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version.go
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version.go
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// Copyright 2022 xiexianbin<me@xiexianbin.cn>
//
// 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 main
import (
"fmt"
"runtime"
"github.com/xiexianbin/golib/logger"
)
var (
version = "v0.0.0" // value from VERSION file
buildDate = "1970-01-01T00:00:00Z" // output from `TZ=UTC-8 date +'%Y-%m-%dT%H:%M:%SZ+08:00'`
gitCommit = "" // output from `git rev-parse HEAD`
gitTag = "" // output from `git describe --exact-match --tags HEAD` (if clean tree state)
gitTreeState = "" // determined from `git status --porcelain`. either 'clean' or 'dirty'
)
type Version struct {
Version string `json:"version"`
BuildDate string `json:"buildDate"`
GitCommit string `json:"gitCommit"`
GitTag string `json:"gitTag"`
GitTreeState string `json:"gitTreeState"`
GoVersion string `json:"goVersion"`
Compiler string `json:"compiler"`
Platform string `json:"platform"`
}
// GetVersion returns the version information
func GetVersion() Version {
var versionStr string
if gitCommit != "" && gitTag != "" && gitTreeState == "clean" {
// if we have a clean tree state and the current commit is tagged,
// this is an official release.
versionStr = gitTag
} else {
// otherwise formulate a version string based on as much metadata
// information we have available.
versionStr = version
if len(gitCommit) >= 7 {
versionStr += "+" + gitCommit[0:7]
if gitTreeState != "clean" {
versionStr += ".dirty"
}
} else {
versionStr += "+unknown"
}
}
return Version{
Version: versionStr,
BuildDate: buildDate,
GitCommit: gitCommit,
GitTag: gitTag,
GitTreeState: gitTreeState,
GoVersion: runtime.Version(),
Compiler: runtime.Compiler,
Platform: fmt.Sprintf("%s/%s", runtime.GOOS, runtime.GOARCH),
}
}
func PrintVersion(cliName string, version Version, short bool) {
logger.Printf("%s: %s", cliName, version.Version)
if short {
return
}
logger.Printf(" BuildDate: %s", version.BuildDate)
logger.Printf(" GitCommit: %s", version.GitCommit)
logger.Printf(" GitTreeState: %s", version.GitTreeState)
if version.GitTag != "" {
logger.Printf(" GitTag: %s", version.GitTag)
}
logger.Printf(" GoVersion: %s", version.GoVersion)
logger.Printf(" Compiler: %s", version.Compiler)
logger.Printf(" Platform: %s", version.Platform)
}