Exemplo n.º 1
0
int
main (
	int		argc,
	char*		argv[]
	)
{
	pgm_error_t* pgm_err = NULL;
#ifdef CONFIG_WITH_HTTP
	gboolean enable_http = FALSE;
#endif
#ifdef CONFIG_WITH_SNMP
	gboolean enable_snmpx = FALSE;
#endif

	setlocale (LC_ALL, "");

/* pre-initialise PGM messages module to add hook for GLib logging */
	pgm_messages_init();
	log_init ();
	g_message ("pgmrecv");

	if (!pgm_init (&pgm_err)) {
		g_error ("Unable to start PGM engine: %s", (pgm_err && pgm_err->message) ? pgm_err->message : "(null)");
		pgm_error_free (pgm_err);
		pgm_messages_shutdown();
		return EXIT_FAILURE;
	}

	g_thread_init (NULL);

/* parse program arguments */
	const char* binary_name = strrchr (argv[0], '/');

	static struct option long_options[] = {
		{ "network",        required_argument, NULL, 'n' },
		{ "service",        required_argument, NULL, 's' },
		{ "port",           required_argument, NULL, 'p' },
		{ "enable-loop",    no_argument,       NULL, 'l' },
#ifdef CONFIG_WITH_HTTP
		{ "enable-http",    no_argument,       NULL, 'H' },
#endif
#ifdef CONFIG_WITH_SNMP
		{ "enable-snmp",    no_argument,       NULL, 'S' },
#endif
		{ "list",           no_argument,       NULL, 'i' },
		{ "help",           no_argument,       NULL, 'h' },
		{ NULL, 0, NULL, 0 }
	};

	int c;
	while ((c = getopt_long (argc, argv, "a:s:n:p:lih"
#ifdef CONFIG_WITH_HTTP
					"H"
#endif
#ifdef CONFIG_WITH_SNMP
					"S"
#endif
					, long_options, NULL)) != -1)
	{
		switch (c) {
		case 'n':	g_network = optarg; break;
		case 'a':	g_source = optarg; break;
		case 's':	g_port = atoi (optarg); break;
		case 'p':	g_udp_encap_port = atoi (optarg); break;

		case 'l':	g_multicast_loop = TRUE; break;
#ifdef CONFIG_WITH_HTTP
		case 'H':	enable_http = TRUE; break;
#endif
#ifdef CONFIG_WITH_SNMP
		case 'S':	enable_snmpx = TRUE; break;
#endif

		case 'i':
			pgm_if_print_all();
			pgm_messages_shutdown();
			return EXIT_SUCCESS;

		case 'h':
		case '?':
			pgm_messages_shutdown();
			usage (binary_name);
		}
	}

#ifdef CONFIG_WITH_HTTP
	if (enable_http) {
		if (!pgm_http_init (PGM_HTTP_DEFAULT_SERVER_PORT, &pgm_err)) {
			g_error ("Unable to start HTTP interface: %s", pgm_err->message);
			pgm_error_free (pgm_err);
			pgm_shutdown();
			pgm_messages_shutdown();
			return EXIT_FAILURE;
		}
	}
#endif
#ifdef CONFIG_WITH_SNMP
	if (enable_snmpx) {
		if (!pgm_snmp_init (&pgm_err)) {
			g_error ("Unable to start SNMP interface: %s", pgm_err->message);
			pgm_error_free (pgm_err);
#ifdef CONFIG_WITH_HTTP
			if (enable_http)
				pgm_http_shutdown ();
#endif
			pgm_shutdown ();
			pgm_messages_shutdown();
	 		return EXIT_FAILURE;
		}
	}
#endif

	g_loop = g_main_loop_new (NULL, FALSE);

	g_quit = FALSE;

/* setup signal handlers */
	signal (SIGSEGV, on_sigsegv);
#ifdef SIGHUP
	signal (SIGHUP,  SIG_IGN);
#endif
#ifdef G_OS_UNIX
	const int e = pipe (g_quit_pipe);
	g_assert (0 == e);
	pgm_signal_install (SIGINT,  on_signal, g_loop);
	pgm_signal_install (SIGTERM, on_signal, g_loop);
#else
	g_quit_event = CreateEvent (NULL, TRUE, FALSE, TEXT("QuitEvent"));
	SetConsoleCtrlHandler ((PHANDLER_ROUTINE)on_console_ctrl, TRUE);
	setvbuf (stdout, (char *) NULL, _IONBF, 0);
#endif

/* delayed startup */
	g_message ("scheduling startup.");
	g_timeout_add (0, (GSourceFunc)on_startup, NULL);

/* dispatch loop */
	g_message ("entering main event loop ... ");
	g_main_loop_run (g_loop);

	g_message ("event loop terminated, cleaning up.");

/* cleanup */
	g_quit = TRUE;
#ifdef G_OS_UNIX
	const char one = '1';
	const size_t writelen = write (g_quit_pipe[1], &one, sizeof(one));
	g_assert (sizeof(one) == writelen);
	g_thread_join (g_thread);
	close (g_quit_pipe[0]);
	close (g_quit_pipe[1]);
#else
	WSASetEvent (g_quit_event);
	g_thread_join (g_thread);
	WSACloseEvent (g_quit_event);
#endif

	g_main_loop_unref (g_loop);
	g_loop = NULL;

	if (g_sock) {
		g_message ("closing PGM socket.");

		pgm_close (g_sock, TRUE);
		g_sock = NULL;
	}

#ifdef CONFIG_WITH_HTTP
	if (enable_http)
		pgm_http_shutdown();
#endif
#ifdef CONFIG_WITH_SNMP
	if (enable_snmpx)
		pgm_snmp_shutdown();
#endif

	g_message ("PGM engine shutdown.");
	pgm_shutdown();
	g_message ("finished.");
	pgm_messages_shutdown();
	return EXIT_SUCCESS;
}
Exemplo n.º 2
0
int
main (
	int		argc,
	char*		argv[]
	)
{
	pgm_transport_list = NULL;

	g_message ("pgmrecv");
#ifdef CONFIG_WITH_HTTP
	gboolean enable_http = FALSE;
#endif
#ifdef CONFIG_WITH_SNMP
	gboolean enable_snmpx = FALSE;
#endif

/* parse program arguments */
	const char* binary_name = strrchr (argv[0], '/');
	int c;
	while ((c = getopt (argc, argv, "a:s:n:p:lh"
#ifdef CONFIG_WITH_HTTP
					"t"
#endif
#ifdef CONFIG_WITH_SNMP
					"x"
#endif
					)) != -1)
	{
		switch (c) {
		case 'n':	g_network = optarg; break;
		case 'a':	g_source = optarg; break;
		case 's':	g_port = atoi (optarg); break;
		case 'p':	g_udp_encap_port = atoi (optarg); break;

		case 'l':	g_multicast_loop = TRUE; break;
#ifdef CONFIG_WITH_HTTP
		case 't':	enable_http = TRUE; break;
#endif
#ifdef CONFIG_WITH_SNMP
		case 'x':	enable_snmpx = TRUE; break;
#endif

		case 'h':
		case '?': usage (binary_name);
		}
	}

	log_init();
	pgm_init();

#ifdef CONFIG_WITH_HTTP
	if (enable_http)
		pgm_http_init(PGM_HTTP_DEFAULT_SERVER_PORT);
#endif
#ifdef CONFIG_WITH_SNMP
	if (enable_snmpx)
		pgm_snmp_init();
#endif

	g_loop = g_main_loop_new (NULL, FALSE);

/* setup signal handlers */
	signal(SIGSEGV, on_sigsegv);
	pgm_signal_install(SIGINT, on_signal);
	pgm_signal_install(SIGTERM, on_signal);
	pgm_signal_install(SIGHUP, SIG_IGN);

/* delayed startup */
	g_message ("scheduling startup.");
	g_timeout_add (0, (GSourceFunc)on_startup, NULL);

/* dispatch loop */
	g_message ("entering main event loop ... ");
	g_main_loop_run (g_loop);

	g_message ("event loop terminated, cleaning up.");

/* cleanup */
	g_quit = TRUE;
	g_thread_join (g_thread);

	g_main_loop_unref(g_loop);
	g_loop = NULL;

	if (g_transport) {
		g_message ("destroying transport.");

		pgm_transport_destroy (g_transport, TRUE);
		g_transport = NULL;
	}

#ifdef CONFIG_WITH_HTTP
	if (enable_http)
		pgm_http_shutdown();
#endif
#ifdef CONFIG_WITH_SNMP
	if (enable_snmpx)
		pgm_snmp_shutdown();
#endif

	g_message ("finished.");
	return 0;
}