10666: Added version number to go sdk and go tools & services

[arvados.git] / services / keepstore / keepstore.go

diff --git a/services/keepstore/keepstore.go b/services/keepstore/keepstore.go
index 921176dbbe93f481f497af476f176c2116ef3bce..23af6906bbcf89ec0832e8416a3198096edbef1c 100644 (file)
--- a/services/keepstore/keepstore.go
+++ b/services/keepstore/keepstore.go
@@ -18,6 +18,7 @@ import (
        "git.curoverse.com/arvados.git/sdk/go/config"
        "git.curoverse.com/arvados.git/sdk/go/httpserver"
        "git.curoverse.com/arvados.git/sdk/go/keepclient"
+       arvadosVersion "git.curoverse.com/arvados.git/sdk/go/version"
        log "github.com/Sirupsen/logrus"
        "github.com/coreos/go-systemd/daemon"
 )
@@ -89,6 +90,7 @@ func main() {
        deprecated.beforeFlagParse(theConfig)
 
        dumpConfig := flag.Bool("dump-config", false, "write current configuration to stdout and exit (useful for migrating from command line flags to config file)")
+       getVersion := flag.Bool("version", false, "Print version information and exit.")
 
        defaultConfigPath := "/etc/arvados/keepstore/keepstore.yml"
        var configPath string
@@ -100,6 +102,12 @@ func main() {
        flag.Usage = usage
        flag.Parse()
 
+       // Print version information if requested
+       if *getVersion {
+               fmt.Printf("Version: %s\n", arvadosVersion.GetVersion())
+               os.Exit(0)
+       }
+
        deprecated.afterFlagParse(theConfig)
 
        err := config.LoadFile(theConfig, configPath)
@@ -111,6 +119,8 @@ func main() {
                log.Fatal(config.DumpAndExit(theConfig))
        }
 
+       log.Printf("keepstore %q started", arvadosVersion.GetVersion())
+
        err = theConfig.Start()
        if err != nil {
                log.Fatal(err)