X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/4cd89bd1767bece226c412ae7c9ea37669e8706b..95e5ccacf6c1193b313fa90a6d39baafa2ba67d8:/services/crunch-dispatch-local/crunch-dispatch-local.go

diff --git a/services/crunch-dispatch-local/crunch-dispatch-local.go b/services/crunch-dispatch-local/crunch-dispatch-local.go
index 22f7d8b646..279327ba18 100644
--- a/services/crunch-dispatch-local/crunch-dispatch-local.go
+++ b/services/crunch-dispatch-local/crunch-dispatch-local.go
@@ -1,3 +1,7 @@
+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: AGPL-3.0
+
 package main
 
 // Dispatcher service for Crunch that runs containers locally.
@@ -5,6 +9,7 @@ package main
 import (
 	"context"
 	"flag"
+	"fmt"
 	"log"
 	"os"
 	"os/exec"
@@ -18,6 +23,8 @@ import (
 	"git.curoverse.com/arvados.git/sdk/go/dispatch"
 )
 
+var version = "dev"
+
 func main() {
 	err := doMain()
 	if err != nil {
@@ -45,9 +52,22 @@ func doMain() error {
 		"/usr/bin/crunch-run",
 		"Crunch command to run container")
 
+	getVersion := flags.Bool(
+		"version",
+		false,
+		"Print version information and exit.")
+
 	// Parse args; omit the first arg which is the command name
 	flags.Parse(os.Args[1:])
 
+	// Print version information if requested
+	if *getVersion {
+		fmt.Printf("crunch-dispatch-local %s\n", version)
+		return nil
+	}
+
+	log.Printf("crunch-dispatch-local %s started", version)
+
 	runningCmds = make(map[string]*exec.Cmd)
 
 	arv, err := arvadosclient.MakeArvadosClient()