/
version.go
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/
version.go
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/*
Copyright 2017 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package version
import (
"fmt"
"runtime"
"github.com/prometheus/client_golang/prometheus"
"k8s.io/apimachinery/pkg/version"
)
var (
// commitFromGit is a constant representing the source version that
// generated this build. It should be set during build via -ldflags.
commitFromGit string
// versionFromGit is a constant representing the version tag that
// generated this build. It should be set during build via -ldflags.
versionFromGit = "unknown"
// major version
majorFromGit string
// minor version
minorFromGit string
// build date in ISO8601 format, output of $(date -u +'%Y-%m-%dT%H:%M:%SZ')
buildDate string
// state of git tree, either "clean" or "dirty"
gitTreeState string
)
// Get returns the overall codebase version. It's for detecting
// what code a binary was built from.
func Get() version.Info {
return version.Info{
Major: majorFromGit,
Minor: minorFromGit,
GitCommit: commitFromGit,
GitVersion: versionFromGit,
GitTreeState: gitTreeState,
BuildDate: buildDate,
GoVersion: runtime.Version(),
Compiler: runtime.Compiler,
Platform: fmt.Sprintf("%s/%s", runtime.GOOS, runtime.GOARCH),
}
}
func init() {
buildInfo := prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Name: "openshift_build_info",
Help: "A metric with a constant '1' value labeled by major, minor, git commit & git version from which OpenShift was built.",
},
[]string{"major", "minor", "gitCommit", "gitVersion"},
)
buildInfo.WithLabelValues(majorFromGit, minorFromGit, commitFromGit, versionFromGit).Set(1)
// we're ok with an error here for now because test-integration illegally runs the same process
prometheus.Register(buildInfo)
}