File cups-0001-systemd-add-systemd-socket-activation... of Package cups

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File cups-0001-systemd-add-systemd-socket-activation-and-unit-files.patch of Package cups (Revision 9e3960a1641b8a70471097982b24cf85)

Currently displaying revision 9e3960a1641b8a70471097982b24cf85 , Show latest

--- config.h.in.orig
+++ config.h.in
@@ -496,6 +496,13 @@
 
 
 /*
+ * Do we have systemd support?
+ */
+
+#undef HAVE_SYSTEMD
+
+
+/*
  * Various scripting languages...
  */
 
--- /dev/null
+++ config-scripts/cups-systemd.m4
@@ -0,0 +1,36 @@
+dnl
+dnl "$Id$"
+dnl
+dnl   systemd stuff for CUPS.
+
+dnl Find whether systemd is available
+
+SDLIBS=""
+AC_ARG_WITH([systemdsystemunitdir],
+        AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files]),
+        [], [with_systemdsystemunitdir=$($PKGCONFIG --variable=systemdsystemunitdir systemd)])
+if test "x$with_systemdsystemunitdir" != xno; then
+        AC_MSG_CHECKING(for libsystemd-daemon)
+        if $PKGCONFIG --exists libsystemd-daemon; then
+		AC_MSG_RESULT(yes)
+        	SDCFLAGS=`$PKGCONFIG --cflags libsystemd-daemon`
+        	SDLIBS=`$PKGCONFIG --libs libsystemd-daemon`
+		AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir])
+		AC_DEFINE(HAVE_SYSTEMD)
+	else
+		AC_MSG_RESULT(no)
+	fi
+fi
+
+if test -n "$with_systemdsystemunitdir" -a "x$with_systemdsystemunitdir" != xno ; then
+        SYSTEMD_UNITS="cups.service cups.socket cups.path"
+else
+        SYSTEMD_UNITS=""
+fi
+
+AC_SUBST(SYSTEMD_UNITS)
+AC_SUBST(SDLIBS)
+
+dnl
+dnl "$Id$"
+dnl
--- configure.in.orig
+++ configure.in
@@ -37,6 +37,7 @@ sinclude(config-scripts/cups-pam.m4)
 sinclude(config-scripts/cups-largefile.m4)
 sinclude(config-scripts/cups-dnssd.m4)
 sinclude(config-scripts/cups-launchd.m4)
+sinclude(config-scripts/cups-systemd.m4)
 sinclude(config-scripts/cups-defaults.m4)
 sinclude(config-scripts/cups-pdf.m4)
 sinclude(config-scripts/cups-scripting.m4)
@@ -71,6 +72,9 @@ AC_OUTPUT(Makedefs
 	  conf/snmp.conf
 	  cups-config
 	  data/testprint
+          data/cups.service
+          data/cups.socket
+          data/cups.path
 	  desktop/cups.desktop
 	  doc/help/ref-cupsd-conf.html
 	  doc/help/standard.html
--- cups/usersys.c.orig
+++ cups/usersys.c
@@ -750,7 +750,7 @@ cups_read_client_conf(
     struct stat	sockinfo;		/* Domain socket information */
 
     if (!stat(CUPS_DEFAULT_DOMAINSOCKET, &sockinfo) &&
-	(sockinfo.st_mode & S_IRWXO) == S_IRWXO)
+	(sockinfo.st_mode & (S_IROTH | S_IWOTH)) == (S_IROTH | S_IWOTH))
       cups_server = CUPS_DEFAULT_DOMAINSOCKET;
     else
 #endif /* CUPS_DEFAULT_DOMAINSOCKET */
--- /dev/null
+++ data/cups.path.in
@@ -0,0 +1,8 @@
+[Unit]
+Description=CUPS Printer Service Spool
+
+[Path]
+PathExistsGlob=@CUPS_REQUESTS@/d*
+
+[Install]
+WantedBy=multi-user.target
--- /dev/null
+++ data/cups.service.in
@@ -0,0 +1,9 @@
+[Unit]
+Description=CUPS Printing Service
+
+[Service]
+ExecStart=@sbindir@/cupsd -f
+
+[Install]
+Also=cups.socket cups.path
+WantedBy=printer.target
--- /dev/null
+++ data/cups.socket.in
@@ -0,0 +1,11 @@
+[Unit]
+Description=CUPS Printing Service Sockets
+
+[Socket]
+ListenStream=@CUPS_DEFAULT_DOMAINSOCKET@
+ListenStream=631
+ListenDatagram=0.0.0.0:631
+BindIPv6Only=ipv6-only
+
+[Install]
+WantedBy=sockets.target
--- data/Makefile.orig
+++ data/Makefile
@@ -112,6 +112,12 @@ install-data:
 		$(INSTALL_DATA) $$file $(DATADIR)/ppdc; \
 	done
 	$(INSTALL_DIR) -m 755 $(DATADIR)/profiles
+	if test "x$(SYSTEMD_UNITS)" != "x" ; then \
+		$(INSTALL_DIR) -m 755 $(SYSTEMDUNITDIR); \
+		for file in $(SYSTEMD_UNITS); do \
+			$(INSTALL_DATA) $$file $(SYSTEMDUNITDIR); \
+		done; \
+	fi
 
 
 #
@@ -159,6 +165,9 @@ uninstall:
 	-$(RMDIR) $(DATADIR)/charsets
 	-$(RMDIR) $(DATADIR)/banners
 	-$(RMDIR) $(DATADIR)
+	for file in $(SYSTEMD_UNITS); do \
+		$(RM) $(SYSTEMDUNITDIR)/$$file; \
+	done
 
 
 #
--- Makedefs.in.orig
+++ Makedefs.in
@@ -143,6 +143,7 @@ CXXFLAGS	=	@CPPFLAGS@ @CXXFLAGS@
 CXXLIBS		=	@CXXLIBS@
 DBUS_NOTIFIER	=	@DBUS_NOTIFIER@
 DBUS_NOTIFIERLIBS =	@DBUS_NOTIFIERLIBS@
+SYSTEMD_UNITS   =       @SYSTEMD_UNITS@
 DNSSD_BACKEND	=	@DNSSD_BACKEND@
 DSOFLAGS	=	-L../cups @DSOFLAGS@
 DSOLIBS		=	@DSOLIBS@ $(COMMONLIBS)
@@ -151,6 +152,7 @@ FONTS		=	@FONTS@
 IMGLIBS		=	@IMGLIBS@
 IMGFILTERS	=	@IMGFILTERS@
 LAUNCHDLIBS	=	@LAUNCHDLIBS@
+SDLIBS		=	@SDLIBS@
 LDFLAGS		=	-L../cgi-bin -L../cups -L../filter -L../ppdc \
 			-L../scheduler @LDARCHFLAGS@ \
 			@LDFLAGS@ @RELROFLAGS@ @PIEFLAGS@ $(OPTIM)
@@ -267,6 +269,7 @@ PAMFILE		=	@PAMFILE@
 
 DEFAULT_LAUNCHD_CONF =	@DEFAULT_LAUNCHD_CONF@
 DBUSDIR		=	@DBUSDIR@
+SYSTEMDUNITDIR  =       $(BUILDROOT)@systemdsystemunitdir@
 
 
 #
--- scheduler/client.h.orig
+++ scheduler/client.h
@@ -75,6 +75,9 @@ typedef struct
   int			fd;		/* File descriptor for this server */
   http_addr_t		address;	/* Bind address of socket */
   http_encryption_t	encryption;	/* To encrypt or not to encrypt... */
+#ifdef HAVE_SYSTEMD
+  int			is_systemd;	/* Is this a systemd socket? */
+#endif /* HAVE_SYSTEMD */
 } cupsd_listener_t;
 
 
--- scheduler/dirsvc.c.orig
+++ scheduler/dirsvc.c
@@ -1457,7 +1457,7 @@ cupsdStartBrowsing(void)
       }
     }
 
-    if (BrowseSocket >= 0)
+    if (BrowseSocket >= 0 && !BrowseSocketIsSystemd)
     {
      /*
       * Bind the socket to browse port...
@@ -1501,13 +1501,17 @@ cupsdStartBrowsing(void)
 	cupsdLogMessage(CUPSD_LOG_ERROR, "Unable to set broadcast mode - %s.",
 			strerror(errno));
 
+	if (!BrowseSocketIsSystemd)
+	{
 #ifdef WIN32
-	closesocket(BrowseSocket);
+	  closesocket(BrowseSocket);
 #else
-	close(BrowseSocket);
+	  close(BrowseSocket);
 #endif /* WIN32 */
 
-	BrowseSocket = -1;
+	  BrowseSocket = -1;
+	}
+
 	BrowseLocalProtocols &= ~BROWSE_CUPS;
 	BrowseRemoteProtocols &= ~BROWSE_CUPS;
 
@@ -1820,15 +1824,22 @@ cupsdStopBrowsing(void)
   if (((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_CUPS) &&
       BrowseSocket >= 0)
   {
-   /*
-    * Close the socket and remove it from the input selection set.
-    */
+    if (!BrowseSocketIsSystemd)
+    {
+     /*
+      * Close the socket.
+      */
 
 #ifdef WIN32
-    closesocket(BrowseSocket);
+      closesocket(BrowseSocket);
 #else
-    close(BrowseSocket);
+      close(BrowseSocket);
 #endif /* WIN32 */
+    }
+
+   /*
+    * Remove it from the input selection set.
+    */
 
     cupsdRemoveSelect(BrowseSocket);
     BrowseSocket = -1;
@@ -5146,11 +5157,14 @@ update_cups_browse(void)
                       strerror(errno));
       cupsdLogMessage(CUPSD_LOG_ERROR, "CUPS browsing turned off.");
 
+      if (!BrowseSocketIsSystemd)
+      {
 #ifdef WIN32
-      closesocket(BrowseSocket);
+	closesocket(BrowseSocket);
 #else
-      close(BrowseSocket);
+	close(BrowseSocket);
 #endif /* WIN32 */
+      }
 
       cupsdRemoveSelect(BrowseSocket);
       BrowseSocket = -1;
--- scheduler/dirsvc.h.orig
+++ scheduler/dirsvc.h
@@ -96,6 +96,8 @@ VAR int			Browsing	VALUE(TRUE),
 					/* Short names for remote printers? */
 			BrowseSocket	VALUE(-1),
 					/* Socket for browsing */
+			BrowseSocketIsSystemd	VALUE(0),
+					/* BrowseSocket is systemd-provided? */
 			BrowsePort	VALUE(IPP_PORT),
 					/* Port number for broadcasts */
 			BrowseInterval	VALUE(DEFAULT_INTERVAL),
--- scheduler/listen.c.orig
+++ scheduler/listen.c
@@ -401,7 +401,11 @@ cupsdStopListening(void)
        lis;
        lis = (cupsd_listener_t *)cupsArrayNext(Listeners))
   {
-    if (lis->fd != -1)
+    if (lis->fd != -1
+#ifdef HAVE_SYSTEMD
+        && !lis->is_systemd
+#endif /* HAVE_SYSTEMD */
+        )
     {
 #ifdef WIN32
       closesocket(lis->fd);
--- scheduler/main.c.orig
+++ scheduler/main.c
@@ -26,6 +26,8 @@
  *   launchd_checkin()     - Check-in with launchd and collect the listening
  *                           fds.
  *   launchd_checkout()    - Update the launchd KeepAlive file as needed.
+ *   systemd_checkin()     - Check-in with systemd and collect the
+ *                           listening fds.
  *   parent_handler()      - Catch USR1/CHLD signals...
  *   process_children()    - Process all dead children...
  *   select_timeout()      - Calculate the select timeout value.
@@ -62,6 +64,10 @@
 #  endif /* !LAUNCH_JOBKEY_SERVICEIPC */
 #endif /* HAVE_LAUNCH_H */
 
+#ifdef HAVE_SYSTEMD
+#include <systemd/sd-daemon.h>
+#endif /* HAVE_SYSTEMD */
+
 #if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
 #  include <malloc.h>
 #endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
@@ -78,6 +84,9 @@
 static void		launchd_checkin(void);
 static void		launchd_checkout(void);
 #endif /* HAVE_LAUNCHD */
+#ifdef HAVE_SYSTEMD
+static void		systemd_checkin(void);
+#endif /* HAVE_SYSTEMD */
 static void		parent_handler(int sig);
 static void		process_children(void);
 static void		sigchld_handler(int sig);
@@ -519,6 +528,13 @@ main(int  argc,				/* I - Number of comm
   }
 #endif /* HAVE_LAUNCHD */
 
+#ifdef HAVE_SYSTEMD
+ /*
+  * If we were started by systemd get the listen sockets file descriptors...
+  */
+  systemd_checkin();
+#endif /* HAVE_SYSTEMD */
+
  /*
   * Startup the server...
   */
@@ -730,6 +746,15 @@ main(int  argc,				/* I - Number of comm
 	}
 #endif /* HAVE_LAUNCHD */
 
+#ifdef HAVE_SYSTEMD
+       /*
+	* If we were started by systemd get the listen sockets file
+	* descriptors...
+        */
+
+        systemd_checkin();
+#endif /* HAVE_SYSTEMD */
+
        /*
         * Startup the server...
         */
@@ -1535,6 +1560,147 @@ launchd_checkout(void)
 }
 #endif /* HAVE_LAUNCHD */
 
+#ifdef HAVE_SYSTEMD
+static void
+systemd_checkin(void)
+{
+  int n, fd;
+
+  n = sd_listen_fds(0);
+  if (n < 0)
+  {
+    cupsdLogMessage(CUPSD_LOG_ERROR,
+           "systemd_checkin: Failed to acquire sockets from systemd - %s",
+           strerror(-n));
+    exit(EXIT_FAILURE);
+    return;
+  }
+
+  if (n == 0)
+    return;
+
+  for (fd = SD_LISTEN_FDS_START; fd < SD_LISTEN_FDS_START + n; fd ++)
+  {
+    http_addr_t addr;
+    socklen_t addrlen = sizeof (addr);
+    int r;
+    cupsd_listener_t *lis;
+    char s[256];
+
+    r = sd_is_socket(fd, AF_UNSPEC, SOCK_STREAM, 1);
+    if (r < 0)
+    {
+      cupsdLogMessage(CUPSD_LOG_ERROR,
+             "systemd_checkin: Unable to verify socket type - %s",
+             strerror(-r));
+      continue;
+    }
+
+    if (!r)
+    {
+      cupsdLogMessage(CUPSD_LOG_ERROR,
+		      "Browsing=%d", Browsing);
+      cupsdLogMessage(CUPSD_LOG_ERROR,
+		      "BrowseLocalProtocols=%x", BrowseLocalProtocols);
+      cupsdLogMessage(CUPSD_LOG_ERROR,
+		      "BrowseRemoteProtocols=%x", BrowseRemoteProtocols);
+      cupsdLogMessage(CUPSD_LOG_ERROR,
+		      "BROWSE_CUPS=%x", BROWSE_CUPS);
+      if (Browsing &&
+	  ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_CUPS))
+      {
+	r = sd_is_socket(fd, AF_UNSPEC, SOCK_DGRAM, 0);
+	if (r < 0)
+	{
+	  cupsdLogMessage(CUPSD_LOG_ERROR,
+			  "systemd_checkin: Unable to verify socket type - %s",
+			  strerror(-r));
+	  continue;
+	}
+
+	if (r)
+	{
+	 /*
+	  * This is the browse socket.
+	  */
+
+	  char addrstr[256];
+	  if (getsockname(fd, (struct sockaddr*) &addr, &addrlen))
+	  {
+	    cupsdLogMessage(CUPSD_LOG_ERROR,
+			    "systemd_checkin: Unable to get local address - %s",
+			    strerror(errno));
+	    continue;
+	  }
+
+	  httpAddrString (&addr, addrstr, sizeof (addrstr));
+	  BrowseSocket = fd;
+	  BrowseSocketIsSystemd = 1;
+	  cupsdLogMessage(CUPSD_LOG_DEBUG,
+			  "systemd_checkin: Matched browse (port %d) with fd %d:%s...",
+			  BrowsePort, fd, addrstr);
+	  continue;
+	}
+
+      }
+      cupsdLogMessage(CUPSD_LOG_ERROR,
+             "systemd_checkin: Socket not of the right type");
+      continue;
+    }
+
+    if (getsockname(fd, (struct sockaddr*) &addr, &addrlen))
+    {
+      cupsdLogMessage(CUPSD_LOG_ERROR,
+             "systemd_checkin: Unable to get local address - %s",
+             strerror(errno));
+      continue;
+    }
+
+   /*
+    * Try to match the systemd socket address to one of the listeners...
+    */
+
+    for (lis = (cupsd_listener_t *)cupsArrayFirst(Listeners);
+       lis;
+       lis = (cupsd_listener_t *)cupsArrayNext(Listeners))
+      if (httpAddrEqual(&lis->address, &addr))
+	break;
+
+    if (lis)
+    {
+      cupsdLogMessage(CUPSD_LOG_DEBUG,
+                      "systemd_checkin: Matched existing listener %s with fd %d...",
+                      httpAddrString(&(lis->address), s, sizeof(s)), fd);
+    }
+    else
+    {
+      cupsdLogMessage(CUPSD_LOG_DEBUG,
+                      "systemd_checkin: Adding new listener %s with fd %d...",
+                      httpAddrString(&addr, s, sizeof(s)), fd);
+
+      if ((lis = calloc(1, sizeof(cupsd_listener_t))) == NULL)
+      {
+        cupsdLogMessage(CUPSD_LOG_ERROR,
+                        "systemd_checkin: Unable to allocate listener - "
+                        "%s.", strerror(errno));
+        exit(EXIT_FAILURE);
+      }
+
+      cupsArrayAdd(Listeners, lis);
+
+      memcpy(&lis->address, &addr, sizeof(lis->address));
+    }
+
+    lis->fd = fd;
+    lis->is_systemd = 1;
+
+#  ifdef HAVE_SSL
+    if (_httpAddrPort(&(lis->address)) == 443)
+      lis->encryption = HTTP_ENCRYPT_ALWAYS;
+#  endif /* HAVE_SSL */
+  }
+}
+#endif /* HAVE_SYSTEMD */
 
 /*
  * 'parent_handler()' - Catch USR1/CHLD signals...
--- scheduler/Makefile.orig
+++ scheduler/Makefile
@@ -379,7 +379,7 @@ cupsd:	$(CUPSDOBJS) $(LIBCUPSMIME) ../cu
 	$(CC) $(LDFLAGS) -o cupsd $(CUPSDOBJS) -L. -lcupsmime \
 		$(LIBZ) $(SSLLIBS) $(LIBSLP) $(LIBLDAP) $(PAMLIBS) \
 		$(LIBPAPER) $(LIBMALLOC) $(SERVERLIBS) $(DNSSDLIBS) $(LIBS) \
-		$(LIBGSSAPI) $(LIBWRAP)
+		$(LIBGSSAPI) $(LIBWRAP) $(SDLIBS)
 
 cupsd-static:	$(CUPSDOBJS) libcupsmime.a ../cups/$(LIBCUPSSTATIC)
 	echo Linking $@...
@@ -387,7 +387,7 @@ cupsd-static:	$(CUPSDOBJS) libcupsmime.a
 		$(LIBZ) $(SSLLIBS) $(LIBSLP) $(LIBLDAP) $(PAMLIBS) \
 		../cups/$(LIBCUPSSTATIC) $(COMMONLIBS) $(LIBZ) $(LIBPAPER) \
 		$(LIBMALLOC) $(SERVERLIBS) $(DNSSDLIBS) $(LIBGSSAPI) \
-		$(LIBWRAP)
+		$(LIBWRAP) $(SDLIBS)
 
 
 #

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File cups-0001-systemd-add-systemd-socket-activation-and-unit-files.patch of Package cups (Revision 9e3960a1641b8a70471097982b24cf85)

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