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swarm: fix a data race on startTime (#18511)

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This commit is contained in:
Janoš Guljaš 2019-01-24 12:02:47 +01:00 committed by Anton Evangelatov
parent bbd120354a
commit fa34429a26
1 changed files with 3 additions and 3 deletions
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6
swarm/swarm.go
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@ -56,7 +56,6 @@ import (
) )
var ( var (
startTime time.Time
updateGaugesPeriod = 5 * time.Second updateGaugesPeriod = 5 * time.Second
startCounter = metrics.NewRegisteredCounter("stack,start", nil) startCounter = metrics.NewRegisteredCounter("stack,start", nil)
stopCounter = metrics.NewRegisteredCounter("stack,stop", nil) stopCounter = metrics.NewRegisteredCounter("stack,stop", nil)
@ -80,6 +79,7 @@ type Swarm struct {
swap *swap.Swap swap *swap.Swap
stateStore *state.DBStore stateStore *state.DBStore
accountingMetrics *protocols.AccountingMetrics accountingMetrics *protocols.AccountingMetrics
startTime time.Time
tracerClose io.Closer tracerClose io.Closer
} }
@ -344,7 +344,7 @@ Start is called when the stack is started
*/ */
// implements the node.Service interface // implements the node.Service interface
func (self *Swarm) Start(srv *p2p.Server) error { func (self *Swarm) Start(srv *p2p.Server) error {
startTime = time.Now() self.startTime = time.Now()
self.tracerClose = tracing.Closer self.tracerClose = tracing.Closer
@ -414,7 +414,7 @@ func (self *Swarm) periodicallyUpdateGauges() {
} }
func (self *Swarm) updateGauges() { func (self *Swarm) updateGauges() {
uptimeGauge.Update(time.Since(startTime).Nanoseconds()) uptimeGauge.Update(time.Since(self.startTime).Nanoseconds())
requestsCacheGauge.Update(int64(self.netStore.RequestsCacheLen())) requestsCacheGauge.Update(int64(self.netStore.RequestsCacheLen()))
} }