From 2ab987b917c07957f49f6d4adf30eb409b61f601 Mon Sep 17 00:00:00 2001 From: Martin Honermeyer Date: Sun, 3 Jan 2016 14:17:15 +0100 Subject: [PATCH] Use "dangling" filter instead of grepping when cleaning up images --- main.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/main.go b/main.go index 8b2426d..b4fb348 100644 --- a/main.go +++ b/main.go @@ -231,7 +231,7 @@ func main() { // Remove untagged images, if any var outbuf bytes.Buffer - cmd = exec.Command("sh", "-c", "docker images | grep '^' | awk '{print $3}'") + cmd = exec.Command("docker", "images", "-q", "-f", "dangling=true") cmd.Stdout = &outbuf cmd.Stderr = os.Stderr trace(cmd)