From: Tom Clegg <tom@curii.com>
Date: Tue, 5 Jul 2022 13:56:51 +0000 (-0400)
Subject: 19166: Support `crunch-run -version`.
X-Git-Tag: 2.5.0~106^2~8
X-Git-Url: https://git.arvados.org/arvados.git/commitdiff_plain/3e27af4fa076222a18d602091060b9d11ee2079c

19166: Support `crunch-run -version`.

Arvados-DCO-1.1-Signed-off-by: Tom Clegg <tom@curii.com>
---

diff --git a/lib/crunchrun/crunchrun.go b/lib/crunchrun/crunchrun.go
index ff02257f2b..0bf19083a2 100644
--- a/lib/crunchrun/crunchrun.go
+++ b/lib/crunchrun/crunchrun.go
@@ -1743,6 +1743,7 @@ func (command) RunCommand(prog string, args []string, stdin io.Reader, stdout, s
 	runtimeEngine := flags.String("runtime-engine", "docker", "container runtime: docker or singularity")
 	brokenNodeHook := flags.String("broken-node-hook", "", "script to run if node is detected to be broken (for example, Docker daemon is not running)")
 	flags.Duration("check-containerd", 0, "Ignored. Exists for compatibility with older versions.")
+	version := flags.Bool("version", false, "Write version information to stdout and exit 0.")
 
 	ignoreDetachFlag := false
 	if len(args) > 0 && args[0] == "-no-detach" {
@@ -1758,6 +1759,9 @@ func (command) RunCommand(prog string, args []string, stdin io.Reader, stdout, s
 
 	if ok, code := cmd.ParseFlags(flags, prog, args, "container-uuid", stderr); !ok {
 		return code
+	} else if *version {
+		fmt.Fprintln(stdout, prog, cmd.Version.String())
+		return 0
 	} else if !*list && flags.NArg() != 1 {
 		fmt.Fprintf(stderr, "missing required argument: container-uuid (try -help)\n")
 		return 2