mirror of
https://github.com/kubernetes/node-problem-detector.git
synced 2026-02-14 18:09:57 +00:00
77 lines
2.4 KiB
Go
77 lines
2.4 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 main
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import (
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"context"
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"k8s.io/klog/v2"
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_ "k8s.io/node-problem-detector/cmd/nodeproblemdetector/exporterplugins"
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_ "k8s.io/node-problem-detector/cmd/nodeproblemdetector/problemdaemonplugins"
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"k8s.io/node-problem-detector/cmd/options"
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"k8s.io/node-problem-detector/pkg/exporters"
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"k8s.io/node-problem-detector/pkg/exporters/k8sexporter"
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"k8s.io/node-problem-detector/pkg/exporters/prometheusexporter"
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"k8s.io/node-problem-detector/pkg/problemdaemon"
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"k8s.io/node-problem-detector/pkg/problemdetector"
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"k8s.io/node-problem-detector/pkg/types"
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"k8s.io/node-problem-detector/pkg/version"
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)
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func npdMain(ctx context.Context, npdo *options.NodeProblemDetectorOptions) error {
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if npdo.PrintVersion {
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version.PrintVersion()
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return nil
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}
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npdo.SetNodeNameOrDie()
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npdo.SetConfigFromDeprecatedOptionsOrDie()
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npdo.ValidOrDie()
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// Initialize problem daemons.
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problemDaemons := problemdaemon.NewProblemDaemons(npdo.MonitorConfigPaths)
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if len(problemDaemons) == 0 {
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klog.Fatalf("No problem daemon is configured")
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}
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// Initialize exporters.
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defaultExporters := []types.Exporter{}
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if ke := k8sexporter.NewExporterOrDie(ctx, npdo); ke != nil {
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defaultExporters = append(defaultExporters, ke)
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klog.Info("K8s exporter started.")
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}
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if pe := prometheusexporter.NewExporterOrDie(npdo); pe != nil {
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defaultExporters = append(defaultExporters, pe)
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klog.Info("Prometheus exporter started.")
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}
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plugableExporters := exporters.NewExporters()
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npdExporters := []types.Exporter{}
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npdExporters = append(npdExporters, defaultExporters...)
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npdExporters = append(npdExporters, plugableExporters...)
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if len(npdExporters) == 0 {
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klog.Fatalf("No exporter is successfully setup")
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}
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// Initialize NPD core.
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p := problemdetector.NewProblemDetector(problemDaemons, npdExporters)
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return p.Run(ctx)
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}
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