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/*
* Server start/stop routines for the CUPS scheduler.
*
* Copyright © 2020-2024 by OpenPrinting.
* Copyright 2007-2019 by Apple Inc.
* Copyright 1997-2006 by Easy Software Products, all rights reserved.
*
* Licensed under Apache License v2.0. See the file "LICENSE" for more information.
*/
/*
* Include necessary headers...
*/
#include <cups/http-private.h>
#include "cupsd.h"
#include <grp.h>
#ifdef HAVE_NOTIFY_H
# include <notify.h>
#endif /* HAVE_NOTIFY_H */
/*
* Local globals...
*/
static int started = 0; /* Did we start the server already? */
/*
* 'cupsdStartServer()' - Start the server.
*/
void
cupsdStartServer(void)
{
/*
* Create the default security profile...
*/
DefaultProfile = cupsdCreateProfile(0, 1);
#ifdef HAVE_SANDBOX_H
if (!DefaultProfile && UseSandboxing && Sandboxing != CUPSD_SANDBOXING_OFF)
{
/*
* Failure to create the sandbox profile means something really bad has
* happened and we need to shutdown immediately.
*/
return;
}
#endif /* HAVE_SANDBOX_H */
/*
* Start color management (as needed)...
*/
cupsdStartColor();
/*
* 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(0);
}
/*
* 'cupsdStopServer()' - Stop the server.
*/
void
cupsdStopServer(void)
{
if (!started)
return;
/*
* Stop color management (as needed)...
*/
cupsdStopColor();
/*
* Close all network clients...
*/
cupsdCloseAllClients();
cupsdStopListening();
cupsdStopBrowsing();
cupsdStopAllNotifiers();
cupsdDeleteAllCerts();
if (Clients)
{
cupsArrayDelete(Clients);
Clients = NULL;
}
/*
* Close the pipe for CGI processes...
*/
if (CGIPipes[0] >= 0)
{
cupsdRemoveSelect(CGIPipes[0]);
cupsdStatBufDelete(CGIStatusBuffer);
close(CGIPipes[1]);
CGIPipes[0] = -1;
CGIPipes[1] = -1;
}
/*
* Close all log files...
*/
if (AccessFile != NULL)
{
if (AccessFile != LogStderr)
cupsFileClose(AccessFile);
AccessFile = NULL;
}
if (ErrorFile != NULL)
{
if (ErrorFile != LogStderr)
cupsFileClose(ErrorFile);
ErrorFile = NULL;
}
if (PageFile != NULL)
{
if (PageFile != LogStderr)
cupsFileClose(PageFile);
PageFile = NULL;
}
/*
* Delete the default security profile...
*/
cupsdDestroyProfile(DefaultProfile);
DefaultProfile = NULL;
/*
* Expire subscriptions and clean out old jobs...
*/
cupsdExpireSubscriptions(NULL, NULL);
if (JobHistoryUpdate)
cupsdCleanJobs();
/*
* Write out any dirty files...
*/
if (DirtyFiles)
cupsdCleanDirty();
started = 0;
}
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