Commit 58a0bce5 authored by Jon Azpiazu's avatar Jon Azpiazu
Browse files

Add comments to script

parent bb00a01f
Pipeline #61126 passed with stage
in 10 seconds
#!/bin/bash
# From a given list of labels, check which of them are already defined in the provided docker image; if any of the labels
# is not defined, a new image with the same name is generated with the label(s) added.
# Labels already defined are not modified.
if [ "$#" -ne 1 ]; then
echo "Usage: $0 IMAGE_NAME"
......@@ -7,6 +10,7 @@ fi
image_name="$1"
# list of labels to be enforced
declare -A enforced_labels=( ["com.jfrog.artifactory.retention.maxCount"]="10" ["com.jfrog.artifactory.retention.maxDays"]="7")
if ! docker inspect --type=image "$1" > /dev/null ; then
......@@ -14,14 +18,17 @@ if ! docker inspect --type=image "$1" > /dev/null ; then
exit 0
fi
# check if every label is defined
for label in "${!enforced_labels[@]}" ; do
if ! docker inspect -f "{{json .Config.Labels }}" "$image_name" | jq -e '.['\""$label"\"']' > /dev/null ; then
echo "Key not found"
echo "$label = ${enforced_labels[$label]}"
# add missing label to the arguments to be provided to `docker build`
label_args+=" --label $label=\"${enforced_labels[$label]}\""
fi
done
# generate new image
if [ -n "${label_args+x}" ]; then
run_command="echo \"FROM $image_name\" | docker build $label_args -t $image_name -"
eval "$run_command"
......
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