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metrics.go
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metrics.go
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package forkchoice
import (
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
"github.com/prysmaticlabs/prysm/beacon-chain/core/epoch/precompute"
"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
stateTrie "github.com/prysmaticlabs/prysm/beacon-chain/state"
"github.com/prysmaticlabs/prysm/shared/bytesutil"
"github.com/prysmaticlabs/prysm/shared/params"
)
var (
beaconFinalizedEpoch = promauto.NewGauge(prometheus.GaugeOpts{
Name: "beacon_finalized_epoch",
Help: "Last finalized epoch of the processed state",
})
beaconFinalizedRoot = promauto.NewGauge(prometheus.GaugeOpts{
Name: "beacon_finalized_root",
Help: "Last finalized root of the processed state",
})
beaconCurrentJustifiedEpoch = promauto.NewGauge(prometheus.GaugeOpts{
Name: "beacon_current_justified_epoch",
Help: "Current justified epoch of the processed state",
})
beaconCurrentJustifiedRoot = promauto.NewGauge(prometheus.GaugeOpts{
Name: "beacon_current_justified_root",
Help: "Current justified root of the processed state",
})
beaconPrevJustifiedEpoch = promauto.NewGauge(prometheus.GaugeOpts{
Name: "beacon_previous_justified_epoch",
Help: "Previous justified epoch of the processed state",
})
beaconPrevJustifiedRoot = promauto.NewGauge(prometheus.GaugeOpts{
Name: "beacon_previous_justified_root",
Help: "Previous justified root of the processed state",
})
sigFailsToVerify = promauto.NewCounter(prometheus.CounterOpts{
Name: "att_signature_failed_to_verify_with_cache",
Help: "Number of attestation signatures that failed to verify with cache on, but succeeded without cache",
})
validatorsCount = promauto.NewGaugeVec(prometheus.GaugeOpts{
Name: "validator_count",
Help: "The total number of validators",
}, []string{"state"})
validatorsBalance = promauto.NewGaugeVec(prometheus.GaugeOpts{
Name: "validators_total_balance",
Help: "The total balance of validators, in GWei",
}, []string{"state"})
validatorsEffectiveBalance = promauto.NewGaugeVec(prometheus.GaugeOpts{
Name: "validators_total_effective_balance",
Help: "The total effective balance of validators, in GWei",
}, []string{"state"})
currentEth1DataDepositCount = promauto.NewGauge(prometheus.GaugeOpts{
Name: "current_eth1_data_deposit_count",
Help: "The current eth1 deposit count in the last processed state eth1data field.",
})
totalEligibleBalances = promauto.NewGauge(prometheus.GaugeOpts{
Name: "total_eligible_balances",
Help: "The total amount of ether, in gwei, that has been used in voting attestation target of previous epoch",
})
totalVotedTargetBalances = promauto.NewGauge(prometheus.GaugeOpts{
Name: "total_voted_target_balances",
Help: "The total amount of ether, in gwei, that is eligible for voting of previous epoch",
})
)
func reportEpochMetrics(state *stateTrie.BeaconState) {
currentEpoch := helpers.CurrentEpoch(state)
// Validator instances
pendingInstances := 0
activeInstances := 0
slashingInstances := 0
slashedInstances := 0
exitingInstances := 0
exitedInstances := 0
// Validator balances
pendingBalance := uint64(0)
activeBalance := uint64(0)
activeEffectiveBalance := uint64(0)
exitingBalance := uint64(0)
exitingEffectiveBalance := uint64(0)
slashingBalance := uint64(0)
slashingEffectiveBalance := uint64(0)
validators := state.Validators()
for i, validator := range validators {
valBalance, err := state.BalanceAtIndex(uint64(i))
if err != nil {
log.WithError(err).Error("could not get balance for validator")
return
}
if validator.Slashed {
if currentEpoch < validator.ExitEpoch {
slashingInstances++
slashingBalance += valBalance
slashingEffectiveBalance += validator.EffectiveBalance
} else {
slashedInstances++
}
continue
}
if validator.ExitEpoch != params.BeaconConfig().FarFutureEpoch {
if currentEpoch < validator.ExitEpoch {
exitingInstances++
exitingBalance += valBalance
exitingEffectiveBalance += validator.EffectiveBalance
} else {
exitedInstances++
}
continue
}
if currentEpoch < validator.ActivationEpoch {
pendingInstances++
pendingBalance += valBalance
continue
}
activeInstances++
activeBalance += valBalance
activeEffectiveBalance += validator.EffectiveBalance
}
validatorsCount.WithLabelValues("Pending").Set(float64(pendingInstances))
validatorsCount.WithLabelValues("Active").Set(float64(activeInstances))
validatorsCount.WithLabelValues("Exiting").Set(float64(exitingInstances))
validatorsCount.WithLabelValues("Exited").Set(float64(exitedInstances))
validatorsCount.WithLabelValues("Slashing").Set(float64(slashingInstances))
validatorsCount.WithLabelValues("Slashed").Set(float64(slashedInstances))
validatorsBalance.WithLabelValues("Pending").Set(float64(pendingBalance))
validatorsBalance.WithLabelValues("Active").Set(float64(activeBalance))
validatorsBalance.WithLabelValues("Exiting").Set(float64(exitingBalance))
validatorsBalance.WithLabelValues("Slashing").Set(float64(slashingBalance))
validatorsEffectiveBalance.WithLabelValues("Active").Set(float64(activeEffectiveBalance))
validatorsEffectiveBalance.WithLabelValues("Exiting").Set(float64(exitingEffectiveBalance))
validatorsEffectiveBalance.WithLabelValues("Slashing").Set(float64(slashingEffectiveBalance))
// Last justified slot
if c := state.CurrentJustifiedCheckpoint(); c != nil {
beaconCurrentJustifiedEpoch.Set(float64(c.Epoch))
beaconCurrentJustifiedRoot.Set(float64(bytesutil.ToLowInt64(c.Root)))
}
// Last previous justified slot
if c := state.PreviousJustifiedCheckpoint(); c != nil {
beaconPrevJustifiedEpoch.Set(float64(c.Epoch))
beaconPrevJustifiedRoot.Set(float64(bytesutil.ToLowInt64(c.Root)))
}
// Last finalized slot
if c := state.FinalizedCheckpoint(); c != nil {
beaconFinalizedEpoch.Set(float64(c.Epoch))
beaconFinalizedRoot.Set(float64(bytesutil.ToLowInt64(c.Root)))
}
if e := state.Eth1Data(); e != nil {
currentEth1DataDepositCount.Set(float64(e.DepositCount))
}
if precompute.Balances != nil {
totalEligibleBalances.Set(float64(precompute.Balances.PrevEpoch))
totalVotedTargetBalances.Set(float64(precompute.Balances.PrevEpochTargetAttesters))
}
}