Vasiliy Tolstov
f28f8e13b3
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Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
101 lines
3.0 KiB
Go
101 lines
3.0 KiB
Go
// Package logger provides a log interface
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package logger
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import (
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"context"
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"go.unistack.org/micro/v4/options"
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)
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type ContextAttrFunc func(ctx context.Context) []interface{}
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var DefaultContextAttrFuncs []ContextAttrFunc
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var (
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// DefaultLogger variable
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DefaultLogger = NewLogger()
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// DefaultLevel used by logger
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DefaultLevel = InfoLevel
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// DefaultCallerSkipCount used by logger
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DefaultCallerSkipCount = 2
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)
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// Logger is a generic logging interface
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type Logger interface {
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// Init initialises options
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Init(opts ...options.Option) error
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// Clone create logger copy with new options
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Clone(opts ...options.Option) Logger
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// V compare provided verbosity level with current log level
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V(level Level) bool
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// Level sets the log level for logger
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Level(level Level)
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// The Logger options
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Options() Options
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// Attrs set attrs to always be logged with keyval pairs
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Attrs(attrs ...interface{}) Logger
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// Info level message
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Info(ctx context.Context, msg string, attrs ...interface{})
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// Tracef level message
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Trace(ctx context.Context, msg string, attrs ...interface{})
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// Debug level message
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Debug(ctx context.Context, msg string, attrs ...interface{})
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// Warn level message
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Warn(ctx context.Context, msg string, attrs ...interface{})
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// Error level message
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Error(ctx context.Context, msg string, attrs ...interface{})
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// Fatal level message
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Fatal(ctx context.Context, msg string, attrs ...interface{})
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// Log logs message with needed level
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Log(ctx context.Context, level Level, msg string, attrs ...interface{})
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// String returns the type name of logger
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String() string
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// String returns the name of logger
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Name() string
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}
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// Info writes formatted msg to default logger on info level
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func Info(ctx context.Context, msg string, attrs ...interface{}) {
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DefaultLogger.Info(ctx, msg, attrs...)
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}
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// Error writes formatted msg to default logger on error level
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func Error(ctx context.Context, msg string, attrs ...interface{}) {
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DefaultLogger.Error(ctx, msg, attrs...)
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}
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// Debugf writes formatted msg to default logger on debug level
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func Debugf(ctx context.Context, msg string, attrs ...interface{}) {
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DefaultLogger.Debug(ctx, msg, attrs...)
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}
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// Warn writes formatted msg to default logger on warn level
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func Warn(ctx context.Context, msg string, attrs ...interface{}) {
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DefaultLogger.Warn(ctx, msg, attrs...)
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}
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// Trace writes formatted msg to default logger on trace level
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func Trace(ctx context.Context, msg string, attrs ...interface{}) {
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DefaultLogger.Trace(ctx, msg, attrs...)
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}
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// Fatal writes formatted msg to default logger on fatal level
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func Fatal(ctx context.Context, msg string, attrs ...interface{}) {
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DefaultLogger.Fatal(ctx, msg, attrs...)
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}
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// V returns true if passed level enabled in default logger
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func V(level Level) bool {
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return DefaultLogger.V(level)
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}
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// Init initialize default logger
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func Init(opts ...options.Option) error {
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return DefaultLogger.Init(opts...)
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}
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// Attrs create default logger with specific attrs
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func Attrs(attrs ...interface{}) Logger {
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return DefaultLogger.Attrs(attrs...)
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}
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