tools/dhcp-server-test.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
   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 version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29
  30 #include <gdhcp/gdhcp.h>
  31
  32 static GMainLoop *main_loop;
  33
  34 static void sig_term(int sig)
  35 {
  36         g_main_loop_quit(main_loop);
  37 }
  38
  39 static void handle_error(GDHCPServerError error)
  40 {
  41         switch (error) {
  42         case G_DHCP_SERVER_ERROR_NONE:
  43                 printf("dhcp server ok\n");
  44                 break;
  45         case G_DHCP_SERVER_ERROR_INTERFACE_UNAVAILABLE:
  46                 printf("Interface unavailable\n");
  47                 break;
  48         case G_DHCP_SERVER_ERROR_INTERFACE_IN_USE:
  49                 printf("Interface in use\n");
  50                 break;
  51         case G_DHCP_SERVER_ERROR_INTERFACE_DOWN:
  52                 printf("Interface down\n");
  53                 break;
  54         case G_DHCP_SERVER_ERROR_NOMEM:
  55                 printf("No memory\n");
  56                 break;
  57         case G_DHCP_SERVER_ERROR_INVALID_INDEX:
  58                 printf("Invalid index\n");
  59                 break;
  60         case G_DHCP_SERVER_ERROR_INVALID_OPTION:
  61                 printf("Invalid option\n");
  62                 break;
  63         case G_DHCP_SERVER_ERROR_IP_ADDRESS_INVALID:
  64                 printf("Invalid address\n");
  65                 break;
  66         }
  67 }
  68
  69 static void dhcp_debug(const char *str, void *data)
  70 {
  71         printf("%s: %s\n", (const char *) data, str);
  72 }
  73
  74
  75 int main(int argc, char *argv[])
  76 {
  77         struct sigaction sa;
  78         GDHCPServerError error;
  79         GDHCPServer *dhcp_server;
  80         int index;
  81
  82         if (argc < 2) {
  83                 printf("Usage: dhcp-server-test <interface index>\n");
  84                 exit(0);
  85         }
  86
  87         index = atoi(argv[1]);
  88
  89         printf("Create DHCP server for interface %d\n", index);
  90
  91         dhcp_server = g_dhcp_server_new(G_DHCP_IPV4, index, &error);
  92         if (dhcp_server == NULL) {
  93                 handle_error(error);
  94                 exit(0);
  95         }
  96
  97         g_dhcp_server_set_debug(dhcp_server, dhcp_debug, "DHCP");
  98
  99         g_dhcp_server_set_lease_time(dhcp_server, 3600);
 100         g_dhcp_server_set_option(dhcp_server, G_DHCP_SUBNET, "255.255.0.0");
 101         g_dhcp_server_set_option(dhcp_server, G_DHCP_ROUTER, "192.168.0.2");
 102         g_dhcp_server_set_option(dhcp_server, G_DHCP_DNS_SERVER, "192.168.0.3");
 103         g_dhcp_server_set_ip_range(dhcp_server, "192.168.0.101",
 104                                                         "192.168.0.102");
 105         main_loop = g_main_loop_new(NULL, FALSE);
 106
 107         printf("Start DHCP Server operation\n");
 108
 109         g_dhcp_server_start(dhcp_server);
 110
 111         memset(&sa, 0, sizeof(sa));
 112         sa.sa_handler = sig_term;
 113         sigaction(SIGINT, &sa, NULL);
 114         sigaction(SIGTERM, &sa, NULL);
 115
 116         g_main_loop_run(main_loop);
 117
 118         g_dhcp_server_unref(dhcp_server);
 119
 120         g_main_loop_unref(main_loop);
 121
 122         return 0;
 123 }