diff --git a/dap-sdk/net/client/dap_client.c b/dap-sdk/net/client/dap_client.c
index 56fb3c785f087f1356392e3299dae0b76d8e07fc..1bf65abff99abba417c9f2720062c76d0eb4c931 100644
--- a/dap-sdk/net/client/dap_client.c
+++ b/dap-sdk/net/client/dap_client.c
@@ -244,8 +244,6 @@ static void s_go_stage_on_client_worker_unsafe(dap_worker_t * a_worker,void * a_
         return;
     }
 
-
-
     dap_client_stage_t l_cur_stage = l_client_pvt->stage;
     dap_client_stage_status_t l_cur_stage_status= l_client_pvt->stage_status;
     if (l_stage_target == l_cur_stage){
diff --git a/modules/modules_dynamic/cdb/CMakeLists.txt b/modules/modules_dynamic/cdb/CMakeLists.txt
index 28c1cb8042040e121d74350c7654dd11219daf7a..26191138031bebd9bbaf9c54dc4fee0b0b519df5 100644
--- a/modules/modules_dynamic/cdb/CMakeLists.txt
+++ b/modules/modules_dynamic/cdb/CMakeLists.txt
@@ -8,7 +8,7 @@ file(GLOB DAP_MODULES_DYNAMIC_CDB_HEADERS include/*.h)
 add_library(${PROJECT_NAME} STATIC ${DAP_MODULES_DYNAMIC_CDB_SRCS} ${DAP_MODULES_DYNAMIC_CDB_HEADERS})
 
 #target_link_libraries(dap_chain_net_srv dap_core dap_crypto dap_chain dap_chain_net dap_chain_wallet)
-target_link_libraries(${PROJECT_NAME} dap_core dap_enc_server dap_chain_net dap_chain_net_srv dap_chain_net_srv_vpn dap_http_server zip ${CMAKE_DL_LIBS})
+target_link_libraries(${PROJECT_NAME} dap_core dap_http_server ${CMAKE_DL_LIBS})
 
 target_include_directories(${PROJECT_NAME} INTERFACE .)
 target_include_directories(${PROJECT_NAME} PUBLIC include)
diff --git a/modules/modules_dynamic/cdb/dap_chain_net_bugreport.c b/modules/modules_dynamic/cdb/dap_chain_net_bugreport.c
deleted file mode 100644
index ae2c643a66439e0b04f2263da9581a88e3d5e89e..0000000000000000000000000000000000000000
--- a/modules/modules_dynamic/cdb/dap_chain_net_bugreport.c
+++ /dev/null
@@ -1,525 +0,0 @@
-/*
- * Authors:
- * Alexander Lysikov <alexander.lysikov@demlabs.net>
- * DeM Labs Inc.        https://demlabs.net
- * CellFrame            https://cellframe.net
- * Sources              https://gitlab.demlabs.net/cellframe
- * Cellframe CDB lib    https://gitlab.demlabs.net/dap.support/cellframe-node-cdb-lib
- * Copyrighted by Demlabs Limited, 2020
- * All rights reserved.
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <time.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <zip.h>
-#include <sys/stat.h>
-#include <json-c/json.h>
-#include <json-c/json_object.h>
-
-#include "dap_common.h"
-#include "dap_string.h"
-#include "dap_strfuncs.h"
-#include "dap_file_utils.h"
-#include "include/dap_enc_ks.h"
-#include "dap_enc_key.h"
-#include "dap_config.h"
-#include "rand/dap_rand.h"
-#include "dap_enc.h"
-
-#include "http_status_code.h"
-#include "dap_http_simple.h"
-#include "dap_enc_http.h"
-#include "dap_chain_net_bugreport.h"
-
-#define LOG_TAG "chain_net_bugreport"
-
-#define BUGREPORT_URL "/bugreport"
-
-enum {
-    BUGREPORT_STATUS_NOTDEFINED, BUGREPORT_STATUS_NEW, BUGREPORT_STATUS_IN_PROGRESS, BUGREPORT_STATUS_RESOLVED
-};
-
-void dap_chain_net_bugreport_add_proc(struct dap_http * sh);
-void bugreport_update_statuses(void);
-
-int dap_chain_net_bugreport_init(dap_http_t * a_http)
-{
-    dap_chain_net_bugreport_add_proc(a_http);
-    bugreport_update_statuses();
-    return 0;
-}
-
-const char *bugreport_get_status_text(int a_status)
-{
-    switch (a_status) {
-    case BUGREPORT_STATUS_NOTDEFINED:
-        return "";
-        break;
-    case BUGREPORT_STATUS_NEW:
-        return "new";
-        break;
-    case BUGREPORT_STATUS_IN_PROGRESS:
-        return "in progress";
-        break;
-    case BUGREPORT_STATUS_RESOLVED:
-        return "resolved";
-        break;
-    }
-    return NULL;
-}
-
-int bugreport_get_status_by_text(const char *a_status_str)
-{
-    if(!dap_strcmp(a_status_str, "new"))
-        return BUGREPORT_STATUS_NEW;
-    else if(!dap_strcmp(a_status_str, "in progress"))
-        return BUGREPORT_STATUS_IN_PROGRESS;
-    else if(!dap_strcmp(a_status_str, "in progress"))
-        return BUGREPORT_STATUS_RESOLVED;
-    return BUGREPORT_STATUS_NOTDEFINED;
-}
-
-struct json_object *bugreport_get_last_status(char *a_pkeyHash)//, int *a_status_out, char **a_status_date_out)
-{
-    dap_list_t *l_list_ret = NULL;
-    if(!a_pkeyHash || dap_strlen(a_pkeyHash)<1)
-        return NULL;
-    char *l_dir_str = dap_strdup_printf("%s/var/bugreport", g_sys_dir_path);
-    DIR * l_dir = opendir(l_dir_str);
-    if(l_dir) {
-        struct dirent * l_dir_entry;
-        while((l_dir_entry = readdir(l_dir)) != NULL ) {
-
-            const char *l_ext = dap_path_get_ext(l_dir_entry->d_name);
-            if(dap_strcmp(l_ext, "status"))
-                continue;
-            // read status file
-            char *l_status_content = NULL;
-            size_t l_status_content_len = 0;
-            char * l_full_path_status = dap_strdup_printf("%s/%s", l_dir_str, l_dir_entry->d_name);
-            if(dap_file_get_contents(l_full_path_status, &l_status_content, &l_status_content_len)) {
-                struct json_object *l_jobj = json_tokener_parse((char*) l_status_content);
-                DAP_DELETE(l_status_content);
-                // if file in json format
-                if(l_jobj) {
-                    struct json_object *l_obj_pkeyHash = json_object_object_get(l_jobj, "pkeyHash");
-                    const char *l_str_hash = json_object_get_string(l_obj_pkeyHash);
-                    // search file with pkeyHash = a_pkeyHash
-                    if(l_str_hash && !dap_strcmp(l_str_hash, a_pkeyHash)) {
-                        // get status from status file
-                        struct json_object *l_obj_status = json_object_object_get(l_jobj, "status");
-                        if(l_obj_status && json_object_get_type(l_obj_status) == json_type_array) {
-                            size_t l_num = json_object_array_length(l_obj_status);
-                            struct json_object *l_obj_last_status = l_num > 0 ? json_object_array_get_idx(l_obj_status, l_num - 1) : NULL;
-                            // form one item to return
-                            {
-                                // get bugreport id from filemane
-                                size_t l_shift_id = dap_strlen(l_dir_str) + 1 + 18;
-                                l_full_path_status[l_shift_id + 5] = '\0';
-                                json_object_object_add(l_obj_last_status, "id", json_object_new_string(l_full_path_status + l_shift_id));
-                            }
-
-                            // add item to return
-                            struct json_object *l_obj_last_status_copy;
-                            char* json_str = dap_strdup(json_object_to_json_string(l_obj_last_status));
-                            l_list_ret = dap_list_append(l_list_ret, json_str);
-
-                            //json_object_deep_copy(l_obj_last_status, &l_obj_last_status_copy, NULL);
-                            //json_object_array_add(l_obj_ret, l_obj_last_status);
-                            /*
-                            struct json_object *l_obj_last_status_text = l_obj_last_status ? json_object_object_get(l_obj_last_status, "status") : NULL;
-                            const char *l_str_status_text = json_object_get_string(l_obj_last_status_text);
-                            if(l_str_status_text && dap_strlen(l_str_status_text > 0)) {
-                                // status
-                                if(a_status_out)
-                                    *a_status_out = dap_strdup(l_str_status_text);
-                                // date
-                                if(a_status_date_out){
-                                    struct json_object *l_obj_last_date_text = l_obj_last_status ? json_object_object_get(l_obj_last_status, "date") : NULL;
-                                    *a_status_date_out = dap_strdup(json_object_get_string(l_obj_last_status_text));
-                                }
-                                // return = OK
-                                l_ret = 0;
-                            }
-                            else
-                                l_ret = -2;*/
-                        }
-                        //break;// if only one item return
-                    }
-                    // free
-                    json_object_put(l_jobj);
-                }
-            }
-            DAP_DELETE(l_full_path_status);
-        }
-        closedir(l_dir);
-    }
-    DAP_DELETE(l_dir_str);
-    if(l_list_ret) {
-        struct json_object *l_obj_ret = json_object_new_array();
-        dap_list_t *l_list = l_list_ret;
-        // create output array
-        while(l_list){
-            struct json_object *l_jobj = json_tokener_parse((char*) l_list->data);
-            json_object_array_add(l_obj_ret, l_jobj);
-            l_list = dap_list_next(l_list);
-        }
-        dap_list_free_full(l_list_ret, free);
-        return l_obj_ret;
-    }
-    return NULL ;
-}
-
-int bugreport_add_status(const char *a_filename_bugreport, const char *a_filename_status, const char *a_pkeyHash, int a_status)
-{
-    time_t l_status_date_time;
-    char *l_status_content = NULL;
-    size_t l_status_content_len = 0;
-    // if the status file exist, then the status time is current, otherwise = time of create bugreport
-    if(dap_file_test(a_filename_status)) {
-        l_status_date_time = time(NULL);
-        dap_file_get_contents(a_filename_status, &l_status_content, &l_status_content_len);
-    }
-    else {
-        struct stat st;
-        if(!stat(a_filename_bugreport, &st)) {
-            l_status_date_time = st.st_mtim.tv_sec;
-        }
-        else
-            l_status_date_time = time(NULL);
-    }
-    struct json_object *l_jobj = json_object_new_object();
-    // get exist json
-    if (l_status_content && l_status_content_len>0){
-        l_jobj = json_tokener_parse((char*)l_status_content);
-    }
-    DAP_DELETE(l_status_content);
-    if(!l_jobj)
-        l_jobj = json_object_new_object();
-    // find exist records
-    struct json_object *l_obj_pkey_hash = json_object_object_get(l_jobj, "pkeyHash");
-    struct json_object *l_obj_status = json_object_object_get(l_jobj, "status");
-
-/*    { "pkeyHash": "DKQ58CC6YFBFTTEJ",
-        "status": [ { "date": "Thu, 26 Nov 20 14:20:46 +0500", "status": "new" },
-                    { "date": "Thu, 26 Nov 20 15:05:12 +0500", "status": "in progress" },
-                    { "date": "Thu, 26 Nov 20 16:35:11 +0500", "status": "resolved" } ]
-    }*/
-
-    // pkeyHash
-    if(a_pkeyHash) {
-        const char *l_pkeyHash = l_obj_pkey_hash ? json_object_get_string(l_obj_pkey_hash) : NULL;
-        // create or update pkeyHash
-        if(!l_pkeyHash || dap_strcmp(l_pkeyHash, a_pkeyHash)) {
-            if(l_pkeyHash)
-                json_object_object_del(l_jobj, "pkeyHash");
-            json_object_object_add(l_jobj, "pkeyHash", json_object_new_string(a_pkeyHash));
-        }
-    }
-    // status
-    const char *l_status_str = bugreport_get_status_text(a_status);
-    if(l_status_str) {
-        char l_datetime_buf[1024];
-        dap_time_to_str_rfc822(l_datetime_buf, sizeof(l_datetime_buf), l_status_date_time);
-        //char *l_datetime_buf = dap_strdup_printf("%lu", l_status_date_time);
-
-        struct json_object *l_jobj_arr = l_obj_status ? l_obj_status : json_object_new_array();
-        struct json_object *l_jobj_item = json_object_new_object();
-        // date
-        json_object_object_add(l_jobj_item, "date", json_object_new_string(l_datetime_buf));
-        //status
-        json_object_object_add(l_jobj_item, "status", json_object_new_string(l_status_str));
-        json_object_array_add(l_jobj_arr, l_jobj_item);
-
-        if(!l_obj_status)
-            json_object_object_add(l_jobj, "status", l_jobj_arr);
-        //DAP_DELETE(l_datetime_buf);
-    }
-    const char* json_str = json_object_to_json_string(l_jobj);
-    // write json to file
-    if(json_str) {
-        FILE *l_file = fopen(a_filename_status, "wb");
-        if(l_file)
-        {
-
-            fwrite(json_str, 1, dap_strlen(json_str), l_file);
-            fwrite("\n", 1, 1, l_file);
-            fclose(l_file);
-
-        }
-    }
-    json_object_put(l_obj_pkey_hash);
-    json_object_put(l_jobj);
-    return 0;
-}
-
-void bugreport_update_statuses(void)
-{
-    char *l_dir_str = dap_strdup_printf("%s/var/bugreport", g_sys_dir_path);
-    DIR * l_dir = opendir(l_dir_str);
-    if(l_dir) {
-        struct dirent * l_dir_entry;
-        uint16_t l_acl_idx = 0;
-        while((l_dir_entry = readdir(l_dir)) != NULL) {
-            if(l_dir_entry->d_name[0] == '\0' || l_dir_entry->d_name[0] == '.')
-                continue;
-            // don't search in directories
-            char * l_full_path = dap_strdup_printf("%s/%s", l_dir_str, l_dir_entry->d_name);
-            if(dap_dir_test(l_full_path)) {
-                DAP_DELETE(l_full_path);
-                continue;
-            }
-            // read zip file
-            zip_stat_t l_sb;
-            zip_stat_init(&l_sb);
-            // open only archives
-            struct zip *l_za;
-            int err;
-            if((l_za = zip_open(l_full_path, 0, &err)) == NULL) {
-                DAP_DELETE(l_full_path);
-                continue;
-            }
-            // check the status file for exists
-            char * l_full_path_status = dap_strdup_printf("%s/%s.status", l_dir_str, l_dir_entry->d_name);
-            /*if(dap_file_test(l_full_path_status)){
-                zip_close(l_za);
-                DAP_DELETE(l_full_path);
-                DAP_DELETE(l_full_path_status);
-                continue;
-            }*/
-            zip_int64_t i;
-            for(i = 0; i < zip_get_num_entries(l_za, 0); i++) {
-                if(zip_stat_index(l_za, i, 0, &l_sb) == 0) {
-                    int l_data_txt = -1, l_data_json = -1;
-                    if((l_data_txt = dap_strcmp(l_sb.name, "data.txt")) == 0 ||
-                       (l_data_json = dap_strcmp(l_sb.name, "data.json")) == 0) {
-                        // read data.txt file from archive
-                        struct zip_file *l_zf = zip_fopen_index(l_za, i, 0);
-                        if(!l_zf)
-                            break;
-                        zip_int64_t l_buf_cur_pos = 0;
-                        char *l_buf = DAP_NEW_SIZE(char, l_sb.size + 1);
-                        l_buf[l_sb.size]='\0';
-                        while(l_buf_cur_pos != l_sb.size) {
-                            zip_int64_t len = zip_fread(l_zf, l_buf + l_buf_cur_pos, l_sb.size);
-                            if(len < 0) {
-                                break;
-                            }
-                            l_buf_cur_pos += len;
-                        }
-                        zip_fclose(l_zf);
-                        // if data file was read successfully
-                        if(l_buf_cur_pos == l_sb.size) {
-                            const char *pkeyHash = NULL;
-                            struct json_object *l_jobj = NULL;
-                            // found pkeyHash from data.txt file
-                            if(!l_data_txt) {
-                                char *l_end_of_str = dap_strstr_len(l_buf, l_buf_cur_pos, "\n");
-                                if(l_end_of_str) {
-                                    l_end_of_str[0] = '\0';
-                                    pkeyHash = l_buf;
-                                }
-                            }
-                            // found pkeyHash from data.json file
-                            else if(!l_data_json) {
-                                l_jobj = json_tokener_parse(l_buf);
-                                struct json_object *l_obj_pkey_hash = l_jobj ? json_object_object_get(l_jobj, "pKeyHash") : NULL;
-                                pkeyHash = l_obj_pkey_hash ? json_object_get_string(l_obj_pkey_hash) : NULL;
-                            }
-                            // write status file with pkeyHash
-                            if(pkeyHash) {
-                                bugreport_add_status(l_full_path, l_full_path_status, pkeyHash, BUGREPORT_STATUS_NEW);
-                            }
-                            json_object_put(l_jobj);
-                        }
-                        DAP_DELETE(l_buf);
-                    }
-
-                }
-            }
-            DAP_DELETE(l_full_path);
-            zip_close(l_za);
-        }
-        closedir(l_dir);
-    }
-    DAP_DELETE(l_dir_str);
-}
-
-static int64_t bugreport_write_to_file(byte_t *a_request_byte, size_t a_request_size)
-{
-    int64_t l_report_number = -2;
-    if(!a_request_byte || !a_request_size)
-        return -1;
-    char *l_dir_str = dap_strdup_printf("%s/var/bugreport", g_sys_dir_path);
-    dap_mkdir_with_parents(l_dir_str);
-
-    const time_t l_timer = time(NULL);
-    struct tm l_tm;
-    localtime_r(&l_timer, &l_tm);
-    // create unique number for bugreport
-    randombytes(&l_report_number, sizeof(int64_t));
-    if(l_report_number < 0)
-        l_report_number = -l_report_number;
-    //l_report_number 5 characters long
-    l_report_number %= 100000ll;
-    /*
-    // l_report_number 20 characters long
-    l_report_number -= l_report_number%1000000000000ll;
-    l_report_number+=(int64_t)(l_tm.tm_year - 100)*10000000000;
-    l_report_number+=(int64_t)(l_tm.tm_mon)*100000000;
-    l_report_number+=(int64_t)(l_tm.tm_mday)*1000000;
-    l_report_number+=(int64_t)(l_tm.tm_hour)*10000;
-    l_report_number+=(int64_t)(l_tm.tm_min)*100;
-    l_report_number+=(int64_t)(l_tm.tm_sec);
-    */
-    char *l_filename_str = dap_strdup_printf("%s/%02d-%02d-%02d_%02d:%02d:%02d_%05lld.brt", l_dir_str,
-            l_tm.tm_year - 100, l_tm.tm_mon + 1, l_tm.tm_mday,
-            l_tm.tm_hour, l_tm.tm_min, l_tm.tm_sec,
-            l_report_number);
-    FILE *l_fp;
-    if((l_fp = fopen(l_filename_str, "wb")) != NULL) {
-        if(fwrite(a_request_byte, 1, a_request_size, l_fp) != a_request_size)
-            l_report_number = -3;
-        fclose(l_fp);
-    }
-    DAP_DELETE(l_filename_str);
-    DAP_DELETE(l_dir_str);
-    return l_report_number;
-}
-
-
-static char* parse_query_string(const char *a_query_str, const char *a_str)
-{
-    if(!a_query_str)
-        return NULL;
-    char **l_items = dap_strsplit(a_query_str, "&", -1);
-    for(int l_i = 0; l_items[l_i] != NULL ; l_i++) {
-        char **l_value = dap_strsplit(l_items[l_i], "=", 2);
-        if(dap_str_countv(l_value) == 2) {
-            if(!dap_strcmp(a_str, l_value[0])) {
-                char *l_ret_str = dap_strdup(l_value[1]);
-                dap_strfreev(l_value);
-                dap_strfreev(l_items);
-                return l_ret_str;
-            }
-        }
-        dap_strfreev(l_value);
-    }
-    dap_strfreev(l_items);
-    return NULL;
-}
-
-
-/**
- * @brief bugreport_http_proc
- * @param a_http_simple
- * @param a_arg
- */
-static void bugreport_http_proc(struct dap_http_simple *a_http_simple, void * a_arg)
-{
-    // data:text/html,<form action=http://192.168.100.92:8079/bugreport/ method=post><input name=a></form>
-    // data:text/html,<form action=http://cdb.klvn.io/bugreport/ method=post><input name=a></form>
-    log_it(L_DEBUG, "bugreport_http_proc request");
-    http_status_code_t * return_code = (http_status_code_t*) a_arg;
-    //if(dap_strcmp(cl_st->http->url_path, BUGREPORT_URL) == 0 )
-    if(dap_strcmp(a_http_simple->http_client->action, "GET") == 0) {
-
-        /*dap_enc_key_t *l_key = dap_enc_ks_find_http(a_http_simple->http_client);
-        char *l_out_str[1024];
-        size_t test_len = dap_enc_code(l_key, "gsdg=323&pkeyhash=0xffdsg", strlen("gsdg=323&pkeyhash=0xffdsg"), l_out_str,
-                            sizeof(l_out_str), DAP_ENC_DATA_TYPE_B64_URLSAFE);
-        uint8_t *in_query_string = NULL;
-        size_t in_query_string_size = 0;
-        // decode bugreport
-        if(l_key) {
-            in_query_string_size = dap_strlen(a_http_simple->http_client->in_query_string) + 16;
-            in_query_string = DAP_NEW_Z_SIZE(uint8_t, in_query_string_size);
-            size_t l_size = dap_enc_decode(l_key, a_http_simple->http_client->in_query_string, a_http_simple->request_size, in_query_string,
-                    in_query_string_size, DAP_ENC_DATA_TYPE_B64_URLSAFE);
-        }*/
-
-
-        size_t l_url_len = dap_strlen(a_http_simple->http_client->url_path);
-        if(!l_url_len) {
-                    a_http_simple->reply = dap_strdup_printf("Unique Bug Report number required)");
-                    *return_code = Http_Status_NotFound;
-                }
-        else{
-            char *pkeyhash = parse_query_string(a_http_simple->http_client->in_query_string, "pkeyhash");
-            if(!pkeyhash){
-                a_http_simple->reply = dap_strdup("[{ \"error\": \"pkeyhash not found in request\"}]");
-            }
-            else{
-                struct json_object *l_jobj= bugreport_get_last_status(pkeyhash);//"DKQ58CC6YFBFTTEJ");//"0x845AC58041A72C25F40ACBBF54F2A93BABB91EB668ABE1F7B5750CD2DD26A666");//
-                const char* json_str = json_object_to_json_string(l_jobj);
-                a_http_simple->reply = dap_strdup(json_str);
-                // free
-                json_object_put(l_jobj);
-                DAP_DELETE(pkeyhash);
-            }
-
-            *return_code = Http_Status_OK;
-        }
-
-        a_http_simple->reply_size = strlen(a_http_simple->reply);
-    }
-    else if(dap_strcmp(a_http_simple->http_client->action, "POST") == 0) {
-        //a_http_simple->request_byte;
-        //a_http_simple->request_size;
-        //a_http_simple->http->in_content_length;
-
-        dap_enc_key_t *l_key = dap_enc_ks_find_http(a_http_simple->http_client);
-        uint8_t *l_request_byte = NULL;
-        size_t l_request_size = 0;
-        // decode bugreport
-        if(l_key) {
-            l_request_size = a_http_simple->request_size + 16;
-            l_request_byte = DAP_NEW_Z_SIZE(uint8_t, l_request_size);
-            l_request_size = dap_enc_decode(l_key, a_http_simple->request, a_http_simple->request_size, l_request_byte,
-                    l_request_size, DAP_ENC_DATA_TYPE_RAW);
-        }
-        else {
-            // key not found -> save without decoding
-            l_request_byte = a_http_simple->request_byte;
-            l_request_size = a_http_simple->request_size;
-        }
-        int64_t l_bugreport_number = bugreport_write_to_file(l_request_byte, l_request_size); //a_http_simple->request_byte, a_http_simple->request_size);
-        if(l_key) {
-            DAP_DELETE(l_request_byte);
-        }
-        if(l_bugreport_number >= 0) {
-            //l_report_number 5 characters long
-            a_http_simple->reply = dap_strdup_printf("Bug Report #%05lld saved successfully)", l_bugreport_number);
-            //l_report_number 20 characters long
-            //a_http_simple->reply = dap_strdup_printf("Bug Report #%020lld saved successfully)", l_bugreport_number);
-        }
-        else {
-            a_http_simple->reply = dap_strdup_printf("Bug Report not saved( code=%lld", l_bugreport_number);
-        }
-        a_http_simple->reply_size = strlen(a_http_simple->reply);
-        *return_code = Http_Status_OK;
-
-    } else {
-        log_it(L_ERROR, "Wrong action '%s' for the request. Must be 'POST' or 'GET'", a_http_simple->http_client->action);
-        a_http_simple->reply = dap_strdup_printf("[{ \"error\": \"Wrong action '%s' for the request. Must be 'POST' or 'GET'\"}]",
-                a_http_simple->http_client->action);
-        a_http_simple->reply_size = strlen(a_http_simple->reply);
-        *return_code = Http_Status_OK;
-    }
-    strcpy(a_http_simple->reply_mime, "application/json");
-}
-
-/**
- * @brief dap_chain_net_bugreport_add_proc
- * @param sh HTTP server instance
- */
-void dap_chain_net_bugreport_add_proc(struct dap_http * sh)
-{
-    const char * url = BUGREPORT_URL;
-    dap_http_simple_proc_add(sh, url, 14096, bugreport_http_proc);
-}
-
diff --git a/modules/modules_dynamic/cdb/dap_chain_net_news.c b/modules/modules_dynamic/cdb/dap_chain_net_news.c
deleted file mode 100644
index 446ad3eb1ed6f105356f1336d94384a611f06e53..0000000000000000000000000000000000000000
--- a/modules/modules_dynamic/cdb/dap_chain_net_news.c
+++ /dev/null
@@ -1,239 +0,0 @@
-/*
- * Authors:
- * Alexander Lysikov <alexander.lysikov@demlabs.net>
- * DeM Labs Inc.        https://demlabs.net
- * CellFrame            https://cellframe.net
- * Sources              https://gitlab.demlabs.net/cellframe
- * Cellframe CDB lib    https://gitlab.demlabs.net/dap.support/cellframe-node-cdb-lib
- * Copyrighted by Demlabs Limited, 2020
- * All rights reserved.
- */
-
-#include <stddef.h>
-#include <json-c/json.h>
-#include <json-c/json_object.h>
-
-#include "dap_common.h"
-#include "dap_string.h"
-#include "dap_strfuncs.h"
-#include "dap_file_utils.h"
-#include "dap_config.h"
-#include "dap_chain_node_cli.h"
-#include "rand/dap_rand.h"
-
-#include "http_status_code.h"
-#include "dap_http_simple.h"
-#include "dap_enc_http.h"
-//#include "<dap_chain_global_db_driver.h>
-#include "dap_chain_global_db.h"
-#include "dap_chain_net_news.h"
-#include "dap_chain_net_srv_vpn_cdb.h"
-#define LOG_TAG "cdb_news"
-
-#define NEWS_URL "/news"
-#define GROUP_NEWS "cdb.news"
-#define DEFAULT_LANG "en"
-
-static dap_http_url_proc_t * s_url_proc = NULL;
-static time_t s_cache_expire = 3600;
-
-int com_news(int a_argc, char ** a_argv, void *a_arg_func, char **a_str_reply);
-int dap_chain_net_news_write(const char *a_lang, char *a_data_news, size_t a_data_news_len);
-byte_t* dap_chain_net_news_read(const char *a_lang, size_t *a_news_len);
-void dap_chain_net_news_add_proc(struct dap_http * sh);
-
-int dap_chain_net_news_init(dap_http_t * a_http)
-{
-    s_cache_expire = dap_config_get_item_int32_default(g_dap_config_cdb, "cdb","cache_expire", s_cache_expire);
-
-    dap_chain_node_cli_cmd_item_create("news", com_news, NULL, "Add News for VPN clients. Language code is a text code like \"en\", \"ru\", \"fr\"",
-            "news [-text <news text> | -file <filename with news>] -lang <language code> \n");
-    dap_chain_net_news_add_proc(a_http);
-
-    return 0;
-}
-
-/**
- * Add News for VPN clients
- * news [-text <news text> | -file <filename with news>] -lang <language code>
- */
-int com_news(int a_argc, char ** a_argv, void *a_arg_func, char **a_str_reply)
-{
-    int arg_index = 1;
-    const char * l_str_lang = NULL;
-    const char * l_str_text = NULL;
-    const char * l_str_file = NULL;
-
-    dap_chain_node_cli_find_option_val(a_argv, arg_index, a_argc, "-lang", &l_str_lang);
-    dap_chain_node_cli_find_option_val(a_argv, arg_index, a_argc, "-text", &l_str_text);
-    dap_chain_node_cli_find_option_val(a_argv, arg_index, a_argc, "-file", &l_str_file);
-
-    if(!l_str_text && !l_str_file) {
-        dap_chain_node_cli_set_reply_text(a_str_reply, "no source of news, add parameter -text or -file");
-        return -1;
-    }
-    char *l_data_news;
-    size_t l_data_news_len = 0;
-    const char *l_from = NULL;
-
-    if(l_str_text) {
-        l_data_news = dap_strdup(l_str_text);
-        l_data_news_len = dap_strlen(l_str_text);
-        l_from = "text";
-    }
-    else if(l_str_file) {
-        if(dap_file_get_contents(l_str_file, &l_data_news,&l_data_news_len)) {
-            l_from = "file";
-        }
-        else{
-                dap_chain_node_cli_set_reply_text(a_str_reply, "Can't read file %s", l_str_file);
-                return -2;
-            }
-    }
-
-    int l_res = dap_chain_net_news_write(l_str_lang, l_data_news, l_data_news_len);
-    if(l_res){
-        dap_chain_node_cli_set_reply_text(a_str_reply, "Error, News cannot be added from %s", l_from);
-        return -3;
-    }
-    dap_chain_node_cli_set_reply_text(a_str_reply, "News added from %s successfully", l_from);
-    return 0;
-}
-
-
-char* dap_chain_net_news_added_extra_info(const char *a_json_text)
-{
-    // parse existing news in json format
-    struct json_object *l_jobj_arr = json_tokener_parse(a_json_text);
-    if(json_object_is_type(l_jobj_arr, json_type_array)) {
-        int64_t l_timestamp = time(NULL);
-        // news may consist of several news blocks
-        size_t l_size = json_object_array_length(l_jobj_arr);
-        for(int i = 0; i < (int) l_size; i++) {
-            json_object *l_one_news = json_object_array_get_idx(l_jobj_arr, i);
-            if(json_object_is_type(l_one_news, json_type_object)) {
-                // add timestamp
-                json_object_object_add(l_one_news, "timestamp", json_object_new_int64(l_timestamp));
-                // create unique number for news
-                uint64_t l_id;
-                randombytes(&l_id, sizeof(int64_t));
-                l_id %= 100000ll; //l_id 5 characters long
-                // add unique id
-                json_object_object_add(l_one_news, "id", json_object_new_int64(l_id));
-            }
-        }
-
-        char* json_str = dap_strdup(json_object_to_json_string(l_jobj_arr));
-        json_object_put(l_jobj_arr);
-        return json_str;
-    }
-    return NULL;
-}
-
-/* Set news in the selected language
- * a_lang - a language like "en", "ru", "fr"
- * a_data_news - news data
- * a_data_news_len length of news
- */
-int dap_chain_net_news_write(const char *a_lang, char *a_data_news, size_t a_data_news_len)
-{
-    if(!a_data_news || !a_data_news_len)
-        return -2;
-    if(!a_lang)
-        a_lang = DEFAULT_LANG;
-    // insert timestamp and id into news
-    char *l_data_news_new = dap_chain_net_news_added_extra_info(a_data_news);
-    if(l_data_news_new){
-        size_t l_data_news_new_len = dap_strlen(l_data_news_new);
-        if(dap_chain_global_db_gr_set((char *)a_lang, l_data_news_new, l_data_news_new_len, GROUP_NEWS))
-            return 0;
-    }
-    if(dap_chain_global_db_gr_set((char *)a_lang, a_data_news, a_data_news_len, GROUP_NEWS))
-        return 0;
-    return -1;
-}
-
-/* Get news in the selected language
- * a_lang - a language like "en", "ru", "fr"
- */
-byte_t* dap_chain_net_news_read(const char *a_lang, size_t *a_news_len)
-{
-    if(!a_lang)
-        return NULL;
-    byte_t *l_ret_data = NULL;
-    size_t l_data_len_num = 0;
-    dap_store_obj_t *l_obj = dap_chain_global_db_obj_gr_get(a_lang, &l_data_len_num, GROUP_NEWS);
-    if(l_obj && l_obj->value_len) {
-        l_ret_data = DAP_NEW_Z_SIZE(byte_t, l_obj->value_len);
-        memcpy(l_ret_data, l_obj->value, l_obj->value_len);
-        if(a_news_len)
-            *a_news_len = l_obj->value_len;
-    }
-    dap_store_obj_free(l_obj, l_data_len_num);
-    return l_ret_data;
-}
-
-/**
- * @brief news_http_proc
- * @param a_http_simple
- * @param a_arg
- */
-static void news_http_proc(struct dap_http_simple *a_http_simple, void * a_arg)
-{
-    log_it(L_DEBUG, "news_http_proc request");
-    http_status_code_t * return_code = (http_status_code_t*) a_arg;
-    const char *l_lang = DEFAULT_LANG;
-    if(dap_strcmp(a_http_simple->http_client->url_path, NEWS_URL)) {
-        l_lang = a_http_simple->http_client->url_path;
-    }
-
-    if(l_lang)
-    {
-        size_t l_news_data_len = 0;
-        // get news in the selected language
-        byte_t *l_news_data = dap_chain_net_news_read(l_lang, &l_news_data_len);
-        // get news in the default language
-        if(!l_news_data && dap_strcmp(a_http_simple->http_client->in_query_string, "LocalNewsOnly"))
-            l_news_data = dap_chain_net_news_read(DEFAULT_LANG, &l_news_data_len);
-        if(!l_news_data){
-            a_http_simple->reply = l_news_data ;
-            a_http_simple->reply_size = l_news_data_len;
-        }else{
-            a_http_simple->reply = dap_strdup("[{ \"message\": \"no news\"}]");
-            a_http_simple->reply_size = dap_strlen((char*) a_http_simple->reply);
-        }
-        *return_code = Http_Status_OK;
-    }
-    else {
-        log_it(L_ERROR, "Wrong request. Must be %s/<lang_code>, example http:/<addr>%s/en", NEWS_URL, NEWS_URL);
-        a_http_simple->reply = dap_strdup_printf("[{ \"error\": \"Wrong request. Must be %s/<lang_code>, example http:/<addr>%s/en\"}]", NEWS_URL, NEWS_URL);
-        a_http_simple->reply_size = strlen(a_http_simple->reply);
-        *return_code = Http_Status_OK;//Http_Status_NotFound;
-    }
-    strcpy(a_http_simple->reply_mime, "application/json");
-    dap_http_simple_make_cache_from_reply(a_http_simple,time(NULL)+ s_cache_expire);
-}
-
-/**
- * @brief dap_chain_net_news_add_proc
- * @param sh HTTP server instance
- */
-void dap_chain_net_news_add_proc(struct dap_http * sh)
-{
-    const char * url = NEWS_URL;
-    s_url_proc = dap_http_simple_proc_add(sh, url, 14096, news_http_proc);
-}
-
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_news_cache_reset
- */
-void dap_chain_net_srv_vpn_cdb_news_cache_reset()
-{
-    if(s_url_proc){
-        pthread_rwlock_wrlock(&s_url_proc->cache_rwlock);
-        dap_http_cache_delete(s_url_proc->cache);
-        s_url_proc->cache = NULL;
-        pthread_rwlock_unlock(&s_url_proc->cache_rwlock);
-    }
-}
diff --git a/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb.c b/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb.c
deleted file mode 100644
index cdd201699e7984faf0d6208c3d751a4c9979474b..0000000000000000000000000000000000000000
--- a/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb.c
+++ /dev/null
@@ -1,444 +0,0 @@
-/*
- * Authors:
- * Dmitriy A. Gearasimov <gerasimov.dmitriy@demlabs.net>
- * DeM Labs Inc.        https://demlabs.net
- * CellFrame            https://cellframe.net
- * Sources              https://gitlab.demlabs.net/cellframe
- * Cellframe CDB lib    https://gitlab.demlabs.net/dap.support/cellframe-node-cdb-lib
- * Copyrighted by Demlabs Limited, 2020
- * All rights reserved.
-*/
-#include "utlist.h"
-#include "dap_common.h"
-#include "dap_config.h"
-#include "dap_enc_http.h"
-#include "dap_enc_base64.h"
-#include "dap_http.h"
-
-#include "dap_chain.h"
-#include "dap_chain_net.h"
-#include "dap_chain_ledger.h"
-#include "dap_chain_wallet.h"
-#include "dap_chain_datum_tx.h"
-#include "dap_chain_datum_tx_in.h"
-#include "dap_chain_datum_tx_in_cond.h"
-#include "dap_chain_datum_tx_out_cond.h"
-#include "dap_chain_datum_tx_out.h"
-#include "dap_chain_datum_tx_pkey.h"
-#include "dap_chain_datum_tx_receipt.h"
-#include "dap_chain_datum_tx_sig.h"
-#include "dap_chain_global_db.h"
-
-#include "dap_chain_node_cli.h"
-
-#include "dap_chain_mempool.h"
-#include "dap_pkey.h"
-
-#include "dap_chain_net_srv_vpn.h"
-#include "dap_chain_net_srv_vpn_cdb.h"
-#include "dap_chain_net_srv_vpn_cdb_auth.h"
-#include "dap_chain_net_srv_vpn_cdb_server_list.h"
-#include "dap_chain_net_news.h"
-#include "dap_chain_net_bugreport.h"
-
-
-#define LOG_TAG "dap_chain_net_srv_vpn_cdb"
-
-#define DB_URL "/db"
-#define NODELIST_URL "/nodelist"
-
-typedef struct tx_cond_template{
-    char * wallet_name;
-    dap_chain_wallet_t * wallet;
-
-    long double value_coins;
-    uint128_t value_datoshi;
-
-    char token_ticker[DAP_CHAIN_TICKER_SIZE_MAX];
-    char * net_name;
-    dap_chain_net_t * net;
-    dap_ledger_t * ledger;
-    time_t min_time; // Minimum time between transactions
-    struct tx_cond_template *prev, *next;
-} tx_cond_template_t;
-
-static tx_cond_template_t *s_tx_cond_templates = NULL;
-dap_config_t * g_dap_config_cdb = NULL;
-const char *c_wallets_path = NULL;
-
-static int s_cli_vpn_cdb(int a_argc, char ** a_argv, void *arg_func, char **a_str_reply);
-
-static const char * s_sensetive_fields[] = {
-    "--password",
-    ""
-};
-
-char* s_cdb_log_cmd_call_apply_filters_dup(const char * a_cmd){
-    char * l_filtred = dap_strdup(a_cmd);
-
-    for(int a = 0; s_sensetive_fields[a][0] != '\0'; a++){
-        char * l_found = strstr(l_filtred, s_sensetive_fields[a]);
-        if(l_found){
-            l_found += strlen(s_sensetive_fields[a]);
-            l_found += 1; //skipping '='
-            for(;*l_found != '\0' && *l_found != ';';l_found++){
-                *l_found = '*';
-            }
-        }
-    }
-
-    return l_filtred;
-}
-
-void s_cdb_log_cmd_call(const char* a_cmd){
-    char * l_filtred = s_cdb_log_cmd_call_apply_filters_dup(a_cmd);
-    //log_it(L_DEBUG,l_filtred);
-    DAP_DELETE(l_filtred);
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_init
- * @return
- */
-int dap_chain_net_srv_vpn_cdb_init(dap_http_t * a_http)
-{
-    int ret=0;
-    g_dap_config_cdb = g_config;
-    c_wallets_path = dap_chain_wallet_get_path(g_config);
-    if (dap_config_get_item_bool_default( g_dap_config_cdb,
-                                                                "cdb",
-                                                                "servers_list_enabled",
-                                                                false)) {
-
-        if (dap_chain_net_srv_vpn_cdb_server_list_init() != 0) {
-            log_it(L_CRITICAL,"Can't init vpn servers list");
-            return -10;
-        }
-    }
-
-    dap_chain_node_cli_cmd_item_create ("vpn_cdb", s_cli_vpn_cdb, NULL, "VPN Central DataBase (CDB) commands",
-        "vpn_cdb user create --login <Login> --password <Password> [-password_base64] [--first_name <First Name>] [--last_name <Last Name>] [--email <Email>]"
-        "[--active_days <Setup active day thats left for user >]\n"
-            "\tCreate user with login, password and some more optional fields\n\n"
-        "vpn_cdb user update --login <Login> [--password <Password>] [-password_base64] [--first_name <First Name>] [--last_name <Last Name>] [--email <Email>]"
-                             "[--active_days <Setup active days that left for user >]\n"
-            "\tUpdate existent user\n"
-        "vpn_cdb user delete --login <Login>\n"
-            "\tDelete user by login\n"
-        "vpn_cdb user show --login <Login>\n"
-            "\tShow user fields by login\n"
-        "vpn_cdb user check --login <Login> --password <Password> [-password_base64]\n"
-            "\tCompare <Password> with stored in GDB for <Login>\n"
-        "vpn_cdb user list\n"
-            "\tShow all users\n"
-        "vpn_cdb serial generate -n <number of serial keys>] [-active_days <active days that left for serial>]\n"
-            "\tGenerate new serial keys\n"
-        "vpn_cdb serial add -file <file_name> [-active_days <active days that left for serial>]\n"
-            "\tAdd new serial keys from file\n"
-        "vpn_cdb serial list [-n <How many show serial keys>] [-shift <How many skip serial keys>] [-activated_only|-inactive_only] [-nototal|-total_only]\n"
-            "\tShow serial keys\n"
-        "vpn_cdb serial update -serial <serial keys> -active_days <active days that left for serial>\n"
-            "\tEdit serial key\n"
-        "vpn_cdb serial info -serial <serial keys>\n"
-            "\tInformation about serial key\n"
-        "vpn_cdb serial delete -serial <serial keys>\n"
-            "\tDelete serial key\n"
-        "vpn_cdb serial deactivate -serial <serial keys>\n"
-            "\tDeactivate serial key\n"
-        "vpn_cdb http_cache reset"
-            "\tReset HTTP cache for CDB urls"
-                                        );
-    dap_chain_node_cmd_item_func_overrides_t l_overrides = {NULL};
-    l_overrides.log_cmd_call = s_cdb_log_cmd_call;
-
-    dap_chain_node_cli_cmd_item_apply_overrides("vpn_cdb", &l_overrides);
-
-    // Load all chain networks
-    if (dap_config_get_item_bool_default( g_dap_config_cdb,
-                                                        "cdb",
-                                                        "servers_list_enabled",
-                                                        false)) {
-        dap_chain_net_srv_vpn_cdb_server_list_add_proc ( a_http, NODELIST_URL);
-    }
-    if (dap_config_get_item_bool_default( g_dap_config_cdb,"cdb_auth","enabled",false) ){
-
-        ret = dap_chain_net_srv_vpn_cdb_auth_init(  dap_config_get_item_str_default(g_dap_config_cdb,"cdb_auth","domain","cdb"),
-                                              dap_config_get_item_str_default(g_dap_config_cdb,"cdb_auth","mode","passwd"),
-                                              dap_config_get_item_bool_default(g_dap_config_cdb,"cdb_auth","registration_open",false));
-        if(ret<0)
-            return ret;
-        dap_chain_net_srv_vpn_cdb_auth_add_proc( a_http , DB_URL );
-
-        // Produce transaction for authorized users
-        if (dap_config_get_item_bool_default( g_dap_config_cdb,
-                                                            "cdb_auth",
-                                                            "tx_cond_create",
-                                                            false)) {
-            // Parse tx cond templates
-            uint16_t l_tx_cond_tpls_count = 0;
-
-            /* ! IMPORTANT ! This fetch is single-action and cannot be further reused, since it modifies the stored config data
-             * ! it also must NOT be freed within this module !
-             */
-            char **l_tx_cond_tpls = dap_config_get_array_str(g_dap_config_cdb, "cdb_auth", "tx_cond_templates", &l_tx_cond_tpls_count);
-            if (l_tx_cond_tpls_count == 0) {
-                log_it( L_ERROR, "No condition tpl, can't setup auth callback");
-                return -5;
-            }
-
-            for (size_t i = 0 ; i < l_tx_cond_tpls_count; i++) {
-                tx_cond_template_t *l_tx_cond_template = DAP_NEW_Z(tx_cond_template_t);
-
-                // Parse template entries
-                short l_step = 0;
-                char *ctx;
-                for (char *l_tpl_token = strtok_r(l_tx_cond_tpls[i], ":", &ctx); l_tpl_token || l_step == 5; l_tpl_token = strtok_r(NULL, ":", &ctx), ++l_step) {
-                    switch (l_step) {
-                    case 0:
-                        if(!(l_tx_cond_template->wallet = dap_chain_wallet_open(l_tpl_token, c_wallets_path))) {
-                            log_it(L_ERROR, "Can't open wallet \"%s\"", l_tpl_token);
-                            DAP_DELETE(l_tx_cond_template);
-                            break;
-                        }
-                        l_tx_cond_template->wallet_name = l_tpl_token;
-                        continue;
-                    case 1:
-                        if (!(l_tx_cond_template->value_coins = strtold(l_tpl_token, NULL))) {
-                            log_it(L_ERROR, "Error parsing tpl: text on 2nd position \"%s\" is not a number", l_tpl_token);
-                            DAP_DELETE(l_tx_cond_template->wallet);
-                            DAP_DELETE(l_tx_cond_template);
-                            l_step = 0;
-                            break;
-                        }
-                        l_tx_cond_template->value_datoshi = dap_chain_coins_to_datoshi(l_tx_cond_template->value_coins);
-                        continue;
-                    case 2:
-                        if (!(l_tx_cond_template->min_time = (time_t)atoll(l_tpl_token))) {
-                            log_it(L_ERROR, "Error parsing tpl: text on 3d position \"%s\" is not a number", l_tpl_token);
-                            DAP_DELETE(l_tx_cond_template->wallet);
-                            DAP_DELETE(l_tx_cond_template);
-                            l_step = 0;
-                            break;
-                        }
-                        continue;
-                    case 3:
-                        dap_stpcpy(l_tx_cond_template->token_ticker, l_tpl_token);
-                        continue;
-                    case 4:
-                        if (!(l_tx_cond_template->net = dap_chain_net_by_name(l_tpl_token))
-                                || !(l_tx_cond_template->ledger = dap_chain_ledger_by_net_name(l_tpl_token)))
-                        {
-                            log_it(L_ERROR, "Can't open network \"%s\" or ledger in it", l_tpl_token);
-                            DAP_DELETE(l_tx_cond_template->wallet);
-                            DAP_DELETE(l_tx_cond_template);
-                            l_step = 0;
-                            break;
-                        }
-                        l_tx_cond_template->net_name = l_tpl_token;
-                        continue;
-                    case 5:
-                        log_it(L_INFO, "Condition template correct, added to list");
-                        DL_APPEND(s_tx_cond_templates, l_tx_cond_template);
-                        break;
-                    default:
-                        break;
-                    }
-                    log_it(L_DEBUG, "Done with tpl item %d", i);
-                    break; // double break exits tokenizer loop and steps to next tpl item
-                }
-            }
-            if (!s_tx_cond_templates) ret = -1;
-        } else {
-            log_it(L_INFO, "No conditional transactions, provide VPN service for free");
-        }
-    }
-
-    bool l_bugreport_url_enabled = dap_config_get_item_bool_default(g_config, "server", "bugreport_url_enabled", false);
-    if(l_bugreport_url_enabled) {
-        dap_chain_net_bugreport_init(a_http);
-    }
-
-    bool l_news_url_enabled = dap_config_get_item_bool_default(g_config, "server", "news_url_enabled", false);
-    if(l_news_url_enabled) {
-        dap_chain_net_news_init(a_http);
-    }
-
-    return ret;
-}
-
-static int s_cli_vpn_cdb(int a_argc, char ** a_argv, void *arg_func, char **a_str_reply)
-{
-    const char *l_user_str = NULL;
-    const char *l_serial_add_param_str = NULL;
-
-    const char * l_http_cache_cmd = NULL;
-    int l_arg_index = 1;
-    int l_ret = -1;
-
-    int l_user_pos = dap_chain_node_cli_find_option_val(a_argv, l_arg_index, a_argc, "user", &l_user_str);
-    int l_serial_pos = dap_chain_node_cli_find_option_val(a_argv, l_arg_index, a_argc, "serial", &l_serial_add_param_str);
-
-    dap_chain_node_cli_find_option_val(a_argv, l_arg_index, a_argc, "http_cache", &l_http_cache_cmd);
-    if( l_http_cache_cmd){
-        if(dap_strcmp(l_http_cache_cmd,"reset") == 0) {
-            dap_chain_net_srv_vpn_cdb_news_cache_reset();
-            dap_chain_net_srv_vpn_cdb_server_list_cache_reset();
-            dap_chain_node_cli_set_reply_text( a_str_reply, "OK\nReset /news and /nodelist URL's" );
-        }
-    }else if ( l_user_str ){ // Selected 'user' subcommand
-        return dap_chain_net_srv_vpn_cdb_auth_cli_cmd_user(l_user_str,l_arg_index,  a_argc,  a_argv,a_str_reply);
-    }
-    // Selected 'serial' subcoummand
-    else if(l_serial_add_param_str) {
-        return dap_chain_net_srv_vpn_cdb_auth_cli_cmd_serial(l_serial_add_param_str, l_arg_index, a_argc, a_argv, a_str_reply);
-    }
-    else {
-        if(l_user_pos || l_user_pos)
-            dap_chain_node_cli_set_reply_text(a_str_reply, "require additional subcommand, see 'help vpn_cdb'");
-        else
-            dap_chain_node_cli_set_reply_text(a_str_reply, "unknown subcommand, use 'user' or 'serial'", l_user_str);
-    }
-    return l_ret;
-}
-
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_deinit
- */
-void dap_chain_net_srv_vpn_cdb_deinit()
-{
-
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_after
- * @param a_delegate
- * @param a_login
- * @param a_pkey_b64
- */
-void dap_chain_net_srv_vpn_cdb_auth_after(enc_http_delegate_t* a_delegate, const char * a_login, const char * a_pkey_b64 )
-{
-#ifndef __ANDROID__
-
-    dap_enc_key_t *l_client_key = NULL;
-    byte_t *l_pkey_raw = NULL;
-    size_t l_pkey_raw_size = 0;
-    log_it( L_DEBUG, "Authorized, now need to create conditioned transaction if not present key_len=%d", dap_strlen( a_pkey_b64));
-    {
-        size_t l_pkey_b64_length = dap_strlen( a_pkey_b64);
-        l_pkey_raw = DAP_NEW_Z_SIZE(byte_t,l_pkey_b64_length);
-        memset(l_pkey_raw, 0, l_pkey_b64_length);
-        l_pkey_raw_size = dap_enc_base64_decode(a_pkey_b64, l_pkey_b64_length, l_pkey_raw, DAP_ENC_DATA_TYPE_B64_URLSAFE);
-        char *l_pkey_gdb_group =  dap_strdup_printf( "cdb.%s.pkey", DAP_CHAIN_NET_SRV_VPN_CDB_GDB_PREFIX);
-        log_it(L_DEBUG, "Pkey group '%s'", l_pkey_gdb_group);
-        dap_chain_global_db_gr_set((char *)a_login, l_pkey_raw, l_pkey_raw_size, l_pkey_gdb_group);
-
-        l_client_key = dap_enc_key_new(DAP_ENC_KEY_TYPE_SIG_TESLA);
-        int l_res = dap_enc_key_deserealize_pub_key(l_client_key, l_pkey_raw, l_pkey_raw_size);
-        // bad pkey
-        if(l_res){
-            log_it(L_WARNING, "dap_enc_key_deserealize_priv_key='%d'", l_res);
-            DAP_DELETE(l_pkey_raw);
-            l_pkey_raw_size = 0;
-            l_pkey_raw = NULL;
-        }
-        DAP_DELETE(l_pkey_gdb_group);
-    }
-
-    tx_cond_template_t *l_tpl;
-    DL_FOREACH(s_tx_cond_templates, l_tpl) {
-        size_t l_gdb_group_size = 0;
-
-        // Try to load from gdb
-        //char *l_tx_cond_gdb_group =  dap_strdup_printf( "%s.%s.tx_cond", l_tpl->net->pub.name, DAP_CHAIN_NET_SRV_VPN_CDB_GDB_PREFIX);
-        char *l_tx_cond_gdb_group =  dap_strdup_printf( "cdb.%s.tx_cond", DAP_CHAIN_NET_SRV_VPN_CDB_GDB_PREFIX);
-        log_it(L_DEBUG, "Checkout group %s", l_tx_cond_gdb_group);
-        // get key for tx_cond
-        char *l_user_key;
-        {
-            dap_chain_hash_fast_t l_hash = { 0 };
-            char *l_key_hash_str = NULL;
-            if(dap_hash_fast(a_pkey_b64, dap_strlen(a_pkey_b64), &l_hash))
-                l_key_hash_str = dap_chain_hash_fast_to_str_new(&l_hash);
-            l_user_key = dap_strdup_printf("%s/%s", a_login, l_key_hash_str);
-            DAP_DELETE(l_key_hash_str);
-        }
-        log_it(L_DEBUG, "\ndbg l_user_key=%s\n", l_user_key);
-        dap_chain_hash_fast_t *l_tx_cond_hash = (dap_chain_hash_fast_t*) dap_chain_global_db_gr_get(l_user_key, &l_gdb_group_size, l_tx_cond_gdb_group);
-
-        // Check for entry size
-        if (l_gdb_group_size && l_gdb_group_size != sizeof(dap_chain_hash_fast_t)) {
-            log_it(L_ERROR, "Wrong size of tx condition on database (%zd but expected %zd), may be old entry",
-                   l_gdb_group_size, sizeof(dap_chain_hash_fast_t));
-        }
-
-        time_t l_tx_cond_ts = 0;
-        // If loaded lets check is it spent or not
-        if ( l_tx_cond_hash ){
-            log_it(L_DEBUG, "2791: Search for unspent tx, net %s", l_tpl->net_name);
-            dap_chain_datum_tx_t *l_tx = dap_chain_net_get_tx_by_hash(l_tpl->net, l_tx_cond_hash, TX_SEARCH_TYPE_NET_UNSPENT);
-            if ( !l_tx ){ // If not found - all outs are used. Create new one
-                // pass all chains
-                l_tx = dap_chain_net_get_tx_by_hash(l_tpl->net, l_tx_cond_hash, TX_SEARCH_TYPE_NET);
-                DAP_DELETE(l_tx_cond_hash);
-                l_tx_cond_hash = NULL;
-                if ( l_tx ){
-                    l_tx_cond_ts =(time_t) l_tx->header.ts_created;
-                    log_it(L_DEBUG, "2791: got some tx, created %d", l_tx->header.ts_created);
-                }
-            }
-        }
-
-        // Try to create condition
-        if (! l_tx_cond_hash ) {
-            dap_chain_wallet_t *l_wallet_from = l_tpl->wallet;
-            log_it(L_DEBUG, "Create tx from wallet %s", l_wallet_from->name);
-            dap_enc_key_t *l_key_from = dap_chain_wallet_get_key(l_wallet_from, 0);
-
-
-            //dap_chain_cell_id_t *xccell = dap_chain_net_get_cur_cell(l_tpl->net);
-            //uint64_t uint64 =dap_chain_net_get_cur_cell(l_tpl->net)->uint64;
-
-
-            // where to take coins for service
-            dap_chain_addr_t *l_addr_from = dap_chain_wallet_get_addr(l_wallet_from, l_tpl->net->pub.id);
-            dap_chain_net_srv_price_unit_uid_t l_price_unit = { .enm = SERV_UNIT_SEC };
-            dap_chain_net_srv_uid_t l_srv_uid = { .uint64 = DAP_CHAIN_NET_SRV_VPN_ID };
-            l_tx_cond_hash = dap_chain_proc_tx_create_cond(l_tpl->net, l_key_from, l_client_key, l_addr_from, l_tpl->token_ticker,
-                                                       (uint64_t) l_tpl->value_datoshi, 0, l_price_unit, l_srv_uid, 0, l_pkey_raw, l_pkey_raw_size);
-            char *l_addr_from_str = dap_chain_addr_to_str( l_addr_from );
-            DAP_DELETE( l_addr_from);
-            if (!l_tx_cond_hash) {
-                log_it(L_ERROR, "Can't create condition for user");
-            } else {
-                // save transaction for login
-                dap_chain_global_db_gr_set(l_user_key, l_tx_cond_hash, sizeof(dap_chain_hash_fast_t),l_tx_cond_gdb_group);
-                log_it(L_NOTICE, "User \"%s\": created conditioned transaction from %s(%s) on "
-                                , a_login, l_tpl->wallet_name, l_addr_from_str);
-            }
-            DAP_DELETE( l_addr_from_str );
-        }
-        DAP_DELETE(l_user_key);
-        // dbg
-        //dap_ledger_t * l_ledger = dap_chain_ledger_by_net_name( l_tpl->net->pub.name);
-        //dap_chain_datum_tx_t *l_tx = dap_chain_ledger_tx_find_by_hash( l_ledger, l_tx_cond_hash);
-
-        // If we loaded or created hash
-        if( l_tx_cond_hash ){
-            char * l_tx_cond_hash_str = dap_chain_hash_fast_to_str_new(l_tx_cond_hash);
-            enc_http_reply_f(a_delegate,"\t<tx_cond_tpl>\n");
-            //enc_http_reply_f(a_delegate,"\t\t<net>%s</net>\n",l_tpl->net_name);
-            enc_http_reply_f(a_delegate,"\t\t<net>0x%x</net>\n",l_tpl->net->pub.id.uint64);
-            enc_http_reply_f(a_delegate,"\t\t<token>%s</token>\n",l_tpl->token_ticker);
-            enc_http_reply_f(a_delegate,"\t\t<tx_cond>%s</tx_cond>\n",l_tx_cond_hash_str);
-            enc_http_reply_f(a_delegate,"\t</tx_cond_tpl>\n");
-            DAP_DELETE(l_tx_cond_hash);
-            DAP_DELETE(l_tx_cond_hash_str);
-        }
-
-        DAP_DELETE(l_tx_cond_gdb_group);
-    }
-    if (l_client_key)
-        dap_enc_key_delete(l_client_key);
-#endif
-}
diff --git a/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb_auth.c b/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb_auth.c
deleted file mode 100644
index aed83b936da71a86933fc3097c8d94db6e81c882..0000000000000000000000000000000000000000
--- a/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb_auth.c
+++ /dev/null
@@ -1,2029 +0,0 @@
-/*
- * Authors:
- * Dmitriy A. Gearasimov <gerasimov.dmitriy@demlabs.net>
- * DeM Labs Inc.        https://demlabs.net
- * CellFrame            https://cellframe.net
- * Sources              https://gitlab.demlabs.net/cellframe
- * Cellframe CDB lib    https://gitlab.demlabs.net/dap.support/cellframe-node-cdb-lib
- * Copyrighted by Demlabs Limited, 2020
- * All rights reserved.
-*/
-
-
-#include <string.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <sys/wait.h>
-#include <rand/dap_rand.h>
-
-#include <time.h>
-
-#include "dap_common.h"
-#include "dap_string.h"
-#include "dap_strfuncs.h"
-#include "dap_file_utils.h"
-
-#include "dap_http.h"
-#include "dap_http_client.h"
-#include "dap_http_simple.h"
-
-#include "dap_enc.h"
-#include "dap_enc_key.h"
-#include "dap_enc_ks.h"
-#include "dap_enc_http.h"
-#include "dap_enc_base64.h"
-#include "dap_server.h"
-
-#include "dap_chain_node_cli.h"
-#include "dap_chain_global_db.h"
-
-#include "http_status_code.h"
-
-#include "dap_chain_net_srv_vpn_cdb.h"
-#include "dap_chain_net_srv_vpn_cdb_auth.h"
-
-#define LOG_TAG "dap_chain_net_srv_vpn_cdb_auth"
-
-#define OP_CODE_NO_COOKIE "0xe0"
-#define OP_CODE_LOGIN_INCORRECT_SIGN_ALREADY_ACTIVATED  "0xf1"
-#define OP_CODE_LOGIN_INCORRECT_SIGN "0xf2"
-#define OP_CODE_LOGIN_INCORRECT_PSWD "0xf2"
-#define OP_CODE_NOT_FOUND_LOGIN_IN_DB "0xf3"
-#define OP_CODE_SUBSCRIBE_EXPIRIED "0xf4"
-#define OP_CODE_INCORRECT_SYMOLS "0xf6"
-#define OP_CODE_LOGIN_INACTIVE  "0xf7"
-#define OP_CODE_SERIAL_ACTIVED  "0xf8"
-
-
-dap_enc_http_callback_t s_callback_success = NULL;
-
-static char * s_domain = NULL;
-static char * s_group_users = NULL;
-static char * s_group_serials = NULL;
-static char * s_group_serials_activated = NULL;
-
-static char * s_group_password = NULL;
-static char * s_group_first_name = NULL;
-static char * s_group_last_name = NULL;
-static char * s_group_email = NULL;
-static char * s_group_ts_updated = NULL;
-static char * s_group_ts_last_login = NULL;
-static char * s_group_cookies = NULL;
-static char * s_group_cookie = NULL;
-static char * s_group_ts_active_till = NULL;
-
-static char * s_salt_str = "Ijg24GAS56h3hg7hj245b";
-
-static bool s_is_registration_open = false;
-
-enum {
-    MODE_UNKNOWN = 0,
-    MODE_PASSWD,
-    MODE_SERIAL,
-    MODE_BOTH
-};
-static int  s_mode_auth = -1;
-//static bool s_mode_passwd = true;
-
-// hook paths
-static char *s_hook_user_create = NULL;
-static char *s_hook_user_login = NULL;
-static char *s_hook_user_update = NULL;
-static char *s_hook_user_delete = NULL;
-
-static char *s_hook_serial_generate = NULL;
-static char *s_hook_serial_login = NULL;
-static char *s_hook_serial_activate = NULL;
-static char *s_hook_serial_update = NULL;
-static char *s_hook_serial_delete = NULL;
-static char *s_hook_serial_deactivate = NULL;
-
-static int s_input_validation(const char * str);
-static void s_http_enc_proc(enc_http_delegate_t *a_delegate, void * a_arg);
-static void s_http_enc_proc_key(enc_http_delegate_t *a_delegate, void * a_arg);
-static void s_http_enc_proc_key_deactivate(enc_http_delegate_t *a_delegate, void * a_arg);
-static void s_http_proc(dap_http_simple_t *a_http_simple, void * arg );
-
-static char *register_hook(const char *a_cfg_name)
-{
-    char *l_hook_path_ret = NULL;
-    const char *l_hook_path = dap_config_get_item_str(g_config, "cdb_auth", a_cfg_name);
-    if(dap_file_test(l_hook_path))
-        l_hook_path_ret = dap_strdup(l_hook_path);
-    else if(l_hook_path) {
-        log_it(L_WARNING, "file for %s = %s not found", a_cfg_name, l_hook_path);
-    }
-    return l_hook_path_ret;
-}
-
-static int run_hook(char *a_hook_path, char *a_format, ...)
-{
-    if(!a_hook_path)
-        return -1;
-    char *l_params = NULL;
-    va_list l_args;
-    va_start(l_args, a_format);
-    l_params = dap_strdup_vprintf(a_format, l_args);
-    va_end(l_args);
-    char *l_cmd = dap_strdup_printf("%s %s", a_hook_path, l_params);
-    int l_ret = system(l_cmd);
-    DAP_DELETE(l_params);
-    DAP_DELETE(l_cmd);
-    return l_ret;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_init
- * @param a_domain
- * @return
- */
-int dap_chain_net_srv_vpn_cdb_auth_init (const char * a_domain, const char * a_mode, bool a_is_registration_open)
-{
-    s_is_registration_open = a_is_registration_open;
-
-    s_domain = dap_strdup(a_domain);
-
-    // Prefix for gdb groups
-    s_group_users = dap_strdup_printf("cdb.%s.users",s_domain);
-    s_group_serials = dap_strdup_printf("cdb.%s.serials",s_domain);
-    s_group_serials_activated = dap_strdup_printf("cdb.%s.serials_activated",s_domain);
-
-    // Cookie -> login
-    s_group_cookies = dap_strdup_printf("cdb.%s.cookies",s_domain);
-
-    // mode: passwd or serial
-    if(!dap_strcmp(a_mode, "serial"))
-        s_mode_auth = MODE_SERIAL;
-    else if(!dap_strcmp(a_mode, "passwd"))
-        s_mode_auth = MODE_PASSWD;
-    else if(!dap_strcmp(a_mode, "both"))
-        s_mode_auth = MODE_BOTH;
-    else{
-        log_it( L_ERROR, "Unknown cdb mode=%s", a_mode);
-        return -1;
-    }
-
-    // Login -> Password, First Name, Last Name, Email, Cookie,Timestamp Last Update, Timestamp Last Login
-    s_group_password = dap_strdup_printf("%s.password",s_group_users);
-    s_group_first_name = dap_strdup_printf("%s.first_name",s_group_users);
-    s_group_last_name = dap_strdup_printf("%s.last_name",s_group_users);
-    s_group_email = dap_strdup_printf("%s.email",s_group_users);
-    s_group_cookie  = dap_strdup_printf("%s.cookie",s_group_users);
-    s_group_ts_updated = dap_strdup_printf("%s.ts_updated",s_group_users);
-    s_group_ts_last_login = dap_strdup_printf("%s.ts_last_login",s_group_users);
-    s_group_ts_active_till = dap_strdup_printf("%s.ts_active_till",s_group_users);
-
-    // load hook paths
-    s_hook_user_create = register_hook("hook_user_create");
-    s_hook_user_login = register_hook("hook_user_login");
-    s_hook_user_update = register_hook("hook_user_update");
-    s_hook_user_delete = register_hook("hook_user_delete");
-
-    s_hook_serial_generate = register_hook("hook_serial_generate");
-    s_hook_serial_login = register_hook("hook_serial_login");
-    s_hook_serial_activate = register_hook("hook_serial_activate");
-    s_hook_serial_update = register_hook("hook_serial_update");
-    s_hook_serial_delete = register_hook("hook_serial_delete");
-    s_hook_serial_deactivate = register_hook("hook_serial_deactivate");
-    return 0;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_deinit
- */
-void dap_chain_net_srv_vpn_cdb_auth_deinit()
-{
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_set_callback
- * @param a_callback_success
- */
-void dap_chain_net_srv_vpn_cdb_auth_set_callback(dap_enc_http_callback_t a_callback_success)
-{
-    s_callback_success = a_callback_success;
-}
-
-/*
- * Convert XXXXXXXXXXXXXXXX -> XXXX-XXXX-XXXX-XXXX
- */
-static char* make_fullserial(const char * a_serial)
-{
-    if(dap_strlen(a_serial)!=16)
-        return dap_strdup(a_serial);
-    return dap_strdup_printf("%c%c%c%c-%c%c%c%c-%c%c%c%c-%c%c%c%c",
-            a_serial[0], a_serial[1], a_serial[2], a_serial[3],
-            a_serial[4], a_serial[5], a_serial[6], a_serial[7],
-            a_serial[8], a_serial[9], a_serial[10], a_serial[11],
-            a_serial[12], a_serial[13], a_serial[14], a_serial[15]
-            );
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_check_password
- * @param a_login
- * @param a_password
- * @return
- */
-int dap_chain_net_srv_vpn_cdb_auth_check_login(const char * a_login, const char * a_password)
-{
-    int l_ret;
-
-    size_t l_tmp_size=0;
-    dap_chain_hash_fast_t *l_gdb_password_hash;
-    if ( (l_gdb_password_hash = (dap_chain_hash_fast_t*) dap_chain_global_db_gr_get (
-             a_login,&l_tmp_size  ,s_group_password ) ) ==NULL ){
-        // No user in database
-        return -1;
-    }
-
-    char * l_hash_str = dap_strdup_printf("%s%s",a_password, s_salt_str );
-    dap_chain_hash_fast_t l_password_hash = {0};
-    dap_hash_fast(l_hash_str,dap_strlen(l_hash_str), &l_password_hash );
-    DAP_DELETE(l_hash_str);
-
-    l_ret = (memcmp(&l_password_hash, l_gdb_password_hash,sizeof (l_password_hash) ) == 0)? 0: -2;
-
-#ifdef DAP_CHAIN_NET_SRV_VPN_CDB_MAY_CONTAIN_UNENCODED_PASSWORDS
-    //case: old user have his password stored unencoded in CDB, while client sends it in base64
-    if(l_ret != 0){
-        char * l_password_raw = dap_enc_strdup_from_base64(a_password);
-        if(l_password_raw){
-            //we can never know for sure if it was really a base64 password, but it won't hurt trying
-            l_hash_str = dap_strdup_printf("%s%s",l_password_raw, s_salt_str );
-            dap_chain_hash_fast_t l_password_hash_from_raw = {0};
-            dap_hash_fast(l_hash_str,dap_strlen(l_hash_str), &l_password_hash_from_raw );
-            DAP_DELETE(l_hash_str);
-            DAP_DELETE(l_password_raw);
-            l_ret = (memcmp(&l_password_hash_from_raw, l_gdb_password_hash,sizeof (l_password_hash_from_raw) ) == 0)? 0: -2;
-            if(l_ret == 0){
-                log_it(L_WARNING, "password check for '%s' (backward compatibility): success, but password in CDB is not in base64", a_login);
-                dap_chain_global_db_gr_set(dap_strdup(a_login), &l_password_hash, sizeof(l_password_hash), s_group_password);
-                log_it(L_INFO, "password for user '%s' was updated to base64\n", a_login);
-            }
-        }
-    }
-#endif
-
-#ifdef DAP_CHAIN_NET_SRV_VPN_CLIENT_MAY_SEND_UNENCODED_PASSWORD
-    //case: old version of client sends unencoded password, while new version of cdb has it in base64
-    if(l_ret != 0){
-        char * l_password_base64 = dap_enc_strdup_to_base64(a_password);
-        l_hash_str = dap_strdup_printf("%s%s",l_password_base64, s_salt_str );
-        dap_hash_fast(l_hash_str,dap_strlen(l_hash_str), &l_password_hash );
-        DAP_DELETE(l_hash_str);
-        DAP_DELETE(l_password_base64);
-        l_ret = (memcmp(&l_password_hash, l_gdb_password_hash,sizeof (l_password_hash) ) == 0)? 0: -2;
-        if(l_ret == 0)
-            log_it(L_WARNING, "password check for %s (backward compatibility): success, but password was passed not in base64", a_login);
-    }
-#endif
-    DAP_DELETE(l_gdb_password_hash);
-
-    // if password check passed lets see is it active or not
-    if ( l_ret == 0){
-        time_t *l_ts_active_till= (time_t*) dap_chain_global_db_gr_get( a_login, &l_tmp_size, s_group_ts_active_till );
-        if ( l_ts_active_till ){
-            if ( *l_ts_active_till < time(NULL) )
-                l_ret = -4;
-        }else
-            l_ret = -3;
-    }
-    return l_ret;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_activate_serial
- * @param a_login
- * @param a_password
- * @return
- */
-int dap_chain_net_srv_vpn_cdb_auth_activate_serial(const char * a_serial_raw, const char * a_serial, const char * a_sign, const char * a_pkey)
-{
-    int l_ret = -1;
-    if(!a_sign || !a_pkey)
-        return -2;//OP_CODE_LOGIN_INCORRECT_SIGN
-    dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(a_serial, NULL);
-    // not found
-    if(!l_serial_key)
-        return -1;//OP_CODE_NOT_FOUND_LOGIN_IN_DB
-    // already activated
-    if(l_serial_key->header.activated) {
-        l_ret = 0;// OK
-    }
-    else {
-        // check sign
-        int l_res = 0;
-        byte_t *l_pkey_raw = NULL;
-        size_t l_pkey_raw_size = 0;
-        dap_enc_key_type_t l_key_type;
-        {
-            // verify sign
-            byte_t *l_sign_raw = NULL;
-            size_t l_sign_length = dap_strlen(a_sign);
-            l_sign_raw = DAP_NEW_Z_SIZE(byte_t, l_sign_length * 2);
-            size_t l_sign_raw_size = dap_enc_base64_decode(a_sign, l_sign_length, l_sign_raw, DAP_ENC_DATA_TYPE_B64_URLSAFE);
-            dap_sign_t *l_sign = (dap_sign_t*) l_sign_raw; //dap_sign_pack(l_client_key, l_sign_raw, l_sign_raw_size, l_pkey_raw, l_pkey_length);
-            //get key type for pkey
-            dap_sign_type_t l_chain_sign_type;
-            l_chain_sign_type.raw = l_sign_raw_size > 0 ? l_sign->header.type.raw : SIG_TYPE_NULL;
-            l_key_type =  dap_sign_type_to_key_type(l_chain_sign_type);
-            size_t l_serial_len = dap_strlen(a_serial_raw);
-            if((l_sign->header.sign_size+l_sign->header.sign_pkey_size + sizeof(l_sign->header))>l_sign_length){
-                log_it(L_ERROR,"sign type=%d have inside incorrect size %u > size of sign %u", l_sign->header.type, l_sign->header.sign_size+l_sign->header.sign_pkey_size + sizeof(l_sign->header), l_sign_length);
-                l_res = 0;
-            }
-            else
-                l_res = dap_sign_verify(l_sign, a_serial_raw, l_serial_len);
-            if(!l_res){
-                DAP_DELETE(l_sign_raw);
-                return -2;//OP_CODE_LOGIN_INCORRECT_SIGN
-            }
-
-            // deserialize pkey
-            dap_enc_key_t *l_client_key = NULL;
-            size_t l_pkey_length = dap_strlen(a_pkey);
-            l_pkey_raw = DAP_NEW_Z_SIZE(byte_t, l_pkey_length);
-            memset(l_pkey_raw, 0, l_pkey_length);
-            l_pkey_raw_size = dap_enc_base64_decode(a_pkey, l_pkey_length, l_pkey_raw, DAP_ENC_DATA_TYPE_B64_URLSAFE);
-            l_client_key = dap_enc_key_new(l_key_type); //DAP_ENC_KEY_TYPE_SIG_TESLA
-            l_res = dap_enc_key_deserealize_pub_key(l_client_key, l_pkey_raw, l_pkey_raw_size);
-            // pkey from sign
-            size_t l_pkey_sign_size = 0;
-            uint8_t *l_pkey_sign = dap_sign_get_pkey(l_sign, &l_pkey_sign_size);
-            // activate serial key
-            if(l_pkey_sign_size == l_pkey_raw_size && !memcmp(l_pkey_sign, l_pkey_raw, l_pkey_sign_size)) {
-                // added pkey to serial
-                l_serial_key->header.ext_size = l_pkey_raw_size;
-                l_serial_key = DAP_REALLOC(l_serial_key, dap_serial_key_len(l_serial_key));
-                l_serial_key->header.activated = time(NULL);
-                if(l_serial_key->header.license_length)
-                    l_serial_key->header.expired = l_serial_key->header.activated + l_serial_key->header.license_length;
-                l_serial_key->header.pkey_type = l_key_type;
-                memcpy(l_serial_key->ext, l_pkey_raw, l_pkey_raw_size);
-                // save updated serial
-                if(dap_chain_global_db_gr_set(l_serial_key->header.serial, l_serial_key,
-                        dap_serial_key_len(l_serial_key),
-                        s_group_serials_activated)) {
-                    dap_chain_global_db_gr_del(l_serial_key->header.serial, s_group_serials);
-                    // save gdb
-                    dap_chain_global_db_flush();
-                    l_ret = 0; // OK
-                }
-            }
-            // bad pkey
-            else
-                l_ret = -2;//OP_CODE_LOGIN_INCORRECT_SIGN
-            DAP_DELETE(l_sign_raw);
-        }
-        DAP_DELETE(l_pkey_raw);
-    }
-    DAP_DELETE(l_serial_key);
-    return l_ret;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_activate_serial
- * @param a_login
- * @param a_password
- * @return
- */
-static int dap_chain_net_srv_vpn_cdb_auth_deactivate_serial(const char * a_serial, const char * a_pkey)
-{
-    int l_ret = -1;
-    if(!a_pkey)
-        return -2; //OP_CODE_LOGIN_INCORRECT_SIGN
-    dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(a_serial, NULL);
-    // not found
-    if(!l_serial_key)
-        return -1; //OP_CODE_NOT_FOUND_LOGIN_IN_DB
-    // already deactivated
-    if(!l_serial_key->header.activated) {
-        l_ret = 0; // OK
-    }
-    else {
-        // check pkey
-        dap_enc_key_t *l_client_key = NULL;
-        size_t l_pkey_length = dap_strlen(a_pkey);
-        byte_t *l_pkey_raw = DAP_NEW_Z_SIZE(byte_t, l_pkey_length);
-        memset(l_pkey_raw, 0, l_pkey_length);
-        size_t l_pkey_raw_size = dap_enc_base64_decode(a_pkey, l_pkey_length, l_pkey_raw,
-                DAP_ENC_DATA_TYPE_B64_URLSAFE);
-        // pkey from sign
-        size_t l_pkey_sign_size = l_serial_key->header.ext_size;
-        uint8_t *l_pkey_sign = l_serial_key->ext;
-        // compare pkeys
-        if(l_pkey_sign_size != l_pkey_raw_size || memcmp(l_pkey_sign, l_pkey_raw, l_pkey_sign_size)) {
-            return -2;//OP_CODE_LOGIN_INCORRECT_SIGN
-        }
-        DAP_DELETE(l_pkey_raw);
-
-        // modify serial
-        if(l_serial_key->header.expired) {
-            time_t l_cur_time = time(NULL);
-            if(l_serial_key->header.expired > 0) {
-                // if time already expired
-                if(l_cur_time > l_serial_key->header.expired)
-                    l_serial_key->header.expired = 1; // set to 1 sec, because 0 means no time expire never
-                else
-                    l_serial_key->header.expired = l_serial_key->header.expired - l_cur_time; //l_serial_key->header.activated;
-            }
-        }
-        l_serial_key->header.activated = 0;
-
-        // save updated serial
-        if(dap_chain_global_db_gr_set(l_serial_key->header.serial, l_serial_key,
-                dap_serial_key_len(l_serial_key), s_group_serials)) {
-            dap_chain_global_db_gr_del(l_serial_key->header.serial, s_group_serials_activated);
-            run_hook(s_hook_serial_deactivate, "serial=%s", l_serial_key->header.serial);
-            l_ret = 0; // OK
-            // save gdb
-            dap_chain_global_db_flush();
-        }
-        else {
-            log_it(L_ERROR, "Can't save serial '%s' to cdb", l_serial_key->header.serial);
-            l_ret = -3;
-        }
-    }
-    DAP_DELETE(l_serial_key);
-    return l_ret;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_check_password
- * @param a_login
- * @param a_password
- * @return
- */
-int dap_chain_net_srv_vpn_cdb_auth_check_serial(const char * a_serial, const char * a_pkey_b64)
-{
-    int l_ret = 0;
-    dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(a_serial, NULL);
-    // not found
-    if(!l_serial_key)
-        return -1;
-    // inactive serial key
-    if(!l_serial_key->header.activated) {
-        l_ret = -3;
-    }
-    // check time expired, if expired=0, then the time never expires
-    else if(l_serial_key->header.expired) {
-        if((l_serial_key->header.expired) < time(NULL))
-            l_ret = -4;
-    }
-    if(!l_ret) {
-        // check pkey
-        dap_enc_key_t *l_client_key = NULL;
-        size_t l_pkey_length = dap_strlen(a_pkey_b64);
-        byte_t *l_pkey_raw = DAP_NEW_Z_SIZE(byte_t, l_pkey_length);
-        memset(l_pkey_raw, 0, l_pkey_length);
-        size_t l_pkey_raw_size = dap_enc_base64_decode(a_pkey_b64, l_pkey_length, l_pkey_raw,
-                DAP_ENC_DATA_TYPE_B64_URLSAFE);
-        // pkey from sign
-        size_t l_pkey_sign_size = l_serial_key->header.ext_size;
-        uint8_t *l_pkey_sign = l_serial_key->ext;
-        // compare pkeys
-        if(l_pkey_sign_size != l_pkey_raw_size){
-            log_it(L_ERROR,"Different pkey sizes: expected %zd but got %zd",l_pkey_sign_size,l_pkey_raw_size);
-            l_ret = -2;
-        }
-        else if(memcmp(l_pkey_sign, l_pkey_raw, l_pkey_sign_size)){
-            l_ret = -5;
-        }
-        DAP_DELETE(l_pkey_raw);
-    }
-    DAP_DELETE(l_serial_key);
-    return l_ret;
-}
-
-/**
- * @brief s_input_validation
- * @param str
- * @return
- */
-static int s_input_validation(const char * str)
-{
-        // The compiler will stack "multiple" "strings" "end" "to" "end"
-        // into "multiplestringsendtoend", so we don't need one giant line.
-        static const char *nospecial="0123456789"
-                "abcdefghijklmnopqrstuvwxyz"
-                "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
-                ".=@?_!#$%-";// /+
-        while(*str) // Loop until (*url) == 0.  (*url) is about equivalent to url[0].
-        {
-                // Can we find the character at *url in the string 'nospecial'?
-                // If not, it's a special character and we should return 0.
-                if(strchr(nospecial, *str) == NULL){
-                    return(0);
-                }
-                str++; // Jump to the next character.  Adding one to a pointer moves it ahead one element.
-        }
-
-        return(1); // Return 1 for success.
-}
-
-/**
- * Generate serial number like xxx-xxx-xxx
- * without symbols 0,1,L,I,O
- * a_group_sepa may be NULL
- */
-static char* generate_serial(int a_group_count, int a_group_len, const char *a_group_sepa)
-{
-    size_t l_group_sepa_len = a_group_sepa ? strlen(a_group_sepa) : 0;
-    char *l_serial = DAP_NEW_Z_SIZE(char, a_group_count * (a_group_len + l_group_sepa_len));
-    int l_serial_pos = 0;
-    for(int l_group_count = 0; l_group_count < a_group_count; l_group_count++) {
-        for(int l_group_len = 0; l_group_len < a_group_len; l_group_len++) {
-            uint32_t l_max_len = 'Z' - 'A' + 5; //['Z' - 'A' - 3]alpha + [10 - 2]digit
-            uint32_t l_value = random_uint32_t(l_max_len);
-            char l_sym;
-            if(l_value < 8)
-                l_sym = '2' + l_value;
-            // replace unused characters I,O,L
-            else if(l_value == 'I' - 'A' + 8)
-                l_sym = 'X';
-            else if(l_value == 'L' - 'A' + 8)
-                l_sym = 'Y';
-            else if(l_value == 'O' - 'A' + 8)
-                l_sym = 'Z';
-            else
-                l_sym = 'A' + l_value - 8;
-            l_serial[l_serial_pos] = l_sym;
-            l_serial_pos++;
-        }
-        // copy separator to serial
-        if(l_group_sepa_len && l_group_count < a_group_count - 1) {
-            dap_stpcpy(l_serial + l_serial_pos, a_group_sepa);
-            l_serial_pos += l_group_sepa_len;
-        }
-    }
-    return l_serial;
-}
-
-
-size_t dap_serial_key_len(dap_serial_key_t *a_serial_key)
-{
-    if(!a_serial_key)
-        return 0;
-    return sizeof(dap_serial_key_t) + a_serial_key->header.ext_size;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_get_serial_param
- * @param a_serial_str
- * @param a_group_out
- * @return
- */
-dap_serial_key_t* dap_chain_net_srv_vpn_cdb_auth_get_serial_param(const char *a_serial_str, const char **a_group_out)
-{
-    const char *l_group_out = s_group_serials_activated;
-    if(!a_serial_str)
-        return NULL;
-    size_t l_serial_data_len = 0;
-    dap_serial_key_t *l_serial_key = (dap_serial_key_t*)dap_chain_global_db_gr_get(a_serial_str, &l_serial_data_len, s_group_serials_activated);
-    if(!l_serial_key){
-        l_serial_key = (dap_serial_key_t*)dap_chain_global_db_gr_get(a_serial_str, &l_serial_data_len, s_group_serials);
-        l_group_out = s_group_serials;
-    }
-    if(l_serial_data_len>=sizeof(dap_serial_key_t)){
-        if(a_group_out)
-            *a_group_out = l_group_out;
-        return l_serial_key;
-    }
-    if (l_serial_key)
-	DAP_DELETE(l_serial_key);
-    return NULL;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_cli_cmd_serial
- * @param a_serial_str
- * @param a_arg_index
- * @param a_argc
- * @param a_argv
- * @param a_str_reply
- * @return
- */
-int dap_chain_net_srv_vpn_cdb_auth_cli_cmd_serial(const char *a_serial_str, int a_arg_index, int a_argc, char ** a_argv, char **a_str_reply)
-{
-    int l_ret = 0;
-    // Command 'serial list'
-    if(!dap_strcmp(a_serial_str, "list")) {
-        const char * l_serial_count_str = NULL;
-        const char * l_serial_shift_str = NULL;
-        int l_serial_nototal = dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-nototal", NULL);
-        int l_serial_total_only = dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-total_only", NULL);
-        int l_serial_show_activated_only = dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-activated_only", NULL);
-        int l_serial_show_inactive_only = dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-inactive_only", NULL);
-        bool l_serial_show_all =  !l_serial_show_activated_only && !l_serial_show_inactive_only ? true : false;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-n", &l_serial_count_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-shift", &l_serial_shift_str);
-
-        if(l_serial_nototal && l_serial_total_only){
-            dap_chain_node_cli_set_reply_text(a_str_reply, "use only one option '-nototal' or '-total_only'");
-            return -1;
-        }
-        if(l_serial_show_activated_only && l_serial_show_inactive_only){
-            dap_chain_node_cli_set_reply_text(a_str_reply, "use only one option '-activated_only' or '-inactive_only'");
-            return -1;
-        }
-        long long l_serial_count_tmp = l_serial_count_str ? strtoll(l_serial_count_str, NULL, 10) : 0;
-        long long l_serial_shift_tmp = l_serial_shift_str ? strtoll(l_serial_shift_str, NULL, 10) : 0;
-        //size_t l_serial_shift = l_serial_shift_str ? strtoll(l_serial_shift_str, NULL, 10)+1 : 1;
-        //size_t l_total = dap_chain_global_db_driver_count(s_group_serials, l_serial_shift);
-        //l_serial_count = l_serial_count ? min(l_serial_count, l_total - l_serial_shift) : l_total;
-        size_t l_serial_count_noactivated = 0;
-        size_t l_serial_count_activated = 0;
-        // read inactive serials
-        dap_store_obj_t *l_obj = l_serial_show_inactive_only || l_serial_show_all ? dap_chain_global_db_driver_cond_read(s_group_serials, 0, &l_serial_count_noactivated) : NULL;
-        // read activated serials
-        dap_store_obj_t *l_obj_activated = l_serial_show_activated_only || l_serial_show_all ? dap_chain_global_db_driver_cond_read(s_group_serials_activated, 0, &l_serial_count_activated) : NULL;
-        size_t l_total = l_serial_count_noactivated + l_serial_count_activated;
-        size_t l_serial_count = l_serial_count_tmp > 0 ? l_serial_count_tmp : (!l_serial_count_tmp ? l_total : 0);
-        size_t l_serial_shift = l_serial_shift_tmp > 0 ? l_serial_shift_tmp : 0;
-        if(l_serial_count > 0) {
-            dap_string_t *l_keys = dap_string_new("");
-            if(!l_serial_total_only) {
-                l_keys =  l_serial_count > 1 ? dap_string_append(l_keys, "serial keys:\n") : dap_string_append(l_keys, "serial key: ");
-            }
-            size_t l_total_actual = 0;
-            for(size_t i = 0; i < l_serial_count_noactivated; i++) {
-                if((l_obj + i)->value_len < sizeof(dap_serial_key_t))
-                    continue;
-                if(l_serial_count > 0 && l_total_actual >= l_serial_count)
-                    break;
-                dap_serial_key_t *l_serial = (dap_serial_key_t*) (l_obj + i)->value;
-                if(l_serial_shift > 0)
-                    l_serial_shift--;
-                else {
-                    if(!l_serial_total_only) {
-                        dap_string_append(l_keys, l_serial->header.serial);
-                        dap_string_append(l_keys, " inactive");
-                        //if(i < l_serial_count - 1)
-                        dap_string_append(l_keys, "\n");
-                    }
-                    l_total_actual++;
-                }
-            }
-            for(size_t i = 0; i < l_serial_count_activated; i++) {
-                if((l_obj_activated + i)->value_len < sizeof(dap_serial_key_t))
-                    continue;
-                dap_serial_key_t *l_serial = (dap_serial_key_t*) (l_obj_activated + i)->value;
-                if(l_serial_count > 0 && l_total_actual >= l_serial_count)
-                    break;
-                if(l_serial_shift > 0)
-                    l_serial_shift--;
-                else {
-                    if(!l_serial_total_only) {
-                        dap_string_append(l_keys, l_serial->header.serial);
-                        dap_string_append(l_keys, " activated");
-                        //if(i < l_serial_count - 1)
-                        dap_string_append(l_keys, "\n");
-                    }
-                    l_total_actual++;
-                }
-            }
-            if(!l_serial_nototal){
-                char *l_total_str = l_total_actual == 1 ? dap_strdup_printf("total 1 key") : dap_strdup_printf("total %u keys", l_total_actual);
-                dap_string_append(l_keys, l_total_str);
-                DAP_DELETE(l_total_str);
-            }
-            dap_chain_node_cli_set_reply_text(a_str_reply, "%s", l_keys->str);
-            dap_string_free(l_keys, true);
-            dap_store_obj_free(l_obj, l_serial_count_noactivated);
-            dap_store_obj_free(l_obj_activated, l_serial_count_activated);
-        }
-        else
-            dap_chain_node_cli_set_reply_text(a_str_reply, "keys not found");
-        return 0;
-    }
-    else
-    // Command 'serial generate'
-    if(!dap_strcmp(a_serial_str, "generate")) {
-        const char * l_serial_count_str = NULL;
-        const char * l_active_days_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-n", &l_serial_count_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-active_days", &l_active_days_str);
-        uint32_t l_serial_count = l_serial_count_str ? strtoll(l_serial_count_str, NULL, 10) : 1;
-        size_t l_active_days = l_active_days_str ? strtoll(l_active_days_str, NULL, 10) : 0;
-        if(l_serial_count < 1)
-            l_serial_count = 1;
-        dap_string_t *l_keys = l_serial_count > 1 ? dap_string_new("serial keys:\n") : dap_string_new("serial key: ");
-        for(uint32_t i = 0; i < l_serial_count; i++) {
-            dap_serial_key_t l_serial;
-            memset(&l_serial, 0, sizeof(dap_serial_key_t));
-            while(1) {
-                char *l_serial_str = generate_serial(4, 4, "-");
-                uint8_t *l_serial_str_prev = dap_chain_global_db_gr_get(l_serial_str, NULL, s_group_serials);
-                if(l_serial_str_prev)
-                    DAP_DELETE(l_serial_str_prev);
-                else{
-                    strncpy(l_serial.header.serial, l_serial_str, sizeof(l_serial.header.serial));
-                    if(l_active_days)
-                        l_serial.header.license_length = l_active_days * 86400;// days to sec
-                    break;
-                }
-            };
-            l_serial.header.ext_size = 0;
-
-            if(dap_chain_global_db_gr_set(l_serial.header.serial, &l_serial, sizeof(l_serial), s_group_serials)) {
-                dap_string_append(l_keys, l_serial.header.serial);
-                if(i < l_serial_count - 1)
-                    dap_string_append(l_keys, "\n");
-            }
-            run_hook(s_hook_serial_generate, "serial=%s active_days=%lld", l_serial.header.serial, l_active_days);
-        }
-        dap_chain_node_cli_set_reply_text(a_str_reply, "generated new %s", l_keys->str);
-        dap_string_free(l_keys, true);
-        // save gdb
-        dap_chain_global_db_flush();
-        return 0;
-    }
-    else
-    // Command 'serial add' to add serials from file
-    if(!dap_strcmp(a_serial_str, "add")) {
-        const char * l_file_name_str = NULL;
-        const char * l_active_days_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-active_days", &l_active_days_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-file", &l_file_name_str);
-        if(!l_file_name_str) {
-            dap_chain_node_cli_set_reply_text(a_str_reply, "option '-file <file_name>' is not defined");
-            return -1;
-        }
-        size_t l_active_days = l_active_days_str ? strtoll(l_active_days_str, NULL, 10) : 0;
-        char *l_buffer;
-        size_t l_buffer_size = 0;
-        bool r_res = dap_file_get_contents(l_file_name_str, &l_buffer, &l_buffer_size);
-        if(r_res) {
-            if(!l_buffer_size) {
-                dap_chain_node_cli_set_reply_text(a_str_reply, "file <%s> empty", l_file_name_str);
-                l_ret = -2;
-            }
-            // read buffer from file
-            else {
-                dap_string_t *l_ret_str = dap_string_new("serial keys:\n");
-                int l_keys_num = 0;
-                char *l_string_begin = l_buffer;
-                while(l_string_begin) {
-                    // read one string
-                    char *l_string_end = dap_strstr_len(l_string_begin, l_buffer_size, "\n");
-                    if(l_string_end){
-                        l_string_end[0] = '\0';
-                    }
-                    // removes leading and trailing spaces
-                    char *l_serial_str = dap_strstrip(l_string_begin);
-                    //add serial
-                    if(dap_strlen(l_string_begin) == 19 && l_string_begin[4] == '-' && l_string_begin[9] == '-'
-                            && l_string_begin[14] == '-') {
-                        dap_serial_key_t l_serial;
-                        memset(&l_serial, 0, sizeof(dap_serial_key_t));
-                        uint8_t *l_serial_str_prev1 = dap_chain_global_db_gr_get(l_serial_str, NULL, s_group_serials);
-                        uint8_t *l_serial_str_prev2 = dap_chain_global_db_gr_get(l_serial_str, NULL, s_group_serials_activated);
-                        // if serial already present
-                        if(l_serial_str_prev1 || l_serial_str_prev2) {
-                            DAP_DELETE(l_serial_str_prev1);
-                            DAP_DELETE(l_serial_str_prev2);
-                            // serial already present
-                            dap_string_append_printf(l_ret_str, "'%s' already present\n", l_serial_str);
-                        }
-                        else {
-                            strncpy(l_serial.header.serial, l_serial_str, sizeof(l_serial.header.serial));
-                            if(l_active_days)
-                                l_serial.header.license_length = l_active_days * 86400; // days to sec
-                            l_serial.header.ext_size = 0;
-                            //save serial
-                            if(dap_chain_global_db_gr_set(l_serial.header.serial, &l_serial,
-                                    sizeof(l_serial), s_group_serials)) {
-                                dap_string_append_printf(l_ret_str, "'%s' added, days %u\n", l_serial.header.serial,l_active_days);
-                                run_hook(s_hook_serial_generate, "serial=%s active_days=%lld", l_serial_str,l_active_days);
-                                l_keys_num++;
-                            }
-                        }
-                    }
-                    else {
-                        if(dap_strlen(l_string_begin)>0)
-                            dap_string_append_printf(l_ret_str, "'%s' invalid, skipped\n", l_string_begin);
-                    }
-                    // go to next string
-                    l_string_begin = l_string_end ? l_string_end + 1 : NULL;
-                };
-                dap_string_append_printf(l_ret_str, "%d keys added", l_keys_num);
-                dap_chain_node_cli_set_reply_text(a_str_reply, "added %s", l_ret_str->str);
-                dap_string_free(l_ret_str, true);
-            }
-        }
-        else {
-            dap_chain_node_cli_set_reply_text(a_str_reply, "can't open file <%s>", l_file_name_str);
-            l_ret = -3;
-        }
-        DAP_DELETE(l_buffer);
-        return l_ret;
-    }
-    else
-    // Command 'serial update'
-    if(!dap_strcmp(a_serial_str, "update")) {
-        const char * l_serial_number_str = NULL;
-        const char * l_active_days_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-serial", &l_serial_number_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-active_days", &l_active_days_str);
-        size_t l_active_days = l_active_days_str ? strtoll(l_active_days_str, NULL, 10) : 0;
-        if(!l_serial_number_str) {
-            dap_chain_node_cli_set_reply_text(a_str_reply, "option '-serial XXXX-XXXX-XXXX-XXXX' is not defined");
-        }
-        else if(!l_active_days_str) {
-            dap_chain_node_cli_set_reply_text(a_str_reply, "option '-active_days <active days that left for serial after activation>' is not defined");
-        }
-        else {
-            const char *l_group;
-            dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(l_serial_number_str, &l_group);
-            if(l_serial_key){
-                // if serial inactive, then header.activated=0
-                if(l_serial_key->header.activated){
-                    if(l_active_days > 0)
-                        l_serial_key->header.expired = l_serial_key->header.activated + l_active_days * 86400; // 24*3600 = days to sec;
-                }
-                else
-                    l_serial_key->header.license_length = l_active_days * 86400; // 24*3600 = days to sec;
-                // save updated serial
-                if(dap_chain_global_db_gr_set(l_serial_key->header.serial, l_serial_key, dap_serial_key_len(l_serial_key), l_group)) {
-                    dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' successfully updated", l_serial_key->header.serial);
-                    // save gdb
-                    dap_chain_global_db_flush();
-                    run_hook(s_hook_serial_update, "serial=%s status=%s active_days=%lld", l_serial_key->header.serial, l_serial_key->header.activated ? "activated" : "inactive", l_active_days);
-                    DAP_DELETE(l_serial_key);
-                    return 0;
-                }
-                else{
-                    dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' can't updated", l_serial_key->header.serial);
-                }
-                DAP_DELETE(l_serial_key);
-            }
-            else{
-                dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' not found", l_serial_number_str);
-            }
-            return 0;
-        }
-    }
-    else
-    // Command 'serial info'
-    if(!dap_strcmp(a_serial_str, "info")) {
-        int l_ret = 0;
-        const char * l_serial_number_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-serial", &l_serial_number_str);
-        if(!l_serial_number_str) {
-            dap_chain_node_cli_set_reply_text(a_str_reply, "option '-serial XXXX-XXXX-XXXX-XXXX' is not defined");
-            l_ret = -1;
-        }
-        else {
-            const char *l_group;
-            dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(l_serial_number_str, &l_group);
-            if(l_serial_key) {
-                char l_out_str[121];
-                char *l_str_message;
-                // form full string with serial info
-                if(l_serial_key->header.activated) {
-                    if(dap_time_to_str_rfc822(l_out_str, 120, l_serial_key->header.activated) > 0) {// instead of strftime
-                        // form expired time string
-                        char *l_expired_txt = NULL;
-                        if(l_serial_key->header.expired) {
-                            time_t l_expired_sec = l_serial_key->header.expired - time(NULL);
-                            if(l_expired_sec <= 0)
-                                l_expired_txt = dap_strdup("0 days");
-                            else
-                                l_expired_txt = dap_strdup_printf("%lld days", l_expired_sec/(24*3600));
-                        }
-                        else
-                            l_expired_txt = dap_strdup("no time limit");
-                        l_str_message = dap_strdup_printf("serial %s activated %s\nexpired: %s", l_serial_key->header.serial, l_out_str, l_expired_txt);
-                        DAP_DELETE(l_expired_txt);
-                    }
-                    else {
-                        l_str_message = dap_strdup_printf("serial %s activated ???", l_serial_key->header.serial);
-                        l_ret = -3;
-                    }
-                }
-                // not activated serial
-                else {
-                    // form expired time string
-                    char *l_expired_txt = NULL;
-                    if(l_serial_key->header.license_length) {
-                        l_expired_txt = dap_strdup_printf("%lld days", l_serial_key->header.license_length/(24*3600));
-                    }
-                    else
-                        l_expired_txt = dap_strdup("no time limit");
-                    l_str_message = dap_strdup_printf("serial %s not activated\nlicense length: %s", l_serial_key->header.serial, l_expired_txt);
-                    DAP_DELETE(l_expired_txt);
-                }
-                dap_chain_node_cli_set_reply_text(a_str_reply, l_str_message);
-
-                DAP_DELETE(l_str_message);
-            }
-            else {
-                dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' not found", l_serial_number_str);
-                l_ret = -2;
-            }
-
-            DAP_DELETE(l_serial_key);
-        }
-        return l_ret;
-
-    }
-    else
-    // Command 'serial delete'
-    if(!dap_strcmp(a_serial_str, "delete")) {
-        int l_ret = 0;
-        const char * l_serial_number_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-serial", &l_serial_number_str);
-        if(!l_serial_number_str) {
-            dap_chain_node_cli_set_reply_text(a_str_reply, "option '-serial XXXX-XXXX-XXXX-XXXX' is not defined");
-            l_ret = -1;
-        }
-        else {
-            const char *l_group;
-            dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(l_serial_number_str, &l_group);
-            if(l_serial_key) {
-                if(dap_chain_global_db_gr_del(l_serial_key->header.serial, l_group)){
-                    dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' deleted", l_serial_key->header.serial);
-                    run_hook(s_hook_serial_delete, "serial=%s", l_serial_key->header.serial);
-                    // save gdb
-                    dap_chain_global_db_flush();
-                }
-                else {
-                    dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' not deleted", l_serial_key->header.serial);
-                    l_ret = -4;
-                }
-            }
-            else {
-                dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' not found", l_serial_number_str);
-                l_ret = -2;
-            }
-
-            DAP_DELETE(l_serial_key);
-        }
-        return l_ret;
-    }
-    else
-    // Command 'serial deactivate'
-    if(!dap_strcmp(a_serial_str, "deactivate")) {
-        int l_ret = 0;
-        const char * l_serial_number_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-serial", &l_serial_number_str);
-        if(!l_serial_number_str) {
-            dap_chain_node_cli_set_reply_text(a_str_reply, "option '-serial XXXX-XXXX-XXXX-XXXX' is not defined");
-            l_ret = -1;
-        }
-        else {
-            const char *l_group;
-            dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(l_serial_number_str, &l_group);
-            if(l_serial_key) {
-                if(!l_serial_key->header.activated){
-                    dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' already deactivated", l_serial_number_str);
-                }
-                else{
-                    if(l_serial_key->header.expired)
-                        l_serial_key->header.expired = l_serial_key->header.expired - l_serial_key->header.activated;
-                    l_serial_key->header.activated = 0;
-
-                    // pkey in l_serial_key->ext remains
-                    // save updated serial
-                    if(dap_chain_global_db_gr_set(l_serial_key->header.serial, l_serial_key, dap_serial_key_len(l_serial_key), s_group_serials)) {
-                        dap_chain_global_db_gr_del(l_serial_key->header.serial, s_group_serials_activated);
-                        dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' deactivated successfully", l_serial_number_str);
-                        run_hook(s_hook_serial_deactivate, "serial=%s", l_serial_key->header.serial);
-                        l_ret = 0; // OK
-                        // save gdb
-                        dap_chain_global_db_flush();
-                    }
-                    else{
-                        l_ret = -5;
-                        dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' not deactivated", l_serial_number_str);
-                    }
-                }
-            }
-            else {
-                dap_chain_node_cli_set_reply_text(a_str_reply, "serial '%s' not found", l_serial_number_str);
-                l_ret = -2;
-            }
-
-            DAP_DELETE(l_serial_key);
-        }
-        return l_ret;
-    }
-    else {
-        dap_chain_node_cli_set_reply_text(a_str_reply, "unknown subcommand %s, use 'generate', 'list', 'update', 'info', 'delete' or 'deactivate'", a_serial_str);
-    }
-    return -1;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_cli_cmd_user
- * @param a_user_str
- * @param a_arg_index
- * @param a_argc
- * @param a_argv
- * @param a_str_reply
- * @return
- */
-int dap_chain_net_srv_vpn_cdb_auth_cli_cmd_user(const char *a_user_str, int a_arg_index, int a_argc, char ** a_argv, char **a_str_reply)
-{
-    int l_ret = 0;
-    dap_string_t * l_ret_str = dap_string_new("");
-    // Command 'user create'
-    bool l_is_user_create = (dap_strcmp(a_user_str, "create") == 0 );
-    bool l_is_user_update = (dap_strcmp(a_user_str, "update") == 0 );
-    if ( l_is_user_create  || l_is_user_update ){
-        const char * l_login_str = NULL;
-        const char * l_password_str = NULL;
-        const char * l_first_name_str = NULL;
-        const char * l_last_name_str = NULL;
-        const char * l_email_str = NULL;
-        const char * l_active_days_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--login", &l_login_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--password", &l_password_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--first_name", &l_first_name_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--last_name", &l_last_name_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--email", &l_email_str);
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--active_days", &l_active_days_str);
-        int l_password_base64 = dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "-password_base64", NULL);
-
-        if ( ( l_is_user_create && l_login_str && l_password_str ) ||
-             ( l_is_user_update && l_login_str && ( l_password_str || l_first_name_str || l_last_name_str || l_email_str || l_active_days_str) ) ){
-
-            if (l_password_str){
-                char * l_hash_str = NULL;
-
-                /* TODO: besides explicitly specifying base64 password, it may've been encoded by cli tool (if it contained ';') */
-                if(!l_password_base64){
-                    char * l_password_str_base64 = dap_enc_strdup_to_base64(l_password_str);
-                    l_hash_str = dap_strdup_printf("%s%s",l_password_str_base64, s_salt_str );
-                    DAP_DELETE(l_password_str_base64);
-                }else{
-                    l_hash_str = dap_strdup_printf("%s%s",l_password_str, s_salt_str );
-                }
-
-                dap_chain_hash_fast_t *l_password_hash = DAP_NEW_Z(dap_chain_hash_fast_t);
-                dap_hash_fast(l_hash_str,dap_strlen(l_hash_str), l_password_hash );
-                DAP_DELETE(l_hash_str);
-                dap_chain_global_db_gr_set((char *)l_login_str, l_password_hash,sizeof(*l_password_hash),s_group_password );
-            }
-
-            if ( l_first_name_str )
-                dap_chain_global_db_gr_set((char *)l_login_str, (char *)l_first_name_str, strlen(l_first_name_str) + 1, s_group_first_name);
-
-            if ( l_last_name_str )
-                dap_chain_global_db_gr_set((char *)l_login_str, (char *)l_last_name_str, strlen(l_last_name_str) + 1, s_group_last_name);
-
-            if ( l_email_str )
-                dap_chain_global_db_gr_set((char *)l_login_str, (char *)l_email_str, strlen(l_email_str) + 1, s_group_email);
-
-            // Update timestamp
-            dap_chain_time_t *l_time = DAP_NEW_Z(dap_chain_time_t);
-            *l_time = dap_chain_time_now();
-            dap_chain_global_db_gr_set((char *)l_login_str, l_time,sizeof (*l_time),s_group_ts_updated );
-            l_time = NULL; // to prevent usage uleased memory that could be free in any moment
-
-            uint64_t l_active_days = 0;
-            if ( l_active_days_str ){
-                l_active_days = strtoull(l_active_days_str,NULL,10);
-                if ( l_active_days ){
-                    l_time = DAP_NEW_Z(dap_chain_time_t);
-                    *l_time = dap_chain_time_now() + (dap_chain_time_t) l_active_days*86400ull;
-                    dap_chain_global_db_gr_set((char *)l_login_str, l_time, sizeof (*l_time), s_group_ts_active_till);
-                }else
-                    dap_string_append_printf(l_ret_str,"WARNING: Wrong --active_time format\n");
-            }
-
-            if (l_is_user_create){
-                run_hook(s_hook_user_create, "login=%s pass=%s active_days=%lld first_name=%s last_name=%s email=%s", l_login_str, l_password_str, l_active_days,
-                        l_first_name_str ? l_first_name_str : "-",
-                        l_last_name_str ? l_last_name_str : "-",
-                        l_email_str ? l_email_str : "-");
-                dap_string_append_printf(l_ret_str,"OK: Created user '%s'\n",l_login_str );
-                l_ret = 0;
-            }else if (l_is_user_update){
-                run_hook(s_hook_user_update, "login=%s pass=%s active_days=%lld first_name=%s last_name=%s email=%s", l_login_str, l_password_str, l_active_days,
-                                        l_first_name_str ? l_first_name_str : "-",
-                                        l_last_name_str ? l_last_name_str : "-",
-                                        l_email_str ? l_email_str : "-");
-                dap_string_append_printf(l_ret_str,"OK: Updated user '%s'\n",l_login_str );
-                l_ret = 0;
-            }else{
-                dap_string_append_printf(l_ret_str,"OK: Unknown action success\n");
-                l_ret = 0;
-            }
-        }else{
-            if (l_is_user_create){
-                dap_string_append_printf(l_ret_str,"ERROR: Need at least --login and --password options\n" );
-                l_ret = -2;
-            }else if (l_is_user_update){
-                dap_string_append_printf(l_ret_str,"ERROR: Need at least --login and one of next options: --password, --first_name, --last_name or --email\n" );
-                l_ret = -3;
-            }else{
-                dap_string_append_printf(l_ret_str,"ERROR: Unknown error in options\n");
-                l_ret = -4;
-            }
-        }
-
-    }else if ( dap_strcmp(a_user_str, "delete") == 0 ){
-        const char * l_login_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--login", &l_login_str);
-        if ( l_login_str ) {
-            if ( dap_chain_global_db_gr_del((char *)l_login_str, s_group_password) ){
-                dap_chain_global_db_gr_del((char *)l_login_str, s_group_last_name);
-                dap_chain_global_db_gr_del((char *)l_login_str, s_group_first_name);
-                dap_chain_global_db_gr_del((char *)l_login_str, s_group_email);
-                dap_chain_global_db_gr_del((char *)l_login_str, s_group_cookie);
-
-                // Find if present cookie and delete it
-                size_t l_cookie_size = 0;
-                char * l_cookie = (char*) dap_chain_global_db_gr_get(l_login_str,&l_cookie_size, s_group_cookie );
-                if ( l_cookie ){
-                    dap_chain_global_db_gr_del( l_cookie,s_group_cookies );
-                    log_it(L_WARNING,"Deleted user but its cookie is active in table. Deleted that but better also to close session");
-                    // TODO close session when cookie deleted
-                }
-
-                dap_string_append_printf(l_ret_str,"OK: Deleted user '%s'\n",l_login_str );
-                run_hook(s_hook_user_delete, "login=%s", l_login_str);
-                l_ret = 0;
-            }else{
-                l_ret = -6;
-                dap_string_append_printf(l_ret_str,"ERROR: Can't find login '%s' in database\n", l_login_str );
-            }
-        }else{
-            l_ret = -5;
-            dap_string_append_printf(l_ret_str,"ERROR: Need --login option\n" );
-        }
-    }else if ( dap_strcmp(a_user_str, "check") == 0 ){
-        const char * l_login_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--login", &l_login_str);
-        const char * l_password_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--password", &l_password_str);
-        if ( l_login_str && l_password_str) {
-            int l_check = dap_chain_net_srv_vpn_cdb_auth_check_login (l_login_str, l_password_str);
-            if ( l_check == 0){
-                dap_string_append_printf(l_ret_str,"OK: Passed password check for '%s'\n",l_login_str );
-                l_ret = 0;
-            }else if (l_check == -1){
-                l_ret = -7;
-                dap_string_append_printf(l_ret_str,"ERROR: Can't find login '%s' in database\n", l_login_str );
-            }else if (l_check == -2){
-                l_ret = -8;
-                dap_string_append_printf(l_ret_str,"ERROR: Wrong password for login '%s'\n", l_login_str );
-            }else if (l_check == -3){
-                l_ret = -10;
-                dap_string_append_printf(l_ret_str,"ERROR: Login '%s' is not activated\n", l_login_str );
-            }else if (l_check == -4){
-                l_ret = -11;
-                dap_string_append_printf(l_ret_str,"ERROR: Login '%s' activation is overdue\n", l_login_str );
-            }else {
-                l_ret = -9;
-                dap_string_append_printf(l_ret_str,"ERROR: Unknown error in password check for login '%s'\n", l_login_str );
-            }
-        }else{
-            l_ret = -5;
-            dap_string_append_printf(l_ret_str,"ERROR: Need --login option\n" );
-        }
-    }else if ( dap_strcmp(a_user_str, "show") == 0 ){
-        const char * l_login_str = NULL;
-        dap_chain_node_cli_find_option_val(a_argv, a_arg_index, a_argc, "--login", &l_login_str);
-        if ( l_login_str ) {
-            size_t l_password_hash_size=0;
-            dap_chain_hash_fast_t *l_password_hash;
-            if ( (l_password_hash = (dap_chain_hash_fast_t*) dap_chain_global_db_gr_get (
-                     l_login_str,&l_password_hash_size  ,s_group_password ) ) !=NULL ){
-                dap_string_append_printf(l_ret_str,"OK: Find user '%s'\n",l_login_str );
-
-                size_t l_first_name_size=0;
-                char * l_first_name =(char *) dap_chain_global_db_gr_get (  l_login_str,&l_first_name_size  ,s_group_first_name ) ;
-                if ( l_first_name ){
-                    dap_string_append_printf(l_ret_str,"\tFirst_name: %s\n", l_first_name);
-                    DAP_DELETE( l_first_name );
-                }
-
-                size_t l_last_name_size=0;
-                char * l_last_name =(char *) dap_chain_global_db_gr_get (  l_login_str,&l_last_name_size  ,s_group_last_name ) ;
-                if (l_last_name){
-                    dap_string_append_printf(l_ret_str,"\tLast_name: %s\n", l_last_name);
-                    DAP_DELETE( l_last_name );
-                }
-
-                size_t l_email_size=0;
-                char * l_email =(char *) dap_chain_global_db_gr_get (  l_login_str,&l_email_size  ,s_group_email ) ;
-                if (l_email){
-                    dap_string_append_printf(l_ret_str,"\tEmail: %s\n", l_email);
-                    DAP_DELETE( l_email );
-                }
-
-                size_t l_ts_active_till_size = 0;
-                time_t *l_ts_active_till = (time_t*) dap_chain_global_db_gr_get(l_login_str, &l_ts_active_till_size, s_group_ts_active_till);
-                if(l_ts_active_till_size) {
-                    double l_dt_days = difftime(*l_ts_active_till, time(NULL)) / 86400;
-
-                    if(l_dt_days < 1) {
-                        if(l_dt_days < 0)
-                            l_dt_days = 0;
-                        dap_string_append_printf(l_ret_str, "\tActive hours: %.2lf\n", l_dt_days * 24);
-                    }
-                    else
-                        dap_string_append_printf(l_ret_str, "\tActive days: %.2lf\n", l_dt_days);
-                    DAP_DELETE(l_ts_active_till);
-                }
-
-                l_ret = 0;
-            }else{
-                l_ret = -6;
-                dap_string_append_printf(l_ret_str,"ERROR: Can't find login '%s' in database\n", l_login_str );
-            }
-        }else{
-            l_ret = -5;
-            dap_string_append_printf(l_ret_str,"ERROR: Need --login option\n" );
-        }
-    }else if ( dap_strcmp(a_user_str, "list") == 0 ){
-        size_t l_users_size = 0;
-        dap_global_db_obj_t* l_users = dap_chain_global_db_gr_load(s_group_password,&l_users_size);
-        if (l_users_size){
-            dap_string_append_printf(l_ret_str,"OK: %zd users in DB\n",l_users_size);
-            for ( size_t i = 0; i < l_users_size; i++ ){
-                dap_string_append_printf(l_ret_str,"\t%s\n",l_users[i].key);
-            }
-            dap_chain_global_db_objs_delete(l_users, l_users_size);
-        }else{
-            dap_string_append_printf(l_ret_str,"OK: 0 users in DB\n");
-        }
-    }else {
-        dap_string_append_printf(l_ret_str,"ERROR: Unknown command 'user %s'\n", a_user_str );
-        l_ret = -1;
-    }
-    dap_chain_node_cli_set_reply_text( a_str_reply, l_ret_str->str );
-    dap_string_free( l_ret_str, false );
-    return l_ret;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_auth_add_proc
- * @param a_http
- * @param a_url
- */
-void dap_chain_net_srv_vpn_cdb_auth_add_proc(dap_http_t * a_http, const char * a_url)
-{
-    dap_http_simple_proc_add(a_http,a_url,24000, s_http_proc);
-}
-
-/**
- * @brief s_http_proc Process auth request
- * @param a_http_simple HTTP simple client instance
- * @param a_arg Return if ok
- */
-static void s_http_proc(dap_http_simple_t *a_http_simple, void * a_arg )
-{
-    http_status_code_t * l_return_code = (http_status_code_t*)a_arg;
-    enc_http_delegate_t * l_delegate;
-    strcpy(a_http_simple->reply_mime,"application/octet-stream");
-
-    l_delegate = enc_http_request_decode(a_http_simple);
-    if(l_delegate){
-        if (l_delegate->url_path){
-            if(strcmp(l_delegate->url_path, "auth") == 0) {
-                s_http_enc_proc(l_delegate, a_arg);
-            }
-            else if(strcmp(l_delegate->url_path, "auth_key") == 0) {
-                s_http_enc_proc_key(l_delegate, a_arg);
-            }
-            else if(strcmp(l_delegate->url_path, "auth_deactivate") == 0) {
-                s_http_enc_proc_key_deactivate(l_delegate, a_arg);
-            }
-            else {
-
-                if(l_delegate->url_path)
-                    log_it(L_ERROR,"Wrong auth request %s",l_delegate->url_path);
-                else
-                    log_it(L_ERROR,"Wrong auth request: nothing after / ");
-
-                *l_return_code = Http_Status_BadRequest;
-            }
-        }else{
-            log_it(L_ERROR,"Delegate has no url_path");
-            *l_return_code = Http_Status_InternalServerError;
-        }
-
-        enc_http_reply_encode(a_http_simple,l_delegate);
-        enc_http_delegate_delete(l_delegate);
-    }else{
-        *l_return_code = Http_Status_Unauthorized;
-        log_it(L_WARNING,"No KeyID in the request");
-    }
-}
-
-/**
- * Select mode for current connection
- * @param a_request_str
- */
-static int mode_auto_select(char *a_request_str)
-{
-    int l_mode_auth = MODE_UNKNOWN;// default mode
-    if(!a_request_str)
-        return l_mode_auth;
-
-    size_t l_pkey_size_min = 1024;
-    char **l_str_array = dap_strsplit(a_request_str, " ", 5);
-    if(!l_str_array)
-        return l_mode_auth;
-
-    size_t l_str_array_size = dap_str_countv(l_str_array);
-    if(l_str_array_size == 3) {
-        // passwd l_login, l_password, l_pkey
-        // serial l_serial, l_domain, l_pkey
-        size_t l_login_serial_size = dap_strlen(l_str_array[0]);
-        size_t l_pkey_size = dap_strlen(l_str_array[2]);
-        /*size_t l_str_domain_size;
-        {
-            char **l_str_domain = dap_strsplit(l_str_array[1], " ", -1);
-            l_str_domain_size = dap_str_countv(l_str_array);
-            dap_strfreev(l_str_domain);
-        }*/
-        if(l_pkey_size > l_pkey_size_min) {
-            if(l_login_serial_size == 16)
-                l_mode_auth = MODE_SERIAL;
-            else
-                l_mode_auth = MODE_PASSWD;
-        }
-    }
-    else if(l_str_array_size == 4) {
-        // passwd l_login, l_password, l_domain,l_pkey
-        // serial l_serial_raw, l_serial_sign, l_domain, l_pkey
-        size_t l_login_or_serial_size = dap_strlen(l_str_array[0]);
-        size_t l_passwd_or_serial_sign_size = dap_strlen(l_str_array[1]);
-        size_t l_pkey_size = dap_strlen(l_str_array[3]);
-        if(l_pkey_size > l_pkey_size_min) {
-            if(l_login_or_serial_size == 16 && l_passwd_or_serial_sign_size>l_pkey_size_min)
-                l_mode_auth = MODE_SERIAL;
-            else
-                l_mode_auth = MODE_PASSWD;
-        }
-    }
-    else if(l_str_array_size == 5) {
-        // passwd l_login, l_password, l_domain,l_pkey, l_domain2
-        size_t l_pkey_size = dap_strlen(l_str_array[3]);
-        if(l_pkey_size > l_pkey_size_min)
-            l_mode_auth = MODE_PASSWD;
-    }
-    dap_strfreev(l_str_array);
-    return l_mode_auth;
-}
-
-/**
- * @brief s_http_enc_proc Auth http interface
- * @param a_delegate HTTP Simple client instance
- * @param a_arg Pointer to bool with okay status (true if everything is ok, by default)
- */
-static void s_http_enc_proc(enc_http_delegate_t *a_delegate, void * a_arg)
-{
-    http_status_code_t * l_return_code = (http_status_code_t*)a_arg;
-
-    if( a_delegate->request && dap_strncmp(a_delegate->action,"POST",sizeof (a_delegate->action)-1 )==0  ){
-        if(a_delegate->in_query==NULL){
-            log_it(L_WARNING,"Empty auth action");
-            *l_return_code = Http_Status_BadRequest;
-            return;
-        }else{
-            if(strcmp(a_delegate->in_query,"logout")==0 ){
-                if(a_delegate->cookie== NULL){
-                    log_it(L_WARNING,"Logout request without cookie");
-                    enc_http_reply_f(a_delegate, OP_CODE_NO_COOKIE );
-                    *l_return_code = Http_Status_BadRequest;
-                }else{
-                    if(dap_chain_global_db_gr_del(dap_strdup(a_delegate->cookie), s_group_cookies)){
-                        enc_http_reply_f(a_delegate,
-                                         "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?>\n"
-                                         "<return>Successfuly logouted</return>\n"
-                                         );
-                        *l_return_code = Http_Status_OK;
-                    }else{
-                        log_it(L_NOTICE,"Logout action: cookie %s is already logouted (by timeout?)", a_delegate->cookie);
-                        enc_http_reply_f(a_delegate,
-                                         "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?>\n"
-                                         "<err_str>No session in table</err_str>\n"
-                                         );
-                        *l_return_code = Http_Status_OK;
-                    }
-                }
-
-            }else if(dap_strcmp(a_delegate->in_query,"login")==0 || dap_strcmp(a_delegate->in_query,"serial")==0 ){
-                char l_login[128]={0};
-                char l_password[256]={0};
-                char l_pkey[6001]={0};//char l_pkey[4096]={0};
-
-                char l_domain[64]={0}, l_domain2[64]={0};
-
-                if(a_delegate->request_str == NULL){
-                    log_it(L_WARNING, "Request string is empty ");
-                    enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                    *l_return_code = Http_Status_BadRequest;
-                    return;
-                }
-
-                if(a_delegate->request_size<= 1){
-                    log_it(L_WARNING, "Request string is too short ");
-                    enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                    *l_return_code = Http_Status_BadRequest;
-                    return;
-                }
-                if(a_delegate->request_str[a_delegate->request_size] != '\0'){
-                    log_it(L_WARNING, "Request (size %zd) is not null terminated string", a_delegate->request_size);
-                    enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                    *l_return_code = Http_Status_BadRequest;
-                    return;
-                }
-
-
-                //log_it(L_DEBUG, "request_size=%d request_str='%s'\n",a_delegate->request_size, a_delegate->request_str);
-
-                int l_mode_auth;
-                if(s_mode_auth == MODE_BOTH)
-                    l_mode_auth = mode_auto_select(a_delegate->request_str);
-                else
-                    l_mode_auth = s_mode_auth;
-
-                if(l_mode_auth == MODE_UNKNOWN){
-                    log_it(L_ERROR, "Can't recognize auth method");
-                    *l_return_code = Http_Status_BadRequest;
-                }
-                // password mode
-                if(l_mode_auth == MODE_PASSWD) {
-
-                    if(dap_sscanf(a_delegate->request_str, "%127s %255s %63s %6000s %63s", l_login, l_password, l_domain,
-                            l_pkey, l_domain2) >= 4 ||
-                            sscanf(a_delegate->request_str, "%127s %255s %6000s ", l_login, l_password, l_pkey) >= 3) {
-                        log_it(L_INFO, "Trying to login with username '%s'", l_login);
-
-                        if(s_input_validation(l_login) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in username");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            return;
-                        }
-                        if(s_input_validation(l_password) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in password");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            return;
-                        }
-                        if(s_input_validation(l_pkey) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in base64 pkey string");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            return;
-                        }
-
-                        int l_login_result = dap_chain_net_srv_vpn_cdb_auth_check_login(l_login, l_password);
-                        switch (l_login_result) {
-                        case 0: {
-                            run_hook(s_hook_user_login, "login=%s pass=%s result=true", l_login, l_password);
-                            size_t l_tmp_size;
-                            char * l_first_name = (char*) dap_chain_global_db_gr_get(l_login, &l_tmp_size,
-                                    s_group_first_name);
-                            char * l_last_name = (char*) dap_chain_global_db_gr_get(l_login, &l_tmp_size,
-                                    s_group_last_name);
-                            char * l_email = (char*) dap_chain_global_db_gr_get(l_login, &l_tmp_size, s_group_email);
-                            dap_chain_time_t * l_ts_last_logined = (dap_chain_time_t*) dap_chain_global_db_gr_get(
-                                    l_login, &l_tmp_size, s_group_ts_last_login);
-                            dap_chain_time_t *l_ts_active_till = (dap_chain_time_t*) dap_chain_global_db_gr_get(l_login,
-                                    &l_tmp_size, s_group_ts_active_till);
-
-                            enc_http_reply_f(a_delegate,
-                                    "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?>\n"
-                                            "<auth_info>\n"
-                                    );
-                            enc_http_reply_f(a_delegate, "\t<login>%s</login>\n", l_login);
-                            if(l_first_name)
-                                enc_http_reply_f(a_delegate, "\t<first_name>%s</first_name>\n", l_first_name);
-                            if(l_last_name)
-                                enc_http_reply_f(a_delegate, "\t<last_name>%s</last_name>\n", l_last_name);
-                            if(l_email)
-                                enc_http_reply_f(a_delegate, "\t<email>%s</email>\n", l_email);
-                            if(l_ts_last_logined)
-                                enc_http_reply_f(a_delegate, "\t<ts_prev_login>%llu</ts_prev_login>\n", (long long unsigned) *l_ts_last_logined);
-                            if(l_ts_active_till)
-                                enc_http_reply_f(a_delegate, "\t<ts_active_till>%llu</ts_active_till>\n", (long long unsigned) *l_ts_active_till);
-
-                            if(a_delegate->cookie)
-                                enc_http_reply_f(a_delegate, "\t<cookie>%s</cookie>\n", a_delegate->cookie);
-                            dap_chain_net_srv_vpn_cdb_auth_after(a_delegate, l_login, l_pkey); // Here if smbd want to add smth to the output
-                            enc_http_reply_f(a_delegate, "</auth_info>");
-                            log_it(L_INFO, "Login: Successfuly logined user %s", l_login);
-                            *l_return_code = Http_Status_OK;
-                            //log_it(L_DEBUG, "response_size='%d'",a_delegate->response_size);
-                            DAP_DELETE(l_first_name);
-                            DAP_DELETE(l_last_name);
-                            DAP_DELETE(l_email);
-                            DAP_DELETE(l_ts_last_logined);
-                            DAP_DELETE(l_ts_active_till);
-
-                            // Update last logined
-                            l_ts_last_logined = DAP_NEW_Z(dap_chain_time_t);
-                            *l_ts_last_logined = dap_chain_time_now();
-                            dap_chain_global_db_gr_set(l_login, l_ts_last_logined, sizeof(time_t), s_group_ts_last_login);
-                            DAP_DELETE(l_ts_last_logined);
-                        }
-                            break;
-                        case -1:
-                            run_hook(s_hook_user_login, "login=%s pass=%s result=false error=user_no_found", l_login, l_password);
-                            enc_http_reply_f(a_delegate, OP_CODE_NOT_FOUND_LOGIN_IN_DB);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -2:
-                            run_hook(s_hook_user_login, "login=%s pass=%s result=false error=passwd_not_correct", l_login, l_password);
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INCORRECT_PSWD);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -3:
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INACTIVE);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -4:
-                            run_hook(s_hook_user_login, "login=%s pass=%s result=false error=expired", l_login, l_password);
-                            enc_http_reply_f(a_delegate, OP_CODE_SUBSCRIBE_EXPIRIED);
-                            *l_return_code = Http_Status_PaymentRequired;
-                            break;
-                        default:
-                            log_it(L_WARNING, "Login: Unknown authorize error for login '%s'", l_login);
-                            *l_return_code = Http_Status_BadRequest;
-                            break;
-                        }
-                    } else {
-                        log_it(L_DEBUG, "Login: wrong auth's request body ");
-                        *l_return_code = Http_Status_BadRequest;
-                    }
-                }
-                // serial mode
-                else if(l_mode_auth == MODE_SERIAL)
-                {
-                    char l_serial_tmp[64]={0};
-                    if(sscanf(a_delegate->request_str, "%63s %63s %6000s", l_serial_tmp, l_domain, l_pkey) >= 3) {
-                        char *l_serial = make_fullserial(l_serial_tmp);
-
-                        // Hash pkey
-                        dap_chain_hash_fast_t *l_pkey_hash = DAP_NEW_Z(dap_chain_hash_fast_t);
-                        dap_hash_fast(l_pkey, dap_strlen(l_pkey), l_pkey_hash);
-                        char l_pkey_hash_str[71];
-                        dap_chain_hash_fast_to_str(l_pkey_hash,l_pkey_hash_str,70);
-                        DAP_DELETE(l_pkey_hash);
-                        log_it(L_INFO, "Trying to login with serial '%s' and pkey_hash '%s'", l_serial, l_pkey_hash_str);
-                        if(s_input_validation(l_serial) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in serial");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        if(s_input_validation(l_domain) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in l_domain");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        if(s_input_validation(l_pkey) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in base64 pkey string");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        int l_login_result = dap_chain_net_srv_vpn_cdb_auth_check_serial(l_serial, l_pkey);
-                        log_it(L_INFO, "Check serial '%s' with code %d (Ok=0)", l_serial, l_login_result);
-                        switch (l_login_result) {
-                        case 0: {
-                            run_hook(s_hook_serial_login, "serial=%s result=true", l_serial);
-                            size_t l_tmp_size;
-                            enc_http_reply_f(a_delegate,
-                                    "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?>\n"
-                                            "<auth_info>\n"
-                                    );
-                            enc_http_reply_f(a_delegate, "\t<serial>%s</serial>\n", l_serial);
-
-                            dap_chain_time_t * l_ts_last_logined = (dap_chain_time_t*) dap_chain_global_db_gr_get(l_serial, &l_tmp_size, s_group_ts_last_login);
-                            //dap_chain_time_t *l_ts_active_till = (dap_chain_time_t*) dap_chain_global_db_gr_get(l_serial, &l_tmp_size, s_group_ts_active_till);
-                            if(l_ts_last_logined)
-                                enc_http_reply_f(a_delegate, "\t<ts_prev_login>%llu</ts_prev_login>\n", (long long unsigned) *l_ts_last_logined);
-
-                            // get active_seconds for serial
-                            //if(l_ts_active_till)
-                            dap_chain_time_t l_active_seconds = 0;
-                            dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(l_serial, NULL);
-                            if(l_serial_key) {
-                                l_active_seconds = l_serial_key->header.expired;
-                                DAP_DELETE(l_serial_key);
-                            }
-                            enc_http_reply_f(a_delegate, "\t<ts_active_till>%llu</ts_active_till>\n", (long long unsigned)l_active_seconds);
-                            if(a_delegate->cookie)
-                                enc_http_reply_f(a_delegate, "\t<cookie>%s</cookie>\n", a_delegate->cookie);
-                            dap_chain_net_srv_vpn_cdb_auth_after(a_delegate, l_serial, l_pkey); // Here if smbd want to add smth to the output
-                            enc_http_reply_f(a_delegate, "</auth_info>");
-                            log_it(L_INFO, "Login: Successfuly logined serial %s", l_serial);
-                            *l_return_code = Http_Status_OK;
-                            //log_it(L_DEBUG, "response_size='%d'",a_delegate->response_size);
-
-                            DAP_DELETE(l_ts_last_logined);
-                            //DAP_DELETE(l_ts_active_till);
-
-                            // Update last logined
-                            l_ts_last_logined = DAP_NEW_Z(dap_chain_time_t);
-                            *l_ts_last_logined = dap_chain_time_now();
-                            dap_chain_global_db_gr_set(l_serial, l_ts_last_logined, sizeof(time_t),s_group_ts_last_login);
-                            DAP_DELETE(l_ts_last_logined);
-                        }
-                            break;
-                        case -1:
-                            run_hook(s_hook_serial_login, "serial=%s result=false error=serial_no_found", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_NOT_FOUND_LOGIN_IN_DB);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -2:
-                            run_hook(s_hook_serial_login, "serial=%s result=false error=bad_pkey", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INCORRECT_SIGN);// incorrect pkey size
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -3:
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INACTIVE);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -4:
-                            run_hook(s_hook_serial_login, "serial=%s result=false error=expired", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_SUBSCRIBE_EXPIRIED);
-                            *l_return_code = Http_Status_PaymentRequired;
-                            break;
-                        case -5:
-                            run_hook(s_hook_serial_login, "serial=%s result=false error=other_device", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INCORRECT_SIGN_ALREADY_ACTIVATED); // incorrect pkey
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        default:
-                            log_it(L_WARNING, "Login: Unknown authorize error for serial '%s'", l_serial);
-                            *l_return_code = Http_Status_BadRequest;
-                            break;
-                        }
-                        DAP_DELETE(l_serial);
-                    }
-                }
-            }else if (s_is_registration_open && strcmp(a_delegate->in_query,"register")==0){
-                char l_login[128];
-                char l_password[256];
-                char l_first_name[128];
-                char l_last_name[128];
-                char l_email[256];
-
-                log_it(L_INFO, "Request str = %s", a_delegate->request_str);
-                if(sscanf(a_delegate->request_str,"%127s %255s %127s %127s %255s"
-                          ,l_login,l_password,l_email,l_first_name,l_last_name)>=3){
-                    if(s_input_validation(l_login)==0){
-                        log_it(L_WARNING,"Registration: Wrong symbols in the username '%s'",l_login);
-                        *l_return_code = Http_Status_BadRequest;
-                        return;
-                    }
-                    if(s_input_validation(l_password)==0){
-                        log_it(L_WARNING,"Registration: Wrong symbols in the password");
-                        *l_return_code = Http_Status_BadRequest;
-                        return;
-                    }
-                    if(s_input_validation(l_first_name)==0){
-                        log_it(L_WARNING,"Registration: Wrong symbols in the first name '%s'",l_first_name);
-                        *l_return_code = Http_Status_BadRequest;
-                        return;
-                    }
-                    if(s_input_validation(l_last_name)==0){
-                        log_it(L_WARNING,"Registration: Wrong symbols in the last name '%s'",l_last_name);
-                        *l_return_code = Http_Status_BadRequest;
-                        return;
-                    }
-                    if(s_input_validation(l_email)==0){
-                        log_it(L_WARNING,"Registration: Wrong symbols in the email '%s'",l_email);
-                        *l_return_code = Http_Status_BadRequest;
-                        return;
-                    }
-                    if ( l_login[0] && l_password[0] && l_email[0] ){
-
-                        // Hash password with salt
-                        char * l_hash_str = dap_strdup_printf("%s%s",l_password, s_salt_str );
-                        dap_chain_hash_fast_t *l_password_hash = DAP_NEW_Z(dap_chain_hash_fast_t);
-                        dap_hash_fast(l_hash_str,dap_strlen(l_hash_str), l_password_hash );
-                        DAP_DELETE(l_hash_str);
-                        dap_chain_global_db_gr_set(l_login, l_password_hash,sizeof(*l_password_hash),s_group_password );
-
-                        // Write email in db
-                        dap_chain_global_db_gr_set(l_login, l_email,strlen(l_email)+1,s_group_email );
-
-                        enc_http_reply_f(a_delegate,
-                                         "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?>\n"
-                                         "<auth_info>\n"
-                                         );
-
-                        enc_http_reply_f(a_delegate,"\t<login>%s</login>\n",l_login);
-                        // Write first and last names in db if present
-                        if ( l_first_name[0] ){
-                            dap_chain_global_db_gr_set( l_login, l_first_name,strlen(l_first_name)+1,
-                                                        s_group_first_name );
-                            enc_http_reply_f(a_delegate,"\t<first_name>%s</first_name>\n",l_first_name);
-                        }
-
-                        if ( l_last_name[0] ){
-                            dap_chain_global_db_gr_set( l_login,  l_last_name , strlen( l_last_name)+1,
-                                                        s_group_last_name );
-                            enc_http_reply_f(a_delegate,"\t<last_name>%s</last_name>\n",l_last_name);
-                        }
-
-                        // If cookie present - report it
-                        if ( a_delegate->cookie )
-                            enc_http_reply_f(a_delegate,"\t<cookie>%s</cookie>\n",a_delegate->cookie );
-                        enc_http_reply_f(a_delegate,"</auth_info>");
-
-                        // sync global_db
-                        dap_chain_global_db_flush();
-                        log_it(L_NOTICE,"Registration: new user %s \"%s %s\"<%s> is registred",l_login,l_first_name,l_last_name,l_email);
-                    }
-                }else{
-                    log_it(L_ERROR, "Registration: Wrong auth's request body ");
-                    *l_return_code = Http_Status_BadRequest;
-                }
-            }else{
-                log_it(L_ERROR, "Unknown auth command was selected (query_string='%s')",a_delegate->in_query);
-                *l_return_code = Http_Status_BadRequest;
-            }
-        }
-    }else{
-        log_it(L_ERROR, "Wrong auth request action '%s'",a_delegate->action);
-        *l_return_code = Http_Status_BadRequest;
-    }
-}
-
-/**
- * @brief s_http_enc_proc_key Auth http interface
- * @param a_delegate HTTP Simple client instance
- * @param a_arg Pointer to bool with okay status (true if everything is ok, by default)
- */
-static void s_http_enc_proc_key(enc_http_delegate_t *a_delegate, void * a_arg)
-{
-    http_status_code_t * l_return_code = (http_status_code_t*) a_arg;
-
-    if((a_delegate->request) && (strcmp(a_delegate->action, "POST") == 0)) {
-        if(a_delegate->in_query == NULL) {
-            log_it(L_WARNING, "Empty auth action");
-            *l_return_code = Http_Status_BadRequest;
-            return;
-        } else {
-            if(strcmp(a_delegate->in_query, "serial") == 0) {
-                char l_serial_raw[64] = { 0 };
-                char l_serial_sign[12000] = { 0 };
-                char l_pkey[6001] = { 0 };
-                int l_mode_auth;
-                if(s_mode_auth == MODE_BOTH)
-                    // s_http_enc_proc_key() only for serial
-                    l_mode_auth = MODE_SERIAL;//mode_auto_select(a_delegate->request_str);
-                else
-                    l_mode_auth = s_mode_auth;
-                if(l_mode_auth == MODE_UNKNOWN){
-                    log_it(L_ERROR, "Can't recognize auth method");
-                    l_mode_auth = MODE_SERIAL;
-                    *l_return_code = Http_Status_BadRequest;
-                }
-                // only for serial mode
-                if(l_mode_auth == MODE_SERIAL)
-                {
-                    char l_domain[64];
-                    if(sscanf(a_delegate->request_str, "%63s %12000s %63s %6000s", l_serial_raw, l_serial_sign, l_domain, l_pkey) >= 4) {
-                        char *l_serial = make_fullserial(l_serial_raw);
-                        /*size_t a1 = dap_strlen(l_serial);
-                        size_t a2 = dap_strlen(l_serial_sign);
-                        size_t a3 = dap_strlen(l_pkey);*/
-
-                        // Hash pkey
-                        dap_chain_hash_fast_t *l_pkey_hash = DAP_NEW_Z(dap_chain_hash_fast_t);
-                        dap_hash_fast(l_pkey, dap_strlen(l_pkey), l_pkey_hash);
-                        char l_pkey_hash_str[71];
-                        dap_chain_hash_fast_to_str(l_pkey_hash, l_pkey_hash_str, 70);
-                        DAP_DELETE(l_pkey_hash);
-                        log_it(L_INFO, "Trying to activate with serial '%s' and pkey_hash '%s'", l_serial, l_pkey_hash_str);
-                        if(s_input_validation(l_serial) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in serial");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        if(s_input_validation(l_pkey) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in base64 pkey string");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        if(s_input_validation(l_serial_sign) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in base64 serial sign");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        int l_activate_result = dap_chain_net_srv_vpn_cdb_auth_activate_serial(l_serial_raw, l_serial, l_serial_sign, l_pkey);
-                        log_it(L_INFO, "Serial '%s' activated with code %d (Ok=0)", l_serial, l_activate_result);
-                        switch (l_activate_result) {
-                        case 0:
-                            run_hook(s_hook_serial_activate, "serial=%s result=true", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_SERIAL_ACTIVED);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -1:
-                            run_hook(s_hook_serial_activate, "serial=%s result=false error=serial_no_found", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_NOT_FOUND_LOGIN_IN_DB);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -2:
-                            run_hook(s_hook_serial_activate, "serial=%s result=false error=sign_incorrect", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INCORRECT_SIGN);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                            /*case -3:
-                             enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INACTIVE);
-                             *l_return_code = Http_Status_OK;
-                             break;*/
-                        case -4:
-                            run_hook(s_hook_serial_activate, "serial=%s result=false error=expired", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_SUBSCRIBE_EXPIRIED);
-                            *l_return_code = Http_Status_PaymentRequired;
-                            break;
-                        default:
-                            log_it(L_WARNING, "Login: Unknown authorize error for activate serial '%s'", l_serial);
-                            *l_return_code = Http_Status_BadRequest;
-                            break;
-                        }
-                        DAP_DELETE(l_serial);
-                    }
-                    else {
-                        log_it(L_ERROR, "Registration: Wrong auth_key's request body ");
-                        *l_return_code = Http_Status_BadRequest;
-                    }
-                }
-                else {
-                    log_it(L_ERROR, "Unknown auth method");
-                    *l_return_code = Http_Status_BadRequest;
-                }
-            } else {
-                log_it(L_ERROR, "Unknown auth command was selected (query_string='%s')", a_delegate->in_query);
-                *l_return_code = Http_Status_BadRequest;
-            }
-        }
-    } else {
-        log_it(L_ERROR, "Wrong auth request action '%s'", a_delegate->action);
-        *l_return_code = Http_Status_BadRequest;
-    }
-}
-
-/**
- * @brief s_http_enc_proc_key_deactivate Auth http interface
- * @param a_delegate HTTP Simple client instance
- * @param a_arg Pointer to bool with okay status (true if everything is ok, by default)
- */
-static void s_http_enc_proc_key_deactivate(enc_http_delegate_t *a_delegate, void * a_arg)
-{
-    http_status_code_t * l_return_code = (http_status_code_t*) a_arg;
-
-    if((a_delegate->request) && (strcmp(a_delegate->action, "POST") == 0)) {
-        if(a_delegate->in_query == NULL) {
-            log_it(L_WARNING, "Empty auth action");
-            *l_return_code = Http_Status_BadRequest;
-            return;
-        } else {
-            if(strcmp(a_delegate->in_query, "serial") == 0) {
-                char l_serial_raw[64] = { 0 };
-                char l_serial_sign[12000] = { 0 };
-                char l_pkey[6001] = { 0 };
-                int l_mode_auth;
-                if(s_mode_auth == MODE_BOTH)
-                    // s_http_enc_proc_key() only for serial
-                    l_mode_auth = MODE_SERIAL;//mode_auto_select(a_delegate->request_str);
-                else
-                    l_mode_auth = s_mode_auth;
-                if(l_mode_auth == MODE_UNKNOWN){
-                    log_it(L_ERROR, "Can't recognize auth method");
-                    l_mode_auth = MODE_SERIAL;
-                    *l_return_code = Http_Status_BadRequest;
-                }
-                // only for serial mode
-                else if(l_mode_auth == MODE_SERIAL) {
-                    char l_serial_tmp[64] = { 0 };
-                    char l_domain[64];
-                    if(sscanf(a_delegate->request_str, "%63s %63s %6000s", l_serial_tmp, l_domain, l_pkey) >= 3) {
-                        char *l_serial = make_fullserial(l_serial_tmp);
-                        log_it(L_INFO, "Trying to login with serial '%s'", l_serial);
-                        if(s_input_validation(l_serial) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in serial");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        if(s_input_validation(l_domain) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in l_domain");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        if(s_input_validation(l_pkey) == 0) {
-                            log_it(L_WARNING, "Wrong symbols in base64 pkey string");
-                            enc_http_reply_f(a_delegate, OP_CODE_INCORRECT_SYMOLS);
-                            *l_return_code = Http_Status_BadRequest;
-                            DAP_DELETE(l_serial);
-                            return;
-                        }
-                        int l_result = dap_chain_net_srv_vpn_cdb_auth_deactivate_serial(l_serial, l_pkey);
-                        log_it(L_INFO, "Check serial '%s' with code %d (Ok=0)", l_serial, l_result);
-                        switch (l_result) {
-                        case 0: {
-                            run_hook(s_hook_serial_login, "serial=%s result=true", l_serial);
-                            size_t l_tmp_size;
-                            enc_http_reply_f(a_delegate,
-                                    "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?>\n"
-                                            "<auth_info>\n"
-                                    );
-                            enc_http_reply_f(a_delegate, "\t<serial>%s</serial>\n", l_serial);
-
-                            dap_chain_time_t * l_ts_last_logined = (dap_chain_time_t*) dap_chain_global_db_gr_get(l_serial, &l_tmp_size, s_group_ts_last_login);
-                            if(l_ts_last_logined)
-                                enc_http_reply_f(a_delegate, "\t<ts_prev_login>%llu</ts_prev_login>\n",
-                                        (long long unsigned) *l_ts_last_logined);
-
-                            // get active_seconds for serial
-                            dap_chain_time_t l_active_seconds = 0;
-                            dap_serial_key_t *l_serial_key = dap_chain_net_srv_vpn_cdb_auth_get_serial_param(l_serial, NULL);
-                            if(l_serial_key) {
-                                l_active_seconds = l_serial_key->header.expired;
-                                DAP_DELETE(l_serial_key);
-                            }
-                            enc_http_reply_f(a_delegate, "\t<ts_time_left>%llu</ts_time_left>\n", (long long unsigned) l_active_seconds);
-                            if(a_delegate->cookie)
-                                enc_http_reply_f(a_delegate, "\t<cookie>%s</cookie>\n", a_delegate->cookie);
-                            dap_chain_net_srv_vpn_cdb_auth_after(a_delegate, l_serial, l_pkey); // Here if smbd want to add smth to the output
-                            enc_http_reply_f(a_delegate, "</auth_info>");
-                            log_it(L_INFO, "Login: Successfuly deactivated serial %s", l_serial);
-                            *l_return_code = Http_Status_OK;
-                            //log_it(L_DEBUG, "response_size='%d'",a_delegate->response_size);
-
-                            DAP_DELETE(l_ts_last_logined);
-                            //DAP_DELETE(l_ts_active_till);
-
-                            // Update last logined
-                            l_ts_last_logined = DAP_NEW_Z(dap_chain_time_t);
-                            *l_ts_last_logined = dap_chain_time_now();
-                            dap_chain_global_db_gr_set(l_serial, l_ts_last_logined, sizeof(time_t),
-                                    s_group_ts_last_login);
-                            DAP_DELETE(l_ts_last_logined);
-                        }
-                            break;
-                        case -1:
-                            run_hook(s_hook_serial_login, "serial=%s result=false error=serial_no_found", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_NOT_FOUND_LOGIN_IN_DB);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -2:
-                            run_hook(s_hook_serial_login, "serial=%s result=false error=bad_pkey", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INCORRECT_SIGN); // incorrect pkey size
-                            *l_return_code = Http_Status_OK;
-                            break;
-                        case -3:
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INACTIVE);
-                            *l_return_code = Http_Status_OK;
-                            break;
-                       /*case -4:
-                            run_hook(s_hook_serial_login, "serial=%s result=false error=expired", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_SUBSCRIBE_EXPIRIED);
-                            *l_return_code = Http_Status_PaymentRequired;
-                            break;
-                        case -5:
-                            run_hook(s_hook_serial_login, "serial=%s result=false error=other_device", l_serial);
-                            enc_http_reply_f(a_delegate, OP_CODE_LOGIN_INCORRECT_SIGN_ALREADY_ACTIVATED); // incorrect pkey
-                            *l_return_code = Http_Status_OK;
-                            break;*/
-                        default:
-                            log_it(L_WARNING, "Unknown error=%d for deactivate serial '%s'", l_result, l_serial);
-                            *l_return_code = Http_Status_BadRequest;
-                            break;
-                        }
-                        DAP_DELETE(l_serial);
-                    }
-                }
-                else {
-                    log_it(L_ERROR, "Unknown auth method");
-                    *l_return_code = Http_Status_BadRequest;
-                }
-            } else {
-                log_it(L_ERROR, "Unknown auth command was selected (query_string='%s')", a_delegate->in_query);
-                *l_return_code = Http_Status_BadRequest;
-            }
-        }
-    } else {
-        log_it(L_ERROR, "Wrong auth request action '%s'", a_delegate->action);
-        *l_return_code = Http_Status_BadRequest;
-    }
-}
diff --git a/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb_server_list.c b/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb_server_list.c
deleted file mode 100644
index 098f4330077de668536a623128e2ec3dddee544c..0000000000000000000000000000000000000000
--- a/modules/modules_dynamic/cdb/dap_chain_net_srv_vpn_cdb_server_list.c
+++ /dev/null
@@ -1,1215 +0,0 @@
-/*
- * Authors:
- * Dmitriy A. Gearasimov <gerasimov.dmitriy@demlabs.net>
- * Alexander Lysikov <alexander.lysikov@demlabs.net>
- * DeM Labs Inc.        https://demlabs.net
- * CellFrame            https://cellframe.net
- * Sources              https://gitlab.demlabs.net/cellframe
- * Cellframe CDB lib    https://gitlab.demlabs.net/dap.support/cellframe-node-cdb-lib
- * Copyrighted by Demlabs Limited, 2020
- * All rights reserved.
-*/
-
-#include <time.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-#include <unistd.h>
-
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-
-#include <json-c/json.h>
-#include <json-c/json_object.h>
-
-#include "dap_common.h"
-#include "dap_config.h"
-#include "dap_timerfd.h"
-#include "dap_list.h"
-#include "uthash.h"
-
-#include "dap_chain.h"
-#include "dap_chain_net.h"
-#include "dap_chain_net_srv.h"
-#include "dap_chain_net_srv_vpn.h"
-#include "dap_chain_net_srv_order.h"
-#include "dap_chain_net_srv_geoip.h"
-#include "dap_chain_net_vpn_client.h"
-
-#include "dap_http.h"
-#include "dap_http_simple.h"
-#include "http_status_code.h"
-
-#include "dap_chain_net_srv_vpn_cdb.h"
-#include "dap_chain_net_srv_vpn_cdb_server_list.h"
-
-#define LOG_TAG "dap_chain_net_srv_vpn_cdb_server_list"
-
-typedef struct dap_chain_net_srv_order_static
-{
-    uint8_t continent;
-    const char *region;
-    const char *net_str;
-    const char *order_name;
-    uint64_t node_addr_uint64;
-    const char *ipv4_str;
-    const char *ipv6_str;
-    uint16_t port;
-    const char *ext_str;
-    size_t ext_size;
-    const char *price_ticker;
-    int price_unit;
-    uint64_t price;
-    json_object *obj;
-} dap_chain_net_srv_order_static_t;
-
-
-// Exceptions for countries - first element: target country, rest elements: countries for ordering "auto", last element "", and then another target country, etc.
-static char *s_orders_exclusion[] = {"India", "Hong Kong", "",
-                                     "China", "India", "Hong Kong", ""
-                                    };
-//static char *s_orders_exclusion[] = {"China", "India", "Hong Kong", "" };
-
-
-
-static size_t s_cdb_net_count = 0;
-static dap_chain_net_t ** s_cdb_net = NULL;
-static bool *s_orders_use = NULL;
-static bool s_debug_more = false;
-static size_t s_orders_use_total;
-
-static bool s_server_list_static_auto=true;
-static bool s_server_list_static_no_shuffle= true;
-static time_t s_server_list_cache_expire = 3600;
-
-static dap_http_url_proc_t * s_url_proc = NULL;
-
-static void s_http_simple_proc(dap_http_simple_t *a_http_simple, void *a_arg);
-
-typedef struct dap_chain_net_item {
-    dap_chain_node_addr_t node_addr;
-    bool is_available;
-    UT_hash_handle hh;
-} dap_order_state_t;
-
-dap_order_state_t *s_order_state = NULL;
-
-static dap_order_state_t* find_order_state(dap_chain_node_addr_t a_node_addr)
-{
-    dap_order_state_t *l_order_state = NULL;
-
-    HASH_FIND(hh, s_order_state, &a_node_addr, sizeof(dap_chain_node_addr_t), l_order_state);
-    if(l_order_state){
-        int gsdg=532;
-    }
-    return l_order_state;
-}
-
-int get_order_state(dap_chain_node_addr_t a_node_addr)
-{
-    dap_order_state_t *l_order_state = find_order_state(a_node_addr);
-    if(!l_order_state)
-        return -1;
-    // if order off-line
-    if(l_order_state->is_available)
-        return 1;
-    // if order on-line
-    return 0;
-}
-
-static void save_order_state(dap_chain_node_addr_t a_node_addr, bool a_is_available)
-{
-    dap_order_state_t *l_order_state = find_order_state(a_node_addr);
-    // node_addr already in the hash?
-    if(!l_order_state) {
-        l_order_state = DAP_NEW_Z(dap_order_state_t);
-        l_order_state->node_addr.uint64 = a_node_addr.uint64;
-        HASH_ADD(hh, s_order_state, node_addr, sizeof(dap_chain_node_addr_t), l_order_state);
-    }
-    l_order_state->is_available = a_is_available;
-}
-
-static void delete_order_state(dap_order_state_t *l_order_state)
-{
-    HASH_DELETE(hh, s_order_state, l_order_state);
-    DAP_DELETE(l_order_state);
-}
-
-static bool callback_check_orders(void *a_arg)
-{
-    log_it(L_DEBUG, "callback_check_orders");
-    static int l_current_run = 0;
-    int l_multiplicity = DAP_POINTER_TO_INT(a_arg);
-    // default timeout 10ms
-    int l_timeout_test_ms = dap_config_get_item_int32_default( g_config,"cdb", "servers_list_check_timeout", 20) * 1000;// read settings
-    size_t l_orders_num_total = 0;
-    // read all orders
-    for(size_t i = 0; i < s_cdb_net_count; i++) {
-        dap_chain_net_t * l_net = s_cdb_net[i];
-        if(l_net) {
-            dap_chain_net_srv_order_t * l_orders = NULL;
-            size_t l_orders_num = 0;
-            dap_chain_net_srv_price_unit_uid_t l_unit_uid = { { 0 } };
-            dap_chain_net_srv_uid_t l_srv_uid = { .uint64 = DAP_CHAIN_NET_SRV_VPN_ID };
-            dap_chain_net_srv_order_find_all_by(l_net, SERV_DIR_SELL, l_srv_uid, l_unit_uid,
-            NULL, 0, 0, &l_orders, &l_orders_num);
-            log_it(L_DEBUG, "Found %zd orders in \"%s\" network", l_orders_num, l_net->pub.name);
-            //l_orders_num_total += l_orders_num;
-
-            // find the shift for each node
-            dap_chain_net_srv_order_t *l_orders_pos[l_orders_num];
-            size_t l_orders_size = 0;
-            for(size_t j = 0; j < l_orders_num; j++) {
-                l_orders_pos[j] = (dap_chain_net_srv_order_t*) ((char*) l_orders + l_orders_size);
-                l_orders_size += dap_chain_net_srv_order_get_size(l_orders_pos[j]);
-            }
-
-            //check active orders
-            for(size_t j = 0; j < l_orders_num; j++) {
-
-                dap_chain_net_srv_order_t *l_orders = l_orders_pos[j];
-                dap_order_state_t *l_order_state = find_order_state(l_orders->node_addr);
-                // filter of unavailable orders
-                if(l_order_state){
-                    // run check for unavailable orders only every l_multiplicity time
-                    if(!l_order_state->is_available && (l_current_run % (l_multiplicity ? l_multiplicity : 1)))
-                        continue;
-                }
-                // get ip from node addr
-                dap_chain_node_info_t *l_node_info = dap_chain_node_info_read(l_net, &(l_orders->node_addr));
-                if(!l_node_info){
-                    log_it(L_NOTICE,"Node addr "NODE_ADDR_FP_STR" not found in base", &l_orders->node_addr);
-                    continue;
-                }
-                char l_node_ext_ipv4_str[INET_ADDRSTRLEN] = { 0 };
-                //char l_node_ext_ipv4_str[INET_ADDRSTRLEN] = "192.168.100.93";
-                char l_node_ext_ipv6_str[INET6_ADDRSTRLEN] = { 0 };
-                if(l_node_info->hdr.ext_addr_v4.s_addr)
-                    inet_ntop(AF_INET, &l_node_info->hdr.ext_addr_v4, l_node_ext_ipv4_str,
-                            sizeof(l_node_ext_ipv4_str));
-                if(*((uint128_t *) l_node_info->hdr.ext_addr_v6.s6_addr))
-                    inet_ntop(AF_INET6, &l_node_info->hdr.ext_addr_v6, l_node_ext_ipv6_str,
-                            sizeof(l_node_ext_ipv6_str));
-                size_t l_data_size_to_send = 10240*2;
-                size_t l_data_size_to_recv = 0;
-                // check send speed
-                int l_res1 = dap_chain_net_vpn_client_check(l_net, l_node_ext_ipv4_str, l_node_ext_ipv6_str, l_node_info->hdr.ext_port,
-                        l_data_size_to_send, l_data_size_to_recv, l_timeout_test_ms);
-                int l_res2 = -1;
-                if(l_res1 == 0) {
-                    size_t l_data_size_to_send = 0;
-                    size_t l_data_size_to_recv = 10240*2;
-                    // check recv speed
-                    l_res2 = dap_chain_net_vpn_client_check(l_net, l_node_ext_ipv4_str, l_node_ext_ipv6_str, l_node_info->hdr.ext_port, l_data_size_to_send, l_data_size_to_recv, l_timeout_test_ms);
-                    //s_orders_use[i] = false;
-                }
-                // save availability of order
-                save_order_state(l_orders->node_addr, !l_res1 || !l_res2);
-            }
-            if (l_orders)
-                DAP_DELETE(l_orders);
-        }
-    }
-    l_current_run++;
-    // repeat callback
-    if(l_multiplicity)
-        return true;
-    // no repeat callback
-    return false;
-}
-
-int dap_chain_net_srv_vpn_cdb_server_list_init()
-{
-    char **l_cdb_networks;
-    uint16_t l_cdb_networks_count = 0;
-    log_it(L_NOTICE,"Initialized Server List Module");
-    l_cdb_networks = dap_config_get_array_str( g_dap_config_cdb, "cdb", "servers_list_networks", &l_cdb_networks_count );
-    s_debug_more = dap_config_get_item_bool_default( g_dap_config_cdb, "cdb", "debug_more", s_debug_more );
-    s_server_list_cache_expire = dap_config_get_item_int32_default(g_dap_config_cdb, "cdb","cache_expire", s_server_list_cache_expire);
-    s_server_list_static_auto = dap_config_get_item_bool_default( g_dap_config_cdb, "cdb", "server_list_static_auto", s_server_list_static_auto );
-    s_server_list_static_no_shuffle = dap_config_get_item_bool_default( g_dap_config_cdb,"cdb", "server_list_static_no_shuffle", s_server_list_static_no_shuffle);// read settings
-    if ( l_cdb_networks_count ){
-        s_cdb_net = DAP_NEW_Z_SIZE(dap_chain_net_t*, sizeof (dap_chain_net_t*)* l_cdb_networks_count );
-        s_cdb_net_count = l_cdb_networks_count;
-        for ( size_t i = 0; i < l_cdb_networks_count ; i++) {
-            s_cdb_net[i] = dap_chain_net_by_name( l_cdb_networks[i] );
-            if ( s_cdb_net[i] )
-                log_it( L_INFO, "Added \"%s\" network for server list fetchs", l_cdb_networks[i]);
-            else
-                log_it( L_WARNING, "Can't find \"%s\" network to add to server list fetchs", l_cdb_networks[i]);
-        }
-    } else
-        log_it( L_WARNING, "No chain networks listed in config");
-
-    return 0;
-}
-
-void dap_chain_net_srv_vpn_cdb_server_list_deinit(void)
-{
-}
-
-
-/**
- * @brief order_info_print
- * @param a_server_location for server name, NULL not used
- * @param a_node_number for server name, <0 not use
- */
-static int order_info_print(dap_string_t *a_reply_str, dap_chain_net_t * a_net, dap_chain_net_srv_order_t * a_order, const char *a_server_name, int a_node_number)
-{
-    dap_chain_node_info_t * l_node_info = dap_chain_node_info_read(a_net, &a_order->node_addr);
-    if(l_node_info) {
-        char l_node_ext_ipv4_str[INET_ADDRSTRLEN] = { 0 };
-        char l_node_ext_ipv6_str[INET6_ADDRSTRLEN] = { 0 };
-        if(l_node_info->hdr.ext_addr_v4.s_addr)
-            inet_ntop(AF_INET, &l_node_info->hdr.ext_addr_v4, l_node_ext_ipv4_str, sizeof(l_node_ext_ipv4_str));
-        if(*((uint128_t *) l_node_info->hdr.ext_addr_v6.s6_addr))
-            inet_ntop(AF_INET6, &l_node_info->hdr.ext_addr_v6, l_node_ext_ipv6_str, sizeof(l_node_ext_ipv6_str));
-
-        uint8_t l_continent_num = 0;
-        char *l_region = NULL;
-        dap_chain_net_srv_order_get_continent_region(a_order, &l_continent_num, &l_region);
-        const char *l_continent_str = dap_chain_net_srv_order_continent_to_str(l_continent_num);
-        // ext_out in hex view
-        char *l_ext_out = a_order->ext_size ? DAP_NEW_Z_SIZE(char, a_order->ext_size * 2 + 1) : NULL;
-        dap_bin2hex(l_ext_out, a_order->ext, a_order->ext_size);
-
-        dap_string_append_printf(a_reply_str, "    {\n");
-        dap_string_append_printf(a_reply_str, "        \"Location\":\"%s\",\n", l_region ? l_region : "None"); //NETHERLANDS
-                //l_continent_str ? l_continent_str : "None", l_region ? l_region : "None");
-
-
-        dap_string_append_printf(a_reply_str, "        \"ChainNet\":\"%s\",\n", a_net->pub.name);
-        //dap_string_append_printf(a_reply_str, "        \"Name\":\"%s.Cell-%lu.%zd\",\n", a_net->pub.name, l_node_info->hdr.cell_id.uint64, 0);
-        if(a_server_name)
-            dap_string_append_printf(a_reply_str, "        \"Name\":\"%s\",\n", a_server_name);
-        else
-            dap_string_append_printf(a_reply_str, "        \"Name\":\"%s.%s.%zd\",\n", l_continent_str ? l_continent_str : "", l_region ? l_region : "", a_node_number + 1);
-            //dap_string_append_printf(a_reply_str, "        \"Name\":\"%s.%s.Cell-%lu.%zd\",\n", l_continent_str ? l_continent_str : "", l_region ? l_region : "", l_node_info->hdr.cell_id.uint64, a_node_number + 1);
-        if(l_node_ext_ipv4_str[0])
-            dap_string_append_printf(a_reply_str, "        \"Address\":\"%s\",\n", l_node_ext_ipv4_str);
-        if(l_node_ext_ipv6_str[0])
-            dap_string_append_printf(a_reply_str, "        \"Address6\":\"%s\",\n", l_node_ext_ipv6_str);
-        dap_string_append_printf(a_reply_str, "        \"Port\":%hu,\n", l_node_info->hdr.ext_port ? l_node_info->hdr.ext_port : 80);
-
-        //dap_string_append_printf(a_reply_str, "        \"Ext\":\"%s-%s\",\n", l_continent_str ? l_continent_str : "", l_region ? l_region : "");
-        if(l_ext_out)
-            dap_string_append_printf(a_reply_str, "        \"Ext\":\"0x%s\",\n", l_ext_out);
-        else
-            dap_string_append_printf(a_reply_str, "        \"Ext\":\"0x0\",\n");
-        dap_string_append_printf(a_reply_str, "        \"Price\":%lu,\n", a_order->price);
-        dap_string_append_printf(a_reply_str, "        \"PriceUnits\":%u,\n", a_order->price_unit.uint32);
-        dap_string_append_printf(a_reply_str, "        \"PriceToken\":\"%s\",\n", a_order->price_ticker);
-        // order state
-        {
-            dap_order_state_t *l_order_state = find_order_state(a_order->node_addr);
-            // if order is not tested
-            if(!l_order_state)
-                dap_string_append_printf(a_reply_str, "        \"State\":\"unknown\"\n");
-            // if order off-line
-            else if(l_order_state->is_available)
-                dap_string_append_printf(a_reply_str, "        \"State\":\"available\"\n");
-            // if order on-line
-            else
-                dap_string_append_printf(a_reply_str, "        \"State\":\"not available\"\n");
-        }
-        dap_string_append_printf(a_reply_str, "    }");
-        DAP_DELETE(l_region);
-        DAP_DELETE(l_ext_out);
-
-
-    } else{
-        log_it(L_WARNING, "Order in \"%s\" network issued by node without ext_ipv4 field", a_net->pub.name);
-        return -1;
-    }
-    return 0;
-}
-
-static void s_http_simple_proc_default(dap_http_simple_t *a_http_simple, void *a_arg)
-{
-    http_status_code_t * l_ret_code = (http_status_code_t*)a_arg;
-    dap_string_t *l_reply_str = dap_string_new("[\n");
-
-    char *l_client_ip = a_http_simple->http_client->esocket->hostaddr;//"64.225.61.216"
-    //char *l_client_ip = "122.75.117.129";// china
-    geoip_info_t *l_geoip_info = chain_net_geoip_get_ip_info(l_client_ip);
-
-    if(s_debug_more)
-        log_it(L_DEBUG, "Have %zd chain networks for cdb lists", s_cdb_net_count );
-
-    for ( int i = 0; i < s_cdb_net_count ; i++ ) {
-        dap_chain_net_t * l_net = s_cdb_net[i];
-        if ( l_net ) {
-            dap_chain_net_srv_order_t * l_orders = NULL;
-            size_t l_orders_num = 0;
-            dap_chain_net_srv_price_unit_uid_t l_unit_uid = {{0}};
-            dap_chain_net_srv_uid_t l_srv_uid = { .uint64 =DAP_CHAIN_NET_SRV_VPN_ID };
-            dap_chain_net_srv_order_find_all_by( l_net, SERV_DIR_SELL,  l_srv_uid, l_unit_uid ,
-                                                 NULL,0,0, &l_orders, &l_orders_num );
-            if(s_debug_more)
-                log_it(L_DEBUG, "Found %zd orders in \"%s\" network", l_orders_num, l_net->pub.name );
-
-
-            // find the shift for each node
-            dap_chain_net_srv_order_t *l_orders_pos[l_orders_num];
-            int l_orders_available[l_orders_num];
-            size_t l_orders_size = 0;
-            for(int j = 0; j < l_orders_num; j++) {
-                l_orders_pos[j] = (dap_chain_net_srv_order_t*) ((char*) l_orders + l_orders_size);
-                l_orders_size += dap_chain_net_srv_order_get_size(l_orders_pos[j]);
-            }
-
-
-            // list of node numbers
-            int l_continents_count = dap_chain_net_srv_order_continents_count(); //int *l_node_numbering = DAP_NEW_Z_SIZE(int, l_orders_num * sizeof(int));
-            // list of the number of nodes in each continent
-            int l_continents_numbers[l_continents_count]; //int *l_continents_numbers = DAP_NEW_Z_SIZE(int, l_continents_count * sizeof(int));
-            int l_node_numbering[l_continents_count][l_orders_num];
-            // init arrays
-            for(int m1 = 0; m1 < l_continents_count; m1++) {
-                l_continents_numbers[m1] = 0;
-                for(int m2 = 0; m2 < l_orders_num; m2++)
-                    l_node_numbering[m1][m2] = -1;
-            }
-
-            // node numbering
-            int l_orders_used_num = 0;
-            {
-                // filling l_continents_numbers and l_node_numbering
-                for(int j = 0; j < l_orders_num; j++) {
-                    dap_chain_net_srv_order_t *l_order = l_orders_pos[j];
-                    // get order availability
-                    dap_order_state_t *l_order_state = find_order_state(l_order->node_addr);
-                    if(l_order_state){
-                        // if order on-line or off-line
-                        l_orders_available[j] = l_order_state->is_available;
-                    }
-                    else
-                        l_orders_available[j] = -1;
-                    if(l_orders_available[j] == 0)
-                        continue;
-                    uint8_t l_continent_num;
-                    if(!dap_chain_net_srv_order_get_continent_region(l_order, &l_continent_num, NULL))
-                        continue;
-                    l_node_numbering[l_continent_num][j] = l_continents_numbers[l_continent_num]++;
-                    l_orders_used_num++;
-                }
-                // shuffle nodes for each continent
-                for(int m1 = 0; m1 < l_continents_count; m1++) {
-                    int l_cont_num = l_continents_numbers[m1];
-                    if(l_cont_num <= 1)
-                        continue;
-                    // number of shuffles
-                    int l_shuffle_num = rand() % (l_cont_num + 1);
-                    for(int l_sh = 0; l_sh <= l_shuffle_num; l_sh++) {
-                        int l_pos1 = 0;
-                        int l_pos2 = 0;
-                        while(l_pos1 == l_pos2) {
-                            l_pos1 = rand() % l_cont_num;
-                            l_pos2 = rand() % l_cont_num;
-                        }
-                        for(size_t m2 = 0; m2 < l_orders_num; m2++) {
-                            if(l_node_numbering[m1][m2] == l_pos1)
-                                l_node_numbering[m1][m2] = l_pos2;
-                            else if(l_node_numbering[m1][m2] == l_pos2)
-                                l_node_numbering[m1][m2] = l_pos1;
-                        }
-                    }
-                }
-            }
-
-            int8_t l_client_continent = l_geoip_info ? dap_chain_net_srv_order_continent_to_num(l_geoip_info->continent) : 0;
-            bool l_is_auto_order = false;
-            // rule for countries - exclusion
-            if(l_geoip_info) {
-                for(size_t l_reg = 0; l_reg < sizeof(s_orders_exclusion) / sizeof(char*); l_reg++) {
-                    if(!dap_strcmp(s_orders_exclusion[l_reg], l_geoip_info->country_name)) {
-                        l_reg++;
-                        dap_list_t *l_list_reg = NULL;
-                        for(size_t j = 0; j < l_orders_num; j++) {
-                            dap_chain_net_srv_order_t *l_order = l_orders_pos[j];
-                            size_t l_region_size = l_order->ext_size - sizeof(uint8_t) - 1;
-                            char *l_region = (char*) l_order->ext + 1 + sizeof(uint8_t);
-                            for(size_t l_reg2 = l_reg; l_reg2 < sizeof(s_orders_exclusion) / sizeof(char*); l_reg2++) {
-                                if(!dap_strlen(s_orders_exclusion[l_reg2])){
-                                    if(j == l_orders_num - 1)
-                                        l_reg = l_reg2;
-                                    break;
-                                }
-                                if(l_region_size > 0 &&
-                                        !dap_strncmp(s_orders_exclusion[l_reg2], l_region, l_region_size))
-                                    l_list_reg = dap_list_prepend(l_list_reg, l_order);
-                            }
-
-                        }
-                        size_t l_num_reg = dap_list_length(l_list_reg);
-                        // random node from selected counties
-                        if(l_num_reg > 0) {
-                            size_t k = rand() % l_num_reg;
-                            dap_chain_net_srv_order_t *l_order = (dap_chain_net_srv_order_t*) dap_list_nth_data(
-                                    l_list_reg,
-                                    k);
-                            if(!order_info_print(l_reply_str, l_net, l_order, "Auto", -1)) {
-                                dap_string_append_printf(l_reply_str, ",\n");
-                                l_is_auto_order = true;
-                            }
-                        }
-                        break;
-                    }
-                    else {
-                        for(; l_reg < sizeof(s_orders_exclusion) / sizeof(char*); l_reg++) {
-                            if(!dap_strlen(s_orders_exclusion[l_reg]))
-                                break;
-                        }
-                    }
-                }
-            }
-            // random node on client's continent
-            if(!l_is_auto_order && l_client_continent > 0 && l_continents_numbers[l_client_continent] > 1) {
-                int l_count = 0;
-                while(l_orders_num > 0) {
-                    size_t k = rand() % l_continents_numbers[l_client_continent];
-                    int l_node_pos = -1;
-                    for(size_t j2 = 0; j2 <= l_orders_num; j2++) {
-                        if(k == l_node_numbering[l_client_continent][j2]) {
-                            l_node_pos = j2;
-                            break;
-                        }
-                    }
-                    if(l_node_pos == -1) {
-                        // random node for the whole world
-                        l_node_pos = rand() % l_orders_num;
-                    }
-                    dap_chain_net_srv_order_t *l_order = l_orders_pos[l_node_pos];
-                    const char *country_code = dap_chain_net_srv_order_get_country_code(l_order);
-                    if(country_code) {
-                        // only for other countries
-                        if(dap_strcmp(l_geoip_info->country_code, country_code)) {
-                            if(!order_info_print(l_reply_str, l_net, l_order, "Auto", -1)) {
-                                dap_string_append_printf(l_reply_str, ",\n");
-                                break;
-                            }
-                        }
-                    }
-                    if(l_count > 200)
-                        break;
-                    l_count++;
-                }
-
-            }
-            // random node for the whole world
-			else if(!l_is_auto_order) {
-				int l_count = 0;
-				while(l_orders_num > 0) {
-					// first random node
-					size_t k = rand() % l_orders_num;
-                    if(l_orders_available[k] != 0) {
-                        dap_chain_net_srv_order_t *l_order = l_orders_pos[k];
-                        if(!order_info_print(l_reply_str, l_net, l_order, "Auto", -1)) {
-                            dap_string_append_printf(l_reply_str, ",\n");
-                            break;
-                        }
-                    }
-					if (l_count>20)
-						break;
-					l_count++;
-				}
-            }
-            // random nodes for continents
-            int l_count = 0;
-            for(size_t l_c = 0; l_c < l_continents_count; l_c++) {
-                while(l_continents_numbers[l_c] > 0) {
-                    // random node for continent
-                    size_t k = rand() % l_continents_numbers[l_c];
-                    int l_node_pos = -1;
-                    for(size_t j2 = 0; j2 <= l_orders_num; j2++) {
-                        if(k == l_node_numbering[l_c][j2]) {
-                            l_node_pos = j2;
-                            break;
-                        }
-                    }
-                    if(l_node_pos == -1)
-                        break;
-                    dap_chain_net_srv_order_t *l_order = l_orders_pos[l_node_pos];
-                    char *l_server_name = dap_strdup_printf("%s", dap_chain_net_srv_order_continent_to_str(l_c));
-                    if(!order_info_print(l_reply_str, l_net, l_order, l_server_name, -1)) {
-                        dap_string_append_printf(l_reply_str, ",\n");
-                        DAP_DELETE(l_server_name);
-                        break;
-                    }
-                    else
-                        DAP_DELETE(l_server_name);
-                    if(l_count > 20)
-                        break;
-                    l_count++;
-                }
-            }
-
-            for(size_t l_c = 0; l_c < l_continents_count; l_c++) {
-                // print all nodes for continent
-                for(size_t l_n = 0; l_n < l_continents_numbers[l_c]; l_n++) {
-                    // since the nodes are shuffled, look for the desired node index
-                    for(size_t l_o = 0; l_o < l_orders_num; l_o++) {
-                        if(l_node_numbering[l_c][l_o] != l_n)
-                            continue;
-                        dap_chain_net_srv_order_t *l_order = l_orders_pos[l_o];
-                        if(!order_info_print(l_reply_str, l_net, l_order, NULL, l_n)) {
-                            dap_string_append_printf(l_reply_str, ",\n");
-                        }
-                        break;
-                    }
-                }
-            }
-        }else
-            log_it(L_ERROR,"No network in list!");
-    }
-    DAP_DELETE(l_geoip_info);
-    //delete trailing comma if exists
-    if(l_reply_str->str[l_reply_str->len - 2] == ','){
-        dap_string_truncate(l_reply_str, l_reply_str->len - 2);
-        dap_string_append_printf(l_reply_str, "\n");
-    }
-
-    dap_string_append_printf( l_reply_str, "]\n\n");
-    dap_http_simple_reply( a_http_simple, l_reply_str->str, l_reply_str->len );
-    strcpy( a_http_simple->reply_mime, "application/json" );
-    dap_string_free(l_reply_str, true);
-    if(s_debug_more)
-        log_it(L_DEBUG,"Reply in buffer: %s", a_http_simple->reply_str );
-    *l_ret_code = Http_Status_OK;
-    dap_http_simple_make_cache_from_reply(a_http_simple,time(NULL)+s_server_list_cache_expire);
-}
-
-static void s_http_simple_proc(dap_http_simple_t *a_http_simple, void *a_arg)
-{
-    http_status_code_t * l_ret_code = (http_status_code_t*) a_arg;
-    dap_string_t *l_reply_str = dap_string_new(NULL);
-
-
-
-    char *l_client_ip = a_http_simple->http_client->esocket->hostaddr; //"64.225.61.216"
-    //char *l_client_ip = "122.75.117.129";// china
-    geoip_info_t *l_geoip_info = chain_net_geoip_get_ip_info(l_client_ip);
-
-    // how many static nodelist processing
-    int l_net_processing_num = 0;
-    log_it(L_DEBUG, "Have %zd chain networks for cdb lists", s_cdb_net_count);
-    for(size_t i = 0; i < s_cdb_net_count; i++) {
-        dap_chain_net_t * l_net = s_cdb_net[i];
-        if(l_net) {
-            //dap_chain_net_srv_order_t * l_orders = NULL;
-            //size_t l_orders_num = 0;
-            //dap_chain_net_srv_price_unit_uid_t l_unit_uid = { { 0 } };
-            //dap_chain_net_srv_uid_t l_srv_uid = { .uint64 = DAP_CHAIN_NET_SRV_VPN_ID };
-            //dap_chain_net_srv_order_find_all_by(l_net, SERV_DIR_SELL, l_srv_uid, l_unit_uid,
-            //NULL, 0, 0, &l_orders, &l_orders_num);
-            //log_it(L_DEBUG, "Found %zd orders in \"%s\" network", l_orders_num, l_net->pub.name);
-
-            // get static nodelist
-            size_t l_static_nodelist_size = 0;
-            uint8_t *l_static_nodelist = dap_chain_global_db_gr_get(dap_strdup(l_net->pub.name), &l_static_nodelist_size, "cdb.static_nodelist");
-            if (!l_static_nodelist && s_server_list_static_auto)
-                dap_chain_net_srv_vpn_cdb_server_list_static_create(l_net);
-
-            // try to fetch again
-            l_static_nodelist = dap_chain_global_db_gr_get(dap_strdup(l_net->pub.name), &l_static_nodelist_size, "cdb.static_nodelist");
-
-            if(!l_static_nodelist)
-                continue;
-
-            // use only static part
-            if(s_server_list_static_no_shuffle){
-                // parse static nodelist in json format
-                struct json_object *l_jobj_arr = json_tokener_parse((char*) l_static_nodelist);
-                // added static part
-                const char* json_str = json_object_to_json_string(l_jobj_arr);
-                dap_string_append(l_reply_str, json_str);
-
-                if(l_static_nodelist)
-                    l_net_processing_num++;
-                DAP_DELETE(l_static_nodelist);
-                json_object_put(l_jobj_arr);
-                continue;
-            }
-
-
-            // orders list
-            size_t l_static_orders_num = 0;
-            dap_chain_net_srv_order_static_t * l_static_orders = NULL;
-
-            struct json_object *l_jobj_arr_new = json_object_new_array();
-            // parse static nodelist in json format
-            struct json_object *l_jobj_arr = json_tokener_parse((char*)l_static_nodelist);
-            if(json_object_is_type(l_jobj_arr, json_type_array)) {
-                // form l_static_orders
-                l_static_orders_num = json_object_array_length(l_jobj_arr);
-                l_static_orders = DAP_NEW_Z_SIZE(dap_chain_net_srv_order_static_t, sizeof(dap_chain_net_srv_order_static_t) * l_static_orders_num);
-                for(int i = 0; i < (int) l_static_orders_num; i++) {
-                    json_object *l_one_news = json_object_array_get_idx(l_jobj_arr, i);
-                    // parse json_object to dap_chain_net_srv_order_static_t
-                    if(json_object_is_type(l_one_news, json_type_object)) {
-                        const char *str;
-                        struct json_object *l_obj;
-                        dap_chain_net_srv_order_static_t *l_order = l_static_orders + i;
-                        l_obj = json_object_object_get(l_one_news, "Location");
-                        if(l_obj)
-                            l_order->region = json_object_get_string(l_obj);
-                        l_obj = json_object_object_get(l_one_news, "ChainNet");
-                        if(l_obj)
-                            l_order->net_str = json_object_get_string(l_obj);
-                        l_obj = json_object_object_get(l_one_news, "Name");
-                        if(l_obj){
-                            l_order->order_name = json_object_get_string(l_obj);
-                            // parse order_name to get continent (for example "Europe.Germany.2" -> "Europe")
-                            const char *l_dot = dap_strstr_len(l_order->order_name, -1, ".");
-                            if(l_dot){
-                                char *l_continent_str = dap_strdup(l_order->order_name);
-                                l_continent_str[l_dot-l_order->order_name]= '\0';
-                                l_order->continent = dap_chain_net_srv_order_continent_to_num(l_continent_str);
-                            }
-                        }
-                        l_obj = json_object_object_get(l_one_news, "Address");
-                        if(l_obj)
-                            l_order->ipv4_str = json_object_get_string(l_obj);
-                        l_obj = json_object_object_get(l_one_news, "Address");
-                        if(l_obj)
-                            l_order->ipv6_str = json_object_get_string(l_obj);
-                        l_obj = json_object_object_get(l_one_news, "Port");
-                        if(l_obj)
-                            l_order->port = json_object_get_int(l_obj);
-                        l_obj = json_object_object_get(l_one_news, "Ext");
-                        if(l_obj){
-                            l_order->ext_str = json_object_get_string(l_obj);
-                            l_order->ext_size = dap_strlen(l_order->ext_str);
-                        }
-                        l_obj = json_object_object_get(l_one_news, "Price");
-                        if(l_obj)
-                            l_order->price = json_object_get_int64(l_obj);
-                        l_obj = json_object_object_get(l_one_news, "PriceUnits");
-                        if(l_obj)
-                            l_order->price_unit = json_object_get_int(l_obj);
-                        l_obj = json_object_object_get(l_one_news, "PriceToken");
-                        if(l_obj)
-                            l_order->price_ticker = json_object_get_string(l_obj);
-                        l_obj = json_object_object_get(l_one_news, "NodeAddress");
-                        if(l_obj)
-                            l_order->node_addr_uint64 = (uint64_t)json_object_get_int64(l_obj);
-                        l_order->obj = l_one_news;
-                    }
-                }
-
-                // added dynamic part
-                {
-                    // list of node numbers
-                    size_t l_continents_count = dap_chain_net_srv_order_continents_count();
-                    // list of the number of nodes in each continent
-                    int l_continents_numbers[l_continents_count]; //int *l_continents_numbers = DAP_NEW_Z_SIZE(int, l_continents_count * sizeof(int));
-                    int l_node_numbering[l_continents_count][l_static_orders_num];
-                    // init arrays
-                    for(size_t m1 = 0; m1 < l_continents_count; m1++) {
-                        l_continents_numbers[m1] = 0;
-                        for(size_t m2 = 0; m2 < l_static_orders_num; m2++)
-                            l_node_numbering[m1][m2] = -1;
-                    }
-
-                    int l_orders_available[l_static_orders_num];
-                    // filling l_continents_numbers and l_node_numbering
-                    for(size_t j = 0; j < l_static_orders_num; j++) {
-                        dap_chain_net_srv_order_static_t *l_order_static = l_static_orders + j;
-                        // get order availability
-                        dap_chain_node_addr_t l_node_addr;
-                        l_node_addr.uint64 = l_order_static->node_addr_uint64;
-                        dap_order_state_t *l_order_state = find_order_state(l_node_addr);
-                        if(l_order_state) {
-                            // if order on-line or off-line
-                            l_orders_available[j] = l_order_state->is_available;
-                        }
-                        else
-                            l_orders_available[j] = -1;
-                        if(l_orders_available[j] == 0)
-                            continue;
-                        uint8_t l_continent_num = l_order_static->continent;
-                        if(!l_continent_num)//dap_chain_net_srv_order_static_get_continent_region(l_order_static, &l_continent_num, NULL))
-                            continue;
-                        l_node_numbering[l_continent_num][j] = l_continents_numbers[l_continent_num]++;
-                    }
-
-                    // get client continent by client ip
-                    char *l_client_ip = a_http_simple->http_client->esocket->hostaddr;//"64.225.61.216"
-                    //char *l_client_ip = "122.75.117.129";// china
-                    geoip_info_t *l_geoip_info = chain_net_geoip_get_ip_info(l_client_ip);
-                    int8_t l_client_continent = l_geoip_info ? dap_chain_net_srv_order_continent_to_num(l_geoip_info->continent) : 0;
-
-                    bool l_is_auto_order = false;
-                    // rule for countries - exclusion
-                    if(l_geoip_info) {
-                        for(size_t l_reg = 0; l_reg < sizeof(s_orders_exclusion) / sizeof(char*); l_reg++) {
-                            if(!dap_strcmp(s_orders_exclusion[l_reg], l_geoip_info->country_name)) {
-                                l_reg++;
-                                dap_list_t *l_list_reg = NULL;
-                                for(size_t j = 0; j < l_static_orders_num; j++) {
-                                    dap_chain_net_srv_order_static_t *l_order_static = l_static_orders + j;
-                                    const char *l_region = l_order_static->region;
-                                    size_t l_region_size = dap_strlen(l_order_static->region);
-                                    for(size_t l_reg2 = l_reg; l_reg2 < sizeof(s_orders_exclusion) / sizeof(char*);
-                                            l_reg2++) {
-                                        if(!dap_strlen(s_orders_exclusion[l_reg2])) {
-                                            if(j == l_static_orders_num - 1)
-                                                l_reg = l_reg2;
-                                            break;
-                                        }
-                                        if(l_region_size > 0 &&
-                                                !dap_strncmp(s_orders_exclusion[l_reg2], l_region, l_region_size))
-                                            l_list_reg = dap_list_prepend(l_list_reg, l_order_static);
-                                    }
-
-                                }
-                                size_t l_num_reg = dap_list_length(l_list_reg);
-                                // random node from selected counties
-                                if(l_num_reg > 0) {
-                                    size_t k = rand() % l_num_reg;
-                                    dap_chain_net_srv_order_static_t *l_order_static =
-                                            (dap_chain_net_srv_order_static_t*) dap_list_nth_data(l_list_reg, k);
-                                    // create deep copy of order
-                                    const char* json_one_str = json_object_to_json_string(l_order_static->obj);
-                                    struct json_object *l_jobj = json_tokener_parse(json_one_str);
-                                    json_object_object_add(l_jobj, "Name", json_object_new_string("Auto"));
-                                    // added new json object for continent
-                                    json_object_array_add(l_jobj_arr_new, l_jobj);
-                                    l_is_auto_order = true;
-                                }
-                                break;
-                            }
-                            else {
-                                for(; l_reg < sizeof(s_orders_exclusion) / sizeof(char*); l_reg++) {
-                                    if(!dap_strlen(s_orders_exclusion[l_reg]))
-                                        break;
-                                }
-                            }
-                        }
-                    }
-
-                    // node 'auto' -> random node on client's continent
-                    if(!l_is_auto_order && l_client_continent > 0 && l_continents_numbers[l_client_continent] > 1) {
-                        int l_count = 0;
-                        while(l_static_orders_num > 0) {
-                            size_t k = rand() % l_continents_numbers[l_client_continent];
-                            int l_node_pos = -1;
-                            for(size_t j2 = 0; j2 <= l_static_orders_num; j2++) {
-                                if(k == l_node_numbering[l_client_continent][j2]) {
-                                    l_node_pos = j2;
-                                    break;
-                                }
-                            }
-                            if(l_node_pos == -1) {
-                                // random node for the whole world
-                                l_node_pos = rand() % l_static_orders_num;
-                            }
-                            dap_chain_net_srv_order_static_t *l_order_static = l_static_orders + l_node_pos;
-                            const char *country_code_str = dap_chain_net_srv_order_continent_to_str(l_order_static->continent);
-                            if(country_code_str) {
-                                // only for other countries
-                                if(dap_strcmp(l_geoip_info->country_code, country_code_str)) {
-
-                                    // create deep copy of order
-                                    const char* json_one_str = json_object_to_json_string(l_order_static->obj);
-                                    struct json_object *l_jobj = json_tokener_parse(json_one_str);
-                                    json_object_object_add(l_jobj, "Name", json_object_new_string("Auto"));
-                                    // added new json object for continent
-                                    json_object_array_add(l_jobj_arr_new, l_jobj);
-                                    break;
-                                }
-                            }
-                            if(l_count > 200)
-                                break;
-                            l_count++;
-                        }
-
-                    }
-                    // random node for the whole world
-                    else if(!l_is_auto_order) {
-                        int l_count = 0;
-                        while(l_static_orders_num > 0) {
-                            // first random node
-                            size_t k = rand() % l_static_orders_num;
-                            if(l_orders_available[k] != 0) {
-                                dap_chain_net_srv_order_static_t *l_order_static = l_static_orders + k;
-                                // create deep copy of order
-                                const char* json_one_str = json_object_to_json_string(l_order_static->obj);
-                                struct json_object *l_jobj = json_tokener_parse(json_one_str);
-                                json_object_object_add(l_jobj, "Name", json_object_new_string("Auto"));
-                                // added new json object for continent
-                                json_object_array_add(l_jobj_arr_new, l_jobj);
-                                break;
-                            }
-                            if(l_count > 20)
-                                break;
-                            l_count++;
-                        }
-                    }
-
-                    // random nodes for continents
-                    for(size_t l_c = 0; l_c < l_continents_count; l_c++) {
-                        while(l_continents_numbers[l_c] > 0) {
-                            // random node for continent
-                            size_t k = rand() % l_continents_numbers[l_c];
-                            int l_node_pos = -1;
-                            for(size_t j2 = 0; j2 <= l_static_orders_num; j2++) {
-                                if(k == l_node_numbering[l_c][j2]) {
-                                    l_node_pos = j2;
-                                    break;
-                                }
-                            }
-                            if(l_node_pos == -1)
-                                break;
-                            //dap_chain_net_srv_order_t *l_order = l_static_orders[l_node_pos];
-                            dap_chain_net_srv_order_static_t *l_order = l_static_orders + l_node_pos;
-                            char *l_server_name = dap_strdup_printf("%s", dap_chain_net_srv_order_continent_to_str(l_c));
-                            // create deep copy of order
-                            const char* json_one_str = json_object_to_json_string(l_order->obj);
-                            struct json_object *l_jobj = json_tokener_parse(json_one_str);
-                            json_object_object_add(l_jobj, "Name", json_object_new_string(l_server_name));
-                            // added new json object for continent
-                            json_object_array_add(l_jobj_arr_new, l_jobj);
-                            DAP_DELETE(l_server_name);
-                            break;
-                        }
-                    }
-                }
-
-                // copy static part to common list
-                for(int i = 0; i < (int) json_object_array_length(l_jobj_arr); i++) {
-                    json_object *l_one_news = json_object_array_get_idx(l_jobj_arr, i);
-                    if(!l_one_news)
-                        continue;
-                    json_object_array_add(l_jobj_arr_new, l_one_news);
-                }
-
-                //added order state to all orders
-                {
-                    size_t l_all_orders_num = json_object_array_length(l_jobj_arr_new);
-                    for(int i = 0; i < (int) l_all_orders_num; i++) {
-                        json_object *l_one_news = json_object_array_get_idx(l_jobj_arr_new, i);
-                        json_object *l_obj = json_object_object_get(l_one_news, "NodeAddress");
-                        if(!l_obj)
-                            continue;
-                        uint64_t l_node_addr_uint64 = (uint64_t) json_object_get_int64(l_obj);
-                        // get order availability
-                        dap_chain_node_addr_t l_node_addr;
-                        l_node_addr.uint64 = l_node_addr_uint64;
-                        dap_order_state_t *l_order_state = find_order_state(l_node_addr);
-                        if(l_order_state) {
-                            // if order on-line or off-line
-                            if(l_order_state->is_available)
-                                json_object_object_add(l_one_news, "State", json_object_new_string("available"));
-                            // if order on-line
-                            else
-                                json_object_object_add(l_one_news, "State", json_object_new_string("not available"));
-                        }
-                        else
-                            json_object_object_add(l_one_news, "State", json_object_new_string("unknown"));
-                    }
-                }
-            }
-
-            // added static+dinamic part
-            const char* json_str = json_object_to_json_string(l_jobj_arr_new);
-            dap_string_append(l_reply_str, json_str);
-
-            if(l_static_nodelist)
-                l_net_processing_num++;
-            DAP_DELETE(l_static_nodelist);
-            json_object_put(l_jobj_arr);
-            json_object_put(l_jobj_arr_new);
-        }
-    }
-    // if static node lists not found
-    if(!l_net_processing_num){
-        s_http_simple_proc_default(a_http_simple, a_arg);
-        return;
-    }
-
-
-    dap_http_simple_reply( a_http_simple, l_reply_str->str, l_reply_str->len );
-    strcpy(a_http_simple->reply_mime, "application/json");
-    dap_string_free(l_reply_str, true);
-    *l_ret_code = Http_Status_OK;
-    dap_http_simple_make_cache_from_reply(a_http_simple,time(NULL)+ s_server_list_cache_expire);
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_server_list_static_create
- * @param sh
- * @param url
- */
-int dap_chain_net_srv_vpn_cdb_server_list_static_create(dap_chain_net_t *a_net)
-{
-    if(!a_net) {
-        return -1;
-    }
-    // main json object - array [{...},{...},{...}]
-    struct json_object *l_jarr = json_object_new_array();
-
-    dap_chain_net_srv_order_t * l_orders = NULL;
-    size_t l_orders_num = 0;
-    dap_chain_net_srv_price_unit_uid_t l_unit_uid = { { 0 } };
-    //dap_chain_net_srv_uid_t l_srv_uid = { .uint64 = DAP_CHAIN_NET_SRV_VPN_ID };
-    dap_chain_net_srv_uid_t l_srv_uid = { .uint64 = 0x0000000000000001 };
-    dap_chain_net_srv_order_find_all_by(a_net, SERV_DIR_SELL, l_srv_uid, l_unit_uid, NULL, 0, 0, &l_orders, &l_orders_num);
-    log_it(L_DEBUG, "Found %zd orders in \"%s\" network", l_orders_num, a_net->pub.name);
-
-
-    // find the shift for each node
-    dap_chain_net_srv_order_t *l_orders_pos[l_orders_num];
-    int l_orders_available[l_orders_num];
-    size_t l_orders_size = 0;
-    for(size_t j = 0; j < l_orders_num; j++) {
-        l_orders_pos[j] = (dap_chain_net_srv_order_t*) ((char*) l_orders + l_orders_size);
-        l_orders_size += dap_chain_net_srv_order_get_size(l_orders_pos[j]);
-    }
-
-    // list of node numbers
-    size_t l_continents_count = dap_chain_net_srv_order_continents_count();
-    // list of the number of nodes in each continent
-    int l_continents_numbers[l_continents_count];
-    int l_node_numbering[l_continents_count][l_orders_num];
-    // init arrays
-    for(size_t m1 = 0; m1 < l_continents_count; m1++) {
-        l_continents_numbers[m1] = 0;
-        for(size_t m2 = 0; m2 < l_orders_num; m2++)
-            l_node_numbering[m1][m2] = -1;
-    }
-
-    // node numbering
-    size_t l_orders_used_num = 0;
-    // filling l_continents_numbers and l_node_numbering
-    for(size_t j = 0; j < l_orders_num; j++) {
-        dap_chain_net_srv_order_t *l_order = l_orders_pos[j];
-        // get order availability
-        /*            dap_order_state_t *l_order_state = find_order_state(l_order->node_addr);
-         if(l_order_state) {
-         // if order on-line or off-line
-         l_orders_available[j] = l_order_state->is_available;
-         }
-         else
-         l_orders_available[j] = -1;
-         if(l_orders_available[j] == 0)
-         continue;*/
-        uint8_t l_continent_num;
-        if(!dap_chain_net_srv_order_get_continent_region(l_order, &l_continent_num, NULL))
-            continue;
-        l_node_numbering[l_continent_num][j] = l_continents_numbers[l_continent_num]++;
-        l_orders_used_num++;
-    }
-
-    // shuffle nodes for each continent
-    for(size_t m1 = 0; m1 < l_continents_count; m1++) {
-        int l_cont_num = l_continents_numbers[m1];
-        if(l_cont_num <= 1)
-            continue;
-        // number of shuffles
-        size_t l_shuffle_num = rand() % (l_cont_num + 1);
-        for(size_t l_sh = 0; l_sh <= l_shuffle_num; l_sh++) {
-            size_t l_pos1 = 0;
-            size_t l_pos2 = 0;
-            while(l_pos1 == l_pos2) {
-                l_pos1 = rand() % l_cont_num;
-                l_pos2 = rand() % l_cont_num;
-            }
-            for(size_t m2 = 0; m2 < l_orders_num; m2++) {
-                if(l_node_numbering[m1][m2] == l_pos1)
-                    l_node_numbering[m1][m2] = l_pos2;
-                else if(l_node_numbering[m1][m2] == l_pos2)
-                    l_node_numbering[m1][m2] = l_pos1;
-            }
-        }
-    }
-
-    for(size_t l_c = 0; l_c < l_continents_count; l_c++) {
-        // print all nodes for continent
-        for(size_t l_n = 0; l_n < l_continents_numbers[l_c]; l_n++) {
-            // since the nodes are shuffled, look for the desired node index
-            for(size_t l_o = 0; l_o < l_orders_num; l_o++) {
-                if(l_node_numbering[l_c][l_o] != l_n)
-                    continue;
-                dap_chain_net_srv_order_t *l_order = l_orders_pos[l_o];
-
-                dap_chain_node_info_t * l_node_info = dap_chain_node_info_read(a_net, &l_order->node_addr);
-                if(!l_node_info)
-                    continue;
-                uint8_t l_continent_num = 0;
-                char *l_region = NULL;
-                dap_chain_net_srv_order_get_continent_region(l_order, &l_continent_num, &l_region);
-                const char *l_continent_str = dap_chain_net_srv_order_continent_to_str(l_continent_num);
-                // ext_out in hex view
-                char *l_ext_out = l_order->ext_size ? DAP_NEW_Z_SIZE(char, l_order->ext_size * 2 + 1) : NULL;
-                dap_bin2hex(l_ext_out, l_order->ext, l_order->ext_size);
-                // Order name
-                char *l_order_name = dap_strdup_printf("%s.%s.%llu", l_continent_str ? l_continent_str : "", l_region ? l_region : "",  l_n + 1);
-                // ip addresses
-                char l_node_ext_ipv4_str[INET_ADDRSTRLEN] = { 0 };
-                char l_node_ext_ipv6_str[INET6_ADDRSTRLEN] = { 0 };
-                if(l_node_info->hdr.ext_addr_v4.s_addr)
-                    inet_ntop(AF_INET, &l_node_info->hdr.ext_addr_v4, l_node_ext_ipv4_str, sizeof(l_node_ext_ipv4_str));
-                if(*((uint128_t *) l_node_info->hdr.ext_addr_v6.s6_addr))
-                    inet_ntop(AF_INET6, &l_node_info->hdr.ext_addr_v6, l_node_ext_ipv6_str,
-                            sizeof(l_node_ext_ipv6_str));
-                // ext
-                char *l_ext_out_str = dap_strdup_printf("0x%s", l_ext_out);
-
-
-                struct json_object *l_jobj = json_object_new_object();
-                json_object_array_add(l_jarr, l_jobj);
-                json_object_object_add(l_jobj, "Location", json_object_new_string(l_region ? l_region : "None"));
-                json_object_object_add(l_jobj, "ChainNet", json_object_new_string(a_net->pub.name));
-                json_object_object_add(l_jobj, "Name", json_object_new_string(l_order_name));
-                if(l_node_ext_ipv4_str[0])
-                    json_object_object_add(l_jobj, "Address", json_object_new_string(l_node_ext_ipv4_str));
-                if(l_node_ext_ipv6_str[0])
-                    json_object_object_add(l_jobj, "Address6", json_object_new_string(l_node_ext_ipv6_str));
-                json_object_object_add(l_jobj, "Port", json_object_new_int(l_node_info->hdr.ext_port ? l_node_info->hdr.ext_port : 8079));
-                json_object_object_add(l_jobj, "Ext", json_object_new_string(l_ext_out_str));
-                json_object_object_add(l_jobj, "Price", json_object_new_int64(l_order->price));
-                json_object_object_add(l_jobj, "PriceUnits", json_object_new_int(l_order->price_unit.uint32));
-                json_object_object_add(l_jobj, "PriceToken", json_object_new_string(l_order->price_ticker));
-                json_object_object_add(l_jobj, "NodeAddress", json_object_new_int64((int64_t)l_order->node_addr.uint64));
-                // order state
-                /*{
-                    dap_order_state_t *l_order_state = find_order_state(l_order->node_addr);
-                    // if order is not tested
-                    if(!l_order_state)
-                        json_object_object_add(l_jobj, "State", json_object_new_string("unknown"));
-                    // if order off-line
-                    else if(l_order_state->is_available)
-                        json_object_object_add(l_jobj, "State", json_object_new_string("available"));
-                    // if order on-line
-                    else
-                        json_object_object_add(l_jobj, "State", json_object_new_string("not available"));
-                }*/
-
-                DAP_DELETE(l_region);
-                DAP_DELETE(l_ext_out);
-                DAP_DELETE(l_order_name);
-                DAP_DELETE(l_ext_out_str);
-                break;
-            }
-        }
-    }
-
-    // get json string
-    const char* l_json_str = json_object_to_json_string(l_jarr);
-    int l_ret = 0;
-    // save to db
-    if(l_json_str) {
-        size_t l_orders_count = 0;
-        if(!dap_chain_global_db_gr_set(dap_strdup(a_net->pub.name), (void*) l_json_str, dap_strlen(l_json_str),
-                "cdb.static_nodelist")) {
-            log_it(L_DEBUG, "Error save static nodelist, %llu orders in \"%s\" network", l_orders_num, a_net->pub.name);
-            l_ret = -2;
-        }
-        else {
-            log_it(L_DEBUG, "Static nodelist saved successfully, %llu orders, \"%s\" network", l_orders_num,
-                    a_net->pub.name);
-        }
-    }
-    else {
-        log_it(L_DEBUG, "Error create static nodelist, %llu orders in \"%s\" network", l_orders_num, a_net->pub.name);
-        l_ret = -3;
-    }
-    //...
-    // free all json objects
-    json_object_put(l_jarr);
-    return l_ret;
-}
-
-
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_server_list_static_delete
- * @param sh
- * @param url
- */
-
-int dap_chain_net_srv_vpn_cdb_server_list_static_delete(dap_chain_net_t *a_net)
-{
-    if(!a_net) {
-        return -1;
-    }
-    // delete from db
-    char * lgroup_str = dap_chain_net_srv_order_get_nodelist_group(a_net);
-    size_t l_orders_count = 0;
-    size_t l_static_nodelist_size = 0;
-    // check static nodelist
-    uint8_t *l_static_nodelist = dap_chain_global_db_gr_get(dap_strdup(a_net->pub.name), &l_static_nodelist_size, "cdb.static_nodelist");
-    if(!l_static_nodelist)
-        return 1;
-    else
-        DAP_DELETE(l_static_nodelist);
-    // delete static nodelist
-    if(!dap_chain_global_db_gr_del(a_net->pub.name, "cdb.static_nodelist")) {
-        log_it(L_DEBUG, "Error delete static nodelist for \"%s\" network", a_net->pub.name);
-        DAP_DELETE(lgroup_str);
-        return -2;
-    }
-    else {
-        log_it(L_DEBUG, "Static nodelist deleted successfully, \"%s\" network", a_net->pub.name);
-    }
-    DAP_DELETE(lgroup_str);
-    return 0;
-}
-
-int dap_chain_net_srv_vpn_cdb_server_list_check_orders(dap_chain_net_t * a_net)
-{
-    int l_multiplicity = 0;// no repeat callback
-    // run callback now and only one time
-    dap_timerfd_t *s_timerfd_check_orders = dap_timerfd_start(1, &callback_check_orders, DAP_INT_TO_POINTER(l_multiplicity));
-    return 0;
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_server_list_add_proc
- * @param sh
- * @param url
- */
-void dap_chain_net_srv_vpn_cdb_server_list_add_proc(dap_http_t *a_http, const char *a_url)
-{
-    s_url_proc = dap_http_simple_proc_add(a_http,a_url,100000,s_http_simple_proc_default);
-    // added check of orders
-    if(dap_config_get_item_bool_default(g_config, "cdb", "servers_list_check", true)) {
-        int64_t l_timeout_ms = 0; // period between orders checks
-        int64_t l_timeout2_ms = 0; // period between checks for unavailable servers
-        uint16_t l_array_length = 0;
-        char **l_servers_list_check_periods_sec = dap_config_get_array_str(g_config, "cdb", "servers_list_check_periods", &l_array_length);
-        if(l_array_length > 0)
-            l_timeout_ms = strtoul(l_servers_list_check_periods_sec[0], NULL, 10) * 1000;
-        if(l_array_length > 1)
-            l_timeout2_ms = strtoul(l_servers_list_check_periods_sec[1], NULL, 10) * 1000;
-        // set default values ​​if necessary
-        if(!l_timeout_ms)
-            l_timeout_ms = 3600;// * 1000;
-        if(!l_timeout2_ms)
-            l_timeout2_ms = 12 * 3600;// * 1000;
-        int l_multiplicity = l_timeout2_ms / l_timeout_ms;
-        if(l_multiplicity < 1)
-            l_multiplicity = 1;
-
-        // add timer with l_timeout_ms millisecond timeout for check orders
-        dap_timerfd_t *s_timerfd_check_orders = dap_timerfd_start(l_timeout_ms, &callback_check_orders,
-                                                                  DAP_INT_TO_POINTER(l_multiplicity));
-    }
-
-}
-
-/**
- * @brief dap_chain_net_srv_vpn_cdb_server_list_cache_reset
- */
-void dap_chain_net_srv_vpn_cdb_server_list_cache_reset(void)
-{
-    if(s_url_proc){
-        pthread_rwlock_wrlock(&s_url_proc->cache_rwlock);
-        dap_http_cache_delete(s_url_proc->cache);
-        s_url_proc->cache = NULL;
-        pthread_rwlock_unlock(&s_url_proc->cache_rwlock);
-    }
-}
diff --git a/modules/modules_dynamic/cdb/dap_modules_dynamic_cdb.c b/modules/modules_dynamic/cdb/dap_modules_dynamic_cdb.c
index bd731c985485577b5be7453dd507b44c1ab5ec15..079cd913b5732c513d22c670ed727c307a0ed3ed 100644
--- a/modules/modules_dynamic/cdb/dap_modules_dynamic_cdb.c
+++ b/modules/modules_dynamic/cdb/dap_modules_dynamic_cdb.c
@@ -35,7 +35,7 @@ static const char * s_default_path_modules = "var/modules";
 
 int dap_modules_dynamic_load_cdb(dap_http_t * a_server){
     char l_lib_path[MAX_PATH] = {'\0'};
-#if !defined (DAP_OS_LINUX) && !defined (__ANDROID__)
+#if defined (DAP_OS_LINUX) && !defined (__ANDROID__)
     const char * l_cdb_so_name = "libcellframe-node-cdb.so";
     dap_sprintf(l_lib_path, "%s/%s/%s", g_sys_dir_path, s_default_path_modules, l_cdb_so_name);
 
@@ -63,8 +63,6 @@ int dap_modules_dynamic_load_cdb(dap_http_t * a_server){
 
     return 0;
 #else
-    dap_chain_net_srv_vpn_cdb_init(a_server);
-    return 0;
     log_it(L_ERROR,"%s: module is not supported on current platfrom", __PRETTY_FUNCTION__);
     return -3;
 #endif
diff --git a/modules/net/dap_chain_node_client.c b/modules/net/dap_chain_node_client.c
index d709fa4964a058f60c7f4b12641da935edc0d99d..093c84bc349c7ed500676c9015fa2a7f0b0a7de0 100644
--- a/modules/net/dap_chain_node_client.c
+++ b/modules/net/dap_chain_node_client.c
@@ -251,8 +251,8 @@ static bool s_timer_update_states_callback(void * a_arg )
  */
 static void s_stage_connected_callback(dap_client_t *a_client, void *a_arg)
 {
-    dap_chain_node_client_t *l_node_client = a_client->_inheritor;
-    //assert(l_node_client);
+    dap_chain_node_client_t *l_node_client = DAP_CHAIN_NODE_CLIENT(a_client);
+    UNUSED(a_arg);
     if(l_node_client) {
         log_it(L_NOTICE, "Stream connection with node " NODE_ADDR_FP_STR " established",
                 NODE_ADDR_FP_ARGS_S( l_node_client->remote_node_addr));
@@ -700,6 +700,7 @@ void dap_chain_node_client_close(dap_chain_node_client_t *a_client)
         CloseHandle( a_client->wait_cond );
 #endif
         pthread_mutex_destroy(&a_client->wait_mutex);
+        a_client->client->_inheritor = NULL;
         a_client->client = NULL;
         dap_chain_node_client_handle_t * l_client_found = NULL;
         HASH_FIND(hh,s_clients,&a_client->uuid,sizeof(a_client->uuid),l_client_found);