76 lines
2.7 KiB
Go
76 lines
2.7 KiB
Go
/*
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* Copyright 2020 The Dragonfly Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package metrics
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import (
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"net/http"
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grpc_prometheus "github.com/grpc-ecosystem/go-grpc-prometheus"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promauto"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"google.golang.org/grpc"
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"d7y.io/dragonfly/v2/manager/config"
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"d7y.io/dragonfly/v2/pkg/types"
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"d7y.io/dragonfly/v2/version"
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)
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// Variables declared for metrics.
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var (
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PeerGauge = promauto.NewGaugeVec(prometheus.GaugeOpts{
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Namespace: types.MetricsNamespace,
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Subsystem: types.ManagerMetricsName,
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Name: "peer_total",
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Help: "Gauge of the number of peer.",
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}, []string{"version", "commit"})
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SearchSchedulerClusterCount = promauto.NewCounterVec(prometheus.CounterOpts{
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Namespace: types.MetricsNamespace,
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Subsystem: types.ManagerMetricsName,
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Name: "search_scheduler_cluster_total",
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Help: "Counter of the number of searching scheduler cluster.",
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}, []string{"version", "commit"})
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SearchSchedulerClusterFailureCount = promauto.NewCounterVec(prometheus.CounterOpts{
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Namespace: types.MetricsNamespace,
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Subsystem: types.ManagerMetricsName,
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Name: "search_scheduler_cluster_failure_total",
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Help: "Counter of the number of failed of searching scheduler cluster.",
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}, []string{"version", "commit"})
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VersionGauge = promauto.NewGaugeVec(prometheus.GaugeOpts{
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Namespace: types.MetricsNamespace,
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Subsystem: types.ManagerMetricsName,
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Name: "version",
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Help: "Version info of the service.",
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}, []string{"major", "minor", "git_version", "git_commit", "platform", "build_time", "go_version", "go_tags", "go_gcflags"})
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)
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func New(cfg *config.MetricsConfig, grpcServer *grpc.Server) *http.Server {
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grpc_prometheus.Register(grpcServer)
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mux := http.NewServeMux()
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mux.Handle("/metrics", promhttp.Handler())
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VersionGauge.WithLabelValues(version.Major, version.Minor, version.GitVersion, version.GitCommit, version.Platform, version.BuildTime, version.GoVersion, version.Gotags, version.Gogcflags).Set(1)
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return &http.Server{
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Addr: cfg.Addr,
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Handler: mux,
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}
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}
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