示例#1
0
void
cupsdStartSystemMonitor(void)
{
  int	flags;				/* fcntl flags on pipe */


  if (cupsdOpenPipe(SysEventPipes))
  {
    cupsdLogMessage(CUPSD_LOG_ERROR, "System event monitor pipe() failed - %s!",
                    strerror(errno));
    return;
  }

  cupsdAddSelect(SysEventPipes[0], (cupsd_selfunc_t)sysUpdate, NULL, NULL);

 /*
  * Set non-blocking mode on the descriptor we will be receiving notification
  * events on.
  */

  flags = fcntl(SysEventPipes[0], F_GETFL, 0);
  fcntl(SysEventPipes[0], F_SETFL, flags | O_NONBLOCK);

 /*
  * Start the thread that runs the runloop...
  */

  pthread_mutex_init(&SysEventThreadMutex, NULL);
  pthread_cond_init(&SysEventThreadCond, NULL);
  pthread_create(&SysEventThread, NULL, (void *(*)())sysEventThreadEntry, NULL);
}
示例#2
0
文件: server.c 项目: ezeep/cups
void
cupsdStartServer(void)
{
 /*
  * Start color management (as needed)...
  */

  cupsdStartColor();

 /*
  * Create the default security profile...
  */

  DefaultProfile = cupsdCreateProfile(0, 1);

 /*
  * Startup all the networking stuff...
  */

  cupsdStartListening();
  cupsdStartBrowsing();

 /*
  * Create a pipe for CGI processes...
  */

  if (cupsdOpenPipe(CGIPipes))
    cupsdLogMessage(CUPSD_LOG_ERROR,
                    "cupsdStartServer: Unable to create pipes for CGI status!");
  else
  {
    CGIStatusBuffer = cupsdStatBufNew(CGIPipes[0], "[CGI]");

    cupsdAddSelect(CGIPipes[0], (cupsd_selfunc_t)cupsdUpdateCGI, NULL, NULL);
  }

 /*
  * Mark that the server has started and printers and jobs may be changed...
  */

  LastEvent = CUPSD_EVENT_PRINTER_CHANGED | CUPSD_EVENT_JOB_STATE_CHANGED |
              CUPSD_EVENT_SERVER_STARTED;
  started   = 1;

  cupsdSetBusyState();
}
示例#3
0
文件: sysman.c 项目: AndychenCL/cups
void
cupsdStartSystemMonitor(void)
{
  int	flags;				/* fcntl flags on pipe */


  cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdStartSystemMonitor()");

  if (cupsdOpenPipe(SysEventPipes))
  {
    cupsdLogMessage(CUPSD_LOG_ERROR, "System event monitor pipe() failed - %s!",
                    strerror(errno));
    return;
  }

  cupsdAddSelect(SysEventPipes[0], (cupsd_selfunc_t)sysUpdate, NULL, NULL);

 /*
  * Set non-blocking mode on the descriptor we will be receiving notification
  * events on.
  */

  flags = fcntl(SysEventPipes[0], F_GETFL, 0);
  fcntl(SysEventPipes[0], F_SETFL, flags | O_NONBLOCK);

 /*
  * Start the thread that runs the runloop...
  */

  pthread_mutex_init(&SysEventThreadMutex, NULL);
  pthread_cond_init(&SysEventThreadCond, NULL);
  pthread_create(&SysEventThread, NULL, (void *(*)())sysEventThreadEntry, NULL);

 /*
  * Monitor for power source changes via dispatch queue...
  */

  cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdStartSystemMonitor: IOPSGetTimeRemainingEstimate=%f", IOPSGetTimeRemainingEstimate());
  ACPower = IOPSGetTimeRemainingEstimate() == kIOPSTimeRemainingUnlimited;
  notify_register_dispatch(kIOPSNotifyPowerSource, &PSToken, dispatch_get_main_queue(), ^(int t) { (void)t;
      ACPower = IOPSGetTimeRemainingEstimate() == kIOPSTimeRemainingUnlimited; });
示例#4
0
文件: subscriptions.c 项目: aosm/cups
static void
cupsd_start_notifier(
    cupsd_subscription_t *sub)		/* I - Subscription object */
{
  int	pid;				/* Notifier process ID */
  int	fds[2];				/* Pipe file descriptors */
  char	*argv[4],			/* Command-line arguments */
	*envp[MAX_ENV],			/* Environment variables */
	user_data[128],			/* Base-64 encoded user data */
	scheme[256],			/* notify-recipient-uri scheme */
	*ptr,				/* Pointer into scheme */
	command[1024];			/* Notifier command */


 /*
  * Extract the scheme name from the recipient URI and point to the
  * notifier program...
  */

  strlcpy(scheme, sub->recipient, sizeof(scheme));
  if ((ptr = strchr(scheme, ':')) != NULL)
    *ptr = '\0';

  snprintf(command, sizeof(command), "%s/notifier/%s", ServerBin, scheme);

 /*
  * Base-64 encode the user data...
  */

  httpEncode64_2(user_data, sizeof(user_data), (char *)sub->user_data,
                 sub->user_data_len);

 /*
  * Setup the argument array...
  */

  argv[0] = command;
  argv[1] = sub->recipient;
  argv[2] = user_data;
  argv[3] = NULL;

 /*
  * Setup the environment...
  */

  cupsdLoadEnv(envp, (int)(sizeof(envp) / sizeof(envp[0])));

 /*
  * Create pipes as needed...
  */

  if (!NotifierStatusBuffer)
  {
   /*
    * Create the status pipe...
    */

    if (cupsdOpenPipe(NotifierPipes))
    {
      cupsdLogMessage(CUPSD_LOG_ERROR,
                      "Unable to create pipes for notifier status - %s",
		      strerror(errno));
      return;
    }

    NotifierStatusBuffer = cupsdStatBufNew(NotifierPipes[0], "[Notifier]");

    cupsdAddSelect(NotifierPipes[0], (cupsd_selfunc_t)cupsd_update_notifier,
                   NULL, NULL);
  }

  if (cupsdOpenPipe(fds))
  {
    cupsdLogMessage(CUPSD_LOG_ERROR,
                    "Unable to create pipes for notifier %s - %s",
		    scheme, strerror(errno));
    return;
  }

 /*
  * Make sure the delivery pipe is non-blocking...
  */

  fcntl(fds[1], F_SETFL, fcntl(fds[1], F_GETFL) | O_NONBLOCK);

 /*
  * Create the notifier process...
  */

  if (cupsdStartProcess(command, argv, envp, fds[0], -1, NotifierPipes[1],
			-1, -1, 0, DefaultProfile, NULL, &pid) < 0)
  {
   /*
    * Error - can't fork!
    */

    cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to fork for notifier %s - %s",
                    scheme, strerror(errno));

    cupsdClosePipe(fds);
  }
  else
  {
   /*
    * Fork successful - return the PID...
    */

    cupsdLogMessage(CUPSD_LOG_DEBUG, "Notifier %s started - PID = %d",
                    scheme, pid);

    sub->pid    = pid;
    sub->pipe   = fds[1];
    sub->status = 0;

    close(fds[0]);
  }
}
示例#5
-1
void
cupsdStartServer(void)
{
#ifdef HAVE_LIBSSL
  int			i;		/* Looping var */
  struct timeval	curtime;	/* Current time in microseconds */
  unsigned char		data[1024];	/* Seed data */
#endif /* HAVE_LIBSSL */


#ifdef HAVE_LIBSSL
 /*
  * Initialize the encryption libraries...
  */

  printf("[server.c::cupsdStartServer()] initializing the SSL encryption libraries\n");
  SSL_library_init();
  SSL_load_error_strings();

 /*
  * Using the current time is a dubious random seed, but on some systems
  * it is the best we can do (on others, this seed isn't even used...)
  */

  gettimeofday(&curtime, NULL);
  srand(curtime.tv_sec + curtime.tv_usec);

  for (i = 0; i < sizeof(data); i ++)
    data[i] = rand(); /* Yes, this is a poor source of random data... */

  RAND_seed(&data, sizeof(data));
  printf("[server.c::cupsdStartServer()] seeding a lot of crap \n");

#elif defined(HAVE_GNUTLS)
 /*
  * Initialize the encryption libraries...
  */
  printf("[server.c::cupsdStartServer()] initializing the gnutils libraries \n");
  gnutls_global_init();
#endif /* HAVE_LIBSSL */

 /*
  * Startup all the networking stuff...
  */

  cupsdStartListening();
  cupsdStartBrowsing();
  cupsdStartPolling();

 /*
  * Create a pipe for CGI processes...
  */

  if (cupsdOpenPipe(CGIPipes))
    cupsdLogMessage(CUPSD_LOG_ERROR,
                    "cupsdStartServer: Unable to create pipes for CGI status!");
  else
  {
    CGIStatusBuffer = cupsdStatBufNew(CGIPipes[0], "[CGI]");

    printf("[server.c::cupsdStartServer()] created a pipe for cgi processes, adding to polling engine \n");
    cupsdAddSelect(CGIPipes[0], (cupsd_selfunc_t)cupsdUpdateCGI, NULL, NULL);
  }

 /*
  * Mark that the server has started and printers and jobs may be changed...
  */

  LastEvent     = CUPSD_EVENT_PRINTER_CHANGED | CUPSD_EVENT_JOB_STATE_CHANGED |
                  CUPSD_EVENT_SERVER_STARTED;

  started = 1;

  printf("[server.c::cupsdStartServer()] done \n");
}