diff options
Diffstat (limited to 'plugins/omelasticsearch')
| -rw-r--r-- | plugins/omelasticsearch/Makefile.am | 8 | ||||
| -rw-r--r-- | plugins/omelasticsearch/Makefile.in | 615 | ||||
| -rw-r--r-- | plugins/omelasticsearch/omelasticsearch.c | 741 |
3 files changed, 1364 insertions, 0 deletions
diff --git a/plugins/omelasticsearch/Makefile.am b/plugins/omelasticsearch/Makefile.am new file mode 100644 index 0000000..a574c72 --- /dev/null +++ b/plugins/omelasticsearch/Makefile.am @@ -0,0 +1,8 @@ +pkglib_LTLIBRARIES = omelasticsearch.la + +omelasticsearch_la_SOURCES = omelasticsearch.c +omelasticsearch_la_CPPFLAGS = $(RSRT_CFLAGS) $(PTHREADS_CFLAGS) +omelasticsearch_la_LDFLAGS = -module -avoid-version +omelasticsearch_la_LIBADD = $(CURL_LIBS) + +EXTRA_DIST = diff --git a/plugins/omelasticsearch/Makefile.in b/plugins/omelasticsearch/Makefile.in new file mode 100644 index 0000000..39ab9ce --- /dev/null +++ b/plugins/omelasticsearch/Makefile.in @@ -0,0 +1,615 @@ +# Makefile.in generated by automake 1.11.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008, 2009 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@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = plugins/omelasticsearch +DIST_COMMON = 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test -z "$$dir" || $(MKDIR_P) "$$dir"; \ + done +install: install-am +install-exec: install-exec-am +install-data: install-data-am +uninstall: uninstall-am + +install-am: all-am + @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am + +installcheck: installcheck-am +install-strip: + $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \ + install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \ + `test -z '$(STRIP)' || \ + echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install +mostlyclean-generic: + +clean-generic: + +distclean-generic: + -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES) + -test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES) + +maintainer-clean-generic: + @echo "This command is intended for maintainers to use" + @echo "it deletes files that may require special tools to rebuild." +clean: clean-am + +clean-am: clean-generic clean-libtool clean-pkglibLTLIBRARIES \ + mostlyclean-am + +distclean: distclean-am + -rm -rf ./$(DEPDIR) + -rm -f Makefile +distclean-am: clean-am distclean-compile distclean-generic \ + distclean-tags + +dvi: dvi-am + +dvi-am: + +html: html-am + +html-am: + +info: info-am + +info-am: + +install-data-am: + +install-dvi: install-dvi-am + +install-dvi-am: + +install-exec-am: install-pkglibLTLIBRARIES + +install-html: install-html-am + +install-html-am: + +install-info: install-info-am + +install-info-am: + +install-man: + +install-pdf: install-pdf-am + +install-pdf-am: + +install-ps: install-ps-am + +install-ps-am: + +installcheck-am: + +maintainer-clean: maintainer-clean-am + -rm -rf ./$(DEPDIR) + -rm -f Makefile +maintainer-clean-am: distclean-am maintainer-clean-generic + +mostlyclean: mostlyclean-am + +mostlyclean-am: mostlyclean-compile mostlyclean-generic \ + mostlyclean-libtool + +pdf: pdf-am + +pdf-am: + +ps: ps-am + +ps-am: + +uninstall-am: uninstall-pkglibLTLIBRARIES + +.MAKE: install-am install-strip + +.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \ + clean-libtool clean-pkglibLTLIBRARIES ctags distclean \ + distclean-compile distclean-generic distclean-libtool \ + distclean-tags distdir dvi dvi-am html html-am info info-am \ + install install-am install-data install-data-am install-dvi \ + install-dvi-am install-exec install-exec-am install-html \ + install-html-am install-info install-info-am install-man \ + install-pdf install-pdf-am install-pkglibLTLIBRARIES \ + install-ps 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 uninstall uninstall-am uninstall-pkglibLTLIBRARIES + + +# 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/omelasticsearch/omelasticsearch.c b/plugins/omelasticsearch/omelasticsearch.c new file mode 100644 index 0000000..f77caec --- /dev/null +++ b/plugins/omelasticsearch/omelasticsearch.c @@ -0,0 +1,741 @@ +/* omelasticsearch.c + * This is the http://www.elasticsearch.org/ output module. + * + * NOTE: read comments in module-template.h for more specifics! + * + * Copyright 2011 Nathan Scott. + * Copyright 2009-2012 Rainer Gerhards and 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 <stdio.h> +#include <stdarg.h> +#include <stdlib.h> +#include <string.h> +#include <curl/curl.h> +#include <curl/easy.h> +#include <assert.h> +#include <signal.h> +#include <errno.h> +#include <time.h> +#include "conf.h" +#include "syslogd-types.h" +#include "srUtils.h" +#include "template.h" +#include "module-template.h" +#include "errmsg.h" +#include "statsobj.h" +#include "cfsysline.h" +#include "unicode-helper.h" + +MODULE_TYPE_OUTPUT +MODULE_TYPE_NOKEEP +MODULE_CNFNAME("omelasticsearch") + +/* internal structures */ +DEF_OMOD_STATIC_DATA +DEFobjCurrIf(errmsg) +DEFobjCurrIf(statsobj) + +statsobj_t *indexStats; +STATSCOUNTER_DEF(indexConFail, mutIndexConFail) +STATSCOUNTER_DEF(indexSubmit, mutIndexSubmit) +STATSCOUNTER_DEF(indexFailed, mutIndexFailed) +STATSCOUNTER_DEF(indexSuccess, mutIndexSuccess) + +/* REST API for elasticsearch hits this URL: + * http://<hostName>:<restPort>/<searchIndex>/<searchType> + */ +typedef struct curl_slist HEADER; +typedef struct _instanceData { + uchar *server; + int port; + uchar *uid; + uchar *pwd; + uchar *searchIndex; + uchar *searchType; + uchar *parent; + uchar *tplName; + uchar *timeout; + sbool dynSrchIdx; + sbool dynSrchType; + sbool dynParent; + sbool bulkmode; + sbool asyncRepl; + struct { + es_str_t *data; + uchar *currTpl1; + uchar *currTpl2; + } batch; + CURL *curlHandle; /* libcurl session handle */ + HEADER *postHeader; /* json POST request info */ +} instanceData; + + +/* tables for interfacing with the v6 config system */ +/* action (instance) parameters */ +static struct cnfparamdescr actpdescr[] = { + { "server", eCmdHdlrGetWord, 0 }, + { "serverport", eCmdHdlrInt, 0 }, + { "uid", eCmdHdlrGetWord, 0 }, + { "pwd", eCmdHdlrGetWord, 0 }, + { "searchindex", eCmdHdlrGetWord, 0 }, + { "searchtype", eCmdHdlrGetWord, 0 }, + { "parent", eCmdHdlrGetWord, 0 }, + { "dynsearchindex", eCmdHdlrBinary, 0 }, + { "dynsearchtype", eCmdHdlrBinary, 0 }, + { "dynparent", eCmdHdlrBinary, 0 }, + { "bulkmode", eCmdHdlrBinary, 0 }, + { "asyncrepl", eCmdHdlrBinary, 0 }, + { "timeout", eCmdHdlrGetWord, 0 }, + { "template", eCmdHdlrGetWord, 1 } +}; +static struct cnfparamblk actpblk = + { CNFPARAMBLK_VERSION, + sizeof(actpdescr)/sizeof(struct cnfparamdescr), + actpdescr + }; + +BEGINcreateInstance +CODESTARTcreateInstance +ENDcreateInstance + +BEGINisCompatibleWithFeature +CODESTARTisCompatibleWithFeature + if(eFeat == sFEATURERepeatedMsgReduction) + iRet = RS_RET_OK; +ENDisCompatibleWithFeature + +BEGINfreeInstance +CODESTARTfreeInstance + if (pData->postHeader) { + curl_slist_free_all(pData->postHeader); + pData->postHeader = NULL; + } + if (pData->curlHandle) { + curl_easy_cleanup(pData->curlHandle); + pData->curlHandle = NULL; + } + free(pData->server); + free(pData->uid); + free(pData->pwd); + free(pData->searchIndex); + free(pData->searchType); + free(pData->parent); + free(pData->tplName); +ENDfreeInstance + +BEGINdbgPrintInstInfo +CODESTARTdbgPrintInstInfo + dbgprintf("omelasticsearch\n"); + dbgprintf("\ttemplate='%s'\n", pData->tplName); + dbgprintf("\tserver='%s'\n", pData->server); + dbgprintf("\tserverport=%d\n", pData->port); + dbgprintf("\tuid='%s'\n", pData->uid == NULL ? (uchar*)"(not configured)" : pData->uid); + dbgprintf("\tpwd=(%sconfigured)\n", pData->pwd == NULL ? "not " : ""); + dbgprintf("\tsearch index='%s'\n", pData->searchIndex); + dbgprintf("\tsearch index='%s'\n", pData->searchType); + dbgprintf("\tparent='%s'\n", pData->parent); + dbgprintf("\ttimeout='%s'\n", pData->timeout); + dbgprintf("\tdynamic search index=%d\n", pData->dynSrchIdx); + dbgprintf("\tdynamic search type=%d\n", pData->dynSrchType); + dbgprintf("\tdynamic parent=%d\n", pData->dynParent); + dbgprintf("\tasync replication=%d\n", pData->asyncRepl); + dbgprintf("\tbulkmode=%d\n", pData->bulkmode); +ENDdbgPrintInstInfo + + +/* Build basic URL part, which includes hostname and port as follows: + * http://hostname:port/ + * Newly creates an estr for this purpose. + */ +static rsRetVal +setBaseURL(instanceData *pData, es_str_t **url) +{ + char portBuf[64]; + int r; + DEFiRet; + + *url = es_newStr(128); + snprintf(portBuf, sizeof(portBuf), "%d", pData->port); + r = es_addBuf(url, "http://", sizeof("http://")-1); + if(r == 0) r = es_addBuf(url, (char*)pData->server, strlen((char*)pData->server)); + if(r == 0) r = es_addChar(url, ':'); + if(r == 0) r = es_addBuf(url, portBuf, strlen(portBuf)); + if(r == 0) r = es_addChar(url, '/'); + RETiRet; +} + + +static inline rsRetVal +checkConn(instanceData *pData) +{ + es_str_t *url; + CURL *curl = NULL; + CURLcode res; + char *cstr; + DEFiRet; + + setBaseURL(pData, &url); + curl = curl_easy_init(); + if(curl == NULL) { + DBGPRINTF("omelasticsearch: checkConn() curl_easy_init() failed\n"); + ABORT_FINALIZE(RS_RET_SUSPENDED); + } + cstr = es_str2cstr(url, NULL); + curl_easy_setopt(curl, CURLOPT_URL, cstr); + free(cstr); + + res = curl_easy_perform(curl); + if(res != CURLE_OK) { + DBGPRINTF("omelasticsearch: checkConn() curl_easy_perform() " + "failed: %s\n", curl_easy_strerror(res)); + ABORT_FINALIZE(RS_RET_SUSPENDED); + } + DBGPRINTF("omelasticsearch: checkConn() completed with success\n"); + +finalize_it: + if(curl != NULL) + curl_easy_cleanup(curl); + RETiRet; +} + + +BEGINtryResume +CODESTARTtryResume + DBGPRINTF("omelasticsearch: tryResume called\n"); + iRet = checkConn(pData); +ENDtryResume + + +/* get the current index and type for this message */ +static inline void +getIndexTypeAndParent(instanceData *pData, uchar **tpls, + uchar **srchIndex, uchar **srchType, uchar **parent) +{ + if(pData->dynSrchIdx) { + *srchIndex = tpls[1]; + if(pData->dynSrchType) { + *srchType = tpls[2]; + if(pData->dynParent) { + *parent = tpls[3]; + } else { + *parent = pData->parent; + } + } else { + *srchType = pData->searchType; + if(pData->dynParent) { + *parent = tpls[2]; + } else { + *parent = pData->parent; + } + } + } else { + *srchIndex = pData->searchIndex; + if(pData->dynSrchType) { + *srchType = tpls[1]; + if(pData->dynParent) { + *parent = tpls[2]; + } else { + *parent = pData->parent; + } + } else { + *srchType = pData->searchType; + if(pData->dynParent) { + *parent = tpls[1]; + } else { + *parent = pData->parent; + } + } + } +} + + +static rsRetVal +setCurlURL(instanceData *pData, uchar **tpls) +{ + char authBuf[1024]; + char *restURL; + uchar *searchIndex; + uchar *searchType; + uchar *parent; + es_str_t *url; + int rLocal; + int r; + DEFiRet; + + setBaseURL(pData, &url); + + if(pData->bulkmode) { + r = es_addBuf(&url, "_bulk", sizeof("_bulk")-1); + parent = NULL; + } else { + getIndexTypeAndParent(pData, tpls, &searchIndex, &searchType, &parent); + r = es_addBuf(&url, (char*)searchIndex, ustrlen(searchIndex)); + if(r == 0) r = es_addChar(&url, '/'); + if(r == 0) r = es_addBuf(&url, (char*)searchType, ustrlen(searchType)); + } + if(r == 0) r = es_addChar(&url, '?'); + if(pData->asyncRepl) { + if(r == 0) r = es_addBuf(&url, "replication=async&", + sizeof("replication=async&")-1); + } + if(pData->timeout != NULL) { + if(r == 0) r = es_addBuf(&url, "timeout=", sizeof("timeout=")-1); + if(r == 0) r = es_addBuf(&url, (char*)pData->timeout, ustrlen(pData->timeout)); + if(r == 0) r = es_addChar(&url, '&'); + } + if(parent != NULL) { + if(r == 0) r = es_addBuf(&url, "parent=", sizeof("parent=")-1); + if(r == 0) r = es_addBuf(&url, (char*)parent, ustrlen(parent)); + } + restURL = es_str2cstr(url, NULL); + curl_easy_setopt(pData->curlHandle, CURLOPT_URL, restURL); + es_deleteStr(url); + DBGPRINTF("omelasticsearch: using REST URL: '%s'\n", restURL); + free(restURL); + + if(pData->uid != NULL) { + rLocal = snprintf(authBuf, sizeof(authBuf), "%s:%s", pData->uid, + (pData->pwd == NULL) ? "" : (char*)pData->pwd); + if(rLocal != (int) es_strlen(url)) { + errmsg.LogError(0, RS_RET_ERR, "omelasticsearch: snprintf failed " + "when trying to build auth string (return %d)\n", + rLocal); + ABORT_FINALIZE(RS_RET_ERR); + } + curl_easy_setopt(pData->curlHandle, CURLOPT_USERPWD, authBuf); + curl_easy_setopt(pData->curlHandle, CURLOPT_PROXYAUTH, CURLAUTH_ANY); + } +finalize_it: + RETiRet; +} + + +/* this method does not directly submit but builds a batch instead. It + * may submit, if we have dynamic index/type and the current type or + * index changes. + */ +static rsRetVal +buildBatch(instanceData *pData, uchar *message, uchar **tpls) +{ + int length = strlen((char *)message); + int r; + uchar *searchIndex; + uchar *searchType; + uchar *parent; + DEFiRet; +# define META_STRT "{\"index\":{\"_index\": \"" +# define META_TYPE "\",\"_type\":\"" +# define META_PARENT "\",\"_parent\":\"" +# define META_END "\"}}\n" + + getIndexTypeAndParent(pData, tpls, &searchIndex, &searchType, &parent); +dbgprintf("AAA: searchIndex: '%s'\n", searchIndex); +dbgprintf("AAA: searchType: '%s'\n", searchType); +dbgprintf("AAA: parent: '%s'\n", parent); + r = es_addBuf(&pData->batch.data, META_STRT, sizeof(META_STRT)-1); + if(r == 0) r = es_addBuf(&pData->batch.data, (char*)searchIndex, + ustrlen(searchIndex)); + if(r == 0) r = es_addBuf(&pData->batch.data, META_TYPE, sizeof(META_TYPE)-1); + if(r == 0) r = es_addBuf(&pData->batch.data, (char*)searchType, + ustrlen(searchType)); + if(parent != NULL) { + if(r == 0) r = es_addBuf(&pData->batch.data, META_PARENT, sizeof(META_PARENT)-1); + if(r == 0) r = es_addBuf(&pData->batch.data, (char*)parent, ustrlen(parent)); + } + if(r == 0) r = es_addBuf(&pData->batch.data, META_END, sizeof(META_END)-1); + if(r == 0) r = es_addBuf(&pData->batch.data, (char*)message, length); + if(r == 0) r = es_addBuf(&pData->batch.data, "\n", sizeof("\n")-1); + if(r != 0) { + DBGPRINTF("omelasticsearch: growing batch failed with code %d\n", r); + ABORT_FINALIZE(RS_RET_ERR); + } + iRet = RS_RET_DEFER_COMMIT; + +finalize_it: + RETiRet; +} + +static rsRetVal +curlPost(instanceData *instance, uchar *message, int msglen, uchar **tpls) +{ + CURLcode code; + CURL *curl = instance->curlHandle; + DEFiRet; + + if(instance->dynSrchIdx || instance->dynSrchType || instance->dynParent) + CHKiRet(setCurlURL(instance, tpls)); + + curl_easy_setopt(curl, CURLOPT_WRITEDATA, (char *)message); + curl_easy_setopt(curl, CURLOPT_POSTFIELDS, (char *)message); + curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, msglen); +dbgprintf("omelasticsearch: do curl_easy_perform()\n"); + code = curl_easy_perform(curl); +DBGPRINTF("omelasticsearch: curl_easy_perform() returned %lld\n", (long long) code); + switch (code) { + case CURLE_COULDNT_RESOLVE_HOST: + case CURLE_COULDNT_RESOLVE_PROXY: + case CURLE_COULDNT_CONNECT: + case CURLE_WRITE_ERROR: + STATSCOUNTER_INC(indexConFail, mutIndexConFail); + DBGPRINTF("omelasticsearch: we are suspending ourselfs due " + "to failure %lld of curl_easy_perform()\n", + (long long) code); + return RS_RET_SUSPENDED; + default: + STATSCOUNTER_INC(indexSubmit, mutIndexSubmit); + return RS_RET_OK; + } +finalize_it: + RETiRet; +} + +BEGINbeginTransaction +CODESTARTbeginTransaction +dbgprintf("omelasticsearch: beginTransaction\n"); + if(!pData->bulkmode) { + FINALIZE; + } + + es_emptyStr(pData->batch.data); +finalize_it: +ENDbeginTransaction + + +BEGINdoAction +CODESTARTdoAction + if(pData->bulkmode) { + CHKiRet(buildBatch(pData, ppString[0], ppString)); + } else { +dbgprintf("omelasticsearch: doAction calling curlPost\n"); + CHKiRet(curlPost(pData, ppString[0], strlen((char*)ppString[0]), + ppString)); + } +finalize_it: +dbgprintf("omelasticsearch: result doAction: %d (bulkmode %d)\n", iRet, pData->bulkmode); +ENDdoAction + + +BEGINendTransaction + char *cstr; +CODESTARTendTransaction +dbgprintf("omelasticsearch: endTransaction init\n"); + cstr = es_str2cstr(pData->batch.data, NULL); + dbgprintf("omelasticsearch: endTransaction, batch: '%s'\n", cstr); + CHKiRet(curlPost(pData, (uchar*) cstr, strlen(cstr), NULL)); +finalize_it: + free(cstr); +dbgprintf("omelasticsearch: endTransaction done with %d\n", iRet); +ENDendTransaction + +/* elasticsearch POST result string ... useful for debugging */ +size_t +curlResult(void *ptr, size_t size, size_t nmemb, void *userdata) +{ + unsigned int i; + char *p = (char *)ptr; + char *jsonData = (char *)userdata; + static char ok[] = "{\"ok\":true,"; + + ASSERT(size == 1); +DBGPRINTF("omelasticsearch request: %s\n", jsonData); +DBGPRINTF("omelasticsearch result: "); +for (i = 0; i < nmemb; i++) + DBGPRINTF("%c", p[i]); +DBGPRINTF("\n"); + + if (size == 1 && + nmemb > sizeof(ok)-1 && + strncmp(p, ok, sizeof(ok)-1) == 0) { + STATSCOUNTER_INC(indexSuccess, mutIndexSuccess); +dbgprintf("omelasticsearch ok\n"); + } else { +dbgprintf("omelasticsearch fail\n"); + STATSCOUNTER_INC(indexFailed, mutIndexFailed); + if (Debug) { + DBGPRINTF("omelasticsearch (fail) request: %s\n", jsonData); + DBGPRINTF("omelasticsearch (fail) result: "); + for (i = 0; i < nmemb; i++) + DBGPRINTF("%c", p[i]); + DBGPRINTF("\n"); + } + } + return size * nmemb; +} + + +static rsRetVal +curlSetup(instanceData *pData) +{ + HEADER *header; + CURL *handle; + + handle = curl_easy_init(); + if (handle == NULL) { + return RS_RET_OBJ_CREATION_FAILED; + } + + header = curl_slist_append(NULL, "Content-Type: text/json; charset=utf-8"); + curl_easy_setopt(handle, CURLOPT_HTTPHEADER, header); + + curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, curlResult); + curl_easy_setopt(handle, CURLOPT_POST, 1); + + pData->curlHandle = handle; + pData->postHeader = header; + + if( pData->bulkmode + || (pData->dynSrchIdx == 0 && pData->dynSrchType == 0 && pData->dynParent == 0)) { + /* in this case, we know no tpls are involved in the request-->NULL OK! */ + setCurlURL(pData, NULL); + } + + if(Debug) { + if(pData->dynSrchIdx == 0 && pData->dynSrchType == 0 && pData->dynParent == 0) + dbgprintf("omelasticsearch setup, using static REST URL\n"); + else + dbgprintf("omelasticsearch setup, we have a dynamic REST URL\n"); + } + return RS_RET_OK; +} + +static inline void +setInstParamDefaults(instanceData *pData) +{ + pData->server = NULL; + pData->port = 9200; + pData->uid = NULL; + pData->pwd = NULL; + pData->searchIndex = NULL; + pData->searchType = NULL; + pData->parent = NULL; + pData->timeout = NULL; + pData->dynSrchIdx = 0; + pData->dynSrchType = 0; + pData->dynParent = 0; + pData->asyncRepl = 0; + pData->bulkmode = 0; + pData->tplName = NULL; +} + +BEGINnewActInst + struct cnfparamvals *pvals; + int i; + int iNumTpls; +CODESTARTnewActInst + if((pvals = nvlstGetParams(lst, &actpblk, NULL)) == NULL) { + ABORT_FINALIZE(RS_RET_MISSING_CNFPARAMS); + } + + CHKiRet(createInstance(&pData)); + setInstParamDefaults(pData); + + for(i = 0 ; i < actpblk.nParams ; ++i) { + if(!pvals[i].bUsed) + continue; + if(!strcmp(actpblk.descr[i].name, "server")) { + pData->server = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else if(!strcmp(actpblk.descr[i].name, "serverport")) { + pData->port = (int) pvals[i].val.d.n, NULL; + } else if(!strcmp(actpblk.descr[i].name, "uid")) { + pData->uid = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else if(!strcmp(actpblk.descr[i].name, "pwd")) { + pData->pwd = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else if(!strcmp(actpblk.descr[i].name, "searchindex")) { + pData->searchIndex = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else if(!strcmp(actpblk.descr[i].name, "searchtype")) { + pData->searchType = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else if(!strcmp(actpblk.descr[i].name, "parent")) { + pData->parent = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else if(!strcmp(actpblk.descr[i].name, "dynsearchindex")) { + pData->dynSrchIdx = pvals[i].val.d.n; + } else if(!strcmp(actpblk.descr[i].name, "dynsearchtype")) { + pData->dynSrchType = pvals[i].val.d.n; + } else if(!strcmp(actpblk.descr[i].name, "dynparent")) { + pData->dynParent = pvals[i].val.d.n; + } else if(!strcmp(actpblk.descr[i].name, "bulkmode")) { + pData->bulkmode = pvals[i].val.d.n; + } else if(!strcmp(actpblk.descr[i].name, "timeout")) { + pData->timeout = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else if(!strcmp(actpblk.descr[i].name, "asyncrepl")) { + pData->asyncRepl = pvals[i].val.d.n; + } else if(!strcmp(actpblk.descr[i].name, "template")) { + pData->tplName = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); + } else { + dbgprintf("omelasticsearch: program error, non-handled " + "param '%s'\n", actpblk.descr[i].name); + } + } + + if(pData->pwd != NULL && pData->uid == NULL) { + errmsg.LogError(0, RS_RET_UID_MISSING, + "omelasticsearch: password is provided, but no uid " + "- action definition invalid"); + ABORT_FINALIZE(RS_RET_UID_MISSING); + } + if(pData->dynSrchIdx && pData->searchIndex == NULL) { + errmsg.LogError(0, RS_RET_CONFIG_ERROR, + "omelasticsearch: requested dynamic search index, but no " + "name for index template given - action definition invalid"); + ABORT_FINALIZE(RS_RET_CONFIG_ERROR); + } + if(pData->dynSrchType && pData->searchType == NULL) { + errmsg.LogError(0, RS_RET_CONFIG_ERROR, + "omelasticsearch: requested dynamic search type, but no " + "name for type template given - action definition invalid"); + ABORT_FINALIZE(RS_RET_CONFIG_ERROR); + } + if(pData->dynParent && pData->parent == NULL) { + errmsg.LogError(0, RS_RET_CONFIG_ERROR, + "omelasticsearch: requested dynamic parent, but no " + "name for parent template given - action definition invalid"); + ABORT_FINALIZE(RS_RET_CONFIG_ERROR); + } + + if(pData->bulkmode) { + pData->batch.currTpl1 = NULL; + pData->batch.currTpl2 = NULL; + if((pData->batch.data = es_newStr(1024)) == NULL) { + DBGPRINTF("omelasticsearch: error creating batch string " + "turned off bulk mode\n"); + pData->bulkmode = 0; /* at least it works */ + } + } + + iNumTpls = 1; + if(pData->dynSrchIdx) ++iNumTpls; + if(pData->dynSrchType) ++iNumTpls; + if(pData->dynParent) ++iNumTpls; + DBGPRINTF("omelasticsearch: requesting %d templates\n", iNumTpls); + CODE_STD_STRING_REQUESTparseSelectorAct(iNumTpls) + + CHKiRet(OMSRsetEntry(*ppOMSR, 0, (uchar*)strdup((pData->tplName == NULL) ? + " StdJSONFmt" : (char*)pData->tplName), + OMSR_NO_RQD_TPL_OPTS)); + + + /* we need to request additional templates. If we have a dynamic search index, + * it will always be string 1. Type may be 1 or 2, depending on whether search + * index is dynamic as well. Rule needs to be followed throughout the module. + */ + if(pData->dynSrchIdx) { + CHKiRet(OMSRsetEntry(*ppOMSR, 1, ustrdup(pData->searchIndex), + OMSR_NO_RQD_TPL_OPTS)); + if(pData->dynSrchType) { + CHKiRet(OMSRsetEntry(*ppOMSR, 2, ustrdup(pData->searchType), + OMSR_NO_RQD_TPL_OPTS)); + if(pData->dynParent) { + CHKiRet(OMSRsetEntry(*ppOMSR, 3, ustrdup(pData->parent), + OMSR_NO_RQD_TPL_OPTS)); + } + } else { + if(pData->dynParent) { + CHKiRet(OMSRsetEntry(*ppOMSR, 2, ustrdup(pData->parent), + OMSR_NO_RQD_TPL_OPTS)); + } + } + } else { + if(pData->dynSrchType) { + CHKiRet(OMSRsetEntry(*ppOMSR, 1, ustrdup(pData->searchType), + OMSR_NO_RQD_TPL_OPTS)); + if(pData->dynParent) { + CHKiRet(OMSRsetEntry(*ppOMSR, 2, ustrdup(pData->parent), + OMSR_NO_RQD_TPL_OPTS)); + } + } else { + if(pData->dynParent) { + CHKiRet(OMSRsetEntry(*ppOMSR, 1, ustrdup(pData->parent), + OMSR_NO_RQD_TPL_OPTS)); + } + } + } + + if(pData->server == NULL) + pData->server = (uchar*) strdup("localhost"); + if(pData->searchIndex == NULL) + pData->searchIndex = (uchar*) strdup("system"); + if(pData->searchType == NULL) + pData->searchType = (uchar*) strdup("events"); + + CHKiRet(curlSetup(pData)); + +CODE_STD_FINALIZERnewActInst + cnfparamvalsDestruct(pvals, &actpblk); +ENDnewActInst + + +BEGINparseSelectorAct +CODESTARTparseSelectorAct +CODE_STD_STRING_REQUESTparseSelectorAct(1) + if(!strncmp((char*) p, ":omelasticsearch:", sizeof(":omelasticsearch:") - 1)) { + errmsg.LogError(0, RS_RET_LEGA_ACT_NOT_SUPPORTED, + "omelasticsearch supports only v6 config format, use: " + "action(type=\"omelasticsearch\" server=...)"); + } + ABORT_FINALIZE(RS_RET_CONFLINE_UNPROCESSED); +CODE_STD_FINALIZERparseSelectorAct +ENDparseSelectorAct + + +BEGINmodExit +CODESTARTmodExit + curl_global_cleanup(); + statsobj.Destruct(&indexStats); + objRelease(errmsg, CORE_COMPONENT); + objRelease(statsobj, CORE_COMPONENT); +ENDmodExit + +BEGINqueryEtryPt +CODESTARTqueryEtryPt +CODEqueryEtryPt_STD_OMOD_QUERIES +CODEqueryEtryPt_IsCompatibleWithFeature_IF_OMOD_QUERIES +CODEqueryEtryPt_STD_CONF2_OMOD_QUERIES +CODEqueryEtryPt_TXIF_OMOD_QUERIES /* we support the transactional interface! */ +ENDqueryEtryPt + + +BEGINmodInit() +CODESTARTmodInit + *ipIFVersProvided = CURR_MOD_IF_VERSION; /* we only support the current interface specification */ +CODEmodInit_QueryRegCFSLineHdlr + CHKiRet(objUse(errmsg, CORE_COMPONENT)); + CHKiRet(objUse(statsobj, CORE_COMPONENT)); + + if (curl_global_init(CURL_GLOBAL_ALL) != 0) { + errmsg.LogError(0, RS_RET_OBJ_CREATION_FAILED, "CURL fail. -elasticsearch indexing disabled"); + ABORT_FINALIZE(RS_RET_OBJ_CREATION_FAILED); + } + + /* support statistics gathering */ + CHKiRet(statsobj.Construct(&indexStats)); + CHKiRet(statsobj.SetName(indexStats, (uchar *)"elasticsearch")); + CHKiRet(statsobj.AddCounter(indexStats, (uchar *)"connfail", + ctrType_IntCtr, &indexConFail)); + CHKiRet(statsobj.AddCounter(indexStats, (uchar *)"submits", + ctrType_IntCtr, &indexSubmit)); + CHKiRet(statsobj.AddCounter(indexStats, (uchar *)"failed", + ctrType_IntCtr, &indexFailed)); + CHKiRet(statsobj.AddCounter(indexStats, (uchar *)"success", + ctrType_IntCtr, &indexSuccess)); + CHKiRet(statsobj.ConstructFinalize(indexStats)); +ENDmodInit + +/* vi:set ai: + */ |