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integration cli: add imageExists to docker utils

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Docker-DCO-1.1-Signed-off-by: Cristian Staretu <cristian.staretu@gmail.com> (github: unclejack)
This commit is contained in:
unclejack 2014-06-30 22:22:29 +03:00
parent fef1e0a708
commit eb1e8e884d
1 changed files with 9 additions and 0 deletions
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9
integration-cli/docker_utils.go
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@ -66,6 +66,15 @@ func deleteImages(images string) error {
return err
}
func imageExists(image string) error {
inspectCmd := exec.Command(dockerBinary, "inspect", image)
exitCode, err := runCommand(inspectCmd)
if exitCode != 0 && err == nil {
err = fmt.Errorf("couldn't find image '%s'", image)
}
return err
}
func cmd(t *testing.T, args ...string) (string, int, error) {
out, status, err := runCommandWithOutput(exec.Command(dockerBinary, args...))
errorOut(err, t, fmt.Sprintf("'%s' failed with errors: %v (%v)", strings.Join(args, " "), err, out))