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-rw-r--r--tools/Makefile.am1
-rw-r--r--tools/Makefile.in31
-rw-r--r--tools/gethostn.c27
-rw-r--r--tools/iminternal.c27
-rw-r--r--tools/iminternal.h27
-rw-r--r--tools/logctl.c27
-rw-r--r--tools/pmrfc3164.c29
-rw-r--r--tools/pmrfc3164.h27
-rw-r--r--tools/pmrfc5424.c29
-rw-r--r--tools/pmrfc5424.h29
-rw-r--r--tools/rsyslogd.c1328
-rw-r--r--tools/smfile.c29
-rw-r--r--tools/smfile.h29
-rw-r--r--tools/smfwd.c29
-rw-r--r--tools/smfwd.h29
-rw-r--r--tools/smtradfile.c29
-rw-r--r--tools/smtradfile.h29
-rw-r--r--tools/smtradfwd.c29
-rw-r--r--tools/smtradfwd.h29
-rw-r--r--tools/syslogd.c1624
20 files changed, 1654 insertions, 1784 deletions
diff --git a/tools/Makefile.am b/tools/Makefile.am
index 8f30a2c..253cd5f 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -7,6 +7,7 @@ man_MANS = rsyslogd.8 rsyslog.conf.5
sbin_PROGRAMS += rsyslogd
rsyslogd_SOURCES = \
syslogd.c \
+ rsyslogd.c \
syslogd.h \
omshell.c \
omshell.h \
diff --git a/tools/Makefile.in b/tools/Makefile.in
index a2693d8..54bb6ba 100644
--- a/tools/Makefile.in
+++ b/tools/Makefile.in
@@ -142,13 +142,14 @@ am__rsyslog_diag_hostname_SOURCES_DIST = gethostn.c
rsyslog_diag_hostname_OBJECTS = $(am_rsyslog_diag_hostname_OBJECTS)
rsyslog_diag_hostname_LDADD = $(LDADD)
am_rsyslogd_OBJECTS = rsyslogd-syslogd.$(OBJEXT) \
- rsyslogd-omshell.$(OBJEXT) rsyslogd-omusrmsg.$(OBJEXT) \
- rsyslogd-omfwd.$(OBJEXT) rsyslogd-omfile.$(OBJEXT) \
- rsyslogd-ompipe.$(OBJEXT) rsyslogd-omdiscard.$(OBJEXT) \
- rsyslogd-pmrfc5424.$(OBJEXT) rsyslogd-pmrfc3164.$(OBJEXT) \
- rsyslogd-smtradfile.$(OBJEXT) rsyslogd-smfile.$(OBJEXT) \
- rsyslogd-smfwd.$(OBJEXT) rsyslogd-smtradfwd.$(OBJEXT) \
- rsyslogd-iminternal.$(OBJEXT) rsyslogd-pidfile.$(OBJEXT)
+ rsyslogd-rsyslogd.$(OBJEXT) rsyslogd-omshell.$(OBJEXT) \
+ rsyslogd-omusrmsg.$(OBJEXT) rsyslogd-omfwd.$(OBJEXT) \
+ rsyslogd-omfile.$(OBJEXT) rsyslogd-ompipe.$(OBJEXT) \
+ rsyslogd-omdiscard.$(OBJEXT) rsyslogd-pmrfc5424.$(OBJEXT) \
+ rsyslogd-pmrfc3164.$(OBJEXT) rsyslogd-smtradfile.$(OBJEXT) \
+ rsyslogd-smfile.$(OBJEXT) rsyslogd-smfwd.$(OBJEXT) \
+ rsyslogd-smtradfwd.$(OBJEXT) rsyslogd-iminternal.$(OBJEXT) \
+ rsyslogd-pidfile.$(OBJEXT)
rsyslogd_OBJECTS = $(am_rsyslogd_OBJECTS)
rsyslogd_DEPENDENCIES = ../grammar/libgrammar.la \
../runtime/librsyslog.la $(am__DEPENDENCIES_1) \
@@ -454,6 +455,7 @@ man1_MANS = $(am__append_4) $(am__append_8)
man_MANS = rsyslogd.8 rsyslog.conf.5
rsyslogd_SOURCES = \
syslogd.c \
+ rsyslogd.c \
syslogd.h \
omshell.c \
omshell.h \
@@ -689,6 +691,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/rsyslogd-pidfile.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/rsyslogd-pmrfc3164.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/rsyslogd-pmrfc5424.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/rsyslogd-rsyslogd.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/rsyslogd-smfile.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/rsyslogd-smfwd.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/rsyslogd-smtradfile.Po@am__quote@
@@ -776,6 +779,20 @@ rsyslogd-syslogd.obj: syslogd.c
@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
@am__fastdepCC_FALSE@ $(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(rsyslogd_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o rsyslogd-syslogd.obj `if test -f 'syslogd.c'; then $(CYGPATH_W) 'syslogd.c'; else $(CYGPATH_W) '$(srcdir)/syslogd.c'; fi`
+rsyslogd-rsyslogd.o: rsyslogd.c
+@am__fastdepCC_TRUE@ $(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(rsyslogd_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT rsyslogd-rsyslogd.o -MD -MP -MF $(DEPDIR)/rsyslogd-rsyslogd.Tpo -c -o rsyslogd-rsyslogd.o `test -f 'rsyslogd.c' || echo '$(srcdir)/'`rsyslogd.c
+@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/rsyslogd-rsyslogd.Tpo $(DEPDIR)/rsyslogd-rsyslogd.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@ $(AM_V_CC)source='rsyslogd.c' object='rsyslogd-rsyslogd.o' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@ $(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(rsyslogd_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o rsyslogd-rsyslogd.o `test -f 'rsyslogd.c' || echo '$(srcdir)/'`rsyslogd.c
+
+rsyslogd-rsyslogd.obj: rsyslogd.c
+@am__fastdepCC_TRUE@ $(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(rsyslogd_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT rsyslogd-rsyslogd.obj -MD -MP -MF $(DEPDIR)/rsyslogd-rsyslogd.Tpo -c -o rsyslogd-rsyslogd.obj `if test -f 'rsyslogd.c'; then $(CYGPATH_W) 'rsyslogd.c'; else $(CYGPATH_W) '$(srcdir)/rsyslogd.c'; fi`
+@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/rsyslogd-rsyslogd.Tpo $(DEPDIR)/rsyslogd-rsyslogd.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@ $(AM_V_CC)source='rsyslogd.c' object='rsyslogd-rsyslogd.obj' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@ DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@ $(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(rsyslogd_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o rsyslogd-rsyslogd.obj `if test -f 'rsyslogd.c'; then $(CYGPATH_W) 'rsyslogd.c'; else $(CYGPATH_W) '$(srcdir)/rsyslogd.c'; fi`
+
rsyslogd-omshell.o: omshell.c
@am__fastdepCC_TRUE@ $(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(rsyslogd_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT rsyslogd-omshell.o -MD -MP -MF $(DEPDIR)/rsyslogd-omshell.Tpo -c -o rsyslogd-omshell.o `test -f 'omshell.c' || echo '$(srcdir)/'`omshell.c
@am__fastdepCC_TRUE@ $(AM_V_at)$(am__mv) $(DEPDIR)/rsyslogd-omshell.Tpo $(DEPDIR)/rsyslogd-omshell.Po
diff --git a/tools/gethostn.c b/tools/gethostn.c
index df7ce38..be7f678 100644
--- a/tools/gethostn.c
+++ b/tools/gethostn.c
@@ -8,20 +8,19 @@
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
diff --git a/tools/iminternal.c b/tools/iminternal.c
index 167e2b2..ebfd8f5 100644
--- a/tools/iminternal.c
+++ b/tools/iminternal.c
@@ -10,20 +10,19 @@
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
#include "rsyslog.h"
diff --git a/tools/iminternal.h b/tools/iminternal.h
index 8a9e250..fac48df 100644
--- a/tools/iminternal.h
+++ b/tools/iminternal.h
@@ -8,20 +8,19 @@
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#ifndef IMINTERNAL_H_INCLUDED
diff --git a/tools/logctl.c b/tools/logctl.c
index 1ab8ead..b583c68 100644
--- a/tools/logctl.c
+++ b/tools/logctl.c
@@ -26,20 +26,19 @@
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
#include <stdio.h>
diff --git a/tools/pmrfc3164.c b/tools/pmrfc3164.c
index 2596470..9bae2b3 100644
--- a/tools/pmrfc3164.c
+++ b/tools/pmrfc3164.c
@@ -6,24 +6,23 @@
*
* File begun on 2009-11-04 by RGerhards
*
- * Copyright 2007, 2009 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2007-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
#include "rsyslog.h"
diff --git a/tools/pmrfc3164.h b/tools/pmrfc3164.h
index 2430409..81987a4 100644
--- a/tools/pmrfc3164.h
+++ b/tools/pmrfc3164.h
@@ -7,20 +7,19 @@
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#ifndef PMRFC3164_H_INCLUDED
#define PMRFC3164_H_INCLUDED 1
diff --git a/tools/pmrfc5424.c b/tools/pmrfc5424.c
index 8e9510f..18dc846 100644
--- a/tools/pmrfc5424.c
+++ b/tools/pmrfc5424.c
@@ -6,24 +6,23 @@
*
* File begun on 2009-11-03 by RGerhards
*
- * Copyright 2007, 2009 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2007-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
#include "rsyslog.h"
diff --git a/tools/pmrfc5424.h b/tools/pmrfc5424.h
index df2a1c8..036fd30 100644
--- a/tools/pmrfc5424.h
+++ b/tools/pmrfc5424.h
@@ -3,24 +3,23 @@
*
* File begun on 2009-11-03 by RGerhards
*
- * Copyright 2009 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2009-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#ifndef PMRFC54254_H_INCLUDED
#define PMRFC54254_H_INCLUDED 1
diff --git a/tools/rsyslogd.c b/tools/rsyslogd.c
new file mode 100644
index 0000000..3b12b09
--- /dev/null
+++ b/tools/rsyslogd.c
@@ -0,0 +1,1328 @@
+/* This is the main rsyslogd file.
+ * It contains code * that is known to be validly under ASL 2.0,
+ * because it was either written from scratch by me (rgerhards) or
+ * contributors who agreed to ASL 2.0.
+ *
+ * Copyright 2004-2014 Rainer Gerhards and Adiscon
+ *
+ * This file is part of rsyslog.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "config.h"
+#include "rsyslog.h"
+
+#include <signal.h>
+#include <liblogging/stdlog.h>
+#ifdef OS_SOLARIS
+# include <errno.h>
+#else
+# include <sys/errno.h>
+#endif
+#include "sd-daemon.h"
+
+#include "wti.h"
+#include "ratelimit.h"
+#include "parser.h"
+#include "linkedlist.h"
+#include "ruleset.h"
+#include "action.h"
+#include "iminternal.h"
+#include "errmsg.h"
+#include "threads.h"
+#include "dnscache.h"
+#include "prop.h"
+#include "unicode-helper.h"
+#include "net.h"
+#include "errmsg.h"
+#include "glbl.h"
+#include "debug.h"
+#include "srUtils.h"
+#include "rsconf.h"
+#include "cfsysline.h"
+#include "datetime.h"
+#include "dirty.h"
+
+DEFobjCurrIf(obj)
+DEFobjCurrIf(prop)
+DEFobjCurrIf(parser)
+DEFobjCurrIf(ruleset)
+DEFobjCurrIf(net)
+DEFobjCurrIf(errmsg)
+DEFobjCurrIf(rsconf)
+DEFobjCurrIf(module)
+DEFobjCurrIf(datetime)
+DEFobjCurrIf(glbl)
+
+/* imports from syslogd.c, these should go away over time (as we
+ * migrate/replace more and more code to ASL 2.0).
+ */
+extern int bHadHUP;
+extern int bFinished;
+extern int doFork;
+extern pid_t ppid;
+extern char *PidFile;
+
+extern int realMain(int argc, char **argv);
+extern rsRetVal queryLocalHostname(void);
+void syslogdInit(void);
+void syslogd_die(void);
+void syslogd_releaseClassPointers(void);
+void syslogd_sighup_handler();
+char **syslogd_crunch_list(char *list);
+void syslogd_printVersion(void);
+rsRetVal syslogd_doGlblProcessInit(void);
+rsRetVal syslogd_obtainClassPointers(void);
+/* end syslogd.c imports */
+extern int yydebug; /* interface to flex */
+
+
+/* forward definitions */
+void rsyslogd_submitErrMsg(const int severity, const int iErr, const uchar *msg);
+
+
+/* global data items */
+rsconf_t *ourConf = NULL; /* our config object */
+int MarkInterval = 20 * 60; /* interval between marks in seconds - read-only after startup */
+ratelimit_t *dflt_ratelimiter = NULL; /* ratelimiter for submits without explicit one */
+uchar *ConfFile = (uchar*) "/etc/rsyslog.conf";
+int bHaveMainQueue = 0;/* set to 1 if the main queue - in queueing mode - is available
+ * If the main queue is either not yet ready or not running in
+ * queueing mode (mode DIRECT!), then this is set to 0.
+ */
+qqueue_t *pMsgQueue = NULL; /* default main message queue */
+prop_t *pInternalInputName = NULL; /* there is only one global inputName for all internally-generated messages */
+ratelimit_t *internalMsg_ratelimiter = NULL; /* ratelimiter for rsyslog-own messages */
+int send_to_all = 0; /* send message to all IPv4/IPv6 addresses */
+
+static struct queuefilenames_s {
+ struct queuefilenames_s *next;
+ uchar *name;
+} *queuefilenames = NULL;
+
+
+void
+rsyslogd_usage(void)
+{
+ fprintf(stderr, "usage: rsyslogd [options]\n"
+ "use \"man rsyslogd\" for details. To run rsyslog "
+ "interactively, use \"rsyslogd -n\""
+ "to run it in debug mode use \"rsyslogd -dn\"\n"
+ "For further information see http://www.rsyslog.com/doc\n");
+ exit(1); /* "good" exit - done to terminate usage() */
+}
+
+/* This is a support function for imdiag. It returns back the approximate
+ * current number of messages in the main message queue
+ * This number includes the messages that reside in an associated DA queue (if
+ * it exists) -- rgerhards, 2009-10-14
+ * Note that this is imprecise, but needed for the testbench. It should not be used
+ * for any other purpose -- impstats is the right tool for all other cases.
+ */
+rsRetVal
+diagGetMainMsgQSize(int *piSize)
+{
+ DEFiRet;
+ assert(piSize != NULL);
+ *piSize = (pMsgQueue->pqDA != NULL) ? pMsgQueue->pqDA->iQueueSize : 0;
+ *piSize += pMsgQueue->iQueueSize;
+ RETiRet;
+}
+
+
+void
+rsyslogd_sigttin_handler()
+{
+ /* this is just a dummy to care for our sigttin input
+ * module cancel interface. The important point is that
+ * it actually does *nothing*.
+ */
+}
+
+rsRetVal
+rsyslogd_InitStdRatelimiters(void)
+{
+ DEFiRet;
+ CHKiRet(ratelimitNew(&dflt_ratelimiter, "rsyslogd", "dflt"));
+ /* TODO: add linux-type limiting capability */
+ CHKiRet(ratelimitNew(&internalMsg_ratelimiter, "rsyslogd", "internal_messages"));
+ ratelimitSetLinuxLike(internalMsg_ratelimiter, 5, 500);
+ /* TODO: make internalMsg ratelimit settings configurable */
+finalize_it:
+ RETiRet;
+}
+
+
+/* Method to initialize all global classes and use the objects that we need.
+ * rgerhards, 2008-01-04
+ * rgerhards, 2008-04-16: the actual initialization is now carried out by the runtime
+ */
+rsRetVal
+rsyslogd_InitGlobalClasses(void)
+{
+ DEFiRet;
+ char *pErrObj; /* tells us which object failed if that happens (useful for troubleshooting!) */
+
+ /* Intialize the runtime system */
+ pErrObj = "rsyslog runtime"; /* set in case the runtime errors before setting an object */
+ CHKiRet(rsrtInit(&pErrObj, &obj));
+ rsrtSetErrLogger(rsyslogd_submitErrMsg);
+
+ /* Now tell the system which classes we need ourselfs */
+ pErrObj = "glbl";
+ CHKiRet(objUse(glbl, CORE_COMPONENT));
+ pErrObj = "errmsg";
+ CHKiRet(objUse(errmsg, CORE_COMPONENT));
+ pErrObj = "module";
+ CHKiRet(objUse(module, CORE_COMPONENT));
+ pErrObj = "datetime";
+ CHKiRet(objUse(datetime, CORE_COMPONENT));
+ pErrObj = "ruleset";
+ CHKiRet(objUse(ruleset, CORE_COMPONENT));
+ /*pErrObj = "conf";
+ CHKiRet(objUse(conf, CORE_COMPONENT));*/
+ pErrObj = "prop";
+ CHKiRet(objUse(prop, CORE_COMPONENT));
+ pErrObj = "parser";
+ CHKiRet(objUse(parser, CORE_COMPONENT));
+ pErrObj = "rsconf";
+ CHKiRet(objUse(rsconf, CORE_COMPONENT));
+
+ /* intialize some dummy classes that are not part of the runtime */
+ pErrObj = "action";
+ CHKiRet(actionClassInit());
+ pErrObj = "template";
+ CHKiRet(templateInit());
+
+ /* TODO: the dependency on net shall go away! -- rgerhards, 2008-03-07 */
+ pErrObj = "net";
+ CHKiRet(objUse(net, LM_NET_FILENAME));
+
+ dnscacheInit();
+ initRainerscript();
+ ratelimitModInit();
+
+ /* we need to create the inputName property (only once during our lifetime) */
+ CHKiRet(prop.Construct(&pInternalInputName));
+ CHKiRet(prop.SetString(pInternalInputName, UCHAR_CONSTANT("rsyslogd"), sizeof("rsyslogd") - 1));
+ CHKiRet(prop.ConstructFinalize(pInternalInputName));
+
+finalize_it:
+ if(iRet != RS_RET_OK) {
+ /* we know we are inside the init sequence, so we can safely emit
+ * messages to stderr. -- rgerhards, 2008-04-02
+ */
+ fprintf(stderr, "Error during class init for object '%s' - failing...\n", pErrObj);
+ fprintf(stderr, "rsyslogd initializiation failed - global classes could not be initialized.\n"
+ "Did you do a \"make install\"?\n"
+ "Suggested action: run rsyslogd with -d -n options to see what exactly "
+ "fails.\n");
+ }
+
+ RETiRet;
+}
+
+/* preprocess a batch of messages, that is ready them for actual processing. This is done
+ * as a first stage and totally in parallel to any other worker active in the system. So
+ * it helps us keep up the overall concurrency level.
+ * rgerhards, 2010-06-09
+ */
+static inline rsRetVal
+preprocessBatch(batch_t *pBatch, int *pbShutdownImmediate) {
+ prop_t *ip;
+ prop_t *fqdn;
+ prop_t *localName;
+ prop_t *propFromHost = NULL;
+ prop_t *propFromHostIP = NULL;
+ int bIsPermitted;
+ msg_t *pMsg;
+ int i;
+ rsRetVal localRet;
+ DEFiRet;
+
+ for(i = 0 ; i < pBatch->nElem && !*pbShutdownImmediate ; i++) {
+ pMsg = pBatch->pElem[i].pMsg;
+ if((pMsg->msgFlags & NEEDS_ACLCHK_U) != 0) {
+ DBGPRINTF("msgConsumer: UDP ACL must be checked for message (hostname-based)\n");
+ if(net.cvthname(pMsg->rcvFrom.pfrominet, &localName, &fqdn, &ip) != RS_RET_OK)
+ continue;
+ bIsPermitted = net.isAllowedSender2((uchar*)"UDP",
+ (struct sockaddr *)pMsg->rcvFrom.pfrominet, (char*)propGetSzStr(fqdn), 1);
+ if(!bIsPermitted) {
+ DBGPRINTF("Message from '%s' discarded, not a permitted sender host\n",
+ propGetSzStr(fqdn));
+ pBatch->eltState[i] = BATCH_STATE_DISC;
+ } else {
+ /* save some of the info we obtained */
+ MsgSetRcvFrom(pMsg, localName);
+ CHKiRet(MsgSetRcvFromIP(pMsg, ip));
+ pMsg->msgFlags &= ~NEEDS_ACLCHK_U;
+ }
+ }
+ if((pMsg->msgFlags & NEEDS_PARSING) != 0) {
+ if((localRet = parser.ParseMsg(pMsg)) != RS_RET_OK) {
+ DBGPRINTF("Message discarded, parsing error %d\n", localRet);
+ pBatch->eltState[i] = BATCH_STATE_DISC;
+ }
+ }
+ }
+
+finalize_it:
+ if(propFromHost != NULL)
+ prop.Destruct(&propFromHost);
+ if(propFromHostIP != NULL)
+ prop.Destruct(&propFromHostIP);
+ RETiRet;
+}
+
+
+/* The consumer of dequeued messages. This function is called by the
+ * queue engine on dequeueing of a message. It runs on a SEPARATE
+ * THREAD. It receives an array of pointers, which it must iterate
+ * over. We do not do any further batching, as this is of no benefit
+ * for the main queue.
+ */
+static rsRetVal
+msgConsumer(void __attribute__((unused)) *notNeeded, batch_t *pBatch, wti_t *pWti)
+{
+ DEFiRet;
+ assert(pBatch != NULL);
+ preprocessBatch(pBatch, pWti->pbShutdownImmediate);
+ ruleset.ProcessBatch(pBatch, pWti);
+//TODO: the BATCH_STATE_COMM must be set somewhere down the road, but we
+//do not have this yet and so we emulate -- 2010-06-10
+int i;
+ for(i = 0 ; i < pBatch->nElem && !*pWti->pbShutdownImmediate ; i++) {
+ pBatch->eltState[i] = BATCH_STATE_COMM;
+ }
+ RETiRet;
+}
+
+
+/* create a main message queue, now also used for ruleset queues. This function
+ * needs to be moved to some other module, but it is considered acceptable for
+ * the time being (remember that we want to restructure config processing at large!).
+ * rgerhards, 2009-10-27
+ */
+rsRetVal createMainQueue(qqueue_t **ppQueue, uchar *pszQueueName, struct nvlst *lst)
+{
+ struct queuefilenames_s *qfn;
+ uchar *qfname = NULL;
+ static int qfn_renamenum = 0;
+ uchar qfrenamebuf[1024];
+ DEFiRet;
+
+ /* create message queue */
+ CHKiRet_Hdlr(qqueueConstruct(ppQueue, ourConf->globals.mainQ.MainMsgQueType, ourConf->globals.mainQ.iMainMsgQueueNumWorkers, ourConf->globals.mainQ.iMainMsgQueueSize, msgConsumer)) {
+ /* no queue is fatal, we need to give up in that case... */
+ errmsg.LogError(0, iRet, "could not create (ruleset) main message queue"); \
+ }
+ /* name our main queue object (it's not fatal if it fails...) */
+ obj.SetName((obj_t*) (*ppQueue), pszQueueName);
+
+ if(lst == NULL) { /* use legacy parameters? */
+ /* ... set some properties ... */
+ # define setQPROP(func, directive, data) \
+ CHKiRet_Hdlr(func(*ppQueue, data)) { \
+ errmsg.LogError(0, NO_ERRCODE, "Invalid " #directive ", error %d. Ignored, running with default setting", iRet); \
+ }
+ # define setQPROPstr(func, directive, data) \
+ CHKiRet_Hdlr(func(*ppQueue, data, (data == NULL)? 0 : strlen((char*) data))) { \
+ errmsg.LogError(0, NO_ERRCODE, "Invalid " #directive ", error %d. Ignored, running with default setting", iRet); \
+ }
+
+ if(ourConf->globals.mainQ.pszMainMsgQFName != NULL) {
+ /* check if the queue file name is unique, else emit an error */
+ for(qfn = queuefilenames ; qfn != NULL ; qfn = qfn->next) {
+ dbgprintf("check queue file name '%s' vs '%s'\n", qfn->name, ourConf->globals.mainQ.pszMainMsgQFName );
+ if(!ustrcmp(qfn->name, ourConf->globals.mainQ.pszMainMsgQFName)) {
+ snprintf((char*)qfrenamebuf, sizeof(qfrenamebuf), "%d-%s-%s",
+ ++qfn_renamenum, ourConf->globals.mainQ.pszMainMsgQFName,
+ (pszQueueName == NULL) ? "NONAME" : (char*)pszQueueName);
+ qfname = ustrdup(qfrenamebuf);
+ errmsg.LogError(0, NO_ERRCODE, "Error: queue file name '%s' already in use "
+ " - using '%s' instead", ourConf->globals.mainQ.pszMainMsgQFName, qfname);
+ break;
+ }
+ }
+ if(qfname == NULL)
+ qfname = ustrdup(ourConf->globals.mainQ.pszMainMsgQFName);
+ qfn = malloc(sizeof(struct queuefilenames_s));
+ qfn->name = qfname;
+ qfn->next = queuefilenames;
+ queuefilenames = qfn;
+ }
+
+ setQPROP(qqueueSetMaxFileSize, "$MainMsgQueueFileSize", ourConf->globals.mainQ.iMainMsgQueMaxFileSize);
+ setQPROP(qqueueSetsizeOnDiskMax, "$MainMsgQueueMaxDiskSpace", ourConf->globals.mainQ.iMainMsgQueMaxDiskSpace);
+ setQPROP(qqueueSetiDeqBatchSize, "$MainMsgQueueDequeueBatchSize", ourConf->globals.mainQ.iMainMsgQueDeqBatchSize);
+ setQPROPstr(qqueueSetFilePrefix, "$MainMsgQueueFileName", qfname);
+ setQPROP(qqueueSetiPersistUpdCnt, "$MainMsgQueueCheckpointInterval", ourConf->globals.mainQ.iMainMsgQPersistUpdCnt);
+ setQPROP(qqueueSetbSyncQueueFiles, "$MainMsgQueueSyncQueueFiles", ourConf->globals.mainQ.bMainMsgQSyncQeueFiles);
+ setQPROP(qqueueSettoQShutdown, "$MainMsgQueueTimeoutShutdown", ourConf->globals.mainQ.iMainMsgQtoQShutdown );
+ setQPROP(qqueueSettoActShutdown, "$MainMsgQueueTimeoutActionCompletion", ourConf->globals.mainQ.iMainMsgQtoActShutdown);
+ setQPROP(qqueueSettoWrkShutdown, "$MainMsgQueueWorkerTimeoutThreadShutdown", ourConf->globals.mainQ.iMainMsgQtoWrkShutdown);
+ setQPROP(qqueueSettoEnq, "$MainMsgQueueTimeoutEnqueue", ourConf->globals.mainQ.iMainMsgQtoEnq);
+ setQPROP(qqueueSetiHighWtrMrk, "$MainMsgQueueHighWaterMark", ourConf->globals.mainQ.iMainMsgQHighWtrMark);
+ setQPROP(qqueueSetiLowWtrMrk, "$MainMsgQueueLowWaterMark", ourConf->globals.mainQ.iMainMsgQLowWtrMark);
+ setQPROP(qqueueSetiDiscardMrk, "$MainMsgQueueDiscardMark", ourConf->globals.mainQ.iMainMsgQDiscardMark);
+ setQPROP(qqueueSetiDiscardSeverity, "$MainMsgQueueDiscardSeverity", ourConf->globals.mainQ.iMainMsgQDiscardSeverity);
+ setQPROP(qqueueSetiMinMsgsPerWrkr, "$MainMsgQueueWorkerThreadMinimumMessages", ourConf->globals.mainQ.iMainMsgQWrkMinMsgs);
+ setQPROP(qqueueSetbSaveOnShutdown, "$MainMsgQueueSaveOnShutdown", ourConf->globals.mainQ.bMainMsgQSaveOnShutdown);
+ setQPROP(qqueueSetiDeqSlowdown, "$MainMsgQueueDequeueSlowdown", ourConf->globals.mainQ.iMainMsgQDeqSlowdown);
+ setQPROP(qqueueSetiDeqtWinFromHr, "$MainMsgQueueDequeueTimeBegin", ourConf->globals.mainQ.iMainMsgQueueDeqtWinFromHr);
+ setQPROP(qqueueSetiDeqtWinToHr, "$MainMsgQueueDequeueTimeEnd", ourConf->globals.mainQ.iMainMsgQueueDeqtWinToHr);
+
+ # undef setQPROP
+ # undef setQPROPstr
+ } else { /* use new style config! */
+ qqueueSetDefaultsRulesetQueue(*ppQueue);
+ qqueueApplyCnfParam(*ppQueue, lst);
+ }
+ RETiRet;
+}
+
+rsRetVal
+startMainQueue(qqueue_t *pQueue)
+{
+ DEFiRet;
+ CHKiRet_Hdlr(qqueueStart(pQueue)) {
+ /* no queue is fatal, we need to give up in that case... */
+ errmsg.LogError(0, iRet, "could not start (ruleset) main message queue"); \
+ }
+ RETiRet;
+}
+
+
+/* this is a special function used to submit an error message. This
+ * function is also passed to the runtime library as the generic error
+ * message handler. -- rgerhards, 2008-04-17
+ */
+void
+rsyslogd_submitErrMsg(const int severity, const int iErr, const uchar *msg)
+{
+ logmsgInternal(iErr, LOG_SYSLOG|(severity & 0x07), msg, 0);
+}
+
+static inline rsRetVal
+submitMsgWithDfltRatelimiter(msg_t *pMsg)
+{
+ return ratelimitAddMsg(dflt_ratelimiter, NULL, pMsg);
+}
+
+
+/* This function logs a message to rsyslog itself, using its own
+ * internal structures. This means external programs (like the
+ * system journal) will never see this message.
+ */
+static rsRetVal
+logmsgInternalSelf(const int iErr, const int pri, const size_t lenMsg,
+ const char *__restrict__ const msg, int flags)
+{
+ uchar pszTag[33];
+ msg_t *pMsg;
+ DEFiRet;
+
+ CHKiRet(msgConstruct(&pMsg));
+ MsgSetInputName(pMsg, pInternalInputName);
+ MsgSetRawMsg(pMsg, (char*)msg, lenMsg);
+ MsgSetHOSTNAME(pMsg, glbl.GetLocalHostName(), ustrlen(glbl.GetLocalHostName()));
+ MsgSetRcvFrom(pMsg, glbl.GetLocalHostNameProp());
+ MsgSetRcvFromIP(pMsg, glbl.GetLocalHostIP());
+ MsgSetMSGoffs(pMsg, 0);
+ /* check if we have an error code associated and, if so,
+ * adjust the tag. -- rgerhards, 2008-06-27
+ */
+ if(iErr == NO_ERRCODE) {
+ MsgSetTAG(pMsg, UCHAR_CONSTANT("rsyslogd:"), sizeof("rsyslogd:") - 1);
+ } else {
+ size_t len = snprintf((char*)pszTag, sizeof(pszTag), "rsyslogd%d:", iErr);
+ pszTag[32] = '\0'; /* just to make sure... */
+ MsgSetTAG(pMsg, pszTag, len);
+ }
+ pMsg->iFacility = LOG_FAC(pri);
+ pMsg->iSeverity = LOG_PRI(pri);
+ flags |= INTERNAL_MSG;
+ pMsg->msgFlags = flags;
+
+ if(bHaveMainQueue == 0) { /* not yet in queued mode */
+ iminternalAddMsg(pMsg);
+ } else {
+ /* we have the queue, so we can simply provide the
+ * message to the queue engine.
+ */
+ ratelimitAddMsg(internalMsg_ratelimiter, NULL, pMsg);
+ }
+finalize_it:
+ RETiRet;
+}
+
+
+
+/* rgerhards 2004-11-09: the following is a function that can be used
+ * to log a message orginating from the syslogd itself.
+ */
+rsRetVal
+logmsgInternal(int iErr, int pri, const uchar *const msg, int flags)
+{
+ size_t lenMsg;
+ unsigned i;
+ char *bufModMsg = NULL; /* buffer for modified message, should we need to modify */
+ DEFiRet;
+
+ /* we first do a path the remove control characters that may have accidently
+ * introduced (program error!). This costs performance, but we do not expect
+ * to be called very frequently in any case ;) -- rgerhards, 2013-12-19.
+ */
+ lenMsg = ustrlen(msg);
+ for(i = 0 ; i < lenMsg ; ++i) {
+ if(msg[i] < 0x20 || msg[i] == 0x7f) {
+ if(bufModMsg == NULL) {
+ CHKmalloc(bufModMsg = strdup((char*) msg));
+ }
+ bufModMsg[i] = ' ';
+ }
+ }
+
+ if(bProcessInternalMessages) {
+ CHKiRet(logmsgInternalSelf(iErr, pri, lenMsg,
+ (bufModMsg == NULL) ? (char*)msg : bufModMsg,
+ flags));
+ } else {
+ stdlog_log(stdlog_hdl, LOG_PRI(pri), "%s",
+ (bufModMsg == NULL) ? (char*)msg : bufModMsg);
+ }
+
+ /* we now check if we should print internal messages out to stderr. This was
+ * suggested by HKS as a way to help people troubleshoot rsyslog configuration
+ * (by running it interactively. This makes an awful lot of sense, so I add
+ * it here. -- rgerhards, 2008-07-28
+ * Note that error messages can not be disabled during a config verify. This
+ * permits us to process unmodified config files which otherwise contain a
+ * supressor statement.
+ */
+ if(((Debug == DEBUG_FULL || !doFork) && ourConf->globals.bErrMsgToStderr) || iConfigVerify) {
+ if(LOG_PRI(pri) == LOG_ERR)
+ fprintf(stderr, "rsyslogd: %s\n", (bufModMsg == NULL) ? (char*)msg : bufModMsg);
+ }
+
+finalize_it:
+ free(bufModMsg);
+ RETiRet;
+}
+
+rsRetVal
+submitMsg(msg_t *pMsg)
+{
+ return submitMsgWithDfltRatelimiter(pMsg);
+}
+
+/* submit a message to the main message queue. This is primarily
+ * a hook to prevent the need for callers to know about the main message queue
+ * rgerhards, 2008-02-13
+ */
+rsRetVal
+submitMsg2(msg_t *pMsg)
+{
+ qqueue_t *pQueue;
+ ruleset_t *pRuleset;
+ DEFiRet;
+
+ ISOBJ_TYPE_assert(pMsg, msg);
+
+ pRuleset = MsgGetRuleset(pMsg);
+ pQueue = (pRuleset == NULL) ? pMsgQueue : ruleset.GetRulesetQueue(pRuleset);
+
+ /* if a plugin logs a message during shutdown, the queue may no longer exist */
+ if(pQueue == NULL) {
+ DBGPRINTF("submitMsg2() could not submit message - "
+ "queue does (no longer?) exist - ignored\n");
+ FINALIZE;
+ }
+
+ qqueueEnqMsg(pQueue, pMsg->flowCtlType, pMsg);
+
+finalize_it:
+ RETiRet;
+}
+
+/* submit multiple messages at once, very similar to submitMsg, just
+ * for multi_submit_t. All messages need to go into the SAME queue!
+ * rgerhards, 2009-06-16
+ */
+rsRetVal
+multiSubmitMsg2(multi_submit_t *pMultiSub)
+{
+ qqueue_t *pQueue;
+ ruleset_t *pRuleset;
+ DEFiRet;
+ assert(pMultiSub != NULL);
+
+ if(pMultiSub->nElem == 0)
+ FINALIZE;
+
+ pRuleset = MsgGetRuleset(pMultiSub->ppMsgs[0]);
+ pQueue = (pRuleset == NULL) ? pMsgQueue : ruleset.GetRulesetQueue(pRuleset);
+
+ /* if a plugin logs a message during shutdown, the queue may no longer exist */
+ if(pQueue == NULL) {
+ DBGPRINTF("multiSubmitMsg() could not submit message - "
+ "queue does (no longer?) exist - ignored\n");
+ FINALIZE;
+ }
+
+ iRet = pQueue->MultiEnq(pQueue, pMultiSub);
+ pMultiSub->nElem = 0;
+
+finalize_it:
+ RETiRet;
+}
+rsRetVal
+multiSubmitMsg(multi_submit_t *pMultiSub) /* backward compat. level */
+{
+ return multiSubmitMsg2(pMultiSub);
+}
+
+
+/* flush multiSubmit, e.g. at end of read records */
+rsRetVal
+multiSubmitFlush(multi_submit_t *pMultiSub)
+{
+ DEFiRet;
+ if(pMultiSub->nElem > 0) {
+ iRet = multiSubmitMsg2(pMultiSub);
+ }
+ RETiRet;
+}
+
+
+/* some support for command line option parsing. Any non-trivial options must be
+ * buffered until the complete command line has been parsed. This is necessary to
+ * prevent dependencies between the options. That, in turn, means we need to have
+ * something that is capable of buffering options and there values. The follwing
+ * functions handle that.
+ * rgerhards, 2008-04-04
+ */
+typedef struct bufOpt {
+ struct bufOpt *pNext;
+ char optchar;
+ char *arg;
+} bufOpt_t;
+static bufOpt_t *bufOptRoot = NULL;
+static bufOpt_t *bufOptLast = NULL;
+
+/* add option buffer */
+static rsRetVal
+bufOptAdd(char opt, char *arg)
+{
+ DEFiRet;
+ bufOpt_t *pBuf;
+
+ if((pBuf = MALLOC(sizeof(bufOpt_t))) == NULL)
+ ABORT_FINALIZE(RS_RET_OUT_OF_MEMORY);
+
+ pBuf->optchar = opt;
+ pBuf->arg = arg;
+ pBuf->pNext = NULL;
+
+ if(bufOptLast == NULL) {
+ bufOptRoot = pBuf; /* then there is also no root! */
+ } else {
+ bufOptLast->pNext = pBuf;
+ }
+ bufOptLast = pBuf;
+
+finalize_it:
+ RETiRet;
+}
+
+
+/* remove option buffer from top of list, return values and destruct buffer itself.
+ * returns RS_RET_END_OF_LINKEDLIST when no more options are present.
+ * (we use int *opt instead of char *opt to keep consistent with getopt())
+ */
+static rsRetVal
+bufOptRemove(int *opt, char **arg)
+{
+ DEFiRet;
+ bufOpt_t *pBuf;
+
+ if(bufOptRoot == NULL)
+ ABORT_FINALIZE(RS_RET_END_OF_LINKEDLIST);
+ pBuf = bufOptRoot;
+
+ *opt = pBuf->optchar;
+ *arg = pBuf->arg;
+
+ bufOptRoot = pBuf->pNext;
+ free(pBuf);
+
+finalize_it:
+ RETiRet;
+}
+
+
+rsRetVal
+rsyslogdInit(void)
+{
+ char bufStartUpMsg[512];
+ struct sigaction sigAct;
+ DEFiRet;
+
+ memset(&sigAct, 0, sizeof (sigAct));
+ sigemptyset(&sigAct.sa_mask);
+ sigAct.sa_handler = syslogd_sighup_handler;
+ sigaction(SIGHUP, &sigAct, NULL);
+
+ CHKiRet(rsconf.Activate(ourConf));
+ DBGPRINTF(" started.\n");
+
+ if(ourConf->globals.bLogStatusMsgs) {
+ snprintf(bufStartUpMsg, sizeof(bufStartUpMsg)/sizeof(char),
+ " [origin software=\"rsyslogd\" " "swVersion=\"" VERSION \
+ "\" x-pid=\"%d\" x-info=\"http://www.rsyslog.com\"] start",
+ (int) glblGetOurPid());
+ logmsgInternal(NO_ERRCODE, LOG_SYSLOG|LOG_INFO, (uchar*)bufStartUpMsg, 0);
+ }
+
+finalize_it:
+ RETiRet;
+}
+
+
+/* This is the main entry point into rsyslogd. Over time, we should try to
+ * modularize it a bit more...
+ */
+void
+initAll(int argc, char **argv)
+{
+ rsRetVal localRet;
+ int ch;
+ extern int optind;
+ extern char *optarg;
+ int bEOptionWasGiven = 0;
+ int iHelperUOpt;
+ int bChDirRoot = 1; /* change the current working directory to "/"? */
+ char *arg; /* for command line option processing */
+ char cwdbuf[128]; /* buffer to obtain/display current working directory */
+ DEFiRet;
+
+ /* first, parse the command line options. We do not carry out any actual work, just
+ * see what we should do. This relieves us from certain anomalies and we can process
+ * the parameters down below in the correct order. For example, we must know the
+ * value of -M before we can do the init, but at the same time we need to have
+ * the base classes init before we can process most of the options. Now, with the
+ * split of functionality, this is no longer a problem. Thanks to varmofekoj for
+ * suggesting this algo.
+ * Note: where we just need to set some flags and can do so without knowledge
+ * of other options, we do this during the inital option processing.
+ * rgerhards, 2008-04-04
+ */
+ while((ch = getopt(argc, argv, "46a:Ac:dDef:g:hi:l:m:M:nN:op:qQr::s:S:t:T:u:vwx")) != EOF) {
+ switch((char)ch) {
+ case '4':
+ case '6':
+ case 'A':
+ case 'a':
+ case 'f': /* configuration file */
+ case 'h':
+ case 'i': /* pid file name */
+ case 'l':
+ case 'm': /* mark interval */
+ case 'n': /* don't fork */
+ case 'N': /* enable config verify mode */
+ case 'o':
+ case 'p':
+ case 'q': /* add hostname if DNS resolving has failed */
+ case 'Q': /* dont resolve hostnames in ACL to IPs */
+ case 's':
+ case 'S': /* Source IP for local client to be used on multihomed host */
+ case 'T': /* chroot on startup (primarily for testing) */
+ case 'u': /* misc user settings */
+ case 'w': /* disable disallowed host warnings */
+ case 'x': /* disable dns for remote messages */
+ case 'g': /* enable tcp gssapi logging */
+ case 'r': /* accept remote messages */
+ case 't': /* enable tcp logging */
+ CHKiRet(bufOptAdd(ch, optarg));
+ break;
+ case 'c': /* compatibility mode */
+ fprintf(stderr, "rsyslogd: error: option -c is no longer supported - ignored\n");
+ break;
+ case 'd': /* debug - must be handled now, so that debug is active during init! */
+ debugging_on = 1;
+ Debug = 1;
+ yydebug = 1;
+ break;
+ case 'D': /* BISON debug */
+ yydebug = 1;
+ break;
+ case 'e': /* log every message (no repeat message supression) */
+ bEOptionWasGiven = 1;
+ break;
+ case 'M': /* default module load path -- this MUST be carried out immediately! */
+ glblModPath = (uchar*) optarg;
+ break;
+ case 'v': /* MUST be carried out immediately! */
+ syslogd_printVersion();
+ exit(0); /* exit for -v option - so this is a "good one" */
+ case '?':
+ default:
+ rsyslogd_usage();
+ }
+ }
+
+ if(argc - optind)
+ rsyslogd_usage();
+
+ DBGPRINTF("rsyslogd %s startup, module path '%s', cwd:%s\n",
+ VERSION, glblModPath == NULL ? "" : (char*)glblModPath,
+ getcwd(cwdbuf, sizeof(cwdbuf)));
+
+ /* we are done with the initial option parsing and processing. Now we init the system. */
+
+ ppid = getpid();
+
+ CHKiRet(rsyslogd_InitGlobalClasses());
+ CHKiRet(syslogd_obtainClassPointers());
+
+ /* doing some core initializations */
+
+ /* get our host and domain names - we need to do this early as we may emit
+ * error log messages, which need the correct hostname. -- rgerhards, 2008-04-04
+ */
+ queryLocalHostname();
+
+ /* initialize the objects */
+ if((iRet = modInitIminternal()) != RS_RET_OK) {
+ fprintf(stderr, "fatal error: could not initialize errbuf object (error code %d).\n",
+ iRet);
+ exit(1); /* "good" exit, leaving at init for fatal error */
+ }
+
+
+ /* END core initializations - we now come back to carrying out command line options*/
+
+ while((iRet = bufOptRemove(&ch, &arg)) == RS_RET_OK) {
+ DBGPRINTF("deque option %c, optarg '%s'\n", ch, (arg == NULL) ? "" : arg);
+ switch((char)ch) {
+ case '4':
+ glbl.SetDefPFFamily(PF_INET);
+ break;
+ case '6':
+ glbl.SetDefPFFamily(PF_INET6);
+ break;
+ case 'A':
+ send_to_all++;
+ break;
+ case 'a':
+ fprintf(stderr, "rsyslogd: error -a is no longer supported, use module imuxsock instead");
+ break;
+ case 'S': /* Source IP for local client to be used on multihomed host */
+ if(glbl.GetSourceIPofLocalClient() != NULL) {
+ fprintf (stderr, "rsyslogd: Only one -S argument allowed, the first one is taken.\n");
+ } else {
+ glbl.SetSourceIPofLocalClient((uchar*)arg);
+ }
+ break;
+ case 'f': /* configuration file */
+ ConfFile = (uchar*) arg;
+ break;
+ case 'g': /* enable tcp gssapi logging */
+ fprintf(stderr, "rsyslogd: -g option no longer supported - ignored\n");
+ case 'h':
+ fprintf(stderr, "rsyslogd: error -h is no longer supported - ignored");
+ break;
+ case 'i': /* pid file name */
+ PidFile = arg;
+ break;
+ case 'l':
+ if(glbl.GetLocalHosts() != NULL) {
+ fprintf (stderr, "rsyslogd: Only one -l argument allowed, the first one is taken.\n");
+ } else {
+ glbl.SetLocalHosts(syslogd_crunch_list(arg));
+ }
+ break;
+ case 'm': /* mark interval */
+ fprintf(stderr, "rsyslogd: error -m is no longer supported - use immark instead");
+ break;
+ case 'n': /* don't fork */
+ doFork = 0;
+ break;
+ case 'N': /* enable config verify mode */
+ iConfigVerify = atoi(arg);
+ break;
+ case 'o':
+ fprintf(stderr, "error -o is no longer supported, use module imuxsock instead");
+ break;
+ case 'p':
+ fprintf(stderr, "error -p is no longer supported, use module imuxsock instead");
+ break;
+ case 'q': /* add hostname if DNS resolving has failed */
+ *(net.pACLAddHostnameOnFail) = 1;
+ break;
+ case 'Q': /* dont resolve hostnames in ACL to IPs */
+ *(net.pACLDontResolve) = 1;
+ break;
+ case 'r': /* accept remote messages */
+ fprintf(stderr, "rsyslogd: error option -r is no longer supported - ignored");
+ break;
+ case 's':
+ if(glbl.GetStripDomains() != NULL) {
+ fprintf (stderr, "rsyslogd: Only one -s argument allowed, the first one is taken.\n");
+ } else {
+ glbl.SetStripDomains(syslogd_crunch_list(arg));
+ }
+ break;
+ case 't': /* enable tcp logging */
+ fprintf(stderr, "rsyslogd: error option -t is no longer supported - ignored");
+ break;
+ case 'T':/* chroot() immediately at program startup, but only for testing, NOT security yet */
+ if(chroot(arg) != 0) {
+ perror("chroot");
+ exit(1);
+ }
+ break;
+ case 'u': /* misc user settings */
+ iHelperUOpt = atoi(arg);
+ if(iHelperUOpt & 0x01)
+ glbl.SetParseHOSTNAMEandTAG(0);
+ if(iHelperUOpt & 0x02)
+ bChDirRoot = 0;
+ break;
+ case 'w': /* disable disallowed host warnigs */
+ glbl.SetOption_DisallowWarning(0);
+ break;
+ case 'x': /* disable dns for remote messages */
+ glbl.SetDisableDNS(1);
+ break;
+ case '?':
+ default:
+ rsyslogd_usage();
+ }
+ }
+
+ if(iRet != RS_RET_END_OF_LINKEDLIST)
+ FINALIZE;
+
+ if(iConfigVerify) {
+ fprintf(stderr, "rsyslogd: version %s, config validation run (level %d), master config %s\n",
+ VERSION, iConfigVerify, ConfFile);
+ }
+
+ localRet = rsconf.Load(&ourConf, ConfFile);
+
+ syslogdInit();
+
+ if(localRet == RS_RET_NONFATAL_CONFIG_ERR) {
+ if(loadConf->globals.bAbortOnUncleanConfig) {
+ fprintf(stderr, "rsyslogd: $AbortOnUncleanConfig is set, and config is not clean.\n"
+ "Check error log for details, fix errors and restart. As a last\n"
+ "resort, you may want to remove $AbortOnUncleanConfig to permit a\n"
+ "startup with a dirty config.\n");
+ exit(2);
+ }
+ if(iConfigVerify) {
+ /* a bit dirty, but useful... */
+ exit(1);
+ }
+ localRet = RS_RET_OK;
+ }
+ CHKiRet(localRet);
+
+ CHKiRet(rsyslogd_InitStdRatelimiters());
+
+ if(bChDirRoot) {
+ if(chdir("/") != 0)
+ fprintf(stderr, "Can not do 'cd /' - still trying to run\n");
+ }
+
+ /* process compatibility mode settings */
+ if(bEOptionWasGiven) {
+ errmsg.LogError(0, NO_ERRCODE, "WARNING: \"message repeated n times\" feature MUST be turned on in "
+ "rsyslog.conf - CURRENTLY EVERY MESSAGE WILL BE LOGGED. Visit "
+ "http://www.rsyslog.com/rptdmsgreduction to learn "
+ "more and cast your vote if you want us to keep this feature.");
+ }
+
+ if(!iConfigVerify)
+ CHKiRet(syslogd_doGlblProcessInit());
+
+ /* Send a signal to the parent so it can terminate. */
+ if(glblGetOurPid() != ppid)
+ kill(ppid, SIGTERM);
+
+ CHKiRet(rsyslogdInit());
+
+ if(Debug && debugging_on) {
+ dbgprintf("Debugging enabled, SIGUSR1 to turn off debugging.\n");
+ }
+
+ /* END OF INTIALIZATION */
+ DBGPRINTF("initialization completed, transitioning to regular run mode\n");
+
+ /* close stderr and stdout if they are kept open during a fork. Note that this
+ * may introduce subtle security issues: if we are in a jail, one may break out of
+ * it via these descriptors. But if I close them earlier, error messages will (once
+ * again) not be emitted to the user that starts the daemon. As root jail support
+ * is still in its infancy (and not really done), we currently accept this issue.
+ * rgerhards, 2009-06-29
+ */
+ if(doFork) {
+ close(1);
+ close(2);
+ ourConf->globals.bErrMsgToStderr = 0;
+ }
+
+finalize_it:
+ if(iRet == RS_RET_VALIDATION_RUN) {
+ fprintf(stderr, "rsyslogd: End of config validation run. Bye.\n");
+ exit(0);
+ } else if(iRet != RS_RET_OK) {
+ fprintf(stderr, "rsyslogd: run failed with error %d (see rsyslog.h "
+ "or try http://www.rsyslog.com/e/%d to learn what that number means)\n", iRet, iRet*-1);
+ exit(1);
+ }
+
+ ENDfunc
+}
+
+void
+rsyslogdDebugSwitch()
+{
+ time_t tTime;
+ struct tm tp;
+ struct sigaction sigAct;
+
+ datetime.GetTime(&tTime);
+ localtime_r(&tTime, &tp);
+ if(debugging_on == 0) {
+ debugging_on = 1;
+ dbgprintf("\n");
+ dbgprintf("\n");
+ dbgprintf("********************************************************************************\n");
+ dbgprintf("Switching debugging_on to true at %2.2d:%2.2d:%2.2d\n",
+ tp.tm_hour, tp.tm_min, tp.tm_sec);
+ dbgprintf("********************************************************************************\n");
+ } else {
+ dbgprintf("********************************************************************************\n");
+ dbgprintf("Switching debugging_on to false at %2.2d:%2.2d:%2.2d\n",
+ tp.tm_hour, tp.tm_min, tp.tm_sec);
+ dbgprintf("********************************************************************************\n");
+ dbgprintf("\n");
+ dbgprintf("\n");
+ debugging_on = 0;
+ }
+
+ memset(&sigAct, 0, sizeof (sigAct));
+ sigemptyset(&sigAct.sa_mask);
+ sigAct.sa_handler = rsyslogdDebugSwitch;
+ sigaction(SIGUSR1, &sigAct, NULL);
+}
+
+
+/* this function pulls all internal messages from the buffer
+ * and puts them into the processing engine.
+ * We can only do limited error handling, as this would not
+ * really help us. TODO: add error messages?
+ * rgerhards, 2007-08-03
+ */
+static inline void processImInternal(void)
+{
+ msg_t *pMsg;
+
+ while(iminternalRemoveMsg(&pMsg) == RS_RET_OK) {
+ ratelimitAddMsg(dflt_ratelimiter, NULL, pMsg);
+ }
+}
+
+
+/* This takes a received message that must be decoded and submits it to
+ * the main message queue. This is a legacy function which is being provided
+ * to aid older input plugins that do not support message creation via
+ * the new interfaces themselves. It is not recommended to use this
+ * function for new plugins. -- rgerhards, 2009-10-12
+ */
+rsRetVal
+parseAndSubmitMessage(uchar *hname, uchar *hnameIP, uchar *msg, int len, int flags, flowControl_t flowCtlType,
+ prop_t *pInputName, struct syslogTime *stTime, time_t ttGenTime, ruleset_t *pRuleset)
+{
+ prop_t *pProp = NULL;
+ msg_t *pMsg;
+ DEFiRet;
+
+ /* we now create our own message object and submit it to the queue */
+ if(stTime == NULL) {
+ CHKiRet(msgConstruct(&pMsg));
+ } else {
+ CHKiRet(msgConstructWithTime(&pMsg, stTime, ttGenTime));
+ }
+ if(pInputName != NULL)
+ MsgSetInputName(pMsg, pInputName);
+ MsgSetRawMsg(pMsg, (char*)msg, len);
+ MsgSetFlowControlType(pMsg, flowCtlType);
+ MsgSetRuleset(pMsg, pRuleset);
+ pMsg->msgFlags = flags | NEEDS_PARSING;
+
+ MsgSetRcvFromStr(pMsg, hname, ustrlen(hname), &pProp);
+ CHKiRet(prop.Destruct(&pProp));
+ CHKiRet(MsgSetRcvFromIPStr(pMsg, hnameIP, ustrlen(hnameIP), &pProp));
+ CHKiRet(prop.Destruct(&pProp));
+ CHKiRet(submitMsg2(pMsg));
+
+finalize_it:
+ RETiRet;
+}
+
+
+/* helper to doHUP(), this "HUPs" each action. The necessary locking
+ * is done inside the action class and nothing we need to take care of.
+ * rgerhards, 2008-10-22
+ */
+DEFFUNC_llExecFunc(doHUPActions)
+{
+ BEGINfunc
+ actionCallHUPHdlr((action_t*) pData);
+ ENDfunc
+ return RS_RET_OK; /* we ignore errors, we can not do anything either way */
+}
+
+
+/* This function processes a HUP after one has been detected. Note that this
+ * is *NOT* the sighup handler. The signal is recorded by the handler, that record
+ * detected inside the mainloop and then this function is called to do the
+ * real work. -- rgerhards, 2008-10-22
+ * Note: there is a VERY slim chance of a data race when the hostname is reset.
+ * We prefer to take this risk rather than sync all accesses, because to the best
+ * of my analysis it can not really hurt (the actual property is reference-counted)
+ * but the sync would require some extra CPU for *each* message processed.
+ * rgerhards, 2012-04-11
+ */
+static inline void
+doHUP(void)
+{
+ char buf[512];
+
+ if(ourConf->globals.bLogStatusMsgs) {
+ snprintf(buf, sizeof(buf) / sizeof(char),
+ " [origin software=\"rsyslogd\" " "swVersion=\"" VERSION
+ "\" x-pid=\"%d\" x-info=\"http://www.rsyslog.com\"] rsyslogd was HUPed",
+ (int) glblGetOurPid());
+ errno = 0;
+ logmsgInternal(NO_ERRCODE, LOG_SYSLOG|LOG_INFO, (uchar*)buf, 0);
+ }
+
+ queryLocalHostname(); /* re-read our name */
+ ruleset.IterateAllActions(ourConf, doHUPActions, NULL);
+ lookupDoHUP();
+}
+
+/* rsyslogdDoDie() is a signal handler. If called, it sets the bFinished variable
+ * to indicate the program should terminate. However, it does not terminate
+ * it itself, because that causes issues with multi-threading. The actual
+ * termination is then done on the main thread. This solution might introduce
+ * a minimal delay, but it is much cleaner than the approach of doing everything
+ * inside the signal handler.
+ * rgerhards, 2005-10-26
+ * Note:
+ * - we do not call DBGPRINTF() as this may cause us to block in case something
+ * with the threading is wrong.
+ * - we do not really care about the return state of write(), but we need this
+ * strange check we do to silence compiler warnings (thanks, Ubuntu!)
+ */
+void
+rsyslogdDoDie(int sig)
+{
+# define MSG1 "DoDie called.\n"
+# define MSG2 "DoDie called 5 times - unconditional exit\n"
+ static int iRetries = 0; /* debug aid */
+ dbgprintf(MSG1);
+ if(Debug == DEBUG_FULL) {
+ if(write(1, MSG1, sizeof(MSG1) - 1)) {}
+ }
+ if(iRetries++ == 4) {
+ if(Debug == DEBUG_FULL) {
+ if(write(1, MSG2, sizeof(MSG2) - 1)) {}
+ }
+ abort();
+ }
+ bFinished = sig;
+ if(glblDebugOnShutdown) {
+ /* kind of hackish - set to 0, so that debug_swith will enable
+ * and AND emit the "start debug log" message.
+ */
+ debugging_on = 0;
+ rsyslogdDebugSwitch();
+ }
+# undef MSG1
+# undef MSG2
+}
+
+
+/* This is the main processing loop. It is called after successful initialization.
+ * When it returns, the syslogd terminates.
+ * Its sole function is to provide some housekeeping things. The real work is done
+ * by the other threads spawned.
+ */
+static void
+mainloop(void)
+{
+ struct timeval tvSelectTimeout;
+
+ BEGINfunc
+ /* first check if we have any internal messages queued and spit them out. We used
+ * to do that on any loop iteration, but that is no longer necessry. The reason
+ * is that once we reach this point here, we always run on multiple threads and
+ * thus the main queue is properly initialized. -- rgerhards, 2008-06-09
+ */
+ processImInternal();
+
+ while(!bFinished){
+ /* this is now just a wait - please note that we do use a near-"eternal"
+ * timeout of 1 day. This enables us to help safe the environment
+ * by not unnecessarily awaking rsyslog on a regular tick (just think
+ * powertop, for example). In that case, we primarily wait for a signal,
+ * but a once-a-day wakeup should be quite acceptable. -- rgerhards, 2008-06-09
+ */
+ tvSelectTimeout.tv_sec = 86400 /*1 day*/;
+ tvSelectTimeout.tv_usec = 0;
+ select(1, NULL, NULL, NULL, &tvSelectTimeout);
+ if(bFinished)
+ break; /* exit as quickly as possible */
+
+ if(bHadHUP) {
+ doHUP();
+ bHadHUP = 0;
+ continue;
+ }
+ }
+ ENDfunc
+}
+
+
+/* Finalize and destruct all actions.
+ */
+void
+rsyslogd_destructAllActions(void)
+{
+ ruleset.DestructAllActions(runConf);
+ bHaveMainQueue = 0; /* flag that internal messages need to be temporarily stored */
+}
+
+
+/* de-initialize everything, make ready for termination */
+static void
+deinitAll(void)
+{
+ char buf[256];
+
+ DBGPRINTF("exiting on signal %d\n", bFinished);
+
+ /* IMPORTANT: we should close the inputs first, and THEN send our termination
+ * message. If we do it the other way around, logmsgInternal() may block on
+ * a full queue and the inputs still fill up that queue. Depending on the
+ * scheduling order, we may end up with logmsgInternal being held for a quite
+ * long time. When the inputs are terminated first, that should not happen
+ * because the queue is drained in parallel. The situation could only become
+ * an issue with extremely long running actions in a queue full environment.
+ * However, such actions are at least considered poorly written, if not
+ * outright wrong. So we do not care about this very remote problem.
+ * rgerhards, 2008-01-11
+ */
+
+ /* close the inputs */
+ DBGPRINTF("Terminating input threads...\n");
+ glbl.SetGlobalInputTermination();
+ thrdTerminateAll();
+
+ /* and THEN send the termination log message (see long comment above) */
+ if(bFinished && runConf->globals.bLogStatusMsgs) {
+ (void) snprintf(buf, sizeof(buf) / sizeof(char),
+ " [origin software=\"rsyslogd\" " "swVersion=\"" VERSION \
+ "\" x-pid=\"%d\" x-info=\"http://www.rsyslog.com\"]" " exiting on signal %d.",
+ (int) glblGetOurPid(), bFinished);
+ errno = 0;
+ logmsgInternal(NO_ERRCODE, LOG_SYSLOG|LOG_INFO, (uchar*)buf, 0);
+ }
+ /* we sleep for 50ms to give the queue a chance to pick up the exit message;
+ * otherwise we have seen cases where the message did not make it to log
+ * files, even on idle systems.
+ */
+ srSleep(0, 50);
+
+ /* drain queue (if configured so) and stop main queue worker thread pool */
+ DBGPRINTF("Terminating main queue...\n");
+ qqueueDestruct(&pMsgQueue);
+ pMsgQueue = NULL;
+
+ /* Free ressources and close connections. This includes flushing any remaining
+ * repeated msgs.
+ */
+ DBGPRINTF("Terminating outputs...\n");
+ rsyslogd_destructAllActions();
+
+ DBGPRINTF("all primary multi-thread sources have been terminated - now doing aux cleanup...\n");
+
+ DBGPRINTF("destructing current config...\n");
+ rsconf.Destruct(&runConf);
+
+ modExitIminternal();
+
+ if(pInternalInputName != NULL)
+ prop.Destruct(&pInternalInputName);
+
+ /* the following line cleans up CfSysLineHandlers that were not based on loadable
+ * modules. As such, they are not yet cleared. */
+ unregCfSysLineHdlrs();
+
+ /*dbgPrintAllDebugInfo(); / * this is the last spot where this can be done - below output modules are unloaded! */
+
+ syslogd_releaseClassPointers();
+
+ parserClassExit();
+ rsconfClassExit();
+ strExit();
+ ratelimitModExit();
+ dnscacheDeinit();
+ thrdExit();
+
+ module.UnloadAndDestructAll(eMOD_LINK_ALL);
+
+ rsrtExit(); /* runtime MUST always be deinitialized LAST (except for debug system) */
+ DBGPRINTF("Clean shutdown completed, bye\n");
+
+ /* dbgClassExit MUST be the last one, because it de-inits the debug system */
+ dbgClassExit();
+
+ /* NO CODE HERE - dbgClassExit() must be the last thing before exit()! */
+ syslogd_die();
+}
+
+/* This is the main entry point into rsyslogd. This must be a function in its own
+ * right in order to intialize the debug system in a portable way (otherwise we would
+ * need to have a statement before variable definitions.
+ * rgerhards, 20080-01-28
+ */
+int
+main(int argc, char **argv)
+{
+ dbgClassInit();
+ initAll(argc, argv);
+ sd_notify(0, "READY=1");
+
+ mainloop();
+ deinitAll();
+ return 0;
+}
diff --git a/tools/smfile.c b/tools/smfile.c
index e1e8c01..71f3d8b 100644
--- a/tools/smfile.c
+++ b/tools/smfile.c
@@ -12,24 +12,23 @@
*
* File begun on 2010-06-01 by RGerhards
*
- * Copyright 2010-2013 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
#include "rsyslog.h"
diff --git a/tools/smfile.h b/tools/smfile.h
index 10946db..893a951 100644
--- a/tools/smfile.h
+++ b/tools/smfile.h
@@ -3,24 +3,23 @@
*
* File begun on 2010-06-04 by RGerhards
*
- * Copyright 2010 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#ifndef SMFILE_H_INCLUDED
#define SMFILE_H_INCLUDED 1
diff --git a/tools/smfwd.c b/tools/smfwd.c
index e9b30ac..62bf7fe 100644
--- a/tools/smfwd.c
+++ b/tools/smfwd.c
@@ -9,24 +9,23 @@
*
* File begun on 2010-06-01 by RGerhards
*
- * Copyright 2010-2013 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
#include "rsyslog.h"
diff --git a/tools/smfwd.h b/tools/smfwd.h
index 191a6bf..78bb1e3 100644
--- a/tools/smfwd.h
+++ b/tools/smfwd.h
@@ -2,24 +2,23 @@
*
* File begun on 2010-06-04 by RGerhards
*
- * Copyright 2010 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#ifndef SMFWD_H_INCLUDED
#define SMFWD_H_INCLUDED 1
diff --git a/tools/smtradfile.c b/tools/smtradfile.c
index 5239f93..35072aa 100644
--- a/tools/smtradfile.c
+++ b/tools/smtradfile.c
@@ -9,24 +9,23 @@
*
* File begun on 2010-06-01 by RGerhards
*
- * Copyright 2010-2013 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
#include "rsyslog.h"
diff --git a/tools/smtradfile.h b/tools/smtradfile.h
index afc737e..7f61fdb 100644
--- a/tools/smtradfile.h
+++ b/tools/smtradfile.h
@@ -3,24 +3,23 @@
*
* File begun on 2010-06-01 by RGerhards
*
- * Copyright 2010 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#ifndef SMTRADFILE_H_INCLUDED
#define SMTRADFILE_H_INCLUDED 1
diff --git a/tools/smtradfwd.c b/tools/smtradfwd.c
index 284b703..6ffab9b 100644
--- a/tools/smtradfwd.c
+++ b/tools/smtradfwd.c
@@ -9,24 +9,23 @@
*
* File begun on 2010-06-01 by RGerhards
*
- * Copyright 2010-2013 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "config.h"
#include "rsyslog.h"
diff --git a/tools/smtradfwd.h b/tools/smtradfwd.h
index 9ff0ab5..7ac6dea 100644
--- a/tools/smtradfwd.h
+++ b/tools/smtradfwd.h
@@ -2,24 +2,23 @@
*
* File begun on 2010-06-04 by RGerhards
*
- * Copyright 2010 Rainer Gerhards and Adiscon GmbH.
+ * Copyright 2010-2014 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#ifndef SMTRADFWD_H_INCLUDED
#define SMTRADFWD_H_INCLUDED 1
diff --git a/tools/syslogd.c b/tools/syslogd.c
index 94ec71e..ec0beb7 100644
--- a/tools/syslogd.c
+++ b/tools/syslogd.c
@@ -1,10 +1,16 @@
/**
- * \brief This is the main file of the rsyslogd daemon.
+ * main rsyslog file with GPLv3 content.
*
- * Please visit the rsyslog project at
+ * *********************** NOTE ************************
+ * * Do no longer patch this file. If there is hard *
+ * * need to, talk to Rainer as to how we can make any *
+ * * patch be licensed under ASL 2.0. *
+ * * THIS FILE WILL GO AWAY. The new main file is *
+ * * rsyslogd.c. *
+ * *****************************************************
*
+ * Please visit the rsyslog project at
* http://www.rsyslog.com
- *
* to learn more about it and discuss any questions you may have.
*
* rsyslog had initially been forked from the sysklogd project.
@@ -18,8 +24,6 @@
* This Project was intiated and is maintained by
* Rainer Gerhards <rgerhards@hq.adiscon.com>.
*
- * For further information, please see http://www.rsyslog.com
- *
* rsyslog - An Enhanced syslogd Replacement.
* Copyright 2003-2014 Rainer Gerhards and Adiscon GmbH.
*
@@ -43,8 +47,6 @@
#include "config.h"
#include "rsyslog.h"
-#define DEFUPRI (LOG_USER|LOG_NOTICE)
-
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
@@ -82,18 +84,11 @@
#endif
#include <signal.h>
-#include <liblogging/stdlog.h>
#if HAVE_PATHS_H
#include <paths.h>
#endif
-#ifdef USE_NETZIP
-#include <zlib.h>
-#endif
-
-extern int yydebug; /* interface to flex */
-
#include <netdb.h>
#include "pidfile.h"
@@ -105,179 +100,82 @@ extern int yydebug; /* interface to flex */
#include "syslogd.h"
#include "msg.h"
-#include "modules.h"
-#include "action.h"
#include "iminternal.h"
-#include "cfsysline.h"
#include "threads.h"
-#include "wti.h"
-#include "queue.h"
-#include "stream.h"
-#include "conf.h"
-#include "errmsg.h"
-#include "datetime.h"
#include "parser.h"
-#include "batch.h"
#include "unicode-helper.h"
-#include "ruleset.h"
#include "net.h"
-#include "prop.h"
-#include "rsconf.h"
#include "dnscache.h"
#include "sd-daemon.h"
-#include "rainerscript.h"
#include "ratelimit.h"
/* definitions for objects we access */
DEFobjCurrIf(obj)
DEFobjCurrIf(glbl)
-DEFobjCurrIf(datetime) /* TODO: make go away! */
-DEFobjCurrIf(conf)
-DEFobjCurrIf(module)
-DEFobjCurrIf(errmsg)
-DEFobjCurrIf(ruleset)
-DEFobjCurrIf(prop)
-DEFobjCurrIf(parser)
-DEFobjCurrIf(rsconf)
DEFobjCurrIf(net) /* TODO: make go away! */
/* forward definitions */
-static rsRetVal GlobalClassExit(void);
-static rsRetVal queryLocalHostname(void);
+rsRetVal queryLocalHostname(void);
+
+/* forward defintions from rsyslogd.c (ASL 2.0 code) */
+extern ratelimit_t *internalMsg_ratelimiter;
+extern uchar *ConfFile;
+extern ratelimit_t *dflt_ratelimiter;
+extern void rsyslogd_usage(void);
+extern rsRetVal rsyslogdInit(void);
+extern void rsyslogd_destructAllActions(void);
+extern void rsyslogd_sigttin_handler();
+void rsyslogd_submitErrMsg(const int severity, const int iErr, const uchar *msg);
+rsRetVal rsyslogd_InitGlobalClasses(void);
+rsRetVal rsyslogd_InitStdRatelimiters(void);
+rsRetVal rsyslogdInit(void);
+void rsyslogdDebugSwitch();
+void rsyslogdDoDie(int sig);
-#ifndef _PATH_LOGCONF
-#define _PATH_LOGCONF "/etc/rsyslog.conf"
-#endif
-
-#ifndef _PATH_MODDIR
-# if defined(__FreeBSD__)
-# define _PATH_MODDIR "/usr/local/lib/rsyslog/"
-# else
-# define _PATH_MODDIR "/lib/rsyslog/"
-# endif
-#endif
-
#if defined(SYSLOGD_PIDNAME)
# undef _PATH_LOGPID
-# if defined(FSSTND)
-# ifdef OS_BSD
-# define _PATH_VARRUN "/var/run/"
-# endif
-# if defined(__sun) || defined(__hpux)
-# define _PATH_VARRUN "/var/run/"
-# endif
-# define _PATH_LOGPID _PATH_VARRUN SYSLOGD_PIDNAME
-# else
-# define _PATH_LOGPID "/etc/" SYSLOGD_PIDNAME
-# endif
+# define _PATH_LOGPID "/etc/" SYSLOGD_PIDNAME
#else
# ifndef _PATH_LOGPID
-# if defined(__sun) || defined(__hpux)
-# define _PATH_VARRUN "/var/run/"
-# endif
-# if defined(FSSTND)
-# define _PATH_LOGPID _PATH_VARRUN "rsyslogd.pid"
-# else
-# define _PATH_LOGPID "/etc/rsyslogd.pid"
-# endif
+# define _PATH_LOGPID "/etc/rsyslogd.pid"
# endif
#endif
#ifndef _PATH_TTY
# define _PATH_TTY "/dev/tty"
#endif
+char *PidFile = _PATH_LOGPID; /* read-only after startup */
-rsconf_t *ourConf; /* our config object */
-
-static prop_t *pInternalInputName = NULL; /* there is only one global inputName for all internally-generated messages */
-static uchar *ConfFile = (uchar*) _PATH_LOGCONF; /* read-only after startup */
-static char *PidFile = _PATH_LOGPID; /* read-only after startup */
-
-/* mypid is read-only after the initial fork() */
-static int bHadHUP = 0; /* did we have a HUP? */
-
-static int bFinished = 0; /* used by termination signal handler, read-only except there
- * is either 0 or the number of the signal that requested the
- * termination.
- */
+int bHadHUP = 0; /* did we have a HUP? */
+int bFinished = 0; /* used by termination signal handler, read-only except there
+ * is either 0 or the number of the signal that requested the
+ * termination.
+ */
int iConfigVerify = 0; /* is this just a config verify run? */
-
-#define LIST_DELIMITER ':' /* delimiter between two hosts */
-
-static pid_t ppid; /* This is a quick and dirty hack used for spliting main/startup thread */
-
-struct queuefilenames_s {
- struct queuefilenames_s *next;
- uchar *name;
-} *queuefilenames = NULL;
-
-
-static ratelimit_t *dflt_ratelimiter = NULL; /* ratelimiter for submits without explicit one */
-static ratelimit_t *internalMsg_ratelimiter = NULL; /* ratelimiter for rsyslog-own messages */
-int MarkInterval = 20 * 60; /* interval between marks in seconds - read-only after startup */
-int send_to_all = 0; /* send message to all IPv4/IPv6 addresses */
-static int doFork = 1; /* fork - run in daemon mode - read-only after startup */
-int bHaveMainQueue = 0;/* set to 1 if the main queue - in queueing mode - is available
- * If the main queue is either not yet ready or not running in
- * queueing mode (mode DIRECT!), then this is set to 0.
- */
-
-extern int errno;
-
-/* main message queue and its configuration parameters */
-qqueue_t *pMsgQueue = NULL; /* the main message queue */
+pid_t ppid; /* This is a quick and dirty hack used for spliting main/startup thread */
+int doFork = 1; /* fork - run in daemon mode - read-only after startup */
/* up to the next comment, prototypes that should be removed by reordering */
/* Function prototypes. */
-static char **crunch_list(char *list);
static void reapchild();
-static void debug_switch();
-static void sighup_handler();
-
-
-static int usage(void)
-{
- fprintf(stderr, "usage: rsyslogd [-46AdnqQvwx] [-l<hostlist>] [-s<domainlist>]\n"
- " [-f<conffile>] [-i<pidfile>] [-N<level>] [-M<module load path>]\n"
- " [-u<number>]\n"
- "For further information see http://www.rsyslog.com/doc\n");
- exit(1); /* "good" exit - done to terminate usage() */
-}
-
-
-/* ------------------------------ some support functions for imdiag ------------------------------ *
- * This is a bit dirty, but the only way to do it, at least with reasonable effort.
- * rgerhards, 2009-05-25
- */
-
-/* return back the approximate current number of messages in the main message queue
- * This number includes the messages that reside in an associated DA queue (if
- * it exists) -- rgerhards, 2009-10-14
- */
-rsRetVal
-diagGetMainMsgQSize(int *piSize)
-{
- DEFiRet;
- assert(piSize != NULL);
- *piSize = (pMsgQueue->pqDA != NULL) ? pMsgQueue->pqDA->iQueueSize : 0;
- *piSize += pMsgQueue->iQueueSize;
- RETiRet;
-}
-
-
-/* ------------------------------ end support functions for imdiag ------------------------------ */
+#define LIST_DELIMITER ':' /* delimiter between two hosts */
/* rgerhards, 2005-10-24: crunch_list is called only during option processing. So
* it is never called once rsyslogd is running. This code
* contains some exits, but they are considered safe because they only happen
* during startup. Anyhow, when we review the code here, we might want to
* reconsider the exit()s.
+ * Note: this stems back to sysklogd, so we cannot put it under ASL 2.0. But
+ * we may want to check if the code inside the BSD sources is exactly the same
+ * (remember that sysklogd forked the BSD sources). If so, the BSD license applies
+ * and permits us to move to ASL 2.0 (but we need to check the fine details).
+ * Probably it is best just to rewrite this code.
*/
-static char **crunch_list(char *list)
+char **syslogd_crunch_list(char *list)
{
int count, i;
char *p, *q;
@@ -330,15 +228,11 @@ static char **crunch_list(char *list)
strcpy(result[count],p);
result[++count] = NULL;
-#if 0
- count=0;
- while (result[count])
- DBGPRINTF("#%d: %s\n", count, StripDomains[count++]);
-#endif
return result;
}
+/* also stems back to sysklogd in whole */
void untty(void)
#ifdef HAVE_SETSID
{
@@ -353,11 +247,13 @@ void untty(void)
pid_t pid;
if(!Debug) {
+ /* Peng Haitao <penght@cn.fujitsu.com> contribution */
pid = getpid();
if (setpgid(pid, pid) < 0) {
perror("setpgid");
exit(1);
}
+ /* end Peng Haitao <penght@cn.fujitsu.com> contribution */
i = open(_PATH_TTY, O_RDWR|O_CLOEXEC);
if (i >= 0) {
@@ -375,324 +271,7 @@ void untty(void)
}
#endif
-
-/* This takes a received message that must be decoded and submits it to
- * the main message queue. This is a legacy function which is being provided
- * to aid older input plugins that do not support message creation via
- * the new interfaces themselves. It is not recommended to use this
- * function for new plugins. -- rgerhards, 2009-10-12
- */
-rsRetVal
-parseAndSubmitMessage(uchar *hname, uchar *hnameIP, uchar *msg, int len, int flags, flowControl_t flowCtlType,
- prop_t *pInputName, struct syslogTime *stTime, time_t ttGenTime, ruleset_t *pRuleset)
-{
- prop_t *pProp = NULL;
- msg_t *pMsg;
- DEFiRet;
-
- /* we now create our own message object and submit it to the queue */
- if(stTime == NULL) {
- CHKiRet(msgConstruct(&pMsg));
- } else {
- CHKiRet(msgConstructWithTime(&pMsg, stTime, ttGenTime));
- }
- if(pInputName != NULL)
- MsgSetInputName(pMsg, pInputName);
- MsgSetRawMsg(pMsg, (char*)msg, len);
- MsgSetFlowControlType(pMsg, flowCtlType);
- MsgSetRuleset(pMsg, pRuleset);
- pMsg->msgFlags = flags | NEEDS_PARSING;
-
- MsgSetRcvFromStr(pMsg, hname, ustrlen(hname), &pProp);
- CHKiRet(prop.Destruct(&pProp));
- CHKiRet(MsgSetRcvFromIPStr(pMsg, hnameIP, ustrlen(hnameIP), &pProp));
- CHKiRet(prop.Destruct(&pProp));
- CHKiRet(submitMsg2(pMsg));
-
-finalize_it:
- RETiRet;
-}
-
-
-/* this is a special function used to submit an error message. This
- * function is also passed to the runtime library as the generic error
- * message handler. -- rgerhards, 2008-04-17
- */
-void
-submitErrMsg(const int severity, const int iErr, const uchar *msg)
-{
- logmsgInternal(iErr, LOG_SYSLOG|(severity & 0x07), msg, 0);
-}
-
-
-static inline rsRetVal
-submitMsgWithDfltRatelimiter(msg_t *pMsg)
-{
- return ratelimitAddMsg(dflt_ratelimiter, NULL, pMsg);
-}
-
-/* This function logs a message to rsyslog itself, using its own
- * internal structures. This means external programs (like the
- * system journal) will never see this message.
- */
-static rsRetVal
-logmsgInternalSelf(const int iErr, const int pri, const size_t lenMsg,
- const char *__restrict__ const msg, int flags)
-{
- uchar pszTag[33];
- msg_t *pMsg;
- DEFiRet;
-
- CHKiRet(msgConstruct(&pMsg));
- MsgSetInputName(pMsg, pInternalInputName);
- MsgSetRawMsg(pMsg, (char*)msg, lenMsg);
- MsgSetHOSTNAME(pMsg, glbl.GetLocalHostName(), ustrlen(glbl.GetLocalHostName()));
- MsgSetRcvFrom(pMsg, glbl.GetLocalHostNameProp());
- MsgSetRcvFromIP(pMsg, glbl.GetLocalHostIP());
- MsgSetMSGoffs(pMsg, 0);
- /* check if we have an error code associated and, if so,
- * adjust the tag. -- rgerhards, 2008-06-27
- */
- if(iErr == NO_ERRCODE) {
- MsgSetTAG(pMsg, UCHAR_CONSTANT("rsyslogd:"), sizeof("rsyslogd:") - 1);
- } else {
- size_t len = snprintf((char*)pszTag, sizeof(pszTag), "rsyslogd%d:", iErr);
- pszTag[32] = '\0'; /* just to make sure... */
- MsgSetTAG(pMsg, pszTag, len);
- }
- pMsg->iFacility = LOG_FAC(pri);
- pMsg->iSeverity = LOG_PRI(pri);
- flags |= INTERNAL_MSG;
- pMsg->msgFlags = flags;
-
- if(bHaveMainQueue == 0) { /* not yet in queued mode */
- iminternalAddMsg(pMsg);
- } else {
- /* we have the queue, so we can simply provide the
- * message to the queue engine.
- */
- ratelimitAddMsg(internalMsg_ratelimiter, NULL, pMsg);
- }
-finalize_it:
- RETiRet;
-}
-
-
-/* rgerhards 2004-11-09: the following is a function that can be used
- * to log a message orginating from the syslogd itself.
- */
-rsRetVal
-logmsgInternal(int iErr, int pri, const uchar *const msg, int flags)
-{
- size_t lenMsg;
- unsigned i;
- char *bufModMsg = NULL; /* buffer for modified message, should we need to modify */
- DEFiRet;
-
- /* we first do a path the remove control characters that may have accidently
- * introduced (program error!). This costs performance, but we do not expect
- * to be called very frequently in any case ;) -- rgerhards, 2013-12-19.
- */
- lenMsg = ustrlen(msg);
- for(i = 0 ; i < lenMsg ; ++i) {
- if(msg[i] < 0x20 || msg[i] == 0x7f) {
- if(bufModMsg == NULL) {
- CHKmalloc(bufModMsg = strdup((char*) msg));
- }
- bufModMsg[i] = ' ';
- }
- }
-
- if(bProcessInternalMessages) {
- CHKiRet(logmsgInternalSelf(iErr, pri, lenMsg,
- (bufModMsg == NULL) ? (char*)msg : bufModMsg,
- flags));
- } else {
- stdlog_log(stdlog_hdl, LOG_PRI(pri), "%s",
- (bufModMsg == NULL) ? (char*)msg : bufModMsg);
- }
-
- /* we now check if we should print internal messages out to stderr. This was
- * suggested by HKS as a way to help people troubleshoot rsyslog configuration
- * (by running it interactively. This makes an awful lot of sense, so I add
- * it here. -- rgerhards, 2008-07-28
- * Note that error messages can not be disabled during a config verify. This
- * permits us to process unmodified config files which otherwise contain a
- * supressor statement.
- */
- if(((Debug == DEBUG_FULL || !doFork) && ourConf->globals.bErrMsgToStderr) || iConfigVerify) {
- if(LOG_PRI(pri) == LOG_ERR)
- fprintf(stderr, "rsyslogd: %s\n", (bufModMsg == NULL) ? (char*)msg : bufModMsg);
- }
-
-finalize_it:
- free(bufModMsg);
- RETiRet;
-}
-
-
-/* preprocess a batch of messages, that is ready them for actual processing. This is done
- * as a first stage and totally in parallel to any other worker active in the system. So
- * it helps us keep up the overall concurrency level.
- * rgerhards, 2010-06-09
- */
-static inline rsRetVal
-preprocessBatch(batch_t *pBatch, int *pbShutdownImmediate) {
- prop_t *ip;
- prop_t *fqdn;
- prop_t *localName;
- prop_t *propFromHost = NULL;
- prop_t *propFromHostIP = NULL;
- int bIsPermitted;
- msg_t *pMsg;
- int i;
- rsRetVal localRet;
- DEFiRet;
-
- for(i = 0 ; i < pBatch->nElem && !*pbShutdownImmediate ; i++) {
- pMsg = pBatch->pElem[i].pMsg;
- if((pMsg->msgFlags & NEEDS_ACLCHK_U) != 0) {
- DBGPRINTF("msgConsumer: UDP ACL must be checked for message (hostname-based)\n");
- if(net.cvthname(pMsg->rcvFrom.pfrominet, &localName, &fqdn, &ip) != RS_RET_OK)
- continue;
- bIsPermitted = net.isAllowedSender2((uchar*)"UDP",
- (struct sockaddr *)pMsg->rcvFrom.pfrominet, (char*)propGetSzStr(fqdn), 1);
- if(!bIsPermitted) {
- DBGPRINTF("Message from '%s' discarded, not a permitted sender host\n",
- propGetSzStr(fqdn));
- pBatch->eltState[i] = BATCH_STATE_DISC;
- } else {
- /* save some of the info we obtained */
- MsgSetRcvFrom(pMsg, localName);
- CHKiRet(MsgSetRcvFromIP(pMsg, ip));
- pMsg->msgFlags &= ~NEEDS_ACLCHK_U;
- }
- }
- if((pMsg->msgFlags & NEEDS_PARSING) != 0) {
- if((localRet = parser.ParseMsg(pMsg)) != RS_RET_OK) {
- DBGPRINTF("Message discarded, parsing error %d\n", localRet);
- pBatch->eltState[i] = BATCH_STATE_DISC;
- }
- }
- }
-
-finalize_it:
- if(propFromHost != NULL)
- prop.Destruct(&propFromHost);
- if(propFromHostIP != NULL)
- prop.Destruct(&propFromHostIP);
- RETiRet;
-}
-
-/* The consumer of dequeued messages. This function is called by the
- * queue engine on dequeueing of a message. It runs on a SEPARATE
- * THREAD. It receives an array of pointers, which it must iterate
- * over. We do not do any further batching, as this is of no benefit
- * for the main queue.
- */
-static rsRetVal
-msgConsumer(void __attribute__((unused)) *notNeeded, batch_t *pBatch, wti_t *pWti)
-{
- DEFiRet;
- assert(pBatch != NULL);
- preprocessBatch(pBatch, pWti->pbShutdownImmediate);
- ruleset.ProcessBatch(pBatch, pWti);
-//TODO: the BATCH_STATE_COMM must be set somewhere down the road, but we
-//do not have this yet and so we emulate -- 2010-06-10
-int i;
- for(i = 0 ; i < pBatch->nElem && !*pWti->pbShutdownImmediate ; i++) {
- pBatch->eltState[i] = BATCH_STATE_COMM;
- }
- RETiRet;
-}
-
-
-/* submit a message to the main message queue. This is primarily
- * a hook to prevent the need for callers to know about the main message queue
- * rgerhards, 2008-02-13
- */
-rsRetVal
-submitMsg2(msg_t *pMsg)
-{
- qqueue_t *pQueue;
- ruleset_t *pRuleset;
- DEFiRet;
-
- ISOBJ_TYPE_assert(pMsg, msg);
-
- pRuleset = MsgGetRuleset(pMsg);
- pQueue = (pRuleset == NULL) ? pMsgQueue : ruleset.GetRulesetQueue(pRuleset);
-
- /* if a plugin logs a message during shutdown, the queue may no longer exist */
- if(pQueue == NULL) {
- DBGPRINTF("submitMsg2() could not submit message - "
- "queue does (no longer?) exist - ignored\n");
- FINALIZE;
- }
-
- qqueueEnqMsg(pQueue, pMsg->flowCtlType, pMsg);
-
-finalize_it:
- RETiRet;
-}
-
-rsRetVal
-submitMsg(msg_t *pMsg)
-{
- return submitMsgWithDfltRatelimiter(pMsg);
-}
-
-
-/* submit multiple messages at once, very similar to submitMsg, just
- * for multi_submit_t. All messages need to go into the SAME queue!
- * rgerhards, 2009-06-16
- */
-rsRetVal
-multiSubmitMsg2(multi_submit_t *pMultiSub)
-{
- qqueue_t *pQueue;
- ruleset_t *pRuleset;
- DEFiRet;
- assert(pMultiSub != NULL);
-
- if(pMultiSub->nElem == 0)
- FINALIZE;
-
- pRuleset = MsgGetRuleset(pMultiSub->ppMsgs[0]);
- pQueue = (pRuleset == NULL) ? pMsgQueue : ruleset.GetRulesetQueue(pRuleset);
-
- /* if a plugin logs a message during shutdown, the queue may no longer exist */
- if(pQueue == NULL) {
- DBGPRINTF("multiSubmitMsg() could not submit message - "
- "queue does (no longer?) exist - ignored\n");
- FINALIZE;
- }
-
- iRet = pQueue->MultiEnq(pQueue, pMultiSub);
- pMultiSub->nElem = 0;
-
-finalize_it:
- RETiRet;
-}
-rsRetVal
-multiSubmitMsg(multi_submit_t *pMultiSub) /* backward compat. level */
-{
- return multiSubmitMsg2(pMultiSub);
-}
-
-
-/* flush multiSubmit, e.g. at end of read records */
-rsRetVal
-multiSubmitFlush(multi_submit_t *pMultiSub)
-{
- DEFiRet;
- if(pMultiSub->nElem > 0) {
- iRet = multiSubmitMsg2(pMultiSub);
- }
- RETiRet;
-}
-
-
+/* function stems back to sysklogd */
static void
reapchild()
{
@@ -709,185 +288,12 @@ reapchild()
}
-static void debug_switch()
-{
- time_t tTime;
- struct tm tp;
- struct sigaction sigAct;
-
- datetime.GetTime(&tTime);
- localtime_r(&tTime, &tp);
- if(debugging_on == 0) {
- debugging_on = 1;
- dbgprintf("\n");
- dbgprintf("\n");
- dbgprintf("********************************************************************************\n");
- dbgprintf("Switching debugging_on to true at %2.2d:%2.2d:%2.2d\n",
- tp.tm_hour, tp.tm_min, tp.tm_sec);
- dbgprintf("********************************************************************************\n");
- } else {
- dbgprintf("********************************************************************************\n");
- dbgprintf("Switching debugging_on to false at %2.2d:%2.2d:%2.2d\n",
- tp.tm_hour, tp.tm_min, tp.tm_sec);
- dbgprintf("********************************************************************************\n");
- dbgprintf("\n");
- dbgprintf("\n");
- debugging_on = 0;
- }
- memset(&sigAct, 0, sizeof (sigAct));
- sigemptyset(&sigAct.sa_mask);
- sigAct.sa_handler = debug_switch;
- sigaction(SIGUSR1, &sigAct, NULL);
-}
-
-
-/* doDie() is a signal handler. If called, it sets the bFinished variable
- * to indicate the program should terminate. However, it does not terminate
- * it itself, because that causes issues with multi-threading. The actual
- * termination is then done on the main thread. This solution might introduce
- * a minimal delay, but it is much cleaner than the approach of doing everything
- * inside the signal handler.
- * rgerhards, 2005-10-26
- * Note:
- * - we do not call DBGPRINTF() as this may cause us to block in case something
- * with the threading is wrong.
- * - we do not really care about the return state of write(), but we need this
- * strange check we do to silence compiler warnings (thanks, Ubuntu!)
- */
-static void doDie(int sig)
-{
-# define MSG1 "DoDie called.\n"
-# define MSG2 "DoDie called 5 times - unconditional exit\n"
- static int iRetries = 0; /* debug aid */
- dbgprintf(MSG1);
- if(Debug == DEBUG_FULL) {
- if(write(1, MSG1, sizeof(MSG1) - 1)) {}
- }
- if(iRetries++ == 4) {
- if(Debug == DEBUG_FULL) {
- if(write(1, MSG2, sizeof(MSG2) - 1)) {}
- }
- abort();
- }
- bFinished = sig;
- if(glblDebugOnShutdown) {
- /* kind of hackish - set to 0, so that debug_swith will enable
- * and AND emit the "start debug log" message.
- */
- debugging_on = 0;
- debug_switch();
- }
-# undef MSG1
-# undef MSG2
-}
-
-
-/* Finalize and destruct all actions.
- */
-static inline void
-destructAllActions(void)
-{
- ruleset.DestructAllActions(runConf);
- bHaveMainQueue = 0; // flag that internal messages need to be temporarily stored
-}
-
-
-/* die() is called when the program shall end. This typically only occurs
- * during sigterm or during the initialization.
- * As die() is intended to shutdown rsyslogd, it is
- * safe to call exit() here. Just make sure that die() itself is not called
- * at inapropriate places. As a general rule of thumb, it is a bad idea to add
- * any calls to die() in new code!
- * rgerhards, 2005-10-24
- */
-static void
-die(int sig)
+/* GPL code - maybe check BSD sources? */
+void
+syslogd_die(void)
{
- char buf[256];
-
- DBGPRINTF("exiting on signal %d\n", sig);
-
- /* IMPORTANT: we should close the inputs first, and THEN send our termination
- * message. If we do it the other way around, logmsgInternal() may block on
- * a full queue and the inputs still fill up that queue. Depending on the
- * scheduling order, we may end up with logmsgInternal being held for a quite
- * long time. When the inputs are terminated first, that should not happen
- * because the queue is drained in parallel. The situation could only become
- * an issue with extremely long running actions in a queue full environment.
- * However, such actions are at least considered poorly written, if not
- * outright wrong. So we do not care about this very remote problem.
- * rgerhards, 2008-01-11
- */
-
- /* close the inputs */
- DBGPRINTF("Terminating input threads...\n");
- glbl.SetGlobalInputTermination();
- thrdTerminateAll();
-
- /* and THEN send the termination log message (see long comment above) */
- if(sig && runConf->globals.bLogStatusMsgs) {
- (void) snprintf(buf, sizeof(buf) / sizeof(char),
- " [origin software=\"rsyslogd\" " "swVersion=\"" VERSION \
- "\" x-pid=\"%d\" x-info=\"http://www.rsyslog.com\"]" " exiting on signal %d.",
- (int) glblGetOurPid(), sig);
- errno = 0;
- logmsgInternal(NO_ERRCODE, LOG_SYSLOG|LOG_INFO, (uchar*)buf, 0);
- }
- /* we sleep for 50ms to give the queue a chance to pick up the exit message;
- * otherwise we have seen cases where the message did not make it to log
- * files, even on idle systems.
- */
- srSleep(0, 50);
-
- /* drain queue (if configured so) and stop main queue worker thread pool */
- DBGPRINTF("Terminating main queue...\n");
- qqueueDestruct(&pMsgQueue);
- pMsgQueue = NULL;
-
- /* Free ressources and close connections. This includes flushing any remaining
- * repeated msgs.
- */
- DBGPRINTF("Terminating outputs...\n");
- destructAllActions();
-
- DBGPRINTF("all primary multi-thread sources have been terminated - now doing aux cleanup...\n");
-
- DBGPRINTF("destructing current config...\n");
- rsconf.Destruct(&runConf);
-
- /* rger 2005-02-22
- * now clean up the in-memory structures. OK, the OS
- * would also take care of that, but if we do it
- * ourselfs, this makes finding memory leaks a lot
- * easier.
- */
- /* de-init some modules */
- modExitIminternal();
-
- /*dbgPrintAllDebugInfo(); / * this is the last spot where this can be done - below output modules are unloaded! */
-
- /* the following line cleans up CfSysLineHandlers that were not based on loadable
- * modules. As such, they are not yet cleared.
- */
- unregCfSysLineHdlrs();
-
- /* destruct our global properties */
- if(pInternalInputName != NULL)
- prop.Destruct(&pInternalInputName);
-
- /* terminate the remaining classes */
- GlobalClassExit();
-
- module.UnloadAndDestructAll(eMOD_LINK_ALL);
-
- DBGPRINTF("Clean shutdown completed, bye\n");
- /* dbgClassExit MUST be the last one, because it de-inits the debug system */
- dbgClassExit();
-
- /* NO CODE HERE - dbgClassExit() must be the last thing before exit()! */
remove_pid(PidFile);
- exit(0); /* "good" exit, this is the terminator function for rsyslog [die()] */
}
/*
@@ -900,323 +306,6 @@ static void doexit()
exit(0); /* "good" exit, only during child-creation */
}
-#if 0 /* TODO: re-enable, currently not used */
-/* helper to generateConfigDAG, to print out all actions via
- * the llExecFunc() facility.
- * rgerhards, 2007-08-02
- */
-struct dag_info {
- FILE *fp; /* output file */
- int iActUnit; /* current action unit number */
- int iAct; /* current action in unit */
- int bDiscarded; /* message discarded (config error) */
- };
-DEFFUNC_llExecFunc(generateConfigDAGAction)
-{
- action_t *pAction;
- uchar *pszModName;
- uchar *pszVertexName;
- struct dag_info *pDagInfo;
- DEFiRet;
-
- pDagInfo = (struct dag_info*) pParam;
- pAction = (action_t*) pData;
-
- pszModName = module.GetStateName(pAction->pMod);
-
- /* vertex */
- if(pAction->pszName == NULL) {
- if(!strcmp((char*)pszModName, "builtin-discard"))
- pszVertexName = (uchar*)"discard";
- else
- pszVertexName = pszModName;
- } else {
- pszVertexName = pAction->pszName;
- }
-
- fprintf(pDagInfo->fp, "\tact%d_%d\t\t[label=\"%s\"%s%s]\n",
- pDagInfo->iActUnit, pDagInfo->iAct, pszVertexName,
- pDagInfo->bDiscarded ? " style=dotted color=red" : "",
- (pAction->pQueue->qType == QUEUETYPE_DIRECT) ? "" : " shape=hexagon"
- );
-
- /* edge */
- if(pDagInfo->iAct == 0) {
- } else {
- fprintf(pDagInfo->fp, "\tact%d_%d -> act%d_%d[%s%s]\n",
- pDagInfo->iActUnit, pDagInfo->iAct - 1,
- pDagInfo->iActUnit, pDagInfo->iAct,
- pDagInfo->bDiscarded ? " style=dotted color=red" : "",
- pAction->bExecWhenPrevSusp ? " label=\"only if\\nsuspended\"" : "" );
- }
-
- /* check for discard */
- if(!strcmp((char*) pszModName, "builtin-discard")) {
- fprintf(pDagInfo->fp, "\tact%d_%d\t\t[shape=box]\n",
- pDagInfo->iActUnit, pDagInfo->iAct);
- pDagInfo->bDiscarded = 1;
- }
-
-
- ++pDagInfo->iAct;
-
- RETiRet;
-}
-
-
-/* create config DAG
- * This functions takes a rsyslog config and produces a .dot file for use
- * with graphviz (http://www.graphviz.org). This is done in an effort to
- * document, and also potentially troubleshoot, configurations. Plus, I
- * consider it a nice feature to explain some concepts. Note that the
- * current version only produces a graph with relatively little information.
- * This is a foundation that may be later expanded (if it turns out to be
- * useful enough).
- * rgerhards, 2009-05-11
- */
-static rsRetVal
-generateConfigDAG(uchar *pszDAGFile)
-{
- //rule_t *f;
- FILE *fp;
- int iActUnit = 1;
- //int bHasFilter = 0; /* filter associated with this action unit? */
- //int bHadFilter;
- //int i;
- struct dag_info dagInfo;
- //char *pszFilterName;
- char szConnectingNode[64];
- DEFiRet;
-
- assert(pszDAGFile != NULL);
-
- logmsgInternal(NO_ERRCODE, LOG_SYSLOG|LOG_INFO, (uchar*)
- "Configuration graph generation is unfortunately disabled "
- "in the current code base.", 0);
- ABORT_FINALIZE(RS_RET_FILENAME_INVALID);
-
- if((fp = fopen((char*) pszDAGFile, "w")) == NULL) {
- logmsgInternal(NO_ERRCODE, LOG_SYSLOG|LOG_INFO, (uchar*)
- "configuraton graph output file could not be opened, none generated", 0);
- ABORT_FINALIZE(RS_RET_FILENAME_INVALID);
- }
-
- dagInfo.fp = fp;
-
- /* from here on, we assume writes go well. This here is a really
- * unimportant utility function and if something goes wrong, it has
- * almost no effect. So let's not overdo this...
- */
- fprintf(fp, "# graph created by rsyslog " VERSION "\n\n"
- "# use the dot tool from http://www.graphviz.org to visualize!\n"
- "digraph rsyslogConfig {\n"
- "\tinputs [shape=tripleoctagon]\n"
- "\tinputs -> act0_0\n"
- "\tact0_0 [label=\"main\\nqueue\" shape=hexagon]\n"
- /*"\tmainq -> act1_0\n"*/
- );
- strcpy(szConnectingNode, "act0_0");
- dagInfo.bDiscarded = 0;
-
-/* TODO: re-enable! */
-#if 0
- for(f = Files; f != NULL ; f = f->f_next) {
- /* BSD-Style filters are currently ignored */
- bHadFilter = bHasFilter;
- if(f->f_filter_type == FILTER_PRI) {
- bHasFilter = 0;
- for (i = 0; i <= LOG_NFACILITIES; i++)
- if (f->f_filterData.f_pmask[i] != 0xff) {
- bHasFilter = 1;
- break;
- }
- } else {
- bHasFilter = 1;
- }
-
- /* we know we have a filter, so it can be false */
- switch(f->f_filter_type) {
- case FILTER_PRI:
- pszFilterName = "pri filter";
- break;
- case FILTER_PROP:
- pszFilterName = "property filter";
- break;
- case FILTER_EXPR:
- pszFilterName = "script filter";
- break;
- }
-
- /* write action unit node */
- if(bHasFilter) {
- fprintf(fp, "\t%s -> act%d_end\t[label=\"%s:\\nfalse\"]\n",
- szConnectingNode, iActUnit, pszFilterName);
- fprintf(fp, "\t%s -> act%d_0\t[label=\"%s:\\ntrue\"]\n",
- szConnectingNode, iActUnit, pszFilterName);
- fprintf(fp, "\tact%d_end\t\t\t\t[shape=point]\n", iActUnit);
- snprintf(szConnectingNode, sizeof(szConnectingNode), "act%d_end", iActUnit);
- } else {
- fprintf(fp, "\t%s -> act%d_0\t[label=\"no filter\"]\n",
- szConnectingNode, iActUnit);
- snprintf(szConnectingNode, sizeof(szConnectingNode), "act%d_0", iActUnit);
- }
-
- /* draw individual nodes */
- dagInfo.iActUnit = iActUnit;
- dagInfo.iAct = 0;
- dagInfo.bDiscarded = 0;
- llExecFunc(&f->llActList, generateConfigDAGAction, &dagInfo); /* actions */
-
- /* finish up */
- if(bHasFilter && !dagInfo.bDiscarded) {
- fprintf(fp, "\tact%d_%d -> %s\n",
- iActUnit, dagInfo.iAct - 1, szConnectingNode);
- }
-
- ++iActUnit;
- }
-#endif
-
- fprintf(fp, "\t%s -> act%d_0\n", szConnectingNode, iActUnit);
- fprintf(fp, "\tact%d_0\t\t[label=discard shape=box]\n"
- "}\n", iActUnit);
- fclose(fp);
-
-finalize_it:
- RETiRet;
-}
-#endif
-
-
-/* create a main message queue, now also used for ruleset queues. This function
- * needs to be moved to some other module, but it is considered acceptable for
- * the time being (remember that we want to restructure config processing at large!).
- * rgerhards, 2009-10-27
- */
-rsRetVal createMainQueue(qqueue_t **ppQueue, uchar *pszQueueName, struct nvlst *lst)
-{
- struct queuefilenames_s *qfn;
- uchar *qfname = NULL;
- static int qfn_renamenum = 0;
- uchar qfrenamebuf[1024];
- DEFiRet;
-
- /* create message queue */
- CHKiRet_Hdlr(qqueueConstruct(ppQueue, ourConf->globals.mainQ.MainMsgQueType, ourConf->globals.mainQ.iMainMsgQueueNumWorkers, ourConf->globals.mainQ.iMainMsgQueueSize, msgConsumer)) {
- /* no queue is fatal, we need to give up in that case... */
- errmsg.LogError(0, iRet, "could not create (ruleset) main message queue"); \
- }
- /* name our main queue object (it's not fatal if it fails...) */
- obj.SetName((obj_t*) (*ppQueue), pszQueueName);
-
- if(lst == NULL) { /* use legacy parameters? */
- /* ... set some properties ... */
- # define setQPROP(func, directive, data) \
- CHKiRet_Hdlr(func(*ppQueue, data)) { \
- errmsg.LogError(0, NO_ERRCODE, "Invalid " #directive ", error %d. Ignored, running with default setting", iRet); \
- }
- # define setQPROPstr(func, directive, data) \
- CHKiRet_Hdlr(func(*ppQueue, data, (data == NULL)? 0 : strlen((char*) data))) { \
- errmsg.LogError(0, NO_ERRCODE, "Invalid " #directive ", error %d. Ignored, running with default setting", iRet); \
- }
-
- if(ourConf->globals.mainQ.pszMainMsgQFName != NULL) {
- /* check if the queue file name is unique, else emit an error */
- for(qfn = queuefilenames ; qfn != NULL ; qfn = qfn->next) {
- dbgprintf("check queue file name '%s' vs '%s'\n", qfn->name, ourConf->globals.mainQ.pszMainMsgQFName );
- if(!ustrcmp(qfn->name, ourConf->globals.mainQ.pszMainMsgQFName)) {
- snprintf((char*)qfrenamebuf, sizeof(qfrenamebuf), "%d-%s-%s",
- ++qfn_renamenum, ourConf->globals.mainQ.pszMainMsgQFName,
- (pszQueueName == NULL) ? "NONAME" : (char*)pszQueueName);
- qfname = ustrdup(qfrenamebuf);
- errmsg.LogError(0, NO_ERRCODE, "Error: queue file name '%s' already in use "
- " - using '%s' instead", ourConf->globals.mainQ.pszMainMsgQFName, qfname);
- break;
- }
- }
- if(qfname == NULL)
- qfname = ustrdup(ourConf->globals.mainQ.pszMainMsgQFName);
- qfn = malloc(sizeof(struct queuefilenames_s));
- qfn->name = qfname;
- qfn->next = queuefilenames;
- queuefilenames = qfn;
- }
-
- setQPROP(qqueueSetMaxFileSize, "$MainMsgQueueFileSize", ourConf->globals.mainQ.iMainMsgQueMaxFileSize);
- setQPROP(qqueueSetsizeOnDiskMax, "$MainMsgQueueMaxDiskSpace", ourConf->globals.mainQ.iMainMsgQueMaxDiskSpace);
- setQPROP(qqueueSetiDeqBatchSize, "$MainMsgQueueDequeueBatchSize", ourConf->globals.mainQ.iMainMsgQueDeqBatchSize);
- setQPROPstr(qqueueSetFilePrefix, "$MainMsgQueueFileName", qfname);
- setQPROP(qqueueSetiPersistUpdCnt, "$MainMsgQueueCheckpointInterval", ourConf->globals.mainQ.iMainMsgQPersistUpdCnt);
- setQPROP(qqueueSetbSyncQueueFiles, "$MainMsgQueueSyncQueueFiles", ourConf->globals.mainQ.bMainMsgQSyncQeueFiles);
- setQPROP(qqueueSettoQShutdown, "$MainMsgQueueTimeoutShutdown", ourConf->globals.mainQ.iMainMsgQtoQShutdown );
- setQPROP(qqueueSettoActShutdown, "$MainMsgQueueTimeoutActionCompletion", ourConf->globals.mainQ.iMainMsgQtoActShutdown);
- setQPROP(qqueueSettoWrkShutdown, "$MainMsgQueueWorkerTimeoutThreadShutdown", ourConf->globals.mainQ.iMainMsgQtoWrkShutdown);
- setQPROP(qqueueSettoEnq, "$MainMsgQueueTimeoutEnqueue", ourConf->globals.mainQ.iMainMsgQtoEnq);
- setQPROP(qqueueSetiHighWtrMrk, "$MainMsgQueueHighWaterMark", ourConf->globals.mainQ.iMainMsgQHighWtrMark);
- setQPROP(qqueueSetiLowWtrMrk, "$MainMsgQueueLowWaterMark", ourConf->globals.mainQ.iMainMsgQLowWtrMark);
- setQPROP(qqueueSetiDiscardMrk, "$MainMsgQueueDiscardMark", ourConf->globals.mainQ.iMainMsgQDiscardMark);
- setQPROP(qqueueSetiDiscardSeverity, "$MainMsgQueueDiscardSeverity", ourConf->globals.mainQ.iMainMsgQDiscardSeverity);
- setQPROP(qqueueSetiMinMsgsPerWrkr, "$MainMsgQueueWorkerThreadMinimumMessages", ourConf->globals.mainQ.iMainMsgQWrkMinMsgs);
- setQPROP(qqueueSetbSaveOnShutdown, "$MainMsgQueueSaveOnShutdown", ourConf->globals.mainQ.bMainMsgQSaveOnShutdown);
- setQPROP(qqueueSetiDeqSlowdown, "$MainMsgQueueDequeueSlowdown", ourConf->globals.mainQ.iMainMsgQDeqSlowdown);
- setQPROP(qqueueSetiDeqtWinFromHr, "$MainMsgQueueDequeueTimeBegin", ourConf->globals.mainQ.iMainMsgQueueDeqtWinFromHr);
- setQPROP(qqueueSetiDeqtWinToHr, "$MainMsgQueueDequeueTimeEnd", ourConf->globals.mainQ.iMainMsgQueueDeqtWinToHr);
-
- # undef setQPROP
- # undef setQPROPstr
- } else { /* use new style config! */
- qqueueSetDefaultsRulesetQueue(*ppQueue);
- qqueueApplyCnfParam(*ppQueue, lst);
- }
- RETiRet;
-}
-
-rsRetVal
-startMainQueue(qqueue_t *pQueue)
-{
- DEFiRet;
- CHKiRet_Hdlr(qqueueStart(pQueue)) {
- /* no queue is fatal, we need to give up in that case... */
- errmsg.LogError(0, iRet, "could not start (ruleset) main message queue"); \
- }
- RETiRet;
-}
-
-
-/* INIT -- Initialize syslogd
- * Note that if iConfigVerify is set, only the config file is verified but nothing
- * else happens. -- rgerhards, 2008-07-28
- */
-static rsRetVal
-init(void)
-{
- char bufStartUpMsg[512];
- struct sigaction sigAct;
- DEFiRet;
-
- memset(&sigAct, 0, sizeof (sigAct));
- sigemptyset(&sigAct.sa_mask);
- sigAct.sa_handler = sighup_handler;
- sigaction(SIGHUP, &sigAct, NULL);
-
- CHKiRet(rsconf.Activate(ourConf));
- DBGPRINTF(" started.\n");
-
- /* we now generate the startup message. It now includes everything to
- * identify this instance. -- rgerhards, 2005-08-17
- */
- if(ourConf->globals.bLogStatusMsgs) {
- snprintf(bufStartUpMsg, sizeof(bufStartUpMsg)/sizeof(char),
- " [origin software=\"rsyslogd\" " "swVersion=\"" VERSION \
- "\" x-pid=\"%d\" x-info=\"http://www.rsyslog.com\"] start",
- (int) glblGetOurPid());
- logmsgInternal(NO_ERRCODE, LOG_SYSLOG|LOG_INFO, (uchar*)bufStartUpMsg, 0);
- }
-
-finalize_it:
- RETiRet;
-}
-
/*
* The following function is resposible for handling a SIGHUP signal. Since
@@ -1224,7 +313,7 @@ finalize_it:
* doing this during a signal handler. Instead this function simply sets
* a flag variable which will tells the main loop to do "the right thing".
*/
-void sighup_handler()
+void syslogd_sighup_handler()
{
struct sigaction sigAct;
@@ -1232,116 +321,13 @@ void sighup_handler()
memset(&sigAct, 0, sizeof (sigAct));
sigemptyset(&sigAct.sa_mask);
- sigAct.sa_handler = sighup_handler;
+ sigAct.sa_handler = syslogd_sighup_handler;
sigaction(SIGHUP, &sigAct, NULL);
}
-void sigttin_handler()
-{
-}
-
-/* this function pulls all internal messages from the buffer
- * and puts them into the processing engine.
- * We can only do limited error handling, as this would not
- * really help us. TODO: add error messages?
- * rgerhards, 2007-08-03
- */
-static inline void processImInternal(void)
-{
- msg_t *pMsg;
-
- while(iminternalRemoveMsg(&pMsg) == RS_RET_OK) {
- submitMsgWithDfltRatelimiter(pMsg);
- }
-}
-
-
-/* helper to doHUP(), this "HUPs" each action. The necessary locking
- * is done inside the action class and nothing we need to take care of.
- * rgerhards, 2008-10-22
- */
-DEFFUNC_llExecFunc(doHUPActions)
-{
- BEGINfunc
- actionCallHUPHdlr((action_t*) pData);
- ENDfunc
- return RS_RET_OK; /* we ignore errors, we can not do anything either way */
-}
-
-
-/* This function processes a HUP after one has been detected. Note that this
- * is *NOT* the sighup handler. The signal is recorded by the handler, that record
- * detected inside the mainloop and then this function is called to do the
- * real work. -- rgerhards, 2008-10-22
- * Note: there is a VERY slim chance of a data race when the hostname is reset.
- * We prefer to take this risk rather than sync all accesses, because to the best
- * of my analysis it can not really hurt (the actual property is reference-counted)
- * but the sync would require some extra CPU for *each* message processed.
- * rgerhards, 2012-04-11
- */
-static inline void
-doHUP(void)
-{
- char buf[512];
-
- if(ourConf->globals.bLogStatusMsgs) {
- snprintf(buf, sizeof(buf) / sizeof(char),
- " [origin software=\"rsyslogd\" " "swVersion=\"" VERSION
- "\" x-pid=\"%d\" x-info=\"http://www.rsyslog.com\"] rsyslogd was HUPed",
- (int) glblGetOurPid());
- errno = 0;
- logmsgInternal(NO_ERRCODE, LOG_SYSLOG|LOG_INFO, (uchar*)buf, 0);
- }
-
- queryLocalHostname(); /* re-read our name */
- ruleset.IterateAllActions(ourConf, doHUPActions, NULL);
- lookupDoHUP();
-}
-
-
-/* This is the main processing loop. It is called after successful initialization.
- * When it returns, the syslogd terminates.
- * Its sole function is to provide some housekeeping things. The real work is done
- * by the other threads spawned.
- */
-static void
-mainloop(void)
-{
- struct timeval tvSelectTimeout;
-
- BEGINfunc
- /* first check if we have any internal messages queued and spit them out. We used
- * to do that on any loop iteration, but that is no longer necessry. The reason
- * is that once we reach this point here, we always run on multiple threads and
- * thus the main queue is properly initialized. -- rgerhards, 2008-06-09
- */
- processImInternal();
-
- while(!bFinished){
- /* this is now just a wait - please note that we do use a near-"eternal"
- * timeout of 1 day. This enables us to help safe the environment
- * by not unnecessarily awaking rsyslog on a regular tick (just think
- * powertop, for example). In that case, we primarily wait for a signal,
- * but a once-a-day wakeup should be quite acceptable. -- rgerhards, 2008-06-09
- */
- tvSelectTimeout.tv_sec = 86400 /*1 day*/;
- tvSelectTimeout.tv_usec = 0;
- select(1, NULL, NULL, NULL, &tvSelectTimeout);
- if(bFinished)
- break; /* exit as quickly as possible */
-
- if(bHadHUP) {
- doHUP();
- bHadHUP = 0;
- continue;
- }
- }
- ENDfunc
-}
-
/* print version and compile-time setting information.
*/
-static void printVersion(void)
+void syslogd_printVersion(void)
{
printf("rsyslogd %s, ", VERSION);
printf("compiled with:\n");
@@ -1350,7 +336,9 @@ static void printVersion(void)
#else
printf("\tFEATURE_REGEXP:\t\t\t\tNo\n");
#endif
+/* Yann Droneaud <yann@droneaud.fr> contribution */
#if defined(_LARGE_FILES) || (defined (_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS >= 64)
+/* end Yann Droneaud <yann@droneaud.fr> contribution */
printf("\tFEATURE_LARGEFILE:\t\t\tYes\n");
#else
printf("\tFEATURE_LARGEFILE:\t\t\tNo\n");
@@ -1370,7 +358,9 @@ static void printVersion(void)
#else
printf("\t32bit Atomic operations supported:\tNo\n");
#endif
+/* mono_matsuko <aiueov@hotmail.co.jp> contribution */
#ifdef HAVE_ATOMIC_BUILTINS_64BIT
+/* end mono_matsuko <aiueov@hotmail.co.jp> contribution */
printf("\t64bit Atomic operations supported:\tYes\n");
#else
printf("\t64bit Atomic operations supported:\tNo\n");
@@ -1399,110 +389,46 @@ static void printVersion(void)
}
-/* Method to initialize all global classes and use the objects that we need.
- * rgerhards, 2008-01-04
- * rgerhards, 2008-04-16: the actual initialization is now carried out by the runtime
- */
-static rsRetVal
-InitGlobalClasses(void)
+/* obtain ptrs to all clases we need. */
+rsRetVal
+syslogd_obtainClassPointers(void)
{
DEFiRet;
char *pErrObj; /* tells us which object failed if that happens (useful for troubleshooting!) */
- /* Intialize the runtime system */
- pErrObj = "rsyslog runtime"; /* set in case the runtime errors before setting an object */
- CHKiRet(rsrtInit(&pErrObj, &obj));
- rsrtSetErrLogger(submitErrMsg);
+ CHKiRet(objGetObjInterface(&obj)); /* this provides the root pointer for all other queries */
/* Now tell the system which classes we need ourselfs */
pErrObj = "glbl";
CHKiRet(objUse(glbl, CORE_COMPONENT));
- pErrObj = "errmsg";
- CHKiRet(objUse(errmsg, CORE_COMPONENT));
- pErrObj = "module";
- CHKiRet(objUse(module, CORE_COMPONENT));
- pErrObj = "datetime";
- CHKiRet(objUse(datetime, CORE_COMPONENT));
- pErrObj = "ruleset";
- CHKiRet(objUse(ruleset, CORE_COMPONENT));
- pErrObj = "conf";
- CHKiRet(objUse(conf, CORE_COMPONENT));
- pErrObj = "prop";
- CHKiRet(objUse(prop, CORE_COMPONENT));
- pErrObj = "parser";
- CHKiRet(objUse(parser, CORE_COMPONENT));
- pErrObj = "rsconf";
- CHKiRet(objUse(rsconf, CORE_COMPONENT));
-
- /* intialize some dummy classes that are not part of the runtime */
- pErrObj = "action";
- CHKiRet(actionClassInit());
- pErrObj = "template";
- CHKiRet(templateInit());
/* TODO: the dependency on net shall go away! -- rgerhards, 2008-03-07 */
pErrObj = "net";
CHKiRet(objUse(net, LM_NET_FILENAME));
- dnscacheInit();
- initRainerscript();
- ratelimitModInit();
finalize_it:
if(iRet != RS_RET_OK) {
/* we know we are inside the init sequence, so we can safely emit
* messages to stderr. -- rgerhards, 2008-04-02
*/
- fprintf(stderr, "Error during class init for object '%s' - failing...\n", pErrObj);
+ fprintf(stderr, "Error obtaining object '%s' - failing...\n", pErrObj);
}
RETiRet;
}
-/* Method to exit all global classes. We do not do any error checking here,
- * because that wouldn't help us at all. So better try to deinit blindly
- * as much as succeeds (which usually means everything will). We just must
- * be careful to do the de-init in the opposite order of the init, because
- * of the dependencies. However, its not as important this time, because
- * we have reference counting.
- * rgerhards, 2008-03-10
- */
-static rsRetVal
-GlobalClassExit(void)
+void
+syslogd_releaseClassPointers(void)
{
- DEFiRet;
-
- /* first, release everything we used ourself */
objRelease(net, LM_NET_FILENAME);/* TODO: the dependency on net shall go away! -- rgerhards, 2008-03-07 */
- objRelease(prop, CORE_COMPONENT);
- objRelease(conf, CORE_COMPONENT);
- objRelease(ruleset, CORE_COMPONENT);
- parserClassExit(); /* this is hack, currently core_modules do not get this automatically called */
- rsconfClassExit(); /* this is hack, currently core_modules do not get this automatically called */
- objRelease(datetime, CORE_COMPONENT);
-
- /* TODO: implement the rest of the deinit */
- /* dummy "classes */
- strExit();
- ratelimitModExit();
-
-#if 0
- CHKiRet(objGetObjInterface(&obj)); /* this provides the root pointer for all other queries */
- /* the following classes were intialized by objClassInit() */
- CHKiRet(objUse(errmsg, CORE_COMPONENT));
- CHKiRet(objUse(module, CORE_COMPONENT));
-#endif
- dnscacheDeinit();
- rsrtExit(); /* *THIS* *MUST/SHOULD?* always be the first class initilizer being called (except debug)! */
-
- RETiRet;
}
/* query our host and domain names - we need to do this early as we may emit
* rgerhards, 2012-04-11
*/
-static rsRetVal
+rsRetVal
queryLocalHostname(void)
{
uchar *LocalHostName;
@@ -1567,8 +493,10 @@ queryLocalHostname(void)
}
}
+ /* Marius Tomaschewski <mt@suse.com> contribution */
/* LocalDomain is "" or part of LocalHostName, allocate a new string */
CHKmalloc(LocalDomain = (uchar*)strdup((char*)LocalDomain));
+ /* Marius Tomaschewski <mt@suse.com> contribution */
/* Convert to lower case to recognize the correct domain laterly */
for(p = LocalDomain ; *p ; p++)
@@ -1581,90 +509,24 @@ queryLocalHostname(void)
glbl.SetLocalHostName(LocalHostName);
glbl.SetLocalDomain(LocalDomain);
+ /* Canonical contribution - ASL 2.0 fine (email exchange 2014-05-27) */
if ( strlen((char*)LocalDomain) ) {
CHKmalloc(LocalFQDNName = (uchar*)malloc(strlen((char*)LocalDomain)+strlen((char*)LocalHostName)+2));/* one for dot, one for NUL! */
if ( sprintf((char*)LocalFQDNName,"%s.%s",(char*)LocalHostName,(char*)LocalDomain) )
glbl.SetLocalFQDNName(LocalFQDNName);
}
+ /* end canonical contrib */
glbl.GenerateLocalHostNameProperty(); /* must be redone after conf processing, FQDN setting may have changed */
finalize_it:
RETiRet;
}
-
-/* some support for command line option parsing. Any non-trivial options must be
- * buffered until the complete command line has been parsed. This is necessary to
- * prevent dependencies between the options. That, in turn, means we need to have
- * something that is capable of buffering options and there values. The follwing
- * functions handle that.
- * rgerhards, 2008-04-04
- */
-typedef struct bufOpt {
- struct bufOpt *pNext;
- char optchar;
- char *arg;
-} bufOpt_t;
-static bufOpt_t *bufOptRoot = NULL;
-static bufOpt_t *bufOptLast = NULL;
-
-/* add option buffer */
-static rsRetVal
-bufOptAdd(char opt, char *arg)
-{
- DEFiRet;
- bufOpt_t *pBuf;
-
- if((pBuf = MALLOC(sizeof(bufOpt_t))) == NULL)
- ABORT_FINALIZE(RS_RET_OUT_OF_MEMORY);
-
- pBuf->optchar = opt;
- pBuf->arg = arg;
- pBuf->pNext = NULL;
-
- if(bufOptLast == NULL) {
- bufOptRoot = pBuf; /* then there is also no root! */
- } else {
- bufOptLast->pNext = pBuf;
- }
- bufOptLast = pBuf;
-
-finalize_it:
- RETiRet;
-}
-
-
-
-/* remove option buffer from top of list, return values and destruct buffer itself.
- * returns RS_RET_END_OF_LINKEDLIST when no more options are present.
- * (we use int *opt instead of char *opt to keep consistent with getopt())
- */
-static rsRetVal
-bufOptRemove(int *opt, char **arg)
-{
- DEFiRet;
- bufOpt_t *pBuf;
-
- if(bufOptRoot == NULL)
- ABORT_FINALIZE(RS_RET_END_OF_LINKEDLIST);
- pBuf = bufOptRoot;
-
- *opt = pBuf->optchar;
- *arg = pBuf->arg;
-
- bufOptRoot = pBuf->pNext;
- free(pBuf);
-
-finalize_it:
- RETiRet;
-}
-
-
/* global initialization, to be done only once and before the mainloop is started.
* rgerhards, 2008-07-28 (extracted from realMain())
*/
-static rsRetVal
-doGlblProcessInit(void)
+rsRetVal
+syslogd_doGlblProcessInit(void)
{
struct sigaction sigAct;
int num_fds;
@@ -1682,8 +544,10 @@ doGlblProcessInit(void)
sigAct.sa_handler = doexit;
sigaction(SIGTERM, &sigAct, NULL);
+ /* RH contribution */
/* stop writing debug messages to stdout (if debugging is on) */
stddbg = -1;
+ /* end RH contribution */
dbgprintf("ready for forking\n");
if (fork()) {
@@ -1767,7 +631,8 @@ doGlblProcessInit(void)
}
else
{
- fputs("Pidfile (and pid) already exist.\n", stderr);
+ fprintf(stderr, "rsyslogd: pidfile '%s' and pid %d already exist.\n",
+ PidFile, getpid());
exit(1); /* exit during startup - questionable */
}
glblSetOurPid(getpid());
@@ -1779,16 +644,16 @@ doGlblProcessInit(void)
sigaction(SIGSEGV, &sigAct, NULL);
sigAct.sa_handler = sigsegvHdlr;
sigaction(SIGABRT, &sigAct, NULL);
- sigAct.sa_handler = doDie;
+ sigAct.sa_handler = rsyslogdDoDie;
sigaction(SIGTERM, &sigAct, NULL);
- sigAct.sa_handler = Debug ? doDie : SIG_IGN;
+ sigAct.sa_handler = Debug ? rsyslogdDoDie : SIG_IGN;
sigaction(SIGINT, &sigAct, NULL);
sigaction(SIGQUIT, &sigAct, NULL);
sigAct.sa_handler = reapchild;
sigaction(SIGCHLD, &sigAct, NULL);
- sigAct.sa_handler = Debug ? debug_switch : SIG_IGN;
+ sigAct.sa_handler = Debug ? rsyslogdDebugSwitch : SIG_IGN;
sigaction(SIGUSR1, &sigAct, NULL);
- sigAct.sa_handler = sigttin_handler;
+ sigAct.sa_handler = rsyslogd_sigttin_handler;
sigaction(SIGTTIN, &sigAct, NULL); /* (ab)used to interrupt input threads */
sigAct.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &sigAct, NULL);
@@ -1798,335 +663,10 @@ doGlblProcessInit(void)
}
-/* This is the main entry point into rsyslogd. Over time, we should try to
- * modularize it a bit more...
- */
-int realMain(int argc, char **argv)
+void
+syslogdInit(void)
{
- rsRetVal localRet;
- int ch;
- extern int optind;
- extern char *optarg;
- int bEOptionWasGiven = 0;
- int iHelperUOpt;
- int bChDirRoot = 1; /* change the current working directory to "/"? */
- char *arg; /* for command line option processing */
- char cwdbuf[128]; /* buffer to obtain/display current working directory */
- DEFiRet;
-
- /* first, parse the command line options. We do not carry out any actual work, just
- * see what we should do. This relieves us from certain anomalies and we can process
- * the parameters down below in the correct order. For example, we must know the
- * value of -M before we can do the init, but at the same time we need to have
- * the base classes init before we can process most of the options. Now, with the
- * split of functionality, this is no longer a problem. Thanks to varmofekoj for
- * suggesting this algo.
- * Note: where we just need to set some flags and can do so without knowledge
- * of other options, we do this during the inital option processing.
- * rgerhards, 2008-04-04
- */
- while((ch = getopt(argc, argv, "46a:Ac:dDef:g:hi:l:m:M:nN:op:qQr::s:S:t:T:u:vwx")) != EOF) {
- switch((char)ch) {
- case '4':
- case '6':
- case 'A':
- case 'a':
- case 'f': /* configuration file */
- case 'h':
- case 'i': /* pid file name */
- case 'l':
- case 'm': /* mark interval */
- case 'n': /* don't fork */
- case 'N': /* enable config verify mode */
- case 'o':
- case 'p':
- case 'q': /* add hostname if DNS resolving has failed */
- case 'Q': /* dont resolve hostnames in ACL to IPs */
- case 's':
- case 'S': /* Source IP for local client to be used on multihomed host */
- case 'T': /* chroot on startup (primarily for testing) */
- case 'u': /* misc user settings */
- case 'w': /* disable disallowed host warnings */
- case 'x': /* disable dns for remote messages */
- case 'g': /* enable tcp gssapi logging */
- case 'r': /* accept remote messages */
- case 't': /* enable tcp logging */
- CHKiRet(bufOptAdd(ch, optarg));
- break;
- case 'c': /* compatibility mode */
- fprintf(stderr, "rsyslogd: error: option -c is no longer supported - ignored\n");
- break;
- case 'd': /* debug - must be handled now, so that debug is active during init! */
- debugging_on = 1;
- Debug = 1;
- yydebug = 1;
- break;
- case 'D': /* BISON debug */
- yydebug = 1;
- break;
- case 'e': /* log every message (no repeat message supression) */
- bEOptionWasGiven = 1;
- break;
- case 'M': /* default module load path -- this MUST be carried out immediately! */
- glblModPath = (uchar*) optarg;
- break;
- case 'v': /* MUST be carried out immediately! */
- printVersion();
- exit(0); /* exit for -v option - so this is a "good one" */
- case '?':
- default:
- usage();
- }
- }
-
- if(argc - optind)
- usage();
-
- DBGPRINTF("rsyslogd %s startup, module path '%s', cwd:%s\n",
- VERSION, glblModPath == NULL ? "" : (char*)glblModPath,
- getcwd(cwdbuf, sizeof(cwdbuf)));
-
- /* we are done with the initial option parsing and processing. Now we init the system. */
-
- ppid = getpid();
-
- CHKiRet_Hdlr(InitGlobalClasses()) {
- fprintf(stderr, "rsyslogd initializiation failed - global classes could not be initialized.\n"
- "Did you do a \"make install\"?\n"
- "Suggested action: run rsyslogd with -d -n options to see what exactly "
- "fails.\n");
- FINALIZE;
- }
-
- /* doing some core initializations */
-
- /* we need to create the inputName property (only once during our lifetime) */
- CHKiRet(prop.Construct(&pInternalInputName));
- CHKiRet(prop.SetString(pInternalInputName, UCHAR_CONSTANT("rsyslogd"), sizeof("rsyslogd") - 1));
- CHKiRet(prop.ConstructFinalize(pInternalInputName));
-
- /* get our host and domain names - we need to do this early as we may emit
- * error log messages, which need the correct hostname. -- rgerhards, 2008-04-04
- */
- queryLocalHostname();
-
- /* initialize the objects */
- if((iRet = modInitIminternal()) != RS_RET_OK) {
- fprintf(stderr, "fatal error: could not initialize errbuf object (error code %d).\n",
- iRet);
- exit(1); /* "good" exit, leaving at init for fatal error */
- }
-
-
- /* END core initializations - we now come back to carrying out command line options*/
-
- while((iRet = bufOptRemove(&ch, &arg)) == RS_RET_OK) {
- DBGPRINTF("deque option %c, optarg '%s'\n", ch, (arg == NULL) ? "" : arg);
- switch((char)ch) {
- case '4':
- glbl.SetDefPFFamily(PF_INET);
- break;
- case '6':
- glbl.SetDefPFFamily(PF_INET6);
- break;
- case 'A':
- send_to_all++;
- break;
- case 'a':
- fprintf(stderr, "rsyslogd: error -a is no longer supported, use module imuxsock instead");
- break;
- case 'S': /* Source IP for local client to be used on multihomed host */
- if(glbl.GetSourceIPofLocalClient() != NULL) {
- fprintf (stderr, "rsyslogd: Only one -S argument allowed, the first one is taken.\n");
- } else {
- glbl.SetSourceIPofLocalClient((uchar*)arg);
- }
- break;
- case 'f': /* configuration file */
- ConfFile = (uchar*) arg;
- break;
- case 'g': /* enable tcp gssapi logging */
- fprintf(stderr, "rsyslogd: -g option no longer supported - ignored\n");
- case 'h':
- fprintf(stderr, "rsyslogd: error -h is no longer supported - ignored");
- break;
- case 'i': /* pid file name */
- PidFile = arg;
- break;
- case 'l':
- if(glbl.GetLocalHosts() != NULL) {
- fprintf (stderr, "rsyslogd: Only one -l argument allowed, the first one is taken.\n");
- } else {
- glbl.SetLocalHosts(crunch_list(arg));
- }
- break;
- case 'm': /* mark interval */
- fprintf(stderr, "rsyslogd: error -m is no longer supported - use immark instead");
- break;
- case 'n': /* don't fork */
- doFork = 0;
- break;
- case 'N': /* enable config verify mode */
- iConfigVerify = atoi(arg);
- break;
- case 'o':
- fprintf(stderr, "error -o is no longer supported, use module imuxsock instead");
- break;
- case 'p':
- fprintf(stderr, "error -p is no longer supported, use module imuxsock instead");
- break;
- case 'q': /* add hostname if DNS resolving has failed */
- *(net.pACLAddHostnameOnFail) = 1;
- break;
- case 'Q': /* dont resolve hostnames in ACL to IPs */
- *(net.pACLDontResolve) = 1;
- break;
- case 'r': /* accept remote messages */
- fprintf(stderr, "rsyslogd: error option -r is no longer supported - ignored");
- break;
- case 's':
- if(glbl.GetStripDomains() != NULL) {
- fprintf (stderr, "rsyslogd: Only one -s argument allowed, the first one is taken.\n");
- } else {
- glbl.SetStripDomains(crunch_list(arg));
- }
- break;
- case 't': /* enable tcp logging */
- fprintf(stderr, "rsyslogd: error option -t is no longer supported - ignored");
- break;
- case 'T':/* chroot() immediately at program startup, but only for testing, NOT security yet */
- if(chroot(arg) != 0) {
- perror("chroot");
- exit(1);
- }
- break;
- case 'u': /* misc user settings */
- iHelperUOpt = atoi(arg);
- if(iHelperUOpt & 0x01)
- glbl.SetParseHOSTNAMEandTAG(0);
- if(iHelperUOpt & 0x02)
- bChDirRoot = 0;
- break;
- case 'w': /* disable disallowed host warnigs */
- glbl.SetOption_DisallowWarning(0);
- break;
- case 'x': /* disable dns for remote messages */
- glbl.SetDisableDNS(1);
- break;
- case '?':
- default:
- usage();
- }
- }
-
- if(iRet != RS_RET_END_OF_LINKEDLIST)
- FINALIZE;
-
- if(iConfigVerify) {
- fprintf(stderr, "rsyslogd: version %s, config validation run (level %d), master config %s\n",
- VERSION, iConfigVerify, ConfFile);
- }
-
- localRet = rsconf.Load(&ourConf, ConfFile);
+ /* oxpa <iippolitov@gmail.com> contribution, need to check ASL 2.0 */
queryLocalHostname(); /* need to re-query to pick up a changed hostname due to config */
-
- if(localRet == RS_RET_NONFATAL_CONFIG_ERR) {
- if(loadConf->globals.bAbortOnUncleanConfig) {
- fprintf(stderr, "rsyslogd: $AbortOnUncleanConfig is set, and config is not clean.\n"
- "Check error log for details, fix errors and restart. As a last\n"
- "resort, you may want to remove $AbortOnUncleanConfig to permit a\n"
- "startup with a dirty config.\n");
- exit(2);
- }
- if(iConfigVerify) {
- /* a bit dirty, but useful... */
- exit(1);
- }
- localRet = RS_RET_OK;
- }
- CHKiRet(localRet);
-
- CHKiRet(ratelimitNew(&dflt_ratelimiter, "rsyslogd", "dflt"));
- /* TODO: add linux-type limiting capability */
- CHKiRet(ratelimitNew(&internalMsg_ratelimiter, "rsyslogd", "internal_messages"));
- ratelimitSetLinuxLike(internalMsg_ratelimiter, 5, 500);
- /* TODO: make internalMsg ratelimit settings configurable */
-
- if(bChDirRoot) {
- if(chdir("/") != 0)
- fprintf(stderr, "Can not do 'cd /' - still trying to run\n");
- }
-
- /* process compatibility mode settings */
- if(bEOptionWasGiven) {
- errmsg.LogError(0, NO_ERRCODE, "WARNING: \"message repeated n times\" feature MUST be turned on in "
- "rsyslog.conf - CURRENTLY EVERY MESSAGE WILL BE LOGGED. Visit "
- "http://www.rsyslog.com/rptdmsgreduction to learn "
- "more and cast your vote if you want us to keep this feature.");
- }
-
- if(!iConfigVerify)
- CHKiRet(doGlblProcessInit());
-
- /* Send a signal to the parent so it can terminate. */
- if(glblGetOurPid() != ppid)
- kill(ppid, SIGTERM);
-
- CHKiRet(init());
-
- if(Debug && debugging_on) {
- dbgprintf("Debugging enabled, SIGUSR1 to turn off debugging.\n");
- }
-
- /* END OF INTIALIZATION */
- DBGPRINTF("initialization completed, transitioning to regular run mode\n");
-
- /* close stderr and stdout if they are kept open during a fork. Note that this
- * may introduce subtle security issues: if we are in a jail, one may break out of
- * it via these descriptors. But if I close them earlier, error messages will (once
- * again) not be emitted to the user that starts the daemon. As root jail support
- * is still in its infancy (and not really done), we currently accept this issue.
- * rgerhards, 2009-06-29
- */
- if(doFork) {
- close(1);
- close(2);
- ourConf->globals.bErrMsgToStderr = 0;
- }
-
- sd_notify(0, "READY=1");
-
- mainloop();
-
- /* do any de-init's that need to be done AFTER this comment */
-
- die(bFinished);
-
- thrdExit();
-
-finalize_it:
- if(iRet == RS_RET_VALIDATION_RUN) {
- fprintf(stderr, "rsyslogd: End of config validation run. Bye.\n");
- } else if(iRet != RS_RET_OK) {
- fprintf(stderr, "rsyslogd: run failed with error %d (see rsyslog.h "
- "or try http://www.rsyslog.com/e/%d to learn what that number means)\n", iRet, iRet*-1);
- exit(1);
- }
-
- ENDfunc
- return 0;
+ /* end oxpa */
}
-
-
-/* This is the main entry point into rsyslogd. This must be a function in its own
- * right in order to intialize the debug system in a portable way (otherwise we would
- * need to have a statement before variable definitions.
- * rgerhards, 20080-01-28
- */
-int main(int argc, char **argv)
-{
- dbgClassInit();
- return realMain(argc, argv);
-}
-/* vim:set ai:
- */