From 435f7e69eb8b71c6cfc45e8bdacffd87154bcc20 Mon Sep 17 00:00:00 2001
From: Michael Hobbs <michaelshanehobbs@gmail.com>
Date: Sat, 18 Apr 2015 10:37:17 -0700
Subject: [PATCH] only attempt copy if image exists

---
 plugins/common/functions | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/plugins/common/functions b/plugins/common/functions
index a58738e29..f3cb3af8b 100755
--- a/plugins/common/functions
+++ b/plugins/common/functions
@@ -139,9 +139,14 @@ parse_args() {
 copy_from_image() {
   local APP="$1"; local IMAGE="dokku/$APP"; local SRC_FILE="$2"; local DST_DIR="$3"; verify_app_name $APP
 
-  CID=$(docker run -d $IMAGE bash)
-  docker cp "$CID:$SRC_FILE" "$DST_DIR"
-  docker rm -f "$CID" &> /dev/null
+  DOKKU_APP_IMAGES=$(docker images -q $IMAGE)
+  if [[ -n "$DOKKU_APP_IMAGES" ]]; then
+    CID=$(docker run -d $IMAGE bash)
+    docker cp "$CID:$SRC_FILE" "$DST_DIR"
+    docker rm -f "$CID" &> /dev/null
+  else
+    return 1
+  fi
 }
 
 is_deployed() {