[COMMON] Fix ${foo:3[:1]} bashisms

[oom.git] / kubernetes / config / prepull_docker.sh

diff --git a/kubernetes/config/prepull_docker.sh b/kubernetes/config/prepull_docker.sh
index 590d651..efd0bd1 100755 (executable)
--- a/kubernetes/config/prepull_docker.sh
+++ b/kubernetes/config/prepull_docker.sh
@@ -102,7 +102,7 @@ do
         for line in  `parse_yaml $filename`
         do
                 #skiping commented line
-                if [ "${line:0:1}" != '#' ]; then
+                if echo "$line" | grep -v '^#' >/dev/null; then
                         #find all image subtag inside converted values.yaml file's lines
                         if echo $line | grep -q $IMAGE_TEXT ; then
                                 #find imageName inside line