/* Copyright IBM Corp. All Rights Reserved. SPDX-License-Identifier: Apache-2.0 */ package multichannel import ( "github.com/hyperledger/fabric/common/metrics" "github.com/hyperledger/fabric/orderer/common/types" ) var ( statusOpts = metrics.GaugeOpts{ Namespace: "participation", Subsystem: "", Name: "status", Help: "The channel participation status of the node: 0 if inactive, 1 if active, 2 if onboarding, 3 if failed.", LabelNames: []string{"channel"}, StatsdFormat: "%{#fqname}.%{channel}", } consensusRelationOpts = metrics.GaugeOpts{ Namespace: "participation", Subsystem: "", Name: "consensus_relation", Help: "The channel participation consensus relation of the node: 0 if other, 1 if consenter, 2 if follower, 3 if config-tracker.", LabelNames: []string{"channel"}, StatsdFormat: "%{#fqname}.%{channel}", } ) // Metrics defines the metrics for the cluster. type Metrics struct { Status metrics.Gauge ConsensusRelation metrics.Gauge } // A MetricsProvider is an abstraction for a metrics provider. It is a factory for // Counter, Gauge, and Histogram meters. type MetricsProvider interface { // NewCounter creates a new instance of a Counter. NewCounter(opts metrics.CounterOpts) metrics.Counter // NewGauge creates a new instance of a Gauge. NewGauge(opts metrics.GaugeOpts) metrics.Gauge // NewHistogram creates a new instance of a Histogram. NewHistogram(opts metrics.HistogramOpts) metrics.Histogram } //go:generate mockery -dir . -name MetricsProvider -case underscore -output ./mocks/ // NewMetrics initializes new metrics for the channel participation API. func NewMetrics(m MetricsProvider) *Metrics { return &Metrics{ Status: m.NewGauge(statusOpts), ConsensusRelation: m.NewGauge(consensusRelationOpts), } } func (m *Metrics) reportStatus(channel string, status types.Status) { var s int switch status { case types.StatusInactive: s = 0 case types.StatusActive: s = 1 case types.StatusOnBoarding: s = 2 case types.StatusFailed: s = 3 default: logger.Panicf("Programming error: unexpected status %s", status) } m.Status.With("channel", channel).Set(float64(s)) } func (m *Metrics) reportConsensusRelation(channel string, relation types.ConsensusRelation) { var r int switch relation { case types.ConsensusRelationOther: r = 0 case types.ConsensusRelationConsenter: r = 1 case types.ConsensusRelationFollower: r = 2 case types.ConsensusRelationConfigTracker: r = 3 default: logger.Panicf("Programming error: unexpected relation %s", relation) } m.ConsensusRelation.With("channel", channel).Set(float64(r)) }