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metrics: break loop as soon as flags have been set

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This commit is contained in:
Hao Duan 2020-05-13 20:23:08 +08:00
parent 46698d7931
commit d532b7f237
1 changed files with 24 additions and 8 deletions
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32
metrics/metrics.go
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@ -39,18 +39,34 @@ func init() {
for _, arg := range os.Args {
flag := strings.TrimLeft(arg, "-")
for _, enabler := range enablerFlags {
if !Enabled && flag == enabler {
log.Info("Enabling metrics collection")
Enabled = true
if !Enabled {
// only compare enablerFlags when Enable is not set.
for _, enabler := range enablerFlags {
if flag == enabler {
log.Info("Enabling metrics collection")
Enabled = true
// break loop if Enabled flag is already set.
break
}
}
}
for _, enabler := range expensiveEnablerFlags {
if !EnabledExpensive && flag == enabler {
log.Info("Enabling expensive metrics collection")
EnabledExpensive = true
if !EnabledExpensive {
// only compare expensiveEnablerFlags when EnabledExpensive is not set.
for _, enabler := range expensiveEnablerFlags {
if flag == enabler {
log.Info("Enabling expensive metrics collection")
EnabledExpensive = true
// break loop if EnabledExpensive flag is already set.
break
}
}
}
// break loop as all flags have been set.
if Enabled && EnabledExpensive {
break
}
}
}