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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| #include <string> | ||
| #include "spdlog/spdlog.h" | ||
| #include "spdlog/cfg/env.h" | ||
| #include "spdlog/sinks/rotating_file_sink.h" | ||
| #include "spdlog/sinks/stdout_color_sinks.h" | ||
| #include <cstdlib> | ||
| #include <iostream> | ||
| #include <filesystem> | ||
| #include <fstream> | ||
|
|
||
| namespace bpftime | ||
| { | ||
|
|
||
| inline std::string expand_user_path(const std::string &input_path) | ||
| { | ||
| if (input_path.empty()) { | ||
| return "console"; | ||
| } | ||
|
|
||
| if (input_path[0] == '~') { | ||
| const char *homeDir = getenv("HOME"); | ||
| if (!homeDir) { | ||
| return "console"; | ||
| } | ||
|
|
||
| if (input_path.size() == 1 || input_path[1] == '/') { | ||
| // Replace "~" with the home directory | ||
| std::string expandedPath = homeDir + | ||
| input_path.substr(1); | ||
| return expandedPath; | ||
| } else { | ||
| return "console"; // Unsupported path format | ||
| } | ||
| } | ||
|
|
||
| // Return the original path if no tilde expansion is needed | ||
| return input_path; | ||
| } | ||
|
|
||
| inline void bpftime_set_logger(const std::string &target) noexcept | ||
| { | ||
| std::string logger_target = expand_user_path(target); | ||
|
|
||
| if (logger_target == "console") { | ||
| // Set logger to stderr | ||
| auto logger = spdlog::stderr_color_mt("stderr"); | ||
| logger->set_pattern("[%Y-%m-%d %H:%M:%S][%^%l%$][%t] %v"); | ||
| logger->flush_on(spdlog::level::info); | ||
| spdlog::set_default_logger(logger); | ||
| } else { | ||
| // Set logger to file, with rotation 5MB and 3 files | ||
| auto max_size = 1048576 * 5; | ||
| auto max_files = 3; | ||
| auto logger = spdlog::rotating_logger_mt( | ||
| "bpftime_logger", logger_target, max_size, max_files); | ||
| logger->set_pattern("[%Y-%m-%d %H:%M:%S][%^%l%$][%t] %v"); | ||
| logger->flush_on(spdlog::level::info); | ||
| spdlog::set_default_logger(logger); | ||
| } | ||
|
|
||
| // Load log level from environment | ||
| spdlog::cfg::load_env_levels(); | ||
| } | ||
|
|
||
| /* | ||
| Flush the logger. | ||
| */ | ||
| inline void bpftime_logger_flush() | ||
| { | ||
| spdlog::default_logger()->flush(); | ||
| } | ||
|
|
||
| } // namespace bpftime |
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