diff options
author | Michael Biebl <biebl@debian.org> | 2010-09-30 14:07:18 +0200 |
---|---|---|
committer | Michael Biebl <biebl@debian.org> | 2010-09-30 14:07:18 +0200 |
commit | 017fb92bd811ce1083504eafda4e2080d9520a31 (patch) | |
tree | 777a2a3627f64f6a0e2bea061c0e392af7437300 /plugins/imuxsock | |
parent | dea652279a335b6d83050e5f65c45dd762901022 (diff) | |
download | rsyslog-017fb92bd811ce1083504eafda4e2080d9520a31.tar.gz |
Imported Upstream version 5.7.0upstream/5.7.0
Diffstat (limited to 'plugins/imuxsock')
-rw-r--r-- | plugins/imuxsock/Makefile.am | 4 | ||||
-rw-r--r-- | plugins/imuxsock/Makefile.in | 77 | ||||
-rw-r--r-- | plugins/imuxsock/imuxsock.c | 216 |
3 files changed, 227 insertions, 70 deletions
diff --git a/plugins/imuxsock/Makefile.am b/plugins/imuxsock/Makefile.am index a2fe0ba..28f9f9e 100644 --- a/plugins/imuxsock/Makefile.am +++ b/plugins/imuxsock/Makefile.am @@ -1,6 +1,6 @@ pkglib_LTLIBRARIES = imuxsock.la imuxsock_la_SOURCES = imuxsock.c -imuxsock_la_CPPFLAGS = -I$(top_srcdir) $(PTHREADS_CFLAGS) $(RSRT_CFLAGS) +imuxsock_la_CPPFLAGS = -DSD_EXPORT_SYMBOLS -I$(top_srcdir) $(PTHREADS_CFLAGS) $(RSRT_CFLAGS) imuxsock_la_LDFLAGS = -module -avoid-version -imuxsock_la_LIBADD = +imuxsock_la_LIBADD = $(RSRT_LIBS) diff --git a/plugins/imuxsock/Makefile.in b/plugins/imuxsock/Makefile.in index b8305a6..7088341 100644 --- a/plugins/imuxsock/Makefile.in +++ b/plugins/imuxsock/Makefile.in @@ -38,10 +38,10 @@ subdir = plugins/imuxsock DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 am__aclocal_m4_deps = $(top_srcdir)/m4/atomic_operations.m4 \ + $(top_srcdir)/m4/atomic_operations_64bit.m4 \ $(top_srcdir)/m4/libtool.m4 $(top_srcdir)/m4/ltoptions.m4 \ $(top_srcdir)/m4/ltsugar.m4 $(top_srcdir)/m4/ltversion.m4 \ - $(top_srcdir)/m4/lt~obsolete.m4 $(top_srcdir)/m4/shave.m4 \ - $(top_srcdir)/configure.ac + $(top_srcdir)/m4/lt~obsolete.m4 $(top_srcdir)/configure.ac am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ $(ACLOCAL_M4) mkinstalldirs = $(install_sh) -d @@ -71,10 +71,14 @@ am__base_list = \ sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g' am__installdirs = "$(DESTDIR)$(pkglibdir)" LTLIBRARIES = $(pkglib_LTLIBRARIES) -imuxsock_la_DEPENDENCIES = +am__DEPENDENCIES_1 = +imuxsock_la_DEPENDENCIES = $(am__DEPENDENCIES_1) am_imuxsock_la_OBJECTS = imuxsock_la-imuxsock.lo imuxsock_la_OBJECTS = $(am_imuxsock_la_OBJECTS) -imuxsock_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ +AM_V_lt = $(am__v_lt_$(V)) +am__v_lt_ = $(am__v_lt_$(AM_DEFAULT_VERBOSITY)) +am__v_lt_0 = --silent +imuxsock_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \ $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ $(imuxsock_la_LDFLAGS) $(LDFLAGS) -o $@ DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir) @@ -83,13 +87,26 @@ am__depfiles_maybe = depfiles am__mv = mv -f COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ - --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \ - $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +LTCOMPILE = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) \ + $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \ + $(AM_CFLAGS) $(CFLAGS) +AM_V_CC = $(am__v_CC_$(V)) +am__v_CC_ = $(am__v_CC_$(AM_DEFAULT_VERBOSITY)) +am__v_CC_0 = @echo " CC " $@; +AM_V_at = $(am__v_at_$(V)) +am__v_at_ = $(am__v_at_$(AM_DEFAULT_VERBOSITY)) +am__v_at_0 = @ CCLD = $(CC) -LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ - --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \ - $(LDFLAGS) -o $@ +LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ + $(AM_LDFLAGS) $(LDFLAGS) -o $@ +AM_V_CCLD = $(am__v_CCLD_$(V)) +am__v_CCLD_ = $(am__v_CCLD_$(AM_DEFAULT_VERBOSITY)) +am__v_CCLD_0 = @echo " CCLD " $@; +AM_V_GEN = $(am__v_GEN_$(V)) +am__v_GEN_ = $(am__v_GEN_$(AM_DEFAULT_VERBOSITY)) +am__v_GEN_0 = @echo " GEN " $@; SOURCES = $(imuxsock_la_SOURCES) DIST_SOURCES = $(imuxsock_la_SOURCES) ETAGS = etags @@ -97,7 +114,7 @@ CTAGS = ctags DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) ACLOCAL = @ACLOCAL@ AMTAR = @AMTAR@ -AM_MAKEFLAGS = @AM_MAKEFLAGS@ +AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@ AR = @AR@ AUTOCONF = @AUTOCONF@ AUTOHEADER = @AUTOHEADER@ @@ -108,7 +125,6 @@ CCDEPMODE = @CCDEPMODE@ CFLAGS = @CFLAGS@ CPP = @CPP@ CPPFLAGS = @CPPFLAGS@ -CXX = @CXX@ CYGPATH_W = @CYGPATH_W@ DEFS = @DEFS@ DEPDIR = @DEPDIR@ @@ -120,8 +136,6 @@ ECHO_N = @ECHO_N@ ECHO_T = @ECHO_T@ EGREP = @EGREP@ EXEEXT = @EXEEXT@ -F77 = @F77@ -FC = @FC@ FGREP = @FGREP@ GNUTLS_CFLAGS = @GNUTLS_CFLAGS@ GNUTLS_LIBS = @GNUTLS_LIBS@ @@ -148,14 +162,12 @@ LIBTOOL = @LIBTOOL@ LIPO = @LIPO@ LN_S = @LN_S@ LTLIBOBJS = @LTLIBOBJS@ -MAKEFLAGS = @MAKEFLAGS@ MAKEINFO = @MAKEINFO@ MKDIR_P = @MKDIR_P@ MYSQL_CFLAGS = @MYSQL_CFLAGS@ MYSQL_LIBS = @MYSQL_LIBS@ NM = @NM@ NMEDIT = @NMEDIT@ -OBJC = @OBJC@ OBJDUMP = @OBJDUMP@ OBJEXT = @OBJEXT@ ORACLE_CFLAGS = @ORACLE_CFLAGS@ @@ -175,7 +187,6 @@ PGSQL_LIBS = @PGSQL_LIBS@ PKG_CONFIG = @PKG_CONFIG@ PTHREADS_CFLAGS = @PTHREADS_CFLAGS@ PTHREADS_LIBS = @PTHREADS_LIBS@ -Q = @Q@ RANLIB = @RANLIB@ RELP_CFLAGS = @RELP_CFLAGS@ RELP_LIBS = @RELP_LIBS@ @@ -189,7 +200,8 @@ SNMP_CFLAGS = @SNMP_CFLAGS@ SNMP_LIBS = @SNMP_LIBS@ SOL_LIBS = @SOL_LIBS@ STRIP = @STRIP@ -V = @V@ +UDPSPOOF_CFLAGS = @UDPSPOOF_CFLAGS@ +UDPSPOOF_LIBS = @UDPSPOOF_LIBS@ VERSION = @VERSION@ ZLIB_LIBS = @ZLIB_LIBS@ abs_builddir = @abs_builddir@ @@ -239,7 +251,6 @@ program_transform_name = @program_transform_name@ psdir = @psdir@ sbindir = @sbindir@ sharedstatedir = @sharedstatedir@ -shavedir = @shavedir@ srcdir = @srcdir@ sysconfdir = @sysconfdir@ target_alias = @target_alias@ @@ -248,9 +259,9 @@ top_builddir = @top_builddir@ top_srcdir = @top_srcdir@ pkglib_LTLIBRARIES = imuxsock.la imuxsock_la_SOURCES = imuxsock.c -imuxsock_la_CPPFLAGS = -I$(top_srcdir) $(PTHREADS_CFLAGS) $(RSRT_CFLAGS) +imuxsock_la_CPPFLAGS = -DSD_EXPORT_SYMBOLS -I$(top_srcdir) $(PTHREADS_CFLAGS) $(RSRT_CFLAGS) imuxsock_la_LDFLAGS = -module -avoid-version -imuxsock_la_LIBADD = +imuxsock_la_LIBADD = $(RSRT_LIBS) all: all-am .SUFFIXES: @@ -317,7 +328,7 @@ clean-pkglibLTLIBRARIES: rm -f "$${dir}/so_locations"; \ done imuxsock.la: $(imuxsock_la_OBJECTS) $(imuxsock_la_DEPENDENCIES) - $(imuxsock_la_LINK) -rpath $(pkglibdir) $(imuxsock_la_OBJECTS) $(imuxsock_la_LIBADD) $(LIBS) + $(AM_V_CCLD)$(imuxsock_la_LINK) -rpath $(pkglibdir) $(imuxsock_la_OBJECTS) $(imuxsock_la_LIBADD) $(LIBS) mostlyclean-compile: -rm -f *.$(OBJEXT) @@ -328,32 +339,36 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/imuxsock_la-imuxsock.Plo@am__quote@ .c.o: -@am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< -@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@am__fastdepCC_TRUE@ $(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< +@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(COMPILE) -c $< .c.obj: -@am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'` -@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@am__fastdepCC_TRUE@ $(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'` +@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po +@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(COMPILE) -c `$(CYGPATH_W) '$<'` .c.lo: -@am__fastdepCC_TRUE@ $(LTCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< -@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo +@am__fastdepCC_TRUE@ $(AM_V_CC)$(LTCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $< +@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo +@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ @am__fastdepCC_FALSE@ $(LTCOMPILE) -c -o $@ $< imuxsock_la-imuxsock.lo: imuxsock.c -@am__fastdepCC_TRUE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(imuxsock_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT imuxsock_la-imuxsock.lo -MD -MP -MF $(DEPDIR)/imuxsock_la-imuxsock.Tpo -c -o imuxsock_la-imuxsock.lo `test -f 'imuxsock.c' || echo '$(srcdir)/'`imuxsock.c -@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/imuxsock_la-imuxsock.Tpo $(DEPDIR)/imuxsock_la-imuxsock.Plo +@am__fastdepCC_TRUE@ $(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(imuxsock_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT imuxsock_la-imuxsock.lo -MD -MP -MF $(DEPDIR)/imuxsock_la-imuxsock.Tpo -c -o imuxsock_la-imuxsock.lo `test -f 'imuxsock.c' || echo '$(srcdir)/'`imuxsock.c +@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/imuxsock_la-imuxsock.Tpo $(DEPDIR)/imuxsock_la-imuxsock.Plo +@am__fastdepCC_FALSE@ $(AM_V_CC) @AM_BACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ source='imuxsock.c' object='imuxsock_la-imuxsock.lo' libtool=yes @AMDEPBACKSLASH@ @AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@ -@am__fastdepCC_FALSE@ $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(imuxsock_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o imuxsock_la-imuxsock.lo `test -f 'imuxsock.c' || echo '$(srcdir)/'`imuxsock.c +@am__fastdepCC_FALSE@ $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(imuxsock_la_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o imuxsock_la-imuxsock.lo `test -f 'imuxsock.c' || echo '$(srcdir)/'`imuxsock.c mostlyclean-libtool: -rm -f *.lo diff --git a/plugins/imuxsock/imuxsock.c b/plugins/imuxsock/imuxsock.c index 5567a40..d976c67 100644 --- a/plugins/imuxsock/imuxsock.c +++ b/plugins/imuxsock/imuxsock.c @@ -6,7 +6,7 @@ * * File begun on 2007-12-20 by RGerhards (extracted from syslogd.c) * - * Copyright 2007 Rainer Gerhards and Adiscon GmbH. + * Copyright 2007-2009 Rainer Gerhards and Adiscon GmbH. * * This file is part of rsyslog. * @@ -45,6 +45,10 @@ #include "glbl.h" #include "msg.h" #include "prop.h" +#include "debug.h" +#include "unlimited_select.h" +#include "sd-daemon.h" +#include "statsobj.h" MODULE_TYPE_INPUT @@ -69,16 +73,22 @@ DEF_IMOD_STATIC_DATA DEFobjCurrIf(errmsg) DEFobjCurrIf(glbl) DEFobjCurrIf(prop) +DEFobjCurrIf(statsobj) -static prop_t *pInputName = NULL; /* our inputName currently is always "imuxsock", and this will hold it */ -static int startIndexUxLocalSockets; /* process funix from that index on (used to +statsobj_t *modStats; +STATSCOUNTER_DEF(ctrSubmit, mutCtrSubmit) + +static prop_t *pLocalHostIP = NULL; /* there is only one global IP for all internally-generated messages */ +static prop_t *pInputName = NULL; /* our inputName currently is always "imudp", and this will hold it */ +static int startIndexUxLocalSockets; /* process funix from that index on (used to * suppress local logging. rgerhards 2005-08-01 * read-only after startup */ static int funixParseHost[MAXFUNIX] = { 0, }; /* should parser parse host name? read-only after startup */ static int funixFlags[MAXFUNIX] = { IGNDATE, }; /* should parser parse host name? read-only after startup */ +static int funixCreateSockPath[MAXFUNIX] = { 0, }; /* auto-creation of socket directory? */ static uchar *funixn[MAXFUNIX] = { (uchar*) _PATH_LOG }; /* read-only after startup */ -static uchar *funixHName[MAXFUNIX] = { NULL, }; /* host-name override - if set, use this instead of actual name */ +static prop_t *funixHName[MAXFUNIX] = { NULL, }; /* host-name override - if set, use this instead of actual name */ static int funixFlowCtl[MAXFUNIX] = { eFLOWCTL_NO_DELAY, }; /* flow control settings for this socket */ static int funix[MAXFUNIX] = { -1, }; /* read-only after startup */ static int nfunix = 1; /* number of Unix sockets open / read-only after startup */ @@ -89,6 +99,8 @@ static uchar *pLogSockName = NULL; static uchar *pLogHostName = NULL; /* host name to use with this socket */ static int bUseFlowCtl = 0; /* use flow control or not (if yes, only LIGHT is used! */ static int bIgnoreTimestamp = 1; /* ignore timestamps present in the incoming message? */ +#define DFLT_bCreateSockPath 0 +static int bCreateSockPath = DFLT_bCreateSockPath; /* auto-create socket path? */ /* set the timestamp ignore / not ignore option for the system @@ -119,29 +131,41 @@ static rsRetVal setSystemLogFlowControl(void __attribute__((unused)) *pVal, int * rgerhards, 2007-12-20 * added capability to specify hostname for socket -- rgerhards, 2008-08-01 */ -static rsRetVal addLstnSocketName(void __attribute__((unused)) *pVal, uchar *pNewVal) +static rsRetVal +addLstnSocketName(void __attribute__((unused)) *pVal, uchar *pNewVal) { + DEFiRet; + if(nfunix < MAXFUNIX) { if(*pNewVal == ':') { funixParseHost[nfunix] = 1; - } - else { + } else { funixParseHost[nfunix] = 0; } - funixHName[nfunix] = pLogHostName; - pLogHostName = NULL; /* re-init for next, not freed because funixHName[] now owns it */ + CHKiRet(prop.Construct(&(funixHName[nfunix]))); + if(pLogHostName == NULL) { + CHKiRet(prop.SetString(funixHName[nfunix], glbl.GetLocalHostName(), ustrlen(glbl.GetLocalHostName()))); + } else { + CHKiRet(prop.SetString(funixHName[nfunix], pLogHostName, ustrlen(pLogHostName))); + /* reset hostname for next socket */ + free(pLogHostName); + pLogHostName = NULL; + } + CHKiRet(prop.ConstructFinalize(funixHName[nfunix])); funixFlowCtl[nfunix] = bUseFlowCtl ? eFLOWCTL_LIGHT_DELAY : eFLOWCTL_NO_DELAY; funixFlags[nfunix] = bIgnoreTimestamp ? IGNDATE : NOFLAG; + funixCreateSockPath[nfunix] = bCreateSockPath; funixn[nfunix++] = pNewVal; - } - else { + } else { errmsg.LogError(0, NO_ERRCODE, "Out of unix socket name descriptors, ignoring %s\n", pNewVal); } - return RS_RET_OK; +finalize_it: + RETiRet; } + /* free the funixn[] socket names - needed as cleanup on several places * note that nfunix is NOT reset! funixn[0] is never freed, as it comes from * the constant memory pool - and if not, it is freeed via some other pointer. @@ -156,16 +180,15 @@ static rsRetVal discardFunixn(void) funixn[i] = NULL; } if(funixHName[i] != NULL) { - free(funixHName[i]); - funixHName[i] = NULL; + prop.Destruct(&(funixHName[i])); } } - + return RS_RET_OK; } -static int create_unix_socket(const char *path) +static int create_unix_socket(const char *path, int bCreatePath) { struct sockaddr_un sunx; int fd; @@ -173,10 +196,47 @@ static int create_unix_socket(const char *path) if (path[0] == '\0') return -1; + if (strcmp(path, _PATH_LOG) == 0) { + int r; + + /* Check whether an FD was passed in from systemd. If + * so, it's the /dev/log socket, so use it. */ + + r = sd_listen_fds(0); + if (r < 0) { + errmsg.LogError(-r, NO_ERRCODE, "Failed to acquire systemd socket"); + return -1; + } + + if (r > 1) { + errmsg.LogError(EINVAL, NO_ERRCODE, "Wrong number of systemd sockets passed"); + return -1; + } + + if (r == 1) { + fd = SD_LISTEN_FDS_START; + r = sd_is_socket_unix(fd, SOCK_DGRAM, -1, _PATH_LOG, 0); + if (r < 0) { + errmsg.LogError(-r, NO_ERRCODE, "Failed to verify systemd socket type"); + return -1; + } + + if (!r) { + errmsg.LogError(EINVAL, NO_ERRCODE, "Passed systemd socket of wrong type"); + return -1; + } + + return fd; + } + } + unlink(path); memset(&sunx, 0, sizeof(sunx)); sunx.sun_family = AF_UNIX; + if(bCreatePath) { + makeFileParentDirs((uchar*)path, strlen(path), 0755, -1, -1, 0); + } (void) strncpy(sunx.sun_path, path, sizeof(sunx.sun_path)); fd = socket(AF_UNIX, SOCK_DGRAM, 0); if (fd < 0 || bind(fd, (struct sockaddr *) &sunx, SUN_LEN(&sunx)) < 0 || @@ -190,6 +250,36 @@ static int create_unix_socket(const char *path) } +/* submit received message to the queue engine + */ +static inline rsRetVal +SubmitMsg(uchar *pRcv, int lenRcv, int iSock) +{ + msg_t *pMsg; + DEFiRet; + + /* we now create our own message object and submit it to the queue */ + CHKiRet(msgConstruct(&pMsg)); + MsgSetRawMsg(pMsg, (char*)pRcv, lenRcv); + MsgSetInputName(pMsg, pInputName); + MsgSetFlowControlType(pMsg, funixFlowCtl[iSock]); + + if(funixParseHost[iSock]) { + pMsg->msgFlags = funixFlags[iSock] | NEEDS_PARSING | PARSE_HOSTNAME; + } else { + pMsg->msgFlags = funixFlags[iSock] | NEEDS_PARSING; + } + + MsgSetRcvFrom(pMsg, funixHName[iSock]); + CHKiRet(MsgSetRcvFromIP(pMsg, pLocalHostIP)); + CHKiRet(submitMsg(pMsg)); + + STATSCOUNTER_INC(ctrSubmit, mutCtrSubmit); +finalize_it: + RETiRet; +} + + /* This function receives data from a socket indicated to be ready * to receive and submits the message received for processing. * rgerhards, 2007-12-20 @@ -218,16 +308,13 @@ static rsRetVal readSocket(int fd, int iSock) if((size_t) iMaxLine < sizeof(bufRcv) - 1) { pRcv = bufRcv; } else { - CHKmalloc(pRcv = (uchar*) malloc(sizeof(uchar) * (iMaxLine + 1))); + CHKmalloc(pRcv = (uchar*) MALLOC(sizeof(uchar) * (iMaxLine + 1))); } iRcvd = recv(fd, pRcv, iMaxLine, 0); dbgprintf("Message from UNIX socket: #%d\n", fd); if (iRcvd > 0) { - parseAndSubmitMessage(funixHName[iSock] == NULL ? glbl.GetLocalHostName() : funixHName[iSock], - (uchar*)"127.0.0.1", pRcv, - iRcvd, funixParseHost[iSock] ? (funixFlags[iSock] | PARSE_HOSTNAME) : funixFlags[iSock], - funixFlowCtl[iSock], pInputName, NULL, 0); + CHKiRet(SubmitMsg(pRcv, iRcvd, iSock)); } else if (iRcvd < 0 && errno != EINTR) { char errStr[1024]; rs_strerror_r(errno, errStr, sizeof(errStr)); @@ -249,7 +336,13 @@ BEGINrunInput int nfds; int i; int fd; - fd_set readfds; +#ifdef USE_UNLIMITED_SELECT + fd_set *pReadfds = malloc(glbl.GetFdSetSize()); +#else + fd_set readfds; + fd_set *pReadfds = &readfds; +#endif + CODESTARTrunInput /* this is an endless loop - it is terminated when the thread is * signalled to do so. This, however, is handled by the framework, @@ -263,11 +356,11 @@ CODESTARTrunInput * is given without -a, we do not need to listen at all.. */ maxfds = 0; - FD_ZERO (&readfds); + FD_ZERO (pReadfds); /* Copy master connections */ for (i = startIndexUxLocalSockets; i < nfunix; i++) { if (funix[i] != -1) { - FD_SET(funix[i], &readfds); + FD_SET(funix[i], pReadfds); if (funix[i]>maxfds) maxfds=funix[i]; } } @@ -275,22 +368,28 @@ CODESTARTrunInput if(Debug) { dbgprintf("--------imuxsock calling select, active file descriptors (max %d): ", maxfds); for (nfds= 0; nfds <= maxfds; ++nfds) - if ( FD_ISSET(nfds, &readfds) ) + if ( FD_ISSET(nfds, pReadfds) ) dbgprintf("%d ", nfds); dbgprintf("\n"); } /* wait for io to become ready */ - nfds = select(maxfds+1, (fd_set *) &readfds, NULL, NULL, NULL); + nfds = select(maxfds+1, (fd_set *) pReadfds, NULL, NULL, NULL); + if(glbl.GetGlobalInputTermState() == 1) + break; /* terminate input! */ for (i = 0; i < nfunix && nfds > 0; i++) { - if ((fd = funix[i]) != -1 && FD_ISSET(fd, &readfds)) { + if(glbl.GetGlobalInputTermState() == 1) + ABORT_FINALIZE(RS_RET_FORCE_TERM); /* terminate input! */ + if ((fd = funix[i]) != -1 && FD_ISSET(fd, pReadfds)) { readSocket(fd, i); --nfds; /* indicate we have processed one */ } } } +finalize_it: + freeFdSet(pReadfds); RETiRet; ENDrunInput @@ -300,13 +399,22 @@ CODESTARTwillRun register int i; /* first apply some config settings */ - startIndexUxLocalSockets = bOmitLocalLogging ? 1 : 0; +# ifdef OS_SOLARIS + /* under solaris, we must NEVER process the local log socket, because + * it is implemented there differently. If we used it, we would actually + * delete it and render the system partly unusable. So don't do that. + * rgerhards, 2010-03-26 + */ + startIndexUxLocalSockets = 1; +# else + startIndexUxLocalSockets = bOmitLocalLogging ? 1 : 0; +# endif if(pLogSockName != NULL) funixn[0] = pLogSockName; /* initialize and return if will run or not */ for (i = startIndexUxLocalSockets ; i < nfunix ; i++) { - if ((funix[i] = create_unix_socket((char*) funixn[i])) != -1) + if ((funix[i] = create_unix_socket((char*) funixn[i], funixCreateSockPath[i])) != -1) dbgprintf("Opened UNIX socket '%s' (fd %d).\n", funixn[i], funix[i]); } @@ -324,20 +432,22 @@ CODESTARTafterRun int i; /* do cleanup here */ /* Close the UNIX sockets. */ - for (i = 0; i < nfunix; i++) + for (i = 0; i < nfunix; i++) if (funix[i] != -1) close(funix[i]); - /* Clean-up files. */ - for (i = 0; i < nfunix; i++) + /* Clean-up files. If systemd passed us a socket it is + * systemd's job to clean it up.*/ + if (sd_listen_fds(0) > 0) + i = 1; + else + i = startIndexUxLocalSockets; + for(; i < nfunix; i++) if (funixn[i] && funix[i] != -1) unlink((char*) funixn[i]); /* free no longer needed string */ - if(pLogSockName != NULL) - free(pLogSockName); - if(pLogHostName != NULL) { - free(pLogHostName); - } + free(pLogSockName); + free(pLogHostName); discardFunixn(); nfunix = 1; @@ -349,15 +459,26 @@ ENDafterRun BEGINmodExit CODESTARTmodExit + statsobj.Destruct(&modStats); + objRelease(glbl, CORE_COMPONENT); objRelease(errmsg, CORE_COMPONENT); objRelease(prop, CORE_COMPONENT); + objRelease(statsobj, CORE_COMPONENT); ENDmodExit +BEGINisCompatibleWithFeature +CODESTARTisCompatibleWithFeature + if(eFeat == sFEATURENonCancelInputTermination) + iRet = RS_RET_OK; +ENDisCompatibleWithFeature + + BEGINqueryEtryPt CODESTARTqueryEtryPt CODEqueryEtryPt_STD_IMOD_QUERIES +CODEqueryEtryPt_IsCompatibleWithFeature_IF_OMOD_QUERIES ENDqueryEtryPt static rsRetVal resetConfigVariables(uchar __attribute__((unused)) *pp, void __attribute__((unused)) *pVal) @@ -376,6 +497,7 @@ static rsRetVal resetConfigVariables(uchar __attribute__((unused)) *pp, void __a nfunix = 1; bIgnoreTimestamp = 1; bUseFlowCtl = 0; + bCreateSockPath = DFLT_bCreateSockPath; return RS_RET_OK; } @@ -389,6 +511,7 @@ CODEmodInit_QueryRegCFSLineHdlr CHKiRet(objUse(errmsg, CORE_COMPONENT)); CHKiRet(objUse(glbl, CORE_COMPONENT)); CHKiRet(objUse(prop, CORE_COMPONENT)); + CHKiRet(objUse(statsobj, CORE_COMPONENT)); dbgprintf("imuxsock version %s initializing\n", PACKAGE_VERSION); @@ -398,6 +521,15 @@ CODEmodInit_QueryRegCFSLineHdlr funix[i] = -1; } + CHKiRet(prop.Construct(&pLocalHostIP)); + CHKiRet(prop.SetString(pLocalHostIP, UCHAR_CONSTANT("127.0.0.1"), sizeof("127.0.0.1") - 1)); + CHKiRet(prop.ConstructFinalize(pLocalHostIP)); + + /* now init listen socket zero, the local log socket */ + CHKiRet(prop.Construct(&(funixHName[0]))); + CHKiRet(prop.SetString(funixHName[0], glbl.GetLocalHostName(), ustrlen(glbl.GetLocalHostName()))); + CHKiRet(prop.ConstructFinalize(funixHName[0])); + /* register config file handlers */ CHKiRet(omsdRegCFSLineHdlr((uchar *)"omitlocallogging", 0, eCmdHdlrBinary, NULL, &bOmitLocalLogging, STD_LOADABLE_MODULE_ID)); @@ -409,6 +541,8 @@ CODEmodInit_QueryRegCFSLineHdlr NULL, &pLogHostName, STD_LOADABLE_MODULE_ID)); CHKiRet(omsdRegCFSLineHdlr((uchar *)"inputunixlistensocketflowcontrol", 0, eCmdHdlrBinary, NULL, &bUseFlowCtl, STD_LOADABLE_MODULE_ID)); + CHKiRet(omsdRegCFSLineHdlr((uchar *)"inputunixlistensocketcreatepath", 0, eCmdHdlrBinary, + NULL, &bCreateSockPath, STD_LOADABLE_MODULE_ID)); CHKiRet(omsdRegCFSLineHdlr((uchar *)"addunixlistensocket", 0, eCmdHdlrGetWord, addLstnSocketName, NULL, STD_LOADABLE_MODULE_ID)); CHKiRet(omsdRegCFSLineHdlr((uchar *)"resetconfigvariables", 1, eCmdHdlrCustomHandler, @@ -423,6 +557,14 @@ CODEmodInit_QueryRegCFSLineHdlr setSystemLogTimestampIgnore, NULL, STD_LOADABLE_MODULE_ID)); CHKiRet(omsdRegCFSLineHdlr((uchar *)"systemlogsocketflowcontrol", 0, eCmdHdlrBinary, setSystemLogFlowControl, NULL, STD_LOADABLE_MODULE_ID)); + + /* support statistics gathering */ + CHKiRet(statsobj.Construct(&modStats)); + CHKiRet(statsobj.SetName(modStats, UCHAR_CONSTANT("imuxsock"))); + CHKiRet(statsobj.AddCounter(modStats, UCHAR_CONSTANT("submitted"), + ctrType_IntCtr, &ctrSubmit)); + CHKiRet(statsobj.ConstructFinalize(modStats)); + ENDmodInit /* vim:set ai: */ |