minio/buildscripts/gen-ldflags.go
Harshavardhana bccf549463 server: Move all the top level files into cmd folder. (#2490)
This change brings a change which was done for the 'mc'
package to allow for clean repo and have a cleaner
github drop in experience.
2016-08-18 16:23:42 -07:00

71 lines
2 KiB
Go

// +build ignore
/*
* Minio Cloud Storage, (C) 2015 Minio, Inc.
*
* 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"
"os"
"os/exec"
"strings"
"time"
)
func genLDFlags(version string) string {
var ldflagsStr string
ldflagsStr = "-X github.com/minio/minio/cmd.Version=" + version
ldflagsStr += " -X github.com/minio/minio/cmd.ReleaseTag=" + releaseTag(version)
ldflagsStr += " -X github.com/minio/minio/cmd.CommitID=" + commitID()
ldflagsStr += " -X github.com/minio/minio/cmd.ShortCommitID=" + commitID()[:12]
ldflagsStr += " -X github.com/minio/minio/cmd.GOPATH=" + os.Getenv("GOPATH")
return ldflagsStr
}
// genReleaseTag prints release tag to the console for easy git tagging.
func releaseTag(version string) string {
relPrefix := "DEVELOPMENT"
if prefix := os.Getenv("MINIO_RELEASE"); prefix != "" {
relPrefix = prefix
}
relTag := strings.Replace(version, " ", "-", -1)
relTag = strings.Replace(relTag, ":", "-", -1)
relTag = strings.Replace(relTag, ",", "", -1)
return relPrefix + "." + relTag
}
// commitID returns the abbreviated commit-id hash of the last commit.
func commitID() string {
// git log --format="%h" -n1
var (
commit []byte
e error
)
cmdName := "git"
cmdArgs := []string{"log", "--format=%H", "-n1"}
if commit, e = exec.Command(cmdName, cmdArgs...).Output(); e != nil {
fmt.Fprintln(os.Stderr, "Error generating git commit-id: ", e)
os.Exit(1)
}
return strings.TrimSpace(string(commit))
}
func main() {
fmt.Println(genLDFlags(time.Now().UTC().Format(time.RFC3339)))
}