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cups
cups-0001-systemd-add-systemd-socket-activation...
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File cups-0001-systemd-add-systemd-socket-activation-and-unit-files.patch of Package cups
--- 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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