Merge pull request #3592 from OffchainLabs/fix-metrics-definitionoverload

Fix redefining of staker related metrics

Author: joshuacolvin0

staker/bold/bold_staker.go

@@ -40,8 +40,8 @@ import (
 )
 
 var (
-	boldStakerBalanceGauge      = metrics.NewRegisteredGaugeFloat64("arb/staker/balance", nil)
-	boldStakerAmountStakedGauge = metrics.NewRegisteredGauge("arb/staker/amount_staked", nil)
+	boldStakerBalanceGauge      = metrics.GetOrRegisterGaugeFloat64("arb/staker/balance", nil)
+	boldStakerAmountStakedGauge = metrics.GetOrRegisterGauge("arb/staker/amount_staked", nil)
 )
 
 var assertionCreatedId common.Hash

staker/legacy/staker.go

@@ -36,8 +36,8 @@ import (
 )
 
 var (
-	stakerBalanceGauge              = metrics.NewRegisteredGaugeFloat64("arb/staker/balance", nil)
-	stakerAmountStakedGauge         = metrics.NewRegisteredGauge("arb/staker/amount_staked", nil)
+	stakerBalanceGauge              = metrics.GetOrRegisterGaugeFloat64("arb/staker/balance", nil)
+	stakerAmountStakedGauge         = metrics.GetOrRegisterGauge("arb/staker/amount_staked", nil)
 	stakerLatestStakedNodeGauge     = metrics.NewRegisteredGauge("arb/staker/staked_node", nil)
 	stakerLatestConfirmedNodeGauge  = metrics.NewRegisteredGauge("arb/staker/confirmed_node", nil)
 	stakerLastSuccessfulActionGauge = metrics.NewRegisteredGauge("arb/staker/action/last_success", nil)