104 lines
2.7 KiB
Go
104 lines
2.7 KiB
Go
package main
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import (
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"fmt"
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"runtime"
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"runtime/debug"
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"strconv"
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"strings"
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"github.com/rfjakob/gocryptfs/v2/internal/stupidgcm"
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"github.com/rfjakob/gocryptfs/v2/internal/tlog"
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)
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const (
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gitVersionNotSet = "[GitVersion not set - please compile using ./build.bash]"
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gitVersionFuseNotSet = "[GitVersionFuse not set - please compile using ./build.bash]"
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buildDateNotSet = "0000-00-00"
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)
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var (
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// GitVersion is the gocryptfs version according to git, set by build.bash
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GitVersion = gitVersionNotSet
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// GitVersionFuse is the go-fuse library version, set by build.bash
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GitVersionFuse = gitVersionFuseNotSet
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// BuildDate is a date string like "2017-09-06", set by build.bash
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BuildDate = buildDateNotSet
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)
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func init() {
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versionFromBuildInfo()
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}
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// raceDetector is set to true by race.go if we are compiled with "go build -race"
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var raceDetector bool
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// printVersion prints a version string like this:
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// gocryptfs v1.7-32-gcf99cfd; go-fuse v1.0.0-174-g22a9cb9; 2019-05-12 go1.12 linux/amd64
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func printVersion() {
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var tagsSlice []string
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if stupidgcm.BuiltWithoutOpenssl {
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tagsSlice = append(tagsSlice, "without_openssl")
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}
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tags := ""
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if tagsSlice != nil {
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tags = " " + strings.Join(tagsSlice, " ")
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}
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built := fmt.Sprintf("%s %s", BuildDate, runtime.Version())
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if raceDetector {
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built += " -race"
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}
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fmt.Printf("%s %s%s; go-fuse %s; %s %s/%s\n",
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tlog.ProgramName, GitVersion, tags, GitVersionFuse, built,
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runtime.GOOS, runtime.GOARCH)
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}
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// versionFromBuildInfo tries to get some information out of the information baked in
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// by the Go compiler. Does nothing when build.bash was used to build.
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func versionFromBuildInfo() {
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info, ok := debug.ReadBuildInfo()
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if !ok {
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tlog.Debug.Println("versionFromBuildInfo: ReadBuildInfo() failed")
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return
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}
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// Parse BuildSettings
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var vcsRevision, vcsTime string
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var vcsModified bool
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for _, s := range info.Settings {
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switch s.Key {
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case "vcs.revision":
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vcsRevision = s.Value
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case "vcs.time":
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vcsTime = s.Value
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case "vcs.modified":
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vcsModified, _ = strconv.ParseBool(s.Value)
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}
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}
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// Fill our version strings
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if GitVersion == gitVersionNotSet {
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GitVersion = info.Main.Version
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if GitVersion == "(devel)" && vcsRevision != "" {
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GitVersion = fmt.Sprintf("vcs.revision=%s", vcsRevision)
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}
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if vcsModified {
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GitVersion += "-dirty"
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}
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}
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if GitVersionFuse == gitVersionFuseNotSet {
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for _, m := range info.Deps {
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if m.Path == "github.com/hanwen/go-fuse/v2" {
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GitVersionFuse = m.Version
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if m.Replace != nil {
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GitVersionFuse = m.Replace.Version
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}
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break
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}
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}
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}
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if BuildDate == buildDateNotSet {
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if vcsTime != "" {
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BuildDate = fmt.Sprintf("vcs.time=%s", vcsTime)
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}
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}
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}
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