summaryrefslogtreecommitdiffstats
path: root/abs/extra/cups/cups-systemd-socket.patch
blob: cfbe93354405dfd42f5f6093b8ada3cfe10aefda (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
diff -up cups-1.7rc1/config.h.in.systemd-socket cups-1.7rc1/config.h.in
--- cups-1.7rc1/config.h.in.systemd-socket	2013-05-29 13:51:34.000000000 +0200
+++ cups-1.7rc1/config.h.in	2013-07-12 11:16:53.257546263 +0200
@@ -451,6 +451,13 @@
 
 
 /*
+ * Do we have systemd support?
+ */
+
+#undef HAVE_SYSTEMD
+
+
+/*
  * Various scripting languages...
  */
 
diff -up cups-1.7rc1/config-scripts/cups-systemd.m4.systemd-socket cups-1.7rc1/config-scripts/cups-systemd.m4
--- cups-1.7rc1/config-scripts/cups-systemd.m4.systemd-socket	2013-07-12 11:16:53.257546263 +0200
+++ cups-1.7rc1/config-scripts/cups-systemd.m4	2013-07-12 11:16:53.257546263 +0200
@@ -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
diff -up cups-1.7rc1/configure.in.systemd-socket cups-1.7rc1/configure.in
--- cups-1.7rc1/configure.in.systemd-socket	2013-07-08 23:15:13.000000000 +0200
+++ cups-1.7rc1/configure.in	2013-07-12 11:16:53.257546263 +0200
@@ -33,6 +33,7 @@ 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-scripting.m4)
 
@@ -67,6 +68,9 @@ 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-cups-files-conf.html
 	  doc/help/ref-cupsd-conf.html
diff -up cups-1.7rc1/cups/usersys.c.systemd-socket cups-1.7rc1/cups/usersys.c
--- cups-1.7rc1/cups/usersys.c.systemd-socket	2013-07-10 16:08:39.000000000 +0200
+++ cups-1.7rc1/cups/usersys.c	2013-07-12 11:16:53.258546249 +0200
@@ -1046,7 +1046,7 @@ 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 */
diff -up cups-1.7rc1/data/cups.path.in.systemd-socket cups-1.7rc1/data/cups.path.in
--- cups-1.7rc1/data/cups.path.in.systemd-socket	2013-07-12 11:16:53.258546249 +0200
+++ cups-1.7rc1/data/cups.path.in	2013-07-12 11:16:53.258546249 +0200
@@ -0,0 +1,8 @@
+[Unit]
+Description=CUPS Printer Service Spool
+
+[Path]
+PathExistsGlob=@CUPS_REQUESTS@/d*
+
+[Install]
+WantedBy=multi-user.target
diff -up cups-1.7rc1/data/cups.service.in.systemd-socket cups-1.7rc1/data/cups.service.in
--- cups-1.7rc1/data/cups.service.in.systemd-socket	2013-07-12 11:16:53.258546249 +0200
+++ cups-1.7rc1/data/cups.service.in	2013-07-12 11:16:53.258546249 +0200
@@ -0,0 +1,10 @@
+[Unit]
+Description=CUPS Printing Service
+
+[Service]
+ExecStart=@sbindir@/cupsd -f
+PrivateTmp=true
+
+[Install]
+Also=cups.socket cups.path
+WantedBy=printer.target
diff -up cups-1.7rc1/data/cups.socket.in.systemd-socket cups-1.7rc1/data/cups.socket.in
--- cups-1.7rc1/data/cups.socket.in.systemd-socket	2013-07-12 11:16:53.259546235 +0200
+++ cups-1.7rc1/data/cups.socket.in	2013-07-12 11:16:53.259546235 +0200
@@ -0,0 +1,8 @@
+[Unit]
+Description=CUPS Printing Service Sockets
+
+[Socket]
+ListenStream=@CUPS_DEFAULT_DOMAINSOCKET@
+
+[Install]
+WantedBy=sockets.target
diff -up cups-1.7rc1/data/Makefile.systemd-socket cups-1.7rc1/data/Makefile
--- cups-1.7rc1/data/Makefile.systemd-socket	2013-05-29 13:51:34.000000000 +0200
+++ cups-1.7rc1/data/Makefile	2013-07-12 11:16:53.259546235 +0200
@@ -100,6 +100,12 @@ 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
 
 
 #
@@ -143,6 +149,9 @@ uninstall:
 	-$(RMDIR) $(DATADIR)/data
 	-$(RMDIR) $(DATADIR)/banners
 	-$(RMDIR) $(DATADIR)
+	for file in $(SYSTEMD_UNITS); do \
+		$(RM) $(SYSTEMDUNITDIR)/$$file; \
+	done
 
 
 #
diff -up cups-1.7rc1/Makedefs.in.systemd-socket cups-1.7rc1/Makedefs.in
--- cups-1.7rc1/Makedefs.in.systemd-socket	2013-07-12 11:16:53.246546416 +0200
+++ cups-1.7rc1/Makedefs.in	2013-07-12 11:17:49.327768742 +0200
@@ -134,6 +134,7 @@ 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)
@@ -141,6 +142,7 @@ DNSSDLIBS	=	@DNSSDLIBS@
 IPPFIND_BIN	=	@IPPFIND_BIN@
 IPPFIND_MAN	=	@IPPFIND_MAN@
 LAUNCHDLIBS	=	@LAUNCHDLIBS@
+SDLIBS		=	@SDLIBS@
 LDFLAGS		=	-L../cgi-bin -L../cups -L../filter -L../ppdc \
 			-L../scheduler @LDARCHFLAGS@ \
 			@LDFLAGS@ @RELROFLAGS@ @PIEFLAGS@ $(OPTIM)
@@ -231,6 +233,7 @@ PAMFILE		=	@PAMFILE@
 
 DEFAULT_LAUNCHD_CONF =	@DEFAULT_LAUNCHD_CONF@
 DBUSDIR		=	@DBUSDIR@
+SYSTEMDUNITDIR  =       $(BUILDROOT)@systemdsystemunitdir@
 
 
 #
diff -up cups-1.7rc1/scheduler/client.h.systemd-socket cups-1.7rc1/scheduler/client.h
--- cups-1.7rc1/scheduler/client.h.systemd-socket	2013-05-29 13:51:34.000000000 +0200
+++ cups-1.7rc1/scheduler/client.h	2013-07-12 11:16:53.260546222 +0200
@@ -77,6 +77,9 @@ 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;
 
 
diff -up cups-1.7rc1/scheduler/listen.c.systemd-socket cups-1.7rc1/scheduler/listen.c
--- cups-1.7rc1/scheduler/listen.c.systemd-socket	2013-05-29 13:51:34.000000000 +0200
+++ cups-1.7rc1/scheduler/listen.c	2013-07-12 11:16:53.260546222 +0200
@@ -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);
diff -up cups-1.7rc1/scheduler/main.c.systemd-socket cups-1.7rc1/scheduler/main.c
--- cups-1.7rc1/scheduler/main.c.systemd-socket	2013-07-12 11:16:53.212546887 +0200
+++ cups-1.7rc1/scheduler/main.c	2013-07-12 11:16:53.261546208 +0200
@@ -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 */
@@ -83,6 +89,9 @@
 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);
@@ -574,6 +583,13 @@ 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...
   */
@@ -762,6 +778,15 @@ 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...
         */
@@ -1511,6 +1536,102 @@ 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,
+             "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...
diff -up cups-1.7rc1/scheduler/Makefile.systemd-socket cups-1.7rc1/scheduler/Makefile
--- cups-1.7rc1/scheduler/Makefile.systemd-socket	2013-05-29 13:51:34.000000000 +0200
+++ cups-1.7rc1/scheduler/Makefile	2013-07-12 11:16:53.261546208 +0200
@@ -381,7 +381,7 @@ 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 $@...
@@ -389,7 +389,7 @@ cupsd-static:	$(CUPSDOBJS) libcupsmime.a
 		$(LIBZ) $(SSLLIBS) $(LIBSLP) $(LIBLDAP) $(PAMLIBS) \
 		../cups/$(LIBCUPSSTATIC) $(COMMONLIBS) $(LIBZ) $(LIBPAPER) \
 		$(LIBMALLOC) $(SERVERLIBS) $(DNSSDLIBS) $(LIBGSSAPI) \
-		$(LIBWRAP)
+		$(LIBWRAP)  $(SDLIBS)
 
 tls.o:	tls-darwin.c tls-gnutls.c tls-openssl.c