git.meshlink.io Git - meshlink/blob - test/blackbox/test_case_meta_conn_03/node_sim_nut.c

   1 /*
   2     node_sim.c -- Implementation of Node Simulation for Meshlink Testing
   3                     for meta connection test case 01 - re-connection of
   4                     two nodes when relay node goes down
   5     Copyright (C) 2018  Guus Sliepen <guus@meshlink.io>
   6
   7     This program is free software; you can redistribute it and/or modify
   8     it under the terms of the GNU General Public License as published by
   9     the Free Software Foundation; either version 2 of the License, or
  10     (at your option) any later version.
  11
  12     This program is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15     GNU General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License along
  18     with this program; if not, write to the Free Software Foundation, Inc.,
  19     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20 */
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <pthread.h>
  25 #include "../common/common_handlers.h"
  26 #include "../common/test_step.h"
  27 #include "../common/mesh_event_handler.h"
  28
  29 static bool conn_status = false;
  30
  31 void callback_logger(meshlink_handle_t *mesh, meshlink_log_level_t level,
  32                      const char *text) {
  33         char connection_match_msg[100];
  34
  35         fprintf(stderr, "meshlink>> %s\n", text);
  36
  37         if(strstr(text, "Connection") || strstr(text, "connection")) {
  38                 assert(snprintf(connection_match_msg, sizeof(connection_match_msg),
  39                                 "Connection with peer") >= 0);
  40
  41                 if(strstr(text, connection_match_msg) && strstr(text, "activated")) {
  42                         conn_status = true;
  43                         return;
  44                 }
  45
  46                 assert(snprintf(connection_match_msg, sizeof(connection_match_msg),
  47                                 "Already connected to peer") >= 0);
  48
  49                 if(strstr(text, connection_match_msg)) {
  50                         conn_status = true;
  51                         return;
  52                 }
  53
  54                 assert(snprintf(connection_match_msg, sizeof(connection_match_msg),
  55                                 "Connection closed by peer") >= 0);
  56
  57                 if(strstr(text, connection_match_msg)) {
  58                         conn_status = false;
  59                         return;
  60                 }
  61
  62                 assert(snprintf(connection_match_msg, sizeof(connection_match_msg),
  63                                 "Closing connection with peer") >= 0);
  64
  65                 if(strstr(text, connection_match_msg)) {
  66                         conn_status = false;
  67                         return;
  68                 }
  69         }
  70
  71         return;
  72 }
  73
  74 int main(int argc, char *argv[]) {
  75         int client_id = -1;
  76         bool result = false;
  77         int i;
  78
  79         if((argv[3]) && (argv[4])) {
  80                 client_id = atoi(argv[3]);
  81                 mesh_event_sock_connect(argv[4]);
  82         }
  83
  84         execute_open(argv[1], argv[2]);
  85         meshlink_set_log_cb(mesh_handle, MESHLINK_DEBUG, callback_logger);
  86
  87         if(argv[5]) {
  88                 execute_join(argv[5]);
  89         }
  90
  91         execute_start();
  92         mesh_event_sock_send(client_id, NODE_STARTED, NULL, 0);
  93
  94         /* Connectivity of peer is checked using meshlink_get_node API */
  95         while(!conn_status) {
  96                 sleep(1);
  97         }
  98
  99         sleep(1);
 100         fprintf(stderr, "Connected with Peer\n");
 101         mesh_event_sock_send(client_id, META_CONN_SUCCESSFUL, "Connected with Peer", 30);
 102
 103         conn_status = false;
 104         fprintf(stderr, "Waiting 120 sec for peer to be re-connected\n");
 105
 106         for(i = 0; i < 120; i++) {
 107                 if(conn_status) {
 108                         result = true;
 109                         break;
 110                 }
 111
 112                 sleep(1);
 113         }
 114
 115         if(result) {
 116                 fprintf(stderr, "Re-connected with Peer\n");
 117                 mesh_event_sock_send(client_id, META_RECONN_SUCCESSFUL, "Peer", 30);
 118         } else {
 119                 fprintf(stderr, "Failed to reconnect with Peer\n");
 120                 mesh_event_sock_send(client_id, META_RECONN_FAILURE, "Peer", 30);
 121         }
 122
 123         execute_close();
 124
 125         return 0;
 126 }