77 lines
2.0 KiB
Go
77 lines
2.0 KiB
Go
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// Copyright 2016 The Prometheus Authors
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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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package main
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import (
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"bytes"
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"fmt"
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"os"
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"strings"
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"text/template"
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"github.com/prometheus/prometheus/util/cli"
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"github.com/prometheus/prometheus/version"
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"github.com/prometheus/prometheus/storage/local"
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)
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// DumpHeadsCmd dumps metadata of a heads.db file.
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func DumpHeadsCmd(t cli.Term, args ...string) int {
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if len(args) != 1 {
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t.Infof("usage: storagetool dump-heads <file>")
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return 2
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}
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if err := local.DumpHeads(args[0], t.Out()); err != nil {
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t.Errorf(" FAILED: %s", err)
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return 1
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}
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return 0
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}
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var versionInfoTmpl = `
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prometheus, version {{.version}} (branch: {{.branch}}, revision: {{.revision}})
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build user: {{.buildUser}}
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build date: {{.buildDate}}
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go version: {{.goVersion}}
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`
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// VersionCmd prints the binaries version information.
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func VersionCmd(t cli.Term, _ ...string) int {
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tmpl := template.Must(template.New("version").Parse(versionInfoTmpl))
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var buf bytes.Buffer
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if err := tmpl.ExecuteTemplate(&buf, "version", version.Map); err != nil {
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panic(err)
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}
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fmt.Fprintln(t.Out(), strings.TrimSpace(buf.String()))
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return 0
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}
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func main() {
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app := cli.NewApp("storagetool")
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app.Register("dump-heads", &cli.Command{
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Desc: "dump metadata of a heads.db checkpoint file",
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Run: DumpHeadsCmd,
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})
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app.Register("version", &cli.Command{
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Desc: "print the version of this binary",
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Run: VersionCmd,
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})
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t := cli.BasicTerm(os.Stdout, os.Stderr)
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os.Exit(app.Run(t, os.Args[1:]...))
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}
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