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235 lines (209 loc) · 7.47 KB
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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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
//
// 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 <ctype.h>
#include <stdint.h>
#include <cerrno>
#include <cstdlib>
#include <cstring>
#include <iomanip>
#include <iostream>
#include <mutex>
#include <string>
#include <vector>
#include "common/config.h"
#include "common/logging.h"
namespace doris {
static bool logging_initialized = false;
static std::mutex logging_mutex;
static bool iequals(const std::string& a, const std::string& b) {
unsigned int sz = a.size();
if (b.size() != sz) {
return false;
}
for (unsigned int i = 0; i < sz; ++i) {
if (tolower(a[i]) != tolower(b[i])) {
return false;
}
}
return true;
}
// if custom_date_time_format = false, same format as in be.log
// The following is same as default log format. eg:
// I20240605 15:25:15.677153 1763151 wal_manager.cpp:481] msg...
template <bool add_runtime_logger_prefix = false, bool custom_date_time_format = false>
void custom_prefix(std::ostream& s, const google::LogMessageInfo& l, void* arg) {
if constexpr (add_runtime_logger_prefix) {
// Add prefix "RuntimeLogger ".
s << "RuntimeLogger ";
}
s << l.severity[0];
// Add a space if custom_date_time_format.
if constexpr (custom_date_time_format) {
s << ' ';
}
std::tm tm_time = {};
tm_time.tm_year = l.time.year();
tm_time.tm_mon = l.time.month();
tm_time.tm_mday = l.time.day();
tm_time.tm_hour = l.time.hour();
tm_time.tm_min = l.time.min();
tm_time.tm_sec = l.time.sec();
if constexpr (custom_date_time_format) {
s << std::put_time(&tm_time, config::sys_log_custom_date_time_format.c_str());
if (!config::sys_log_custom_date_time_ms_format.empty()) {
s << fmt::format(config::sys_log_custom_date_time_ms_format, l.time.usec() / 1000);
}
} else {
s << std::put_time(&tm_time, "%Y%m%d %H:%M:%S");
s << "." << std::setw(6) << l.time.usec();
}
s << ' ';
s << std::setfill(' ') << std::setw(5);
s << l.thread_id << std::setfill('0');
s << ' ';
s << l.filename << ':' << l.line_number << "]";
}
bool init_glog(const char* basename) {
std::lock_guard<std::mutex> logging_lock(logging_mutex);
if (logging_initialized) {
return true;
}
bool log_to_console = (getenv("DORIS_LOG_TO_STDERR") != nullptr);
if (log_to_console) {
if (config::enable_file_logger) {
FLAGS_alsologtostderr = true;
} else {
FLAGS_logtostderr = true;
}
}
// don't log to stderr except fatal level
// so fatal log can output to be.out .
FLAGS_stderrthreshold = google::FATAL;
// set glog log dir
// ATTN: sys_log_dir is deprecated, this is just for compatibility
std::string log_dir = config::sys_log_dir;
if (log_dir == "") {
log_dir = getenv("LOG_DIR");
}
FLAGS_log_dir = log_dir;
// 0 means buffer INFO only
FLAGS_logbuflevel = 0;
// buffer log messages for at most this many seconds
FLAGS_logbufsecs = 30;
// set roll num
FLAGS_log_filenum_quota = config::sys_log_roll_num;
// set log level
std::string& loglevel = config::sys_log_level;
if (iequals(loglevel, "INFO")) {
FLAGS_minloglevel = 0;
} else if (iequals(loglevel, "WARNING")) {
FLAGS_minloglevel = 1;
} else if (iequals(loglevel, "ERROR")) {
FLAGS_minloglevel = 2;
} else if (iequals(loglevel, "FATAL")) {
FLAGS_minloglevel = 3;
} else {
std::cerr << "sys_log_level needs to be INFO, WARNING, ERROR, FATAL" << std::endl;
return false;
}
// set log buffer level
// default is 0
std::string& logbuflevel = config::log_buffer_level;
if (iequals(logbuflevel, "-1")) {
FLAGS_logbuflevel = -1;
} else if (iequals(logbuflevel, "0")) {
FLAGS_logbuflevel = 0;
}
// set log roll mode
std::string& rollmode = config::sys_log_roll_mode;
std::string sizeflag = "SIZE-MB-";
bool ok = false;
if (rollmode.compare("TIME-DAY") == 0) {
FLAGS_log_split_method = "day";
ok = true;
} else if (rollmode.compare("TIME-HOUR") == 0) {
FLAGS_log_split_method = "hour";
ok = true;
} else if (rollmode.substr(0, sizeflag.length()).compare(sizeflag) == 0) {
FLAGS_log_split_method = "size";
std::string sizestr = rollmode.substr(sizeflag.size(), rollmode.size() - sizeflag.size());
if (sizestr.size() != 0) {
char* end = nullptr;
errno = 0;
const char* sizecstr = sizestr.c_str();
int64_t ret64 = strtoll(sizecstr, &end, 10);
if ((errno == 0) && (end == sizecstr + strlen(sizecstr))) {
int32_t retval = static_cast<int32_t>(ret64);
if (retval == ret64) {
FLAGS_max_log_size = retval;
ok = true;
}
}
}
} else {
ok = false;
}
if (!ok) {
std::cerr << "sys_log_roll_mode needs to be TIME-DAY, TIME-HOUR, SIZE-MB-nnn" << std::endl;
return false;
}
// set verbose modules.
FLAGS_v = config::sys_log_verbose_flags_v;
std::vector<std::string>& verbose_modules = config::sys_log_verbose_modules;
int32_t vlog_level = config::sys_log_verbose_level;
for (size_t i = 0; i < verbose_modules.size(); i++) {
if (verbose_modules[i].size() != 0) {
google::SetVLOGLevel(verbose_modules[i].c_str(), vlog_level);
}
}
if (log_to_console) {
// Add prefix if log output to stderr
if (config::sys_log_enable_custom_date_time_format) {
google::InitGoogleLogging(basename, &custom_prefix<true, true>);
} else {
google::InitGoogleLogging(basename, &custom_prefix<true, false>);
}
} else {
if (config::sys_log_enable_custom_date_time_format) {
google::InitGoogleLogging(basename, &custom_prefix<false, true>);
} else {
google::InitGoogleLogging(basename);
}
}
logging_initialized = true;
return true;
}
void shutdown_logging() {
std::lock_guard<std::mutex> logging_lock(logging_mutex);
google::ShutdownGoogleLogging();
}
void update_logging(const std::string& name, const std::string& value) {
if ("sys_log_level" == name) {
if (iequals(value, "INFO")) {
FLAGS_minloglevel = 0;
} else if (iequals(value, "WARNING")) {
FLAGS_minloglevel = 1;
} else if (iequals(value, "ERROR")) {
FLAGS_minloglevel = 2;
} else if (iequals(value, "FATAL")) {
FLAGS_minloglevel = 3;
} else {
LOG(WARNING) << "update sys_log_level failed, need to be INFO, WARNING, ERROR, FATAL";
}
}
}
} // namespace doris