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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| apiVersion: v1 | ||
| kind: Service | ||
| metadata: | ||
| name: {{include "updater.fullname" .}} | ||
| labels: {{- include "updater.labels" . | nindent 4}} | ||
| spec: | ||
| type: ClusterIP | ||
| ports: | ||
| - port: 4014 | ||
| targetPort: http-prometheus | ||
| protocol: TCP | ||
| name: http-prometheus | ||
| selector: {{- include "updater.selectorLabels" . | nindent 4}} |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| package service | ||
|
|
||
| import ( | ||
| "encoding/hex" | ||
| "fmt" | ||
|
|
||
| "github.com/drand/drand/chain" | ||
| "github.com/ethereum/go-ethereum/common" | ||
| "github.com/prometheus/client_golang/prometheus" | ||
| "github.com/prometheus/client_golang/prometheus/promauto" | ||
| ) | ||
|
|
||
| const ( | ||
| // Label names | ||
| labelChainHash = "chain_hash" | ||
| labelChainID = "chain_id" | ||
| labelOracleAddress = "oracle_address" | ||
|
|
||
| // Drand info metric labels | ||
| labelPublicKey = "public_key" | ||
| labelID = "id" | ||
| labelPeriod = "period" | ||
| labelScheme = "scheme" | ||
| labelGenesisTime = "genesis_time" | ||
| labelGenesisSeed = "genesis_seed" | ||
| ) | ||
|
|
||
| // Metrics holds all Prometheus metrics for the updater | ||
| type Metrics struct { | ||
| drandRoundTotal *prometheus.GaugeVec | ||
| oracleRoundTotal *prometheus.GaugeVec | ||
| setRandomnessSuccessTotal *prometheus.CounterVec | ||
| setRandomnessFailureTotal *prometheus.CounterVec | ||
|
|
||
| // New info metric | ||
| drandInfo *prometheus.GaugeVec | ||
|
|
||
| // Store label values | ||
| chainHash string | ||
| chainID int64 | ||
| oracleAddress common.Address | ||
| } | ||
|
|
||
| // NewMetrics creates and registers all Prometheus metrics | ||
| func NewMetrics(chainID int64, oracleAddress common.Address, drandInfo *chain.Info) *Metrics { | ||
| m := &Metrics{ | ||
| chainHash: drandInfo.HashString(), | ||
| chainID: chainID, | ||
| oracleAddress: oracleAddress, | ||
| } | ||
|
|
||
| m.drandRoundTotal = promauto.NewGaugeVec(prometheus.GaugeOpts{ | ||
| Name: "drand_round_number_network", | ||
| Help: "Current round number from the Drand network", | ||
| }, []string{labelChainHash}) | ||
|
|
||
| m.oracleRoundTotal = promauto.NewGaugeVec(prometheus.GaugeOpts{ | ||
| Name: "drand_round_number_oracle", | ||
| Help: "Current round number processed by the Oracle", | ||
| }, []string{labelChainID, labelOracleAddress}) | ||
|
|
||
| m.setRandomnessSuccessTotal = promauto.NewCounterVec(prometheus.CounterOpts{ | ||
| Name: "drand_set_randomness_success_total", | ||
| Help: "Total number of successful SetRandomness transactions", | ||
| }, []string{labelChainID, labelOracleAddress}) | ||
|
|
||
| m.setRandomnessFailureTotal = promauto.NewCounterVec(prometheus.CounterOpts{ | ||
| Name: "drand_set_randomness_failure_total", | ||
| Help: "Total number of failed SetRandomness transactions", | ||
| }, []string{labelChainID, labelOracleAddress}) | ||
|
|
||
| // Add info metric | ||
| m.drandInfo = promauto.NewGaugeVec(prometheus.GaugeOpts{ | ||
| Name: "drand_network_info", | ||
| Help: "Static information about the Drand network configuration", | ||
| }, []string{ | ||
| labelChainHash, | ||
| labelPublicKey, | ||
| labelPeriod, | ||
| labelScheme, | ||
| labelGenesisTime, | ||
| labelGenesisSeed, | ||
| }) | ||
|
|
||
| // Set the info metric with a constant value of 1 | ||
| m.drandInfo.WithLabelValues( | ||
| m.chainHash, | ||
| drandInfo.PublicKey.String(), | ||
| drandInfo.Period.String(), | ||
| drandInfo.Scheme, | ||
| fmt.Sprintf("%d", drandInfo.GenesisTime), | ||
| hex.EncodeToString(drandInfo.GenesisSeed), | ||
| ).Set(1) | ||
|
|
||
| return m | ||
| } | ||
|
|
||
| // Helper methods for setting metrics with labels | ||
| func (m *Metrics) SetDrandRound(round float64) { | ||
| m.drandRoundTotal.WithLabelValues( | ||
| m.chainHash, | ||
| ).Set(round) | ||
| } | ||
|
|
||
| func (m *Metrics) SetOracleRound(round float64) { | ||
| m.oracleRoundTotal.WithLabelValues( | ||
| fmt.Sprintf("%d", m.chainID), | ||
| m.oracleAddress.Hex(), | ||
| ).Set(round) | ||
| } | ||
|
|
||
| func (m *Metrics) IncSetRandomnessSuccess() { | ||
| m.setRandomnessSuccessTotal.WithLabelValues( | ||
| fmt.Sprintf("%d", m.chainID), | ||
| m.oracleAddress.Hex(), | ||
| ).Inc() | ||
| } | ||
|
|
||
| func (m *Metrics) IncSetRandomnessFailure() { | ||
| m.setRandomnessFailureTotal.WithLabelValues( | ||
| fmt.Sprintf("%d", m.chainID), | ||
| m.oracleAddress.Hex(), | ||
| ).Inc() | ||
| } |
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