mirror of https://github.com/Icinga/icinga2.git
344 lines
11 KiB
C++
344 lines
11 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2017 Icinga Development Team (https://www.icinga.com/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "livestatus/livestatuslogutility.hpp"
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#include "icinga/service.hpp"
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#include "icinga/host.hpp"
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#include "icinga/user.hpp"
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#include "icinga/checkcommand.hpp"
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#include "icinga/eventcommand.hpp"
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#include "icinga/notificationcommand.hpp"
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#include "base/utility.hpp"
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#include "base/convert.hpp"
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#include "base/logger.hpp"
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#include <boost/tuple/tuple.hpp>
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#include <boost/algorithm/string.hpp>
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#include <boost/algorithm/string/split.hpp>
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#include <boost/algorithm/string/classification.hpp>
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#include <boost/algorithm/string/replace.hpp>
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#include <boost/algorithm/string/predicate.hpp>
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#include <fstream>
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using namespace icinga;
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void LivestatusLogUtility::CreateLogIndex(const String& path, std::map<time_t, String>& index)
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{
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Utility::Glob(path + "/icinga.log", std::bind(&LivestatusLogUtility::CreateLogIndexFileHandler, _1, std::ref(index)), GlobFile);
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Utility::Glob(path + "/archives/*.log", std::bind(&LivestatusLogUtility::CreateLogIndexFileHandler, _1, std::ref(index)), GlobFile);
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}
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void LivestatusLogUtility::CreateLogIndexFileHandler(const String& path, std::map<time_t, String>& index)
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{
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std::ifstream stream;
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stream.open(path.CStr(), std::ifstream::in);
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if (!stream)
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BOOST_THROW_EXCEPTION(std::runtime_error("Could not open log file: " + path));
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/* read the first bytes to get the timestamp: [123456789] */
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char buffer[12];
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stream.read(buffer, 12);
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if (buffer[0] != '[' || buffer[11] != ']') {
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/* this can happen for directories too, silently ignore them */
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return;
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}
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/* extract timestamp */
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buffer[11] = 0;
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time_t ts_start = atoi(buffer+1);
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stream.close();
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Log(LogDebug, "LivestatusLogUtility")
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<< "Indexing log file: '" << path << "' with timestamp start: '" << ts_start << "'.";
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index[ts_start] = path;
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}
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void LivestatusLogUtility::CreateLogCache(std::map<time_t, String> index, HistoryTable *table,
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time_t from, time_t until, const AddRowFunction& addRowFn)
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{
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ASSERT(table);
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/* m_LogFileIndex map tells which log files are involved ordered by their start timestamp */
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unsigned long line_count = 0;
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for (const auto& kv : index) {
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unsigned int ts = kv.first;
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/* skip log files not in range (performance optimization) */
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if (ts < from || ts > until)
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continue;
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String log_file = index[ts];
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int lineno = 0;
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std::ifstream fp;
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fp.exceptions(std::ifstream::badbit);
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fp.open(log_file.CStr(), std::ifstream::in);
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while (fp.good()) {
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std::string line;
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std::getline(fp, line);
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if (line.empty())
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continue; /* Ignore empty lines */
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Dictionary::Ptr log_entry_attrs = LivestatusLogUtility::GetAttributes(line);
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/* no attributes available - invalid log line */
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if (!log_entry_attrs) {
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Log(LogDebug, "LivestatusLogUtility")
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<< "Skipping invalid log line: '" << line << "'.";
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continue;
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}
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table->UpdateLogEntries(log_entry_attrs, line_count, lineno, addRowFn);
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line_count++;
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lineno++;
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}
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fp.close();
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}
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}
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Dictionary::Ptr LivestatusLogUtility::GetAttributes(const String& text)
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{
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Dictionary::Ptr bag = new Dictionary();
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/*
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* [1379025342] SERVICE NOTIFICATION: contactname;hostname;servicedesc;WARNING;true;foo output
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*/
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unsigned long time = atoi(text.SubStr(1, 11).CStr());
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Log(LogDebug, "LivestatusLogUtility")
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<< "Processing log line: '" << text << "'.";
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bag->Set("time", time);
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size_t colon = text.FindFirstOf(':');
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size_t colon_offset = colon - 13;
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String type = String(text.SubStr(13, colon_offset)).Trim();
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String options = String(text.SubStr(colon + 1)).Trim();
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bag->Set("type", type);
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bag->Set("options", options);
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std::vector<String> tokens;
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boost::algorithm::split(tokens, options, boost::is_any_of(";"));
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/* set default values */
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bag->Set("class", LogEntryClassInfo);
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bag->Set("log_type", 0);
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bag->Set("state", 0);
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bag->Set("attempt", 0);
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bag->Set("message", text); /* used as 'message' in log table, and 'log_output' in statehist table */
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if (type.Contains("INITIAL HOST STATE") ||
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type.Contains("CURRENT HOST STATE") ||
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type.Contains("HOST ALERT")) {
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if (tokens.size() < 5)
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return bag;
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bag->Set("host_name", tokens[0]);
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bag->Set("state", Host::StateFromString(tokens[1]));
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bag->Set("state_type", tokens[2]);
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bag->Set("attempt", atoi(tokens[3].CStr()));
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bag->Set("plugin_output", tokens[4]);
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if (type.Contains("INITIAL HOST STATE")) {
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bag->Set("class", LogEntryClassState);
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bag->Set("log_type", LogEntryTypeHostInitialState);
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}
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else if (type.Contains("CURRENT HOST STATE")) {
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bag->Set("class", LogEntryClassState);
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bag->Set("log_type", LogEntryTypeHostCurrentState);
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}
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else {
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bag->Set("class", LogEntryClassAlert);
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bag->Set("log_type", LogEntryTypeHostAlert);
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}
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return bag;
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} else if (type.Contains("HOST DOWNTIME ALERT") ||
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type.Contains("HOST FLAPPING ALERT")) {
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if (tokens.size() < 3)
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return bag;
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bag->Set("host_name", tokens[0]);
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bag->Set("state_type", tokens[1]);
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bag->Set("comment", tokens[2]);
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if (type.Contains("HOST FLAPPING ALERT")) {
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bag->Set("class", LogEntryClassAlert);
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bag->Set("log_type", LogEntryTypeHostFlapping);
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} else {
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bag->Set("class", LogEntryClassAlert);
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bag->Set("log_type", LogEntryTypeHostDowntimeAlert);
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}
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return bag;
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} else if (type.Contains("INITIAL SERVICE STATE") ||
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type.Contains("CURRENT SERVICE STATE") ||
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type.Contains("SERVICE ALERT")) {
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if (tokens.size() < 6)
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return bag;
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bag->Set("host_name", tokens[0]);
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bag->Set("service_description", tokens[1]);
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bag->Set("state", Service::StateFromString(tokens[2]));
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bag->Set("state_type", tokens[3]);
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bag->Set("attempt", atoi(tokens[4].CStr()));
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bag->Set("plugin_output", tokens[5]);
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if (type.Contains("INITIAL SERVICE STATE")) {
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bag->Set("class", LogEntryClassState);
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bag->Set("log_type", LogEntryTypeServiceInitialState);
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}
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else if (type.Contains("CURRENT SERVICE STATE")) {
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bag->Set("class", LogEntryClassState);
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bag->Set("log_type", LogEntryTypeServiceCurrentState);
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}
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else {
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bag->Set("class", LogEntryClassAlert);
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bag->Set("log_type", LogEntryTypeServiceAlert);
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}
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return bag;
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} else if (type.Contains("SERVICE DOWNTIME ALERT") ||
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type.Contains("SERVICE FLAPPING ALERT")) {
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if (tokens.size() < 4)
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return bag;
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bag->Set("host_name", tokens[0]);
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bag->Set("service_description", tokens[1]);
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bag->Set("state_type", tokens[2]);
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bag->Set("comment", tokens[3]);
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if (type.Contains("SERVICE FLAPPING ALERT")) {
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bag->Set("class", LogEntryClassAlert);
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bag->Set("log_type", LogEntryTypeServiceFlapping);
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} else {
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bag->Set("class", LogEntryClassAlert);
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bag->Set("log_type", LogEntryTypeServiceDowntimeAlert);
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}
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return bag;
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} else if (type.Contains("TIMEPERIOD TRANSITION")) {
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if (tokens.size() < 4)
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return bag;
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bag->Set("class", LogEntryClassState);
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bag->Set("log_type", LogEntryTypeTimeperiodTransition);
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bag->Set("host_name", tokens[0]);
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bag->Set("service_description", tokens[1]);
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bag->Set("state_type", tokens[2]);
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bag->Set("comment", tokens[3]);
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} else if (type.Contains("HOST NOTIFICATION")) {
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if (tokens.size() < 6)
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return bag;
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bag->Set("contact_name", tokens[0]);
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bag->Set("host_name", tokens[1]);
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bag->Set("state_type", tokens[2].CStr());
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bag->Set("state", Service::StateFromString(tokens[3]));
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bag->Set("command_name", tokens[4]);
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bag->Set("plugin_output", tokens[5]);
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bag->Set("class", LogEntryClassNotification);
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bag->Set("log_type", LogEntryTypeHostNotification);
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return bag;
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} else if (type.Contains("SERVICE NOTIFICATION")) {
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if (tokens.size() < 7)
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return bag;
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bag->Set("contact_name", tokens[0]);
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bag->Set("host_name", tokens[1]);
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bag->Set("service_description", tokens[2]);
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bag->Set("state_type", tokens[3].CStr());
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bag->Set("state", Service::StateFromString(tokens[4]));
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bag->Set("command_name", tokens[5]);
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bag->Set("plugin_output", tokens[6]);
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bag->Set("class", LogEntryClassNotification);
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bag->Set("log_type", LogEntryTypeServiceNotification);
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return bag;
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} else if (type.Contains("PASSIVE HOST CHECK")) {
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if (tokens.size() < 3)
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return bag;
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bag->Set("host_name", tokens[0]);
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bag->Set("state", Host::StateFromString(tokens[1]));
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bag->Set("plugin_output", tokens[2]);
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bag->Set("class", LogEntryClassPassive);
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return bag;
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} else if (type.Contains("PASSIVE SERVICE CHECK")) {
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if (tokens.size() < 4)
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return bag;
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bag->Set("host_name", tokens[0]);
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bag->Set("service_description", tokens[1]);
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bag->Set("state", Host::StateFromString(tokens[2]));
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bag->Set("plugin_output", tokens[3]);
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bag->Set("class", LogEntryClassPassive);
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return bag;
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} else if (type.Contains("EXTERNAL COMMAND")) {
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bag->Set("class", LogEntryClassCommand);
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/* string processing not implemented in 1.x */
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return bag;
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} else if (type.Contains("LOG VERSION")) {
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bag->Set("class", LogEntryClassProgram);
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bag->Set("log_type", LogEntryTypeVersion);
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return bag;
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} else if (type.Contains("logging initial states")) {
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bag->Set("class", LogEntryClassProgram);
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bag->Set("log_type", LogEntryTypeInitialStates);
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return bag;
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} else if (type.Contains("starting... (PID=")) {
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bag->Set("class", LogEntryClassProgram);
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bag->Set("log_type", LogEntryTypeProgramStarting);
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return bag;
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}
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/* program */
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else if (type.Contains("restarting...") ||
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type.Contains("shutting down...") ||
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type.Contains("Bailing out") ||
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type.Contains("active mode...") ||
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type.Contains("standby mode...")) {
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bag->Set("class", LogEntryClassProgram);
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return bag;
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}
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return bag;
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}
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