/
replay.go
120 lines (103 loc) · 3.44 KB
/
replay.go
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// Copyright (c) 2017 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package loggerimpl
import (
"fmt"
"math/rand"
"go.uber.org/cadence/workflow"
"github.com/uber/cadence/common/log"
"github.com/uber/cadence/common/log/tag"
)
type replayLogger struct {
logger log.Logger
ctx workflow.Context
enableLogInReplay bool
}
var _ log.Logger = (*replayLogger)(nil)
const skipForReplayLogger = skipForDefaultLogger + 1
// NewReplayLogger creates a logger which is aware of cadence's replay mode
func NewReplayLogger(logger log.Logger, ctx workflow.Context, enableLogInReplay bool) log.Logger {
lg, ok := logger.(*loggerImpl)
if ok {
logger = &loggerImpl{
zapLogger: lg.zapLogger,
skip: skipForReplayLogger,
sampleLocalFn: lg.sampleLocalFn,
}
} else {
logger.Warn("ReplayLogger may not emit callat tag correctly because the logger passed in is not loggerImpl")
}
return &replayLogger{
logger: logger,
ctx: ctx,
enableLogInReplay: enableLogInReplay,
}
}
func (r *replayLogger) Debugf(msg string, args ...any) {
if workflow.IsReplaying(r.ctx) && !r.enableLogInReplay {
return
}
r.logger.Debugf(fmt.Sprintf(msg, args...))
}
func (r *replayLogger) Debug(msg string, tags ...tag.Tag) {
if workflow.IsReplaying(r.ctx) && !r.enableLogInReplay {
return
}
r.logger.Debug(msg, tags...)
}
func (r *replayLogger) Info(msg string, tags ...tag.Tag) {
if workflow.IsReplaying(r.ctx) && !r.enableLogInReplay {
return
}
r.logger.Info(msg, tags...)
}
func (r *replayLogger) Warn(msg string, tags ...tag.Tag) {
if workflow.IsReplaying(r.ctx) && !r.enableLogInReplay {
return
}
r.logger.Warn(msg, tags...)
}
func (r *replayLogger) Error(msg string, tags ...tag.Tag) {
if workflow.IsReplaying(r.ctx) && !r.enableLogInReplay {
return
}
r.logger.Error(msg, tags...)
}
func (r *replayLogger) Fatal(msg string, tags ...tag.Tag) {
if workflow.IsReplaying(r.ctx) && !r.enableLogInReplay {
return
}
r.logger.Fatal(msg, tags...)
}
func (r *replayLogger) SampleInfo(msg string, sampleRate int, tags ...tag.Tag) {
if rand.Intn(sampleRate) == 0 {
if workflow.IsReplaying(r.ctx) && !r.enableLogInReplay {
return
}
r.logger.Info(msg, tags...)
}
}
func (r *replayLogger) WithTags(tags ...tag.Tag) log.Logger {
return &replayLogger{
logger: r.logger.WithTags(tags...),
ctx: r.ctx,
enableLogInReplay: r.enableLogInReplay,
}
}