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, const char *text) {
  32         (void)mesh;
  33         (void)level;
  34
  35         char connection_match_msg[100];
  36
  37         fprintf(stderr, "meshlink>> %s\n", text);
  38
  39         if(strstr(text, "Connection") || strstr(text, "connection")) {
  40                 assert(snprintf(connection_match_msg, sizeof(connection_match_msg),
  41                                 "Connection with peer") >= 0);
  42
  43                 if(strstr(text, connection_match_msg) && strstr(text, "activated")) {
  44                         conn_status = true;
  45                         return;
  46                 }
  47
  48                 assert(snprintf(connection_match_msg, sizeof(connection_match_msg),
  49                                 "Already connected to peer") >= 0);
  50
  51                 if(strstr(text, connection_match_msg)) {
  52                         conn_status = true;
  53                         return;
  54                 }
  55
  56                 assert(snprintf(connection_match_msg, sizeof(connection_match_msg),
  57                                 "Connection closed by peer") >= 0);
  58
  59                 if(strstr(text, connection_match_msg)) {
  60                         conn_status = false;
  61                         return;
  62                 }
  63
  64                 assert(snprintf(connection_match_msg, sizeof(connection_match_msg),
  65                                 "Closing connection with peer") >= 0);
  66
  67                 if(strstr(text, connection_match_msg)) {
  68                         conn_status = false;
  69                         return;
  70                 }
  71         }
  72
  73         return;
  74 }
  75
  76 int main(int argc, char *argv[]) {
  77         (void)argc;
  78
  79         int client_id = -1;
  80         bool result = false;
  81         int i;
  82
  83         if((argv[3]) && (argv[4])) {
  84                 client_id = atoi(argv[3]);
  85                 mesh_event_sock_connect(argv[4]);
  86         }
  87
  88         execute_open(argv[1], argv[2]);
  89         meshlink_set_log_cb(mesh_handle, MESHLINK_DEBUG, callback_logger);
  90
  91         if(argv[5]) {
  92                 execute_join(argv[5]);
  93         }
  94
  95         execute_start();
  96         mesh_event_sock_send(client_id, NODE_STARTED, NULL, 0);
  97
  98         /* Connectivity of peer is checked using meshlink_get_node API */
  99         while(!conn_status) {
 100                 sleep(1);
 101         }
 102
 103         sleep(1);
 104         fprintf(stderr, "Connected with Peer\n");
 105         mesh_event_sock_send(client_id, META_CONN_SUCCESSFUL, NULL, 0);
 106
 107         conn_status = false;
 108         fprintf(stderr, "Waiting 120 sec for peer to be re-connected\n");
 109
 110         for(i = 0; i < 120; i++) {
 111                 if(conn_status) {
 112                         result = true;
 113                         break;
 114                 }
 115
 116                 sleep(1);
 117         }
 118
 119         if(result) {
 120                 fprintf(stderr, "Re-connected with Peer\n");
 121                 mesh_event_sock_send(client_id, META_RECONN_SUCCESSFUL, NULL, 0);
 122         } else {
 123                 fprintf(stderr, "Failed to reconnect with Peer\n");
 124                 mesh_event_sock_send(client_id, META_RECONN_FAILURE, NULL, 0);
 125         }
 126
 127         execute_close();
 128         assert(meshlink_destroy(argv[1]));
 129
 130         return 0;
 131 }