diff options
Diffstat (limited to '')
| -rw-r--r-- | plugins/impstats/Makefile.am | 6 | ||||
| -rw-r--r-- | plugins/impstats/Makefile.in | 796 | ||||
| -rw-r--r-- | plugins/impstats/impstats.c | 635 |
3 files changed, 1437 insertions, 0 deletions
diff --git a/plugins/impstats/Makefile.am b/plugins/impstats/Makefile.am new file mode 100644 index 0000000..187bbca --- /dev/null +++ b/plugins/impstats/Makefile.am @@ -0,0 +1,6 @@ +pkglib_LTLIBRARIES = impstats.la + +impstats_la_SOURCES = impstats.c +impstats_la_CPPFLAGS = $(RSRT_CFLAGS) -I$(top_srcdir) $(PTHREADS_CFLAGS) +impstats_la_LDFLAGS = -module -avoid-version +impstats_la_LIBADD = diff --git a/plugins/impstats/Makefile.in b/plugins/impstats/Makefile.in new file mode 100644 index 0000000..58bdf49 --- /dev/null +++ b/plugins/impstats/Makefile.in @@ -0,0 +1,796 @@ +# Makefile.in generated by automake 1.16.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994-2018 Free Software Foundation, Inc. + +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +VPATH = @srcdir@ +am__is_gnu_make = { \ + if test -z '$(MAKELEVEL)'; then \ + false; \ + elif test -n '$(MAKE_HOST)'; then \ + true; \ + elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \ + true; \ + else \ + false; \ + fi; \ +} +am__make_running_with_option = \ + case $${target_option-} in \ + ?) ;; \ + *) echo "am__make_running_with_option: internal error: invalid" \ + "target option '$${target_option-}' specified" >&2; \ + exit 1;; \ + esac; \ + has_opt=no; \ + sane_makeflags=$$MAKEFLAGS; \ + if $(am__is_gnu_make); then \ + sane_makeflags=$$MFLAGS; \ + else \ + case $$MAKEFLAGS in \ + *\\[\ \ ]*) \ + bs=\\; \ + sane_makeflags=`printf '%s\n' "$$MAKEFLAGS" \ + | sed "s/$$bs$$bs[$$bs $$bs ]*//g"`;; \ + esac; \ + fi; \ + skip_next=no; \ + strip_trailopt () \ + { \ + flg=`printf '%s\n' "$$flg" | sed "s/$$1.*$$//"`; \ + }; \ + for flg in $$sane_makeflags; do \ + test $$skip_next = yes && { skip_next=no; continue; }; \ + case $$flg in \ + *=*|--*) continue;; \ + -*I) strip_trailopt 'I'; skip_next=yes;; \ + -*I?*) strip_trailopt 'I';; \ + -*O) strip_trailopt 'O'; skip_next=yes;; \ + -*O?*) strip_trailopt 'O';; \ + -*l) strip_trailopt 'l'; skip_next=yes;; \ + -*l?*) strip_trailopt 'l';; \ + -[dEDm]) skip_next=yes;; \ + -[JT]) skip_next=yes;; \ + esac; \ + case $$flg in \ + *$$target_option*) has_opt=yes; break;; \ + esac; \ + done; \ + test $$has_opt = yes +am__make_dryrun = (target_option=n; $(am__make_running_with_option)) +am__make_keepgoing = (target_option=k; $(am__make_running_with_option)) +pkgdatadir = $(datadir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = plugins/impstats +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/m4/ac_check_define.m4 \ + $(top_srcdir)/m4/atomic_operations.m4 \ + $(top_srcdir)/m4/atomic_operations_64bit.m4 \ + $(top_srcdir)/m4/libtool.m4 $(top_srcdir)/m4/ltoptions.m4 \ + $(top_srcdir)/m4/ltsugar.m4 $(top_srcdir)/m4/ltversion.m4 \ + $(top_srcdir)/m4/lt~obsolete.m4 $(top_srcdir)/configure.ac +am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ + $(ACLOCAL_M4) +DIST_COMMON = $(srcdir)/Makefile.am $(am__DIST_COMMON) +mkinstalldirs = $(install_sh) -d +CONFIG_HEADER = $(top_builddir)/config.h +CONFIG_CLEAN_FILES = +CONFIG_CLEAN_VPATH_FILES = +am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; +am__vpath_adj = case $$p in \ + $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \ + *) f=$$p;; \ + esac; +am__strip_dir = f=`echo $$p | sed -e 's|^.*/||'`; +am__install_max = 40 +am__nobase_strip_setup = \ + srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*|]/\\\\&/g'` +am__nobase_strip = \ + for p in $$list; do echo "$$p"; done | sed -e "s|$$srcdirstrip/||" +am__nobase_list = $(am__nobase_strip_setup); \ + for p in $$list; do echo "$$p $$p"; done | \ + sed "s| $$srcdirstrip/| |;"' / .*\//!s/ .*/ ./; s,\( .*\)/[^/]*$$,\1,' | \ + $(AWK) 'BEGIN { files["."] = "" } { files[$$2] = files[$$2] " " $$1; \ + if (++n[$$2] == $(am__install_max)) \ + { print $$2, files[$$2]; n[$$2] = 0; files[$$2] = "" } } \ + END { for (dir in files) print dir, files[dir] }' +am__base_list = \ + sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \ + sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g' +am__uninstall_files_from_dir = { \ + test -z "$$files" \ + || { test ! 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install-ps-am install-strip installcheck installcheck-am \ + installdirs maintainer-clean maintainer-clean-generic \ + mostlyclean mostlyclean-compile mostlyclean-generic \ + mostlyclean-libtool pdf pdf-am ps ps-am tags tags-am uninstall \ + uninstall-am uninstall-pkglibLTLIBRARIES + +.PRECIOUS: Makefile + + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/plugins/impstats/impstats.c b/plugins/impstats/impstats.c new file mode 100644 index 0000000..6dbe935 --- /dev/null +++ b/plugins/impstats/impstats.c @@ -0,0 +1,635 @@ +/* impstats.c + * A module to periodically output statistics gathered by rsyslog. + * + * Copyright 2010-2018 Adiscon GmbH. + * + * 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 <stdlib.h> +#include <stdio.h> +#include <assert.h> +#include <signal.h> +#include <string.h> +#include <pthread.h> +#include <fcntl.h> +#include <unistd.h> +#include <sys/uio.h> +#include <sys/stat.h> +#include <errno.h> +#include <sys/time.h> +#include <sys/resource.h> +#ifdef OS_LINUX +#include <sys/types.h> +#include <dirent.h> +#endif + +#include "dirty.h" +#include "cfsysline.h" +#include "module-template.h" +#include "errmsg.h" +#include "msg.h" +#include "srUtils.h" +#include "unicode-helper.h" +#include "glbl.h" +#include "statsobj.h" +#include "prop.h" +#include "ruleset.h" +#include "parserif.h" + + +MODULE_TYPE_INPUT +MODULE_TYPE_NOKEEP +MODULE_CNFNAME("impstats") + +/* defines */ +#define DEFAULT_STATS_PERIOD (5 * 60) +#define DEFAULT_FACILITY 5 /* syslog */ +#define DEFAULT_SEVERITY 6 /* info */ + +/* Module static data */ +DEF_IMOD_STATIC_DATA +DEFobjCurrIf(glbl) +DEFobjCurrIf(prop) +DEFobjCurrIf(statsobj) +DEFobjCurrIf(ruleset) + +typedef struct configSettings_s { + int iStatsInterval; + int iFacility; + int iSeverity; + int bJSON; + int bCEE; +} configSettings_t; + +struct modConfData_s { + rsconf_t *pConf; /* our overall config object */ + int iStatsInterval; + int iFacility; + int iSeverity; + int logfd; /* fd if logging to file, or -1 if closed */ + ruleset_t *pBindRuleset; /* ruleset to bind listener to (use system default if unspecified) */ + statsFmtType_t statsFmt; + sbool bLogToSyslog; + sbool bResetCtrs; + sbool bBracketing; + char *logfile; + sbool configSetViaV2Method; + uchar *pszBindRuleset; /* name of ruleset to bind to */ +}; +static modConfData_t *loadModConf = NULL;/* modConf ptr to use for the current load process */ +static modConfData_t *runModConf = NULL;/* modConf ptr to use for the current load process */ + +static configSettings_t cs; +static int bLegacyCnfModGlobalsPermitted;/* are legacy module-global config parameters permitted? */ +static prop_t *pInputName = NULL; + +/* module-global parameters */ +static struct cnfparamdescr modpdescr[] = { + { "interval", eCmdHdlrInt, 0 }, + { "facility", eCmdHdlrInt, 0 }, + { "severity", eCmdHdlrInt, 0 }, + { "bracketing", eCmdHdlrBinary, 0 }, + { "log.syslog", eCmdHdlrBinary, 0 }, + { "resetcounters", eCmdHdlrBinary, 0 }, + { "log.file", eCmdHdlrGetWord, 0 }, + { "format", eCmdHdlrGetWord, 0 }, + { "ruleset", eCmdHdlrString, 0 } +}; +static struct cnfparamblk modpblk = + { CNFPARAMBLK_VERSION, + sizeof(modpdescr)/sizeof(struct cnfparamdescr), + modpdescr + }; + + +/* resource use stats counters */ +#ifdef OS_LINUX +static int st_openfiles; +#endif +static intctr_t st_ru_utime; +static intctr_t st_ru_stime; +static intctr_t st_ru_maxrss; +static intctr_t st_ru_minflt; +static intctr_t st_ru_majflt; +static intctr_t st_ru_inblock; +static intctr_t st_ru_oublock; +static intctr_t st_ru_nvcsw; +static intctr_t st_ru_nivcsw; +static statsobj_t *statsobj_resources; + +static pthread_mutex_t hup_mutex = PTHREAD_MUTEX_INITIALIZER; + +BEGINmodExit +CODESTARTmodExit + prop.Destruct(&pInputName); + /* release objects we used */ + objRelease(glbl, CORE_COMPONENT); + objRelease(prop, CORE_COMPONENT); + objRelease(statsobj, CORE_COMPONENT); + objRelease(ruleset, CORE_COMPONENT); +ENDmodExit + + +BEGINisCompatibleWithFeature +CODESTARTisCompatibleWithFeature + if(eFeat == sFEATURENonCancelInputTermination) + iRet = RS_RET_OK; +ENDisCompatibleWithFeature + + +#ifdef OS_LINUX +/* count number of open files (linux specific) */ +static void +countOpenFiles(void) +{ + char proc_path[MAXFNAME]; + DIR *dp; + struct dirent *files; + + st_openfiles = 0; + snprintf(proc_path, sizeof(proc_path), "/proc/%d/fd", glblGetOurPid()); + if((dp = opendir(proc_path)) == NULL) { + LogError(errno, RS_RET_ERR, "impstats: error reading %s\n", proc_path); + goto done; + } + while((files=readdir(dp)) != NULL) { + if(!strcmp(files->d_name, ".") || !strcmp(files->d_name, "..")) + continue; + st_openfiles++; + } + closedir(dp); + +done: + return; +} +#endif + + +static void +initConfigSettings(void) +{ + cs.iStatsInterval = DEFAULT_STATS_PERIOD; + cs.iFacility = DEFAULT_FACILITY; + cs.iSeverity = DEFAULT_SEVERITY; + cs.bJSON = 0; + cs.bCEE = 0; +} + + +/* actually submit a message to the rsyslog core + */ +static void +doSubmitMsg(uchar *line) +{ + smsg_t *pMsg; + + if(msgConstruct(&pMsg) != RS_RET_OK) + goto finalize_it; + MsgSetInputName(pMsg, pInputName); + MsgSetRawMsgWOSize(pMsg, (char*)line); + MsgSetHOSTNAME(pMsg, glbl.GetLocalHostName(), ustrlen(glbl.GetLocalHostName())); + MsgSetRcvFrom(pMsg, glbl.GetLocalHostNameProp()); + MsgSetRcvFromIP(pMsg, glbl.GetLocalHostIP()); + MsgSetMSGoffs(pMsg, 0); + MsgSetRuleset(pMsg, runModConf->pBindRuleset); + MsgSetTAG(pMsg, UCHAR_CONSTANT("rsyslogd-pstats:"), sizeof("rsyslogd-pstats:") - 1); + pMsg->iFacility = runModConf->iFacility; + pMsg->iSeverity = runModConf->iSeverity; + pMsg->msgFlags = 0; + + /* we do not use rate-limiting, as the stats message always need to be emitted */ + submitMsg2(pMsg); + DBGPRINTF("impstats: submit [%d,%d] msg '%s'\n", runModConf->iFacility, + runModConf->iSeverity, line); + +finalize_it: + return; +} + + +/* log stats message to file; limited error handling done */ +static void +doLogToFile(const char *ln, const size_t lenLn) +{ + struct iovec iov[4]; + ssize_t nwritten; + ssize_t nexpect; + time_t t; + char timebuf[32]; + + pthread_mutex_lock(&hup_mutex); + + if(lenLn == 0) + goto done; + + if(runModConf->logfd == -1) { + runModConf->logfd = open(runModConf->logfile, O_WRONLY|O_CREAT|O_APPEND|O_CLOEXEC, S_IRUSR|S_IWUSR); + if(runModConf->logfd == -1) { + DBGPRINTF("impstats: error opening stats file %s\n", + runModConf->logfile); + goto done; + } else { + DBGPRINTF("impstats: opened stats file %s\n", + runModConf->logfile); + } + } + + time(&t); + iov[0].iov_base = ctime_r(&t, timebuf); + iov[0].iov_len = nexpect = strlen(iov[0].iov_base) - 1; /* -1: strip \n */ + iov[1].iov_base = (void*)": "; + iov[1].iov_len = 2; + nexpect += 2; + iov[2].iov_base = (void*)ln; + iov[2].iov_len = lenLn; + nexpect += lenLn; + iov[3].iov_base = (void*)"\n"; + iov[3].iov_len = 1; + nexpect++; + nwritten = writev(runModConf->logfd, iov, 4); + + if(nwritten != nexpect) { + dbgprintf("error writing stats file %s, nwritten %lld, expected %lld\n", + runModConf->logfile, (long long) nwritten, (long long) nexpect); + } +done: + pthread_mutex_unlock(&hup_mutex); + return; +} + + +/* submit a line to our log destinations. Line must be fully formatted as + * required (but may be a simple verb like "BEGIN" and "END". + */ +static rsRetVal +submitLine(const char *const ln, const size_t lenLn) +{ + DEFiRet; + if(runModConf->bLogToSyslog) + doSubmitMsg((uchar*)ln); + if(runModConf->logfile != NULL) + doLogToFile(ln, lenLn); + RETiRet; +} + +/* callback for statsobj + * Note: usrptr exists only to satisfy requirements of statsobj callback interface! + */ +static rsRetVal +doStatsLine(void __attribute__((unused)) *usrptr, const char *const str) +{ + DEFiRet; + iRet = submitLine(str, strlen(str)); + RETiRet; +} + + +/* the function to generate the actual statistics messages + * rgerhards, 2010-09-09 + */ +static void +generateStatsMsgs(void) +{ + struct rusage ru; + int r; + r = getrusage(RUSAGE_SELF, &ru); + if(r != 0) { + dbgprintf("impstats: getrusage() failed with error %d, zeroing out\n", errno); + memset(&ru, 0, sizeof(ru)); + } +# ifdef OS_LINUX + countOpenFiles(); +# endif + st_ru_utime = ru.ru_utime.tv_sec * 1000000 + ru.ru_utime.tv_usec; + st_ru_stime = ru.ru_stime.tv_sec * 1000000 + ru.ru_stime.tv_usec; + st_ru_maxrss = ru.ru_maxrss; + st_ru_minflt = ru.ru_minflt; + st_ru_majflt = ru.ru_majflt; + st_ru_inblock = ru.ru_inblock; + st_ru_oublock = ru.ru_oublock; + st_ru_nvcsw = ru.ru_nvcsw; + st_ru_nivcsw = ru.ru_nivcsw; + statsobj.GetAllStatsLines(doStatsLine, NULL, runModConf->statsFmt, runModConf->bResetCtrs); +} + + +BEGINbeginCnfLoad +CODESTARTbeginCnfLoad + loadModConf = pModConf; + pModConf->pConf = pConf; + /* init our settings */ + loadModConf->configSetViaV2Method = 0; + loadModConf->iStatsInterval = DEFAULT_STATS_PERIOD; + loadModConf->iFacility = DEFAULT_FACILITY; + loadModConf->iSeverity = DEFAULT_SEVERITY; + loadModConf->statsFmt = statsFmt_Legacy; + loadModConf->logfd = -1; + loadModConf->logfile = NULL; + loadModConf->pszBindRuleset = NULL; + loadModConf->bLogToSyslog = 1; + loadModConf->bBracketing = 0; + loadModConf->bResetCtrs = 0; + bLegacyCnfModGlobalsPermitted = 1; + /* init legacy config vars */ + initConfigSettings(); +ENDbeginCnfLoad + + +BEGINsetModCnf + struct cnfparamvals *pvals = NULL; + char *mode; + int i; +CODESTARTsetModCnf + pvals = nvlstGetParams(lst, &modpblk, NULL); + if(pvals == NULL) { + LogError(0, RS_RET_MISSING_CNFPARAMS, "error processing module " + "config parameters [module(...)]"); + ABORT_FINALIZE(RS_RET_MISSING_CNFPARAMS); + } + + if(Debug) { + dbgprintf("module (global) param blk for impstats:\n"); + cnfparamsPrint(&modpblk, pvals); + } + + for(i = 0 ; i < modpblk.nParams ; ++i) { + if(!pvals[i].bUsed) + continue; + if(!strcmp(modpblk.descr[i].name, "interval")) { + loadModConf->iStatsInterval = (int) pvals[i].val.d.n; + } else if(!strcmp(modpblk.descr[i].name, "facility")) { + loadModConf->iFacility = (int) pvals[i].val.d.n; + } else if(!strcmp(modpblk.descr[i].name, "severity")) { + loadModConf->iSeverity = (int) pvals[i].val.d.n; + } else if(!strcmp(modpblk.descr[i].name, "bracketing")) { + loadModConf->bBracketing = (sbool) pvals[i].val.d.n; + } else if(!strcmp(modpblk.descr[i].name, "log.syslog")) { + loadModConf->bLogToSyslog = (sbool) pvals[i].val.d.n; + } else if(!strcmp(modpblk.descr[i].name, "resetcounters")) { + loadModConf->bResetCtrs = (sbool) pvals[i].val.d.n; + } else if(!strcmp(modpblk.descr[i].name, "log.file")) { + loadModConf->logfile = es_str2cstr(pvals[i].val.d.estr, NULL); + } else if(!strcmp(modpblk.descr[i].name, "format")) { + mode = es_str2cstr(pvals[i].val.d.estr, NULL); + if(!strcasecmp(mode, "json")) { + loadModConf->statsFmt = statsFmt_JSON; + } else if(!strcasecmp(mode, "json-elasticsearch")) { + loadModConf->statsFmt = statsFmt_JSON_ES; + } else if(!strcasecmp(mode, "cee")) { + loadModConf->statsFmt = statsFmt_CEE; + } else if(!strcasecmp(mode, "legacy")) { + loadModConf->statsFmt = statsFmt_Legacy; + } else { + LogError(0, RS_RET_ERR, "impstats: invalid format %s", + mode); + } + free(mode); + } else if(!strcmp(modpblk.descr[i].name, "ruleset")) { + loadModConf->pszBindRuleset = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else { + dbgprintf("impstats: program error, non-handled " + "param '%s' in beginCnfLoad\n", modpblk.descr[i].name); + } + } + + if(loadModConf->pszBindRuleset != NULL && loadModConf->bLogToSyslog == 0) { + parser_warnmsg("impstats: log.syslog set to \"off\" but ruleset specified - with " + "these settings, the ruleset will never be used, because regular syslog " + "processing is turned off - ruleset parameter is ignored"); + free(loadModConf->pszBindRuleset); + loadModConf->pszBindRuleset = NULL; + } + + loadModConf->configSetViaV2Method = 1; + bLegacyCnfModGlobalsPermitted = 0; + +finalize_it: + if(pvals != NULL) + cnfparamvalsDestruct(pvals, &modpblk); +ENDsetModCnf + + +BEGINendCnfLoad +CODESTARTendCnfLoad + if(!loadModConf->configSetViaV2Method) { + /* persist module-specific settings from legacy config system */ + loadModConf->iStatsInterval = cs.iStatsInterval; + loadModConf->iFacility = cs.iFacility; + loadModConf->iSeverity = cs.iSeverity; + if (cs.bCEE == 1) { + loadModConf->statsFmt = statsFmt_CEE; + } else if (cs.bJSON == 1) { + loadModConf->statsFmt = statsFmt_JSON; + } else { + loadModConf->statsFmt = statsFmt_Legacy; + } + } +ENDendCnfLoad + + +/* we need our special version of checkRuleset(), as we do not have any instances */ +static rsRetVal +checkRuleset(modConfData_t *modConf) +{ + ruleset_t *pRuleset; + rsRetVal localRet; + DEFiRet; + + modConf->pBindRuleset = NULL; /* assume default ruleset */ + + if(modConf->pszBindRuleset == NULL) + FINALIZE; + + localRet = ruleset.GetRuleset(modConf->pConf, &pRuleset, modConf->pszBindRuleset); + if(localRet == RS_RET_NOT_FOUND) { + LogError(0, NO_ERRCODE, "impstats: ruleset '%s' not found - " + "using default ruleset instead", modConf->pszBindRuleset); + } + CHKiRet(localRet); + modConf->pBindRuleset = pRuleset; +finalize_it: + RETiRet; +} + + +/* to use HUP, we need to have an instanceData type, as this was + * originally designed for actions. However, we do not, and cannot, + * use the content. The core will always provide a NULL pointer. + */ +typedef struct _instanceData { + int dummy; +} instanceData; +BEGINdoHUP +CODESTARTdoHUP + DBGPRINTF("impstats: received HUP\n") + pthread_mutex_lock(&hup_mutex); + if(runModConf->logfd != -1) { + DBGPRINTF("impstats: closing log file due to HUP\n"); + close(runModConf->logfd); + runModConf->logfd = -1; + } + pthread_mutex_unlock(&hup_mutex); +ENDdoHUP + + +BEGINcheckCnf +CODESTARTcheckCnf + if(pModConf->iStatsInterval == 0) { + LogError(0, NO_ERRCODE, "impstats: stats interval zero not permitted, using " + "default of %d seconds", DEFAULT_STATS_PERIOD); + pModConf->iStatsInterval = DEFAULT_STATS_PERIOD; + } + checkRuleset(pModConf); +ENDcheckCnf + + +BEGINactivateCnf + rsRetVal localRet; +CODESTARTactivateCnf + runModConf = pModConf; + DBGPRINTF("impstats: stats interval %d seconds, reset %d, logToSyslog %d, logFile %s\n", + runModConf->iStatsInterval, runModConf->bResetCtrs, runModConf->bLogToSyslog, + runModConf->logfile == NULL ? "deactivated" : (char*)runModConf->logfile); + localRet = statsobj.EnableStats(); + if(localRet != RS_RET_OK) { + LogError(0, localRet, "impstats: error enabling statistics gathering"); + ABORT_FINALIZE(RS_RET_NO_RUN); + } + /* initialize our own counters */ + CHKiRet(statsobj.Construct(&statsobj_resources)); + CHKiRet(statsobj.SetName(statsobj_resources, (uchar*)"resource-usage")); + CHKiRet(statsobj.SetOrigin(statsobj_resources, (uchar*)"impstats")); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("utime"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_utime)); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("stime"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_stime)); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("maxrss"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_maxrss)); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("minflt"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_minflt)); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("majflt"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_majflt)); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("inblock"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_inblock)); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("oublock"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_oublock)); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("nvcsw"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_nvcsw)); + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("nivcsw"), + ctrType_IntCtr, CTR_FLAG_NONE, &st_ru_nivcsw)); +# ifdef OS_LINUX + CHKiRet(statsobj.AddCounter(statsobj_resources, UCHAR_CONSTANT("openfiles"), + ctrType_Int, CTR_FLAG_NONE, &st_openfiles)); +# endif + CHKiRet(statsobj.ConstructFinalize(statsobj_resources)); +finalize_it: + if(iRet != RS_RET_OK) { + LogError(0, iRet, "impstats: error activating module"); + iRet = RS_RET_NO_RUN; + } +ENDactivateCnf + + +BEGINfreeCnf +CODESTARTfreeCnf + if(runModConf->logfd != -1) + close(runModConf->logfd); + free(runModConf->logfile); + free(runModConf->pszBindRuleset); +ENDfreeCnf + + +BEGINrunInput +CODESTARTrunInput + /* this is an endless loop - it is terminated when the thread is + * signalled to do so. This, however, is handled by the framework, + * right into the sleep below. Note that we DELIBERATLY output + * final set of stats counters on termination request. Depending + * on configuration, they may not make it to the final destination... + */ + while(glbl.GetGlobalInputTermState() == 0) { + srSleep(runModConf->iStatsInterval, 0); /* seconds, micro seconds */ + DBGPRINTF("impstats: woke up, generating messages\n"); + if(runModConf->bBracketing) + submitLine("BEGIN", sizeof("BEGIN")-1); + generateStatsMsgs(); + if(runModConf->bBracketing) + submitLine("END", sizeof("END")-1); + } +ENDrunInput + + +BEGINwillRun +CODESTARTwillRun +ENDwillRun + + +BEGINafterRun +CODESTARTafterRun +ENDafterRun + + +BEGINqueryEtryPt +CODESTARTqueryEtryPt +CODEqueryEtryPt_STD_IMOD_QUERIES +CODEqueryEtryPt_STD_CONF2_QUERIES +CODEqueryEtryPt_STD_CONF2_setModCnf_QUERIES +CODEqueryEtryPt_IsCompatibleWithFeature_IF_OMOD_QUERIES +CODEqueryEtryPt_doHUP +ENDqueryEtryPt + +static rsRetVal resetConfigVariables(uchar __attribute__((unused)) *pp, void __attribute__((unused)) *pVal) +{ + initConfigSettings(); + return RS_RET_OK; +} + + +BEGINmodInit() +CODESTARTmodInit + *ipIFVersProvided = CURR_MOD_IF_VERSION; /* we only support the current interface specification */ +CODEmodInit_QueryRegCFSLineHdlr + DBGPRINTF("impstats version %s loading\n", VERSION); + initConfigSettings(); + CHKiRet(objUse(glbl, CORE_COMPONENT)); + CHKiRet(objUse(prop, CORE_COMPONENT)); + CHKiRet(objUse(statsobj, CORE_COMPONENT)); + CHKiRet(objUse(ruleset, CORE_COMPONENT)); + /* the pstatsinverval is an alias to support a previous screwed-up syntax... */ + CHKiRet(regCfSysLineHdlr2((uchar *)"pstatsinterval", 0, eCmdHdlrInt, NULL, &cs.iStatsInterval, + STD_LOADABLE_MODULE_ID, &bLegacyCnfModGlobalsPermitted)); + CHKiRet(regCfSysLineHdlr2((uchar *)"pstatinterval", 0, eCmdHdlrInt, NULL, &cs.iStatsInterval, + STD_LOADABLE_MODULE_ID, &bLegacyCnfModGlobalsPermitted)); + CHKiRet(regCfSysLineHdlr2((uchar *)"pstatfacility", 0, eCmdHdlrInt, NULL, &cs.iFacility, + STD_LOADABLE_MODULE_ID, &bLegacyCnfModGlobalsPermitted)); + CHKiRet(regCfSysLineHdlr2((uchar *)"pstatseverity", 0, eCmdHdlrInt, NULL, &cs.iSeverity, + STD_LOADABLE_MODULE_ID, &bLegacyCnfModGlobalsPermitted)); + CHKiRet(regCfSysLineHdlr2((uchar *)"pstatjson", 0, eCmdHdlrBinary, NULL, &cs.bJSON, + STD_LOADABLE_MODULE_ID, &bLegacyCnfModGlobalsPermitted)); + CHKiRet(regCfSysLineHdlr2((uchar *)"pstatcee", 0, eCmdHdlrBinary, NULL, &cs.bCEE, + STD_LOADABLE_MODULE_ID, &bLegacyCnfModGlobalsPermitted)); + CHKiRet(omsdRegCFSLineHdlr((uchar *)"resetconfigvariables", 1, eCmdHdlrCustomHandler, resetConfigVariables, + NULL, STD_LOADABLE_MODULE_ID)); + + CHKiRet(prop.Construct(&pInputName)); + CHKiRet(prop.SetString(pInputName, UCHAR_CONSTANT("impstats"), sizeof("impstats") - 1)); + CHKiRet(prop.ConstructFinalize(pInputName)); +ENDmodInit +/* vi:set ai: + */ |