+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-/*
- * Ceph - scalable distributed file system
- *
- * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
- *
- * This is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License version 2.1, as published by the Free Software
- * Foundation. See file COPYING.
- *
- */
-
-#include <boost/algorithm/string/predicate.hpp>
-
-#include <sstream>
-#include <syslog.h>
-
-#include "LogMonitor.h"
-#include "Monitor.h"
-#include "MonitorDBStore.h"
-
-#include "messages/MMonCommand.h"
-#include "messages/MLog.h"
-#include "messages/MLogAck.h"
-#include "common/Graylog.h"
-#include "common/errno.h"
-#include "common/strtol.h"
-#include "include/assert.h"
-#include "include/str_list.h"
-#include "include/str_map.h"
-#include "include/compat.h"
-
-#define dout_subsys ceph_subsys_mon
-#undef dout_prefix
-#define dout_prefix _prefix(_dout, mon, get_last_committed())
-static ostream& _prefix(std::ostream *_dout, Monitor *mon, version_t v) {
- return *_dout << "mon." << mon->name << "@" << mon->rank
- << "(" << mon->get_state_name()
- << ").log v" << v << " ";
-}
-
-ostream& operator<<(ostream &out, const LogMonitor &pm)
-{
- return out << "log";
-}
-
-/*
- Tick function to update the map based on performance every N seconds
-*/
-
-void LogMonitor::tick()
-{
- if (!is_active()) return;
-
- dout(10) << *this << dendl;
-
-}
-
-void LogMonitor::create_initial()
-{
- dout(10) << "create_initial -- creating initial map" << dendl;
- LogEntry e;
- memset(&e.who, 0, sizeof(e.who));
- e.name = g_conf->name;
- e.stamp = ceph_clock_now();
- e.prio = CLOG_INFO;
- std::stringstream ss;
- ss << "mkfs " << mon->monmap->get_fsid();
- e.msg = ss.str();
- e.seq = 0;
- pending_log.insert(pair<utime_t,LogEntry>(e.stamp, e));
-}
-
-void LogMonitor::update_from_paxos(bool *need_bootstrap)
-{
- dout(10) << __func__ << dendl;
- version_t version = get_last_committed();
- dout(10) << __func__ << " version " << version
- << " summary v " << summary.version << dendl;
- if (version == summary.version)
- return;
- assert(version >= summary.version);
-
- map<string,bufferlist> channel_blog;
-
- version_t latest_full = get_version_latest_full();
- dout(10) << __func__ << " latest full " << latest_full << dendl;
- if ((latest_full > 0) && (latest_full > summary.version)) {
- bufferlist latest_bl;
- get_version_full(latest_full, latest_bl);
- assert(latest_bl.length() != 0);
- dout(7) << __func__ << " loading summary e" << latest_full << dendl;
- bufferlist::iterator p = latest_bl.begin();
- ::decode(summary, p);
- dout(7) << __func__ << " loaded summary e" << summary.version << dendl;
- }
-
- // walk through incrementals
- while (version > summary.version) {
- bufferlist bl;
- int err = get_version(summary.version+1, bl);
- assert(err == 0);
- assert(bl.length());
-
- bufferlist::iterator p = bl.begin();
- __u8 v;
- ::decode(v, p);
- while (!p.end()) {
- LogEntry le;
- le.decode(p);
- dout(7) << "update_from_paxos applying incremental log " << summary.version+1 << " " << le << dendl;
-
- string channel = le.channel;
- if (channel.empty()) // keep retrocompatibility
- channel = CLOG_CHANNEL_CLUSTER;
-
- if (channels.do_log_to_syslog(channel)) {
- string level = channels.get_level(channel);
- string facility = channels.get_facility(channel);
- if (level.empty() || facility.empty()) {
- derr << __func__ << " unable to log to syslog -- level or facility"
- << " not defined (level: " << level << ", facility: "
- << facility << ")" << dendl;
- continue;
- }
- le.log_to_syslog(channels.get_level(channel),
- channels.get_facility(channel));
- }
-
- if (channels.do_log_to_graylog(channel)) {
- ceph::logging::Graylog::Ref graylog = channels.get_graylog(channel);
- if (graylog) {
- graylog->log_log_entry(&le);
- }
- dout(7) << "graylog: " << channel << " " << graylog
- << " host:" << channels.log_to_graylog_host << dendl;
- }
-
- string log_file = channels.get_log_file(channel);
- dout(20) << __func__ << " logging for channel '" << channel
- << "' to file '" << log_file << "'" << dendl;
-
- if (!log_file.empty()) {
- string log_file_level = channels.get_log_file_level(channel);
- if (log_file_level.empty()) {
- dout(1) << __func__ << " warning: log file level not defined for"
- << " channel '" << channel << "' yet a log file is --"
- << " will assume lowest level possible" << dendl;
- }
-
- int min = string_to_syslog_level(log_file_level);
- int l = clog_type_to_syslog_level(le.prio);
- if (l <= min) {
- stringstream ss;
- ss << le << "\n";
- // init entry if DNE
- bufferlist &blog = channel_blog[channel];
- blog.append(ss.str());
- }
- }
-
- summary.add(le);
- }
-
- summary.version++;
- summary.prune(g_conf->mon_log_max_summary);
- }
-
- dout(15) << __func__ << " logging for "
- << channel_blog.size() << " channels" << dendl;
- for(map<string,bufferlist>::iterator p = channel_blog.begin();
- p != channel_blog.end(); ++p) {
- if (!p->second.length()) {
- dout(15) << __func__ << " channel '" << p->first
- << "': nothing to log" << dendl;
- continue;
- }
-
- dout(15) << __func__ << " channel '" << p->first
- << "' logging " << p->second.length() << " bytes" << dendl;
- string log_file = channels.get_log_file(p->first);
-
- int fd = ::open(log_file.c_str(), O_WRONLY|O_APPEND|O_CREAT, 0600);
- if (fd < 0) {
- int err = -errno;
- dout(1) << "unable to write to '" << log_file << "' for channel '"
- << p->first << "': " << cpp_strerror(err) << dendl;
- } else {
- int err = p->second.write_fd(fd);
- if (err < 0) {
- dout(1) << "error writing to '" << log_file << "' for channel '"
- << p->first << ": " << cpp_strerror(err) << dendl;
- }
- VOID_TEMP_FAILURE_RETRY(::close(fd));
- }
- }
-
- check_subs();
-}
-
-void LogMonitor::create_pending()
-{
- pending_log.clear();
- pending_summary = summary;
- dout(10) << "create_pending v " << (get_last_committed() + 1) << dendl;
-}
-
-void LogMonitor::encode_pending(MonitorDBStore::TransactionRef t)
-{
- version_t version = get_last_committed() + 1;
- bufferlist bl;
- dout(10) << __func__ << " v" << version << dendl;
- __u8 v = 1;
- ::encode(v, bl);
- multimap<utime_t,LogEntry>::iterator p;
- for (p = pending_log.begin(); p != pending_log.end(); ++p)
- p->second.encode(bl, mon->get_quorum_con_features());
-
- put_version(t, version, bl);
- put_last_committed(t, version);
-}
-
-void LogMonitor::encode_full(MonitorDBStore::TransactionRef t)
-{
- dout(10) << __func__ << " log v " << summary.version << dendl;
- assert(get_last_committed() == summary.version);
-
- bufferlist summary_bl;
- ::encode(summary, summary_bl, mon->get_quorum_con_features());
-
- put_version_full(t, summary.version, summary_bl);
- put_version_latest_full(t, summary.version);
-}
-
-version_t LogMonitor::get_trim_to()
-{
- if (!mon->is_leader())
- return 0;
-
- unsigned max = g_conf->mon_max_log_epochs;
- version_t version = get_last_committed();
- if (version > max)
- return version - max;
- return 0;
-}
-
-bool LogMonitor::preprocess_query(MonOpRequestRef op)
-{
- op->mark_logmon_event("preprocess_query");
- PaxosServiceMessage *m = static_cast<PaxosServiceMessage*>(op->get_req());
- dout(10) << "preprocess_query " << *m << " from " << m->get_orig_source_inst() << dendl;
- switch (m->get_type()) {
- case MSG_MON_COMMAND:
- return preprocess_command(op);
-
- case MSG_LOG:
- return preprocess_log(op);
-
- default:
- ceph_abort();
- return true;
- }
-}
-
-bool LogMonitor::prepare_update(MonOpRequestRef op)
-{
- op->mark_logmon_event("prepare_update");
- PaxosServiceMessage *m = static_cast<PaxosServiceMessage*>(op->get_req());
- dout(10) << "prepare_update " << *m << " from " << m->get_orig_source_inst() << dendl;
- switch (m->get_type()) {
- case MSG_MON_COMMAND:
- return prepare_command(op);
- case MSG_LOG:
- return prepare_log(op);
- default:
- ceph_abort();
- return false;
- }
-}
-
-bool LogMonitor::preprocess_log(MonOpRequestRef op)
-{
- op->mark_logmon_event("preprocess_log");
- MLog *m = static_cast<MLog*>(op->get_req());
- dout(10) << "preprocess_log " << *m << " from " << m->get_orig_source() << dendl;
- int num_new = 0;
-
- MonSession *session = m->get_session();
- if (!session)
- goto done;
- if (!session->is_capable("log", MON_CAP_W)) {
- dout(0) << "preprocess_log got MLog from entity with insufficient privileges "
- << session->caps << dendl;
- goto done;
- }
-
- for (deque<LogEntry>::iterator p = m->entries.begin();
- p != m->entries.end();
- ++p) {
- if (!pending_summary.contains(p->key()))
- num_new++;
- }
- if (!num_new) {
- dout(10) << " nothing new" << dendl;
- goto done;
- }
-
- return false;
-
- done:
- return true;
-}
-
-struct LogMonitor::C_Log : public C_MonOp {
- LogMonitor *logmon;
- C_Log(LogMonitor *p, MonOpRequestRef o) :
- C_MonOp(o), logmon(p) {}
- void _finish(int r) override {
- if (r == -ECANCELED) {
- return;
- }
- logmon->_updated_log(op);
- }
-};
-
-bool LogMonitor::prepare_log(MonOpRequestRef op)
-{
- op->mark_logmon_event("prepare_log");
- MLog *m = static_cast<MLog*>(op->get_req());
- dout(10) << "prepare_log " << *m << " from " << m->get_orig_source() << dendl;
-
- if (m->fsid != mon->monmap->fsid) {
- dout(0) << "handle_log on fsid " << m->fsid << " != " << mon->monmap->fsid
- << dendl;
- return false;
- }
-
- for (deque<LogEntry>::iterator p = m->entries.begin();
- p != m->entries.end();
- ++p) {
- dout(10) << " logging " << *p << dendl;
- if (!pending_summary.contains(p->key())) {
- pending_summary.add(*p);
- pending_log.insert(pair<utime_t,LogEntry>(p->stamp, *p));
- }
- }
- pending_summary.prune(g_conf->mon_log_max_summary);
- wait_for_finished_proposal(op, new C_Log(this, op));
- return true;
-}
-
-void LogMonitor::_updated_log(MonOpRequestRef op)
-{
- MLog *m = static_cast<MLog*>(op->get_req());
- dout(7) << "_updated_log for " << m->get_orig_source_inst() << dendl;
- mon->send_reply(op, new MLogAck(m->fsid, m->entries.rbegin()->seq));
-}
-
-bool LogMonitor::should_propose(double& delay)
-{
- // commit now if we have a lot of pending events
- if (g_conf->mon_max_log_entries_per_event > 0 &&
- pending_log.size() >= (unsigned)g_conf->mon_max_log_entries_per_event)
- return true;
-
- // otherwise fall back to generic policy
- return PaxosService::should_propose(delay);
-}
-
-
-bool LogMonitor::preprocess_command(MonOpRequestRef op)
-{
- op->mark_logmon_event("preprocess_command");
- MMonCommand *m = static_cast<MMonCommand*>(op->get_req());
- int r = -EINVAL;
- bufferlist rdata;
- stringstream ss;
-
- map<string, cmd_vartype> cmdmap;
- if (!cmdmap_from_json(m->cmd, &cmdmap, ss)) {
- string rs = ss.str();
- mon->reply_command(op, -EINVAL, rs, get_last_committed());
- return true;
- }
- MonSession *session = m->get_session();
- if (!session) {
- mon->reply_command(op, -EACCES, "access denied", get_last_committed());
- return true;
- }
-
- string prefix;
- cmd_getval(g_ceph_context, cmdmap, "prefix", prefix);
-
- string format;
- cmd_getval(g_ceph_context, cmdmap, "format", format, string("plain"));
- boost::scoped_ptr<Formatter> f(Formatter::create(format));
-
- if (prefix == "log last") {
- int64_t num = 20;
- cmd_getval(g_ceph_context, cmdmap, "num", num);
- if (f) {
- f->open_array_section("tail");
- }
-
- std::string level_str;
- clog_type level;
- if (cmd_getval(g_ceph_context, cmdmap, "level", level_str)) {
- level = LogEntry::str_to_level(level_str);
- if (level == CLOG_UNKNOWN) {
- ss << "Invalid severity '" << level_str << "'";
- mon->reply_command(op, -EINVAL, ss.str(), get_last_committed());
- return true;
- }
- } else {
- level = CLOG_INFO;
- }
-
- std::string channel;
- if (!cmd_getval(g_ceph_context, cmdmap, "channel", channel)) {
- channel = CLOG_CHANNEL_DEFAULT;
- }
-
- // We'll apply this twice, once while counting out lines
- // and once while outputting them.
- auto match = [level, channel](const LogEntry &entry) {
- return entry.prio >= level && (entry.channel == channel || channel == "*");
- };
-
- auto rp = summary.tail.rbegin();
- for (; num > 0 && rp != summary.tail.rend(); ++rp) {
- if (match(*rp)) {
- num--;
- }
- }
- if (rp == summary.tail.rend()) {
- --rp;
- }
- ostringstream ss;
- for (; rp != summary.tail.rbegin(); --rp) {
- if (!match(*rp)) {
- continue;
- }
-
- if (f) {
- f->dump_object("entry", *rp);
- } else {
- ss << *rp << "\n";
- }
- }
- if (f) {
- f->close_section();
- f->flush(rdata);
- } else {
- rdata.append(ss.str());
- }
- r = 0;
- } else {
- return false;
- }
-
- string rs;
- getline(ss, rs);
- mon->reply_command(op, r, rs, rdata, get_last_committed());
- return true;
-}
-
-
-bool LogMonitor::prepare_command(MonOpRequestRef op)
-{
- op->mark_logmon_event("prepare_command");
- MMonCommand *m = static_cast<MMonCommand*>(op->get_req());
- stringstream ss;
- string rs;
- int err = -EINVAL;
-
- map<string, cmd_vartype> cmdmap;
- if (!cmdmap_from_json(m->cmd, &cmdmap, ss)) {
- // ss has reason for failure
- string rs = ss.str();
- mon->reply_command(op, -EINVAL, rs, get_last_committed());
- return true;
- }
-
- string prefix;
- cmd_getval(g_ceph_context, cmdmap, "prefix", prefix);
-
- MonSession *session = m->get_session();
- if (!session) {
- mon->reply_command(op, -EACCES, "access denied", get_last_committed());
- return true;
- }
-
- if (prefix == "log") {
- vector<string> logtext;
- cmd_getval(g_ceph_context, cmdmap, "logtext", logtext);
- LogEntry le;
- le.who = m->get_orig_source_inst();
- le.name = session->entity_name;
- le.stamp = m->get_recv_stamp();
- le.seq = 0;
- le.prio = CLOG_INFO;
- le.channel = CLOG_CHANNEL_DEFAULT;
- le.msg = str_join(logtext, " ");
- pending_summary.add(le);
- pending_summary.prune(g_conf->mon_log_max_summary);
- pending_log.insert(pair<utime_t,LogEntry>(le.stamp, le));
- wait_for_finished_proposal(op, new Monitor::C_Command(
- mon, op, 0, string(), get_last_committed() + 1));
- return true;
- }
-
- getline(ss, rs);
- mon->reply_command(op, err, rs, get_last_committed());
- return false;
-}
-
-
-int LogMonitor::sub_name_to_id(const string& n)
-{
- if (n.substr(0, 4) == "log-" && n.size() > 4) {
- return LogEntry::str_to_level(n.substr(4));
- } else {
- return CLOG_UNKNOWN;
- }
-}
-
-void LogMonitor::check_subs()
-{
- dout(10) << __func__ << dendl;
- for (map<string, xlist<Subscription*>*>::iterator i = mon->session_map.subs.begin();
- i != mon->session_map.subs.end();
- ++i) {
- for (xlist<Subscription*>::iterator j = i->second->begin(); !j.end(); ++j) {
- if (sub_name_to_id((*j)->type) >= 0)
- check_sub(*j);
- }
- }
-}
-
-void LogMonitor::check_sub(Subscription *s)
-{
- dout(10) << __func__ << " client wants " << s->type << " ver " << s->next << dendl;
-
- int sub_level = sub_name_to_id(s->type);
- assert(sub_level >= 0);
-
- version_t summary_version = summary.version;
- if (s->next > summary_version) {
- dout(10) << __func__ << " client " << s->session->inst
- << " requested version (" << s->next << ") is greater than ours ("
- << summary_version << "), which means we already sent him"
- << " everything we have." << dendl;
- return;
- }
-
- MLog *mlog = new MLog(mon->monmap->fsid);
-
- if (s->next == 0) {
- /* First timer, heh? */
- bool ret = _create_sub_summary(mlog, sub_level);
- if (!ret) {
- dout(1) << __func__ << " ret = " << ret << dendl;
- mlog->put();
- return;
- }
- } else {
- /* let us send you an incremental log... */
- _create_sub_incremental(mlog, sub_level, s->next);
- }
-
- dout(1) << __func__ << " sending message to " << s->session->inst
- << " with " << mlog->entries.size() << " entries"
- << " (version " << mlog->version << ")" << dendl;
-
- if (!mlog->entries.empty()) {
- s->session->con->send_message(mlog);
- } else {
- mlog->put();
- }
- if (s->onetime)
- mon->session_map.remove_sub(s);
- else
- s->next = summary_version+1;
-}
-
-/**
- * Create a log message containing only the last message in the summary.
- *
- * @param mlog Log message we'll send to the client.
- * @param level Maximum log level the client is interested in.
- * @return 'true' if we consider we successfully populated @mlog;
- * 'false' otherwise.
- */
-bool LogMonitor::_create_sub_summary(MLog *mlog, int level)
-{
- dout(10) << __func__ << dendl;
-
- assert(mlog != NULL);
-
- if (!summary.tail.size())
- return false;
-
- list<LogEntry>::reverse_iterator it = summary.tail.rbegin();
- for (; it != summary.tail.rend(); ++it) {
- LogEntry e = *it;
- if (e.prio < level)
- continue;
-
- mlog->entries.push_back(e);
- mlog->version = summary.version;
- break;
- }
-
- return true;
-}
-
-/**
- * Create an incremental log message from version \p sv to \p summary.version
- *
- * @param mlog Log message we'll send to the client with the messages received
- * since version \p sv, inclusive.
- * @param level The max log level of the messages the client is interested in.
- * @param sv The version the client is looking for.
- */
-void LogMonitor::_create_sub_incremental(MLog *mlog, int level, version_t sv)
-{
- dout(10) << __func__ << " level " << level << " ver " << sv
- << " cur summary ver " << summary.version << dendl;
-
- if (sv < get_first_committed()) {
- dout(10) << __func__ << " skipped from " << sv
- << " to first_committed " << get_first_committed() << dendl;
- LogEntry le;
- le.stamp = ceph_clock_now();
- le.prio = CLOG_WARN;
- ostringstream ss;
- ss << "skipped log messages from " << sv << " to " << get_first_committed();
- le.msg = ss.str();
- mlog->entries.push_back(le);
- sv = get_first_committed();
- }
-
- version_t summary_ver = summary.version;
- while (sv <= summary_ver) {
- bufferlist bl;
- int err = get_version(sv, bl);
- assert(err == 0);
- assert(bl.length());
- bufferlist::iterator p = bl.begin();
- __u8 v;
- ::decode(v,p);
- while (!p.end()) {
- LogEntry le;
- le.decode(p);
-
- if (le.prio < level) {
- dout(20) << __func__ << " requested " << level
- << " entry " << le.prio << dendl;
- continue;
- }
-
- mlog->entries.push_back(le);
- }
- mlog->version = sv++;
- }
-
- dout(10) << __func__ << " incremental message ready ("
- << mlog->entries.size() << " entries)" << dendl;
-}
-
-void LogMonitor::update_log_channels()
-{
- ostringstream oss;
-
- channels.clear();
-
- int r = get_conf_str_map_helper(g_conf->mon_cluster_log_to_syslog,
- oss, &channels.log_to_syslog,
- CLOG_CONFIG_DEFAULT_KEY);
- if (r < 0) {
- derr << __func__ << " error parsing 'mon_cluster_log_to_syslog'" << dendl;
- return;
- }
-
- r = get_conf_str_map_helper(g_conf->mon_cluster_log_to_syslog_level,
- oss, &channels.syslog_level,
- CLOG_CONFIG_DEFAULT_KEY);
- if (r < 0) {
- derr << __func__ << " error parsing 'mon_cluster_log_to_syslog_level'"
- << dendl;
- return;
- }
-
- r = get_conf_str_map_helper(g_conf->mon_cluster_log_to_syslog_facility,
- oss, &channels.syslog_facility,
- CLOG_CONFIG_DEFAULT_KEY);
- if (r < 0) {
- derr << __func__ << " error parsing 'mon_cluster_log_to_syslog_facility'"
- << dendl;
- return;
- }
-
- r = get_conf_str_map_helper(g_conf->mon_cluster_log_file, oss,
- &channels.log_file,
- CLOG_CONFIG_DEFAULT_KEY);
- if (r < 0) {
- derr << __func__ << " error parsing 'mon_cluster_log_file'" << dendl;
- return;
- }
-
- r = get_conf_str_map_helper(g_conf->mon_cluster_log_file_level, oss,
- &channels.log_file_level,
- CLOG_CONFIG_DEFAULT_KEY);
- if (r < 0) {
- derr << __func__ << " error parsing 'mon_cluster_log_file_level'"
- << dendl;
- return;
- }
-
- r = get_conf_str_map_helper(g_conf->mon_cluster_log_to_graylog, oss,
- &channels.log_to_graylog,
- CLOG_CONFIG_DEFAULT_KEY);
- if (r < 0) {
- derr << __func__ << " error parsing 'mon_cluster_log_to_graylog'"
- << dendl;
- return;
- }
-
- r = get_conf_str_map_helper(g_conf->mon_cluster_log_to_graylog_host, oss,
- &channels.log_to_graylog_host,
- CLOG_CONFIG_DEFAULT_KEY);
- if (r < 0) {
- derr << __func__ << " error parsing 'mon_cluster_log_to_graylog_host'"
- << dendl;
- return;
- }
-
- r = get_conf_str_map_helper(g_conf->mon_cluster_log_to_graylog_port, oss,
- &channels.log_to_graylog_port,
- CLOG_CONFIG_DEFAULT_KEY);
- if (r < 0) {
- derr << __func__ << " error parsing 'mon_cluster_log_to_graylog_port'"
- << dendl;
- return;
- }
-
- channels.expand_channel_meta();
-}
-
-void LogMonitor::log_channel_info::expand_channel_meta(map<string,string> &m)
-{
- generic_dout(20) << __func__ << " expand map: " << m << dendl;
- for (map<string,string>::iterator p = m.begin(); p != m.end(); ++p) {
- m[p->first] = expand_channel_meta(p->second, p->first);
- }
- generic_dout(20) << __func__ << " expanded map: " << m << dendl;
-}
-
-string LogMonitor::log_channel_info::expand_channel_meta(
- const string &input,
- const string &change_to)
-{
- size_t pos = string::npos;
- string s(input);
- while ((pos = s.find(LOG_META_CHANNEL)) != string::npos) {
- string tmp = s.substr(0, pos) + change_to;
- if (pos+LOG_META_CHANNEL.length() < s.length())
- tmp += s.substr(pos+LOG_META_CHANNEL.length());
- s = tmp;
- }
- generic_dout(20) << __func__ << " from '" << input
- << "' to '" << s << "'" << dendl;
-
- return s;
-}
-
-bool LogMonitor::log_channel_info::do_log_to_syslog(const string &channel) {
- string v = get_str_map_key(log_to_syslog, channel,
- &CLOG_CONFIG_DEFAULT_KEY);
- // We expect booleans, but they are in k/v pairs, kept
- // as strings, in 'log_to_syslog'. We must ensure
- // compatibility with existing boolean handling, and so
- // we are here using a modified version of how
- // md_config_t::set_val_raw() handles booleans. We will
- // accept both 'true' and 'false', but will also check for
- // '1' and '0'. The main distiction between this and the
- // original code is that we will assume everything not '1',
- // '0', 'true' or 'false' to be 'false'.
- bool ret = false;
-
- if (boost::iequals(v, "false")) {
- ret = false;
- } else if (boost::iequals(v, "true")) {
- ret = true;
- } else {
- std::string err;
- int b = strict_strtol(v.c_str(), 10, &err);
- ret = (err.empty() && b == 1);
- }
-
- return ret;
-}
-
-ceph::logging::Graylog::Ref LogMonitor::log_channel_info::get_graylog(
- const string &channel)
-{
- generic_dout(25) << __func__ << " for channel '"
- << channel << "'" << dendl;
-
- if (graylogs.count(channel) == 0) {
- auto graylog(std::make_shared<ceph::logging::Graylog>("mon"));
-
- graylog->set_fsid(g_conf->get_val<uuid_d>("fsid"));
- graylog->set_hostname(g_conf->host);
- graylog->set_destination(get_str_map_key(log_to_graylog_host, channel,
- &CLOG_CONFIG_DEFAULT_KEY),
- atoi(get_str_map_key(log_to_graylog_port, channel,
- &CLOG_CONFIG_DEFAULT_KEY).c_str()));
-
- graylogs[channel] = graylog;
- generic_dout(20) << __func__ << " for channel '"
- << channel << "' to graylog host '"
- << log_to_graylog_host[channel] << ":"
- << log_to_graylog_port[channel]
- << "'" << dendl;
- }
- return graylogs[channel];
-}
-
-void LogMonitor::handle_conf_change(const struct md_config_t *conf,
- const std::set<std::string> &changed)
-{
- if (changed.count("mon_cluster_log_to_syslog") ||
- changed.count("mon_cluster_log_to_syslog_level") ||
- changed.count("mon_cluster_log_to_syslog_facility") ||
- changed.count("mon_cluster_log_file") ||
- changed.count("mon_cluster_log_file_level") ||
- changed.count("mon_cluster_log_to_graylog") ||
- changed.count("mon_cluster_log_to_graylog_host") ||
- changed.count("mon_cluster_log_to_graylog_port")) {
- update_log_channels();
- }
-}