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Noste
121 lines
2.3 KiB
Go
121 lines
2.3 KiB
Go
package logger
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import (
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"io"
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"os"
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"time"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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)
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// Logger is a wrapper around zerolog.Logger
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type Logger struct {
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zerolog.Logger
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}
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var (
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// Global logger instance
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globalLogger *Logger
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)
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// Config holds logger configuration
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type Config struct {
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Level string // debug, info, warn, error
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Format string // json, text
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}
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// Init initializes the global logger with the given configuration
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func Init(cfg Config) {
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var output io.Writer = os.Stdout
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// Set up console output for text format
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if cfg.Format == "text" {
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output = zerolog.ConsoleWriter{
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Out: os.Stdout,
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TimeFormat: time.RFC3339,
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NoColor: false,
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}
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}
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// Parse log level
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level := zerolog.InfoLevel
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switch cfg.Level {
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case "debug":
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level = zerolog.DebugLevel
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case "info":
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level = zerolog.InfoLevel
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case "warn":
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level = zerolog.WarnLevel
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case "error":
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level = zerolog.ErrorLevel
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}
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// Create logger
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logger := zerolog.New(output).
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Level(level).
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With().
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Timestamp().
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Caller().
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Logger()
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globalLogger = &Logger{logger}
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log.Logger = logger
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}
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// Get returns the global logger instance
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func Get() *Logger {
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if globalLogger == nil {
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// Initialize with defaults if not initialized
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Init(Config{
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Level: "info",
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Format: "text",
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})
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}
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return globalLogger
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}
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// Debug logs a debug message
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func Debug() *zerolog.Event {
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return Get().Debug()
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}
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// Info logs an info message
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func Info() *zerolog.Event {
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return Get().Info()
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}
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// Warn logs a warning message
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func Warn() *zerolog.Event {
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return Get().Warn()
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}
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// Error logs an error message
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func Error() *zerolog.Event {
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return Get().Error()
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}
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// Fatal logs a fatal message and exits
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func Fatal() *zerolog.Event {
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return Get().Fatal()
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}
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// WithContext creates a new logger with additional context fields
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func (l *Logger) WithContext(fields map[string]interface{}) *Logger {
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ctx := l.Logger.With()
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for k, v := range fields {
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ctx = ctx.Interface(k, v)
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}
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return &Logger{ctx.Logger()}
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}
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// WithComponent creates a logger with a component field
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func WithComponent(component string) *Logger {
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return &Logger{Get().With().Str("component", component).Logger()}
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}
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// WithError creates a logger with an error field
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func WithError(err error) *zerolog.Event {
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return Get().Error().Err(err)
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}
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