make status values configurable

ocis-pkg/version/version.go

@@ -1,15 +1,18 @@
 package version
 
 import (
+	"strconv"
 	"time"
+
+	"github.com/Masterminds/semver"
 )
 
 var (
 	// String gets defined by the build system.
-	String = "0.0.0"
+	String = "dev"
 
 	// Date indicates the build date.
-	Date = "00000000"
+	Date = time.Now().Format("20060102")
 )
 
 // Compiled returns the compile time of this service.
@@ -17,3 +20,39 @@ func Compiled() time.Time {
 	t, _ := time.Parse("20060102", Date)
 	return t
 }
+
+func GetString() string {
+	if String == "dev" {
+		return "0.0.0+dev"
+	}
+	parsedVersion, err := semver.NewVersion(String)
+	// We have no semver version but a commitid
+	if err != nil {
+		return String
+	}
+	return parsedVersion.String()
+}
+
+func Parsed() *semver.Version {
+	var versionToParse string
+	if String == "dev" {
+		versionToParse = "0.0.0+dev"
+	}
+	parsedVersion, err := semver.NewVersion(versionToParse)
+	// We have no semver version but a commitid
+	if err != nil {
+		parsedVersion, _ = semver.NewVersion("0.0.0+" + String)
+	}
+	return parsedVersion
+}
+
+func Long() string {
+	var s string
+	if Parsed().Metadata() == "" {
+		s = "-" + Parsed().Prerelease()
+	}
+	s = "+" + Parsed().Metadata()
+	return strconv.FormatInt(Parsed().Major(), 10) + "." +
+		strconv.FormatInt(Parsed().Minor(), 10) + "." +
+		strconv.FormatInt(Parsed().Patch(), 10) + "." + "0" + s
+}