open-nomad/version/version.go

110 lines
2.4 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package version
import (
"bytes"
"fmt"
"time"
)
var (
// BuildDate is the time of the git commit used to build the program,
// in RFC3339 format. It is filled in by the compiler via makefile.
BuildDate string
// The git commit that was compiled. This will be filled in by the compiler.
GitCommit string
GitDescribe string
// The main version number that is being run at the moment.
Version = "1.6.3"
// A pre-release marker for the version. If this is "" (empty string)
// then it means that it is a final release. Otherwise, this is a pre-release
// such as "dev" (in development), "beta", "rc1", etc.
VersionPrerelease = "dev"
// VersionMetadata is metadata further describing the build type.
VersionMetadata = ""
)
// VersionInfo
type VersionInfo struct {
BuildDate time.Time
Revision string
Version string
VersionPrerelease string
VersionMetadata string
}
func (v *VersionInfo) Copy() *VersionInfo {
if v == nil {
return nil
}
nv := *v
return &nv
}
func GetVersion() *VersionInfo {
ver := Version
rel := VersionPrerelease
md := VersionMetadata
if GitDescribe != "" {
ver = GitDescribe
}
if GitDescribe == "" && rel == "" && VersionPrerelease != "" {
rel = "dev"
}
// on parse error, will be zero value time.Time{}
built, _ := time.Parse(time.RFC3339, BuildDate)
return &VersionInfo{
BuildDate: built,
Revision: GitCommit,
Version: ver,
VersionPrerelease: rel,
VersionMetadata: md,
}
}
func (c *VersionInfo) VersionNumber() string {
version := c.Version
if c.VersionPrerelease != "" {
version = fmt.Sprintf("%s-%s", version, c.VersionPrerelease)
}
if c.VersionMetadata != "" {
version = fmt.Sprintf("%s+%s", version, c.VersionMetadata)
}
return version
}
func (c *VersionInfo) FullVersionNumber(rev bool) string {
var versionString bytes.Buffer
fmt.Fprintf(&versionString, "Nomad v%s", c.Version)
if c.VersionPrerelease != "" {
fmt.Fprintf(&versionString, "-%s", c.VersionPrerelease)
}
if c.VersionMetadata != "" {
fmt.Fprintf(&versionString, "+%s", c.VersionMetadata)
}
if !c.BuildDate.IsZero() {
fmt.Fprintf(&versionString, "\nBuildDate %s", c.BuildDate.Format(time.RFC3339))
}
if rev && c.Revision != "" {
fmt.Fprintf(&versionString, "\nRevision %s", c.Revision)
}
return versionString.String()
}