diff --git a/plugin/README.md b/plugin/README.md index dacedc3f..1e835feb 100644 --- a/plugin/README.md +++ b/plugin/README.md @@ -13,5 +13,6 @@ Each of these plugins has a corresponding example in [examples](../examples/hook plugin — you are here ├── kgmetrics — plug-in go-metrics to use with `kgo.WithHooks` ├── kprom — plug-in prometheus metrics to use with `kgo.WithHooks` -└── kzap — plug-in uber-go/zap to use with `kgo.WithLogger` +├── kzap — plug-in uber-go/zap to use with `kgo.WithLogger` +└── kzerolog — plug-in rs/zerolog to use with `kgo.WithLogger` diff --git a/plugin/kzerolog/README.md b/plugin/kzerolog/README.md new file mode 100644 index 00000000..e0826e96 --- /dev/null +++ b/plugin/kzerolog/README.md @@ -0,0 +1,14 @@ +kzerolog +======== + +kzerolog is a plug-in package to hook [zerolog](https://github.com/rs/zerolog) +into a [`kgo.Logger`](https://pkg.go.dev/github.com/twmb/franz-go/pkg/kgo#Logger) + +To use, + +```go +cl, err := kgo.NewClient( + kgo.WithLogger(kzerolog.New(logger)), + // ...other opts +) +``` diff --git a/plugin/kzerolog/go.mod b/plugin/kzerolog/go.mod new file mode 100644 index 00000000..e3b25e04 --- /dev/null +++ b/plugin/kzerolog/go.mod @@ -0,0 +1,8 @@ +module github.com/twmb/franz-go/plugin/kzerolog + +go 1.16 + +require ( + github.com/rs/zerolog v1.25.0 + github.com/twmb/franz-go v1.0.0 +) diff --git a/plugin/kzerolog/go.sum b/plugin/kzerolog/go.sum new file mode 100644 index 00000000..bfcbb515 --- /dev/null +++ b/plugin/kzerolog/go.sum @@ -0,0 +1,66 @@ +github.com/coreos/go-systemd/v22 v22.3.2/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA= +github.com/google/go-cmp v0.3.1 h1:Xye71clBPdm5HgqGwUkwhbynsUJZhDbS20FvLhQ2izg= +github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= 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v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= diff --git a/plugin/kzerolog/kzerolog.go b/plugin/kzerolog/kzerolog.go new file mode 100644 index 00000000..117fca7e --- /dev/null +++ b/plugin/kzerolog/kzerolog.go @@ -0,0 +1,68 @@ +// Package kzerolog provides a plug-in kgo.Logger wrapping zerolog.Logger for usage in +// a kgo.Client. +// +// This can be used like so: +// +// cl, err := kgo.NewClient( +// kgo.WithLogger(kzerolog.New(logger)), +// // ...other opts +// ) +package kzerolog + +import ( + "github.com/rs/zerolog" + "github.com/twmb/franz-go/pkg/kgo" +) + +// Logger provides the kgo.Logger interface for usage in kgo.WithLogger when +// initializing a client. +type Logger struct { + zl *zerolog.Logger +} + +// New returns a new logger. +func New(zl *zerolog.Logger) *Logger { + return &Logger{zl} +} + +// Level is for the kgo.Logger interface. +func (l *Logger) Level() kgo.LogLevel { + level := l.zl.GetLevel() + switch level { + case zerolog.ErrorLevel, zerolog.PanicLevel, zerolog.FatalLevel: + return kgo.LogLevelError + case zerolog.WarnLevel: + return kgo.LogLevelWarn + case zerolog.InfoLevel: + return kgo.LogLevelInfo + case zerolog.TraceLevel, zerolog.DebugLevel: + return kgo.LogLevelDebug + case zerolog.NoLevel, zerolog.Disabled: + return kgo.LogLevelNone + default: + return kgo.LogLevelNone + } +} + +// Log is for the kgo.Logger interface. +func (l *Logger) Log(level kgo.LogLevel, msg string, keyvals ...interface{}) { + l.zl.WithLevel(logLevelToZerolog(level)).Fields(keyvals).Msg(msg) +} + +func logLevelToZerolog(level kgo.LogLevel) zerolog.Level { + switch level { + case kgo.LogLevelError: + return zerolog.ErrorLevel + case kgo.LogLevelWarn: + return zerolog.WarnLevel + case kgo.LogLevelInfo: + return zerolog.InfoLevel + case kgo.LogLevelDebug: + return zerolog.DebugLevel + case kgo.LogLevelNone: + return zerolog.Disabled + default: + // Follows the default of zerolog.New of defaulting to TraceLevel. + return zerolog.TraceLevel + } +}