add force option on docker tag when available. closes #2425

2016-09-22 09:33:15 -07:00
parent e5eb99276f
commit ef2bbc60df
2 changed files with 22 additions and 1 deletions
--- a/plugins/common/functions
+++ b/plugins/common/functions
@@ -222,6 +222,11 @@ is_image_herokuish_based() {
  docker run "$DOKKU_GLOBAL_RUN_ARGS" --entrypoint="/bin/sh" $DOCKER_ARGS "$@" -c "test -f /exec" &> /dev/null
 }

+get_docker_version() {
+  CLIENT_VERSION_STRING="$(docker version -f="{{ .Client.Version }}")"
+  echo "$CLIENT_VERSION_STRING"
+}
+
 is_number() {
  declare desc="returns 0 if input is a number"
  local NUMBER=$1; local NUM_RE='^[0-9]+$'