6 changed files with 193 additions and 104 deletions
@ -0,0 +1,2 @@ |
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watchdog |
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generated-version.go |
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@ -0,0 +1,45 @@ |
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#!/usr/bin/env bash |
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export CGO_ENABLED=0 |
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#GOOS=windows GOARCH=amd64 go install |
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go tool dist list |
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gocmd=watchdog.go |
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golib="" |
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echo "" |
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echo "" |
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echo "Windows amd64" |
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GOOS=windows GOARCH=amd64 go build -o dist/windows-amd64/watchdog.exe $gocmd $golib |
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echo "Windows 386" |
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GOOS=windows GOARCH=386 go build -o dist/windows-386/watchdog.exe $gocmd $golib |
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echo "" |
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echo "Darwin (macOS) amd64" |
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GOOS=darwin GOARCH=amd64 go build -o dist/darwin-amd64/watchdog $gocmd $golib |
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|
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echo "" |
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echo "Linux amd64" |
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GOOS=linux GOARCH=amd64 go build -o dist/linux-amd64/watchdog $gocmd $golib |
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echo "Linux 386" |
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|
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echo "" |
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GOOS=linux GOARCH=386 go build -o dist/linux-386/watchdog $gocmd $golib |
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echo "RPi 3 B+ ARMv7" |
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GOOS=linux GOARCH=arm GOARM=7 go build -o dist/linux-armv7/watchdog $gocmd $golib |
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echo "RPi Zero ARMv5" |
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GOOS=linux GOARCH=arm GOARM=5 go build -o dist/linux-armv5/watchdog $gocmd $golib |
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|
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my_ver=$(git describe --tags) |
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pushd dist |
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ls -d *-* | while read my_dist |
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do |
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if [ -d "$my_dist" ]; then |
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#tar -czvf watchdog-$my_ver-$my_dist.tar.gz $my_dist |
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zip -r watchdog-$my_ver-$my_dist.zip $my_dist |
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fi |
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done |
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popd |
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|
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echo "" |
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echo "" |
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@ -0,0 +1,123 @@ |
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// +build tools
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package main |
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import ( |
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"bytes" |
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"fmt" |
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"go/format" |
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"os" |
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"os/exec" |
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"regexp" |
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"strconv" |
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"strings" |
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"text/template" |
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"time" |
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) |
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|
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var exactVer *regexp.Regexp |
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var gitVer *regexp.Regexp |
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var verFile = "generated-version.go" |
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func init() { |
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// exactly vX.Y.Z (go-compatible semver)
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exactVer = regexp.MustCompile(`^v\d+\.\d+\.\d+$`) |
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// vX.Y.Z-n-g0000000 git post-release, semver prerelease
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gitVer = regexp.MustCompile(`^(v\d+\.\d+)\.(\d+)-(\d+)-g`) |
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} |
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|
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// Goal: Either use an exact version like v1.0.0
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// or translate the git version like v1.0.0-4-g0000000
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// to a semver like v1.0.1-pre4+g0000000
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// Don't fail when git repo isn't available.
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func main() { |
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desc := gitDesc() |
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rev := gitRev() |
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ver := semVer(desc) |
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ts := time.Now().Format(time.RFC3339) |
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v := struct { |
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Timestamp string |
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Version string |
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GitRev string |
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}{ |
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Timestamp: ts, |
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Version: ver, |
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GitRev: rev, |
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} |
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|
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// Create or overwrite the go file from template
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var buf bytes.Buffer |
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if err := versionTpl.Execute(&buf, v); nil != err { |
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panic(err) |
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} |
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|
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// Format
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src, err := format.Source(buf.Bytes()) |
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if nil != err { |
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panic(err) |
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} |
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|
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// Write to disk (in the Current Working Directory)
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f, err := os.Create(verFile) |
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if nil != err { |
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panic(err) |
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} |
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if _, err := f.Write(src); nil != err { |
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panic(err) |
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} |
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if err := f.Close(); nil != err { |
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panic(err) |
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} |
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} |
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func gitDesc() string { |
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args := strings.Split("git describe --tags --dirty --always", " ") |
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cmd := exec.Command(args[0], args[1:]...) |
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out, err := cmd.CombinedOutput() |
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if nil != err { |
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// Don't panic, just carry on
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out = []byte("v0.0.0-0-g0000000") |
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} |
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return strings.TrimSpace(string(out)) |
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} |
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func gitRev() string { |
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args := strings.Split("git rev-parse HEAD", " ") |
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cmd := exec.Command(args[0], args[1:]...) |
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out, err := cmd.CombinedOutput() |
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if nil != err { |
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// Don't panic, just carry on
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out = []byte("00000000000000000") |
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} |
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return strings.TrimSpace(string(out)) |
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} |
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func semVer(desc string) string { |
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var ver string |
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if exactVer.MatchString(desc) { |
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// v1.0.0
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ver = desc |
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} else if gitVer.MatchString(desc) { |
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// ((v1.0).(0)-(1))
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vers := gitVer.FindStringSubmatch(desc) |
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patch, err := strconv.Atoi(vers[2]) |
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if nil != err { |
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panic(err) |
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} |
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// v1.0.1-pre1
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ver = fmt.Sprintf("%s.%d-pre%s", vers[1], patch+1, vers[3]) |
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} |
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return ver |
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} |
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var versionTpl = template.Must(template.New("").Parse(`// Code generated by go generate; DO NOT EDIT.
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package main |
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|
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func init() { |
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Timestamp = "{{ .Timestamp }}" |
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Version = "{{ .Version }}" |
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GitRev = "{{ .GitRev }}" |
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} |
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`)) |
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Loading…
Reference in new issue