39 lines
730 B
Go
39 lines
730 B
Go
package logging
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import (
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"context"
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"os"
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"path"
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"github.com/uber-go/zap"
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)
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type loggerKeyType int
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const loggerKey loggerKeyType = iota
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var defaultLogger zap.Logger
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func init() {
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defaultLogger = zap.New(
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zap.NewJSONEncoder(zap.TimeFormatter(TimestampField)),
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zap.Fields(zap.Int("pid", os.Getpid())),
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zap.String("exe", path.Base(os.Args[0])),
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)
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}
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func NewContext(ctx context.Context, fields ...zap.Field) context.Context {
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return context.WithValue(ctx, loggerKey, WithContext(ctx).With(fields...))
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}
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func WithContext(ctx context.Context) zap.Logger {
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if ctx == nil {
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return defaultLogger
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}
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if ctxLogger, ok := ctx.Value(loggerKey).(zap.Logger); ok {
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return ctxLogger
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} else {
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return defaultLogger
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}
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}
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