19094: Note docker/singularity/arv-mount versions in container log.

[arvados.git] / lib / crunchrun / docker.go

diff --git a/lib/crunchrun/docker.go b/lib/crunchrun/docker.go
index e62f2a39ba36e0b23d149d50f5062344a1f0aff1..f3808cb357aa5778e8c92c27a25b02edc6ee3419 100644 (file)
--- a/lib/crunchrun/docker.go
+++ b/lib/crunchrun/docker.go
@@ -46,7 +46,20 @@ func newDockerExecutor(containerUUID string, logf func(string, ...interface{}),
        }, err
 }
 
-func (e *dockerExecutor) Runtime() string { return "docker" }
+func (e *dockerExecutor) Runtime() string {
+       v, _ := e.dockerclient.ServerVersion(context.Background())
+       info := ""
+       for _, cv := range v.Components {
+               if info != "" {
+                       info += ", "
+               }
+               info += cv.Name + " " + cv.Version
+       }
+       if info == "" {
+               info = "(unknown version)"
+       }
+       return "docker " + info
+}
 
 func (e *dockerExecutor) LoadImage(imageID string, imageTarballPath string, container arvados.Container, arvMountPoint string,
        containerClient *arvados.Client) error {