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helpers: Fix data race in global logger init

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Fixes #6409
This commit is contained in:
Bjørn Erik Pedersen 2019-10-10 14:14:55 +02:00
parent 0d7b05be4c
commit bc70f2bf12
1 changed files with 11 additions and 4 deletions
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15
helpers/general.go
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@ -283,6 +283,13 @@ type DistinctLogger struct {
m map[string]bool
}
func (l *DistinctLogger) Reset() {
l.Lock()
defer l.Unlock()
l.m = make(map[string]bool)
}
// Println will log the string returned from fmt.Sprintln given the arguments,
// but not if it has been logged before.
func (l *DistinctLogger) Println(v ...interface{}) {
@ -347,11 +354,11 @@ var (
DistinctFeedbackLog = NewDistinctFeedbackLogger()
)
// InitLoggers sets up the global distinct loggers.
// InitLoggers resets the global distinct loggers.
func InitLoggers() {
DistinctErrorLog = NewDistinctErrorLogger()
DistinctWarnLog = NewDistinctWarnLogger()
DistinctFeedbackLog = NewDistinctFeedbackLogger()
DistinctErrorLog.Reset()
DistinctWarnLog.Reset()
DistinctFeedbackLog.Reset()
}
// Deprecated informs about a deprecation, but only once for a given set of arguments' values.