Merge pull request #97 from niklas/master

Remove Bashism and update from private registry

Author: southalc

manifests/container.pp

@@ -195,7 +195,7 @@
             running_digest=\$(podman image inspect $(podman image inspect \${image_name} --format='{{.ID}}') --format '{{.Digest}}')
             latest_digest=\$(skopeo inspect docker://${image} | \
               ${_ruby} -rjson -e 'puts (JSON.parse(STDIN.read))["Digest"]')
-            [[ $? -ne 0 ]] && latest_digest=\$(skopeo inspect --no-creds docker://${image} | \
+            test $? -ne 0 && latest_digest=\$(skopeo inspect docker://${image} | \
               ${_ruby} -rjson -e 'puts (JSON.parse(STDIN.read))["Digest"]')
             test -z "\${latest_digest}" && exit 0     # Do not update if unable to get latest digest
             test "\${running_digest}" = "\${latest_digest}"