Add 'projects/rocprofiler-sdk/' from commit 'bf0fad1d5406fbc51403ba1aa9621a9d4a9bce2b'
git-subtree-dir: projects/rocprofiler-sdk git-subtree-mainline:50a90550e9git-subtree-split:bf0fad1d54
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systems-assistant[bot]
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// MIT License
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//
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// Copyright (c) 2023-2025 Advanced Micro Devices, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#include "lib/common/logging.hpp"
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#include "lib/common/environment.hpp"
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#include "lib/common/filesystem.hpp"
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#include <fmt/format.h>
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#include <glog/logging.h>
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#include <glog/vlog_is_on.h>
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#include <fstream>
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#include <mutex>
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#include <string>
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#include <unordered_map>
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namespace rocprofiler
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{
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namespace common
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{
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namespace
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{
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namespace fs = ::rocprofiler::common::filesystem;
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void
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install_failure_signal_handler()
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{
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static auto _once = std::once_flag{};
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std::call_once(_once, []() { google::InstallFailureSignalHandler(); });
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}
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struct log_level_info
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{
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int32_t google_level = 0;
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int32_t verbose_level = 0;
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};
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env_store
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get_glog_env_config(const logging_config& cfg)
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{
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auto as_env_config = [](std::string_view _var, auto _val) {
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return env_config{std::string{_var}, fmt::format("{}", _val), 1};
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};
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auto _data = std::vector<env_config>{
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as_env_config("GLOG_minloglevel", cfg.loglevel),
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as_env_config("GLOG_logtostderr", cfg.logtostderr ? 1 : 0),
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as_env_config("GLOG_alsologtostderr", cfg.alsologtostderr ? 1 : 0),
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as_env_config("GLOG_stderrthreshold", cfg.loglevel),
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as_env_config("GLOG_v", cfg.vlog_level),
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};
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if(!cfg.logdir.empty())
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{
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_data.emplace_back(as_env_config("GOOGLE_LOG_DIR", cfg.logdir));
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_data.emplace_back(as_env_config("GLOG_log_dir", cfg.logdir));
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}
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if(!cfg.vlog_modules.empty())
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{
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_data.emplace_back(as_env_config("GLOG_vmodule", cfg.vlog_modules));
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}
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return env_store{std::move(_data)};
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}
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} // namespace
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void
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init_logging(std::string_view env_prefix, logging_config cfg)
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{
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static auto _once = std::once_flag{};
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std::call_once(_once, [env_prefix, &cfg]() {
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auto get_argv0 = []() {
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auto ifs = std::ifstream{"/proc/self/cmdline"};
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auto sarg = std::string{};
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while(ifs && !ifs.eof())
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{
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ifs >> sarg;
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if(!sarg.empty()) break;
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}
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return sarg;
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};
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auto to_lower = [](std::string val) {
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for(auto& itr : val)
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itr = tolower(itr);
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return val;
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};
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const auto env_opts = std::unordered_map<std::string_view, log_level_info>{
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{"trace", {google::INFO, ROCP_LOG_LEVEL_TRACE}},
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{"info", {google::INFO, ROCP_LOG_LEVEL_INFO}},
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{"warning", {google::WARNING, ROCP_LOG_LEVEL_WARNING}},
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{"error", {google::ERROR, ROCP_LOG_LEVEL_ERROR}},
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{"fatal", {google::FATAL, ROCP_LOG_LEVEL_NONE}}};
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auto supported = std::vector<std::string>{};
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supported.reserve(env_opts.size());
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for(auto itr : env_opts)
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supported.emplace_back(itr.first);
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if(cfg.name.empty()) cfg.name = to_lower(std::string{env_prefix});
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cfg.logdir = get_env(fmt::format("{}_LOG_DIR", env_prefix), cfg.logdir);
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cfg.vlog_modules = get_env(fmt::format("{}_vmodule", env_prefix), cfg.vlog_modules);
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cfg.logtostderr = cfg.logdir.empty(); // log to stderr if no log dir set
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// cfg.alsologtostderr = !cfg.logdir.empty(); // log to file if log dir set
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auto loglvl = to_lower(common::get_env(fmt::format("{}_LOG_LEVEL", env_prefix), ""));
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// default to warning
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auto& loglvl_v = cfg.loglevel;
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auto& vlog_level = cfg.vlog_level;
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if(!loglvl.empty() && loglvl.find_first_not_of("-0123456789") == std::string::npos)
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{
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auto val = std::stol(loglvl);
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if(val < 0)
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{
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loglvl_v = google::FATAL;
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vlog_level = val;
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}
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else
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{
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// default to trace in case val > ROCP_LOG_LEVEL_TRACE
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auto itr = env_opts.at("trace");
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for(auto oitr : env_opts)
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{
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if(oitr.second.verbose_level == val)
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{
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itr = oitr.second;
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break;
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}
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}
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loglvl_v = itr.google_level;
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vlog_level = itr.verbose_level;
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}
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}
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else if(!loglvl.empty())
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{
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if(env_opts.find(loglvl) == env_opts.end())
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throw std::runtime_error{fmt::format(
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"invalid specifier for {}_LOG_LEVEL: {}. Supported: {}",
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env_prefix,
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loglvl,
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fmt::format("{}", fmt::join(supported.begin(), supported.end(), ", ")))};
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else
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{
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loglvl_v = env_opts.at(loglvl).google_level;
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vlog_level = env_opts.at(loglvl).verbose_level;
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}
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}
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auto _env_store = get_glog_env_config(cfg);
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update_logging(cfg);
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_env_store.push();
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if(!google::IsGoogleLoggingInitialized())
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{
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static auto argv0 = get_argv0();
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// Prevent glog from crashing if vmodule is empty
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if(FLAGS_vmodule.empty()) FLAGS_vmodule = " ";
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google::InitGoogleLogging(argv0.c_str());
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// Swap out memory to avoid leaking the string
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if(!FLAGS_vmodule.empty()) std::string{}.swap(FLAGS_vmodule);
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if(!FLAGS_log_dir.empty()) std::string{}.swap(FLAGS_log_dir);
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}
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update_logging(cfg);
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ROCP_INFO << "logging initialized via " << fmt::format("{}_LOG_LEVEL", env_prefix)
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<< ". Log Level: " << loglvl << ". Verbose Log Level: " << vlog_level;
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_env_store.pop(false);
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});
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}
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void
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update_logging(const logging_config& cfg)
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{
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static auto _mtx = std::mutex{};
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auto _lk = std::unique_lock<std::mutex>{_mtx};
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FLAGS_timestamp_in_logfile_name = false;
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FLAGS_logtostderr = cfg.logtostderr;
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FLAGS_minloglevel = cfg.loglevel;
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FLAGS_stderrthreshold = cfg.loglevel;
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FLAGS_alsologtostderr = cfg.alsologtostderr;
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FLAGS_v = cfg.vlog_level;
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// if(!cfg.logdir.empty()) FLAGS_log_dir = cfg.logdir.c_str();
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if(cfg.install_failure_handler) install_failure_signal_handler();
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if(!cfg.logdir.empty() && !fs::exists(cfg.logdir))
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{
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fs::create_directories(cfg.logdir);
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if(cfg.logdir_gitignore)
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{
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auto ignore = fs::path{cfg.logdir} / ".gitignore";
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if(!fs::exists(ignore))
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{
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std::ofstream ofs{ignore.string()};
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ofs << "/**" << std::flush;
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}
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}
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}
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}
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} // namespace common
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} // namespace rocprofiler
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