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