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metrics.go
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metrics.go
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/*
Copyright IBM Corp. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package etcdraft
import "github.com/hyperledger/fabric/common/metrics"
var (
clusterSizeOpts = metrics.GaugeOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "cluster_size",
Help: "Number of nodes in this channel.",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
isLeaderOpts = metrics.GaugeOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "is_leader",
Help: "The leadership status of the current node: 1 if it is the leader else 0.",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
committedBlockNumberOpts = metrics.GaugeOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "committed_block_number",
Help: "The block number of the latest block committed.",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
snapshotBlockNumberOpts = metrics.GaugeOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "snapshot_block_number",
Help: "The block number of the latest snapshot.",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
leaderChangesOpts = metrics.CounterOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "leader_changes",
Help: "The number of leader changes since process start.",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
proposalFailuresOpts = metrics.CounterOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "proposal_failures",
Help: "The number of proposal failures.",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
dataPersistDurationOpts = metrics.HistogramOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "data_persist_duration",
Help: "The time taken for etcd/raft data to be persisted in storage (in seconds).",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
normalProposalsReceivedOpts = metrics.CounterOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "normal_proposals_received",
Help: "The total number of proposals received for normal type transactions.",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
configProposalsReceivedOpts = metrics.CounterOpts{
Namespace: "consensus",
Subsystem: "etcdraft",
Name: "config_proposals_received",
Help: "The total number of proposals received for config type transactions.",
LabelNames: []string{"channel"},
StatsdFormat: "%{#fqname}.%{channel}",
}
)
type Metrics struct {
ClusterSize metrics.Gauge
IsLeader metrics.Gauge
CommittedBlockNumber metrics.Gauge
SnapshotBlockNumber metrics.Gauge
LeaderChanges metrics.Counter
ProposalFailures metrics.Counter
DataPersistDuration metrics.Histogram
NormalProposalsReceived metrics.Counter
ConfigProposalsReceived metrics.Counter
}
func NewMetrics(p metrics.Provider) *Metrics {
return &Metrics{
ClusterSize: p.NewGauge(clusterSizeOpts),
IsLeader: p.NewGauge(isLeaderOpts),
CommittedBlockNumber: p.NewGauge(committedBlockNumberOpts),
SnapshotBlockNumber: p.NewGauge(snapshotBlockNumberOpts),
LeaderChanges: p.NewCounter(leaderChangesOpts),
ProposalFailures: p.NewCounter(proposalFailuresOpts),
DataPersistDuration: p.NewHistogram(dataPersistDurationOpts),
NormalProposalsReceived: p.NewCounter(normalProposalsReceivedOpts),
ConfigProposalsReceived: p.NewCounter(configProposalsReceivedOpts),
}
}