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abra/bin/app-version.sh

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#!/bin/bash
# Usage: ./app-version.sh app-directory
#
# Pull image tag versions and digests into each recipe's compose.yml file, and
# update git tags to point to the new ref
YQ="$HOME/.abra/vendor/yq"
function process_file() {
compose_file="${1?Compose file not set}"
mapfile -t services < <($YQ e -N '.services | keys | .[]' "$compose_file" | sort -u)
for service in "${services[@]}"; do
# 3wc: skip the "app" service unless we're in compose.yml; this service is
# often repeated in other compose.*.yml files to extend options, but we only
# want to add the deploy.label in one definition
# TODO 3wc: make this smarter, what if a separate compose file extends
# other services too?
if [ "$compose_file" != "compose.yml" ] && [ "$service" = "app" ]; then
echo "debug: skipping $service"
continue
fi
echo "debug: processing $service"
service_data=$(jq ".$app.versions.\"$latest_version\".$service" ~/.abra/apps.json)
service_tag=$(echo "$service_data" | jq -r '.tag')
service_digest=$(echo "$service_data" | jq -r '.digest')
label="coop-cloud.\${STACK_NAME}.$service.version=${service_tag}-${service_digest}"
# delete old label, if one exists
$YQ eval -i "del(.services.$service.deploy.labels.[] | select(. == \"coop*\"))" "$compose_file"
# add new label
$YQ eval -i ".services.$service.deploy.labels += [\"$label\"]" "$compose_file"
done
}
stack_dir="${ABRA_DIR:-$HOME/.abra}/apps/"
app="${1?No app provided}"
cd "$stack_dir/$app" || exit
mapfile -t extra_compose_files < <(ls -- compose.*.yml || true)
compose_files=("compose.yml" "${extra_compose_files[@]}")
mapfile -t git_tags < <(git tag -l)
latest_version="${git_tags[-1]}"
latest_version_message=$(git tag -l "$latest_version" --format='%(contents)')
echo "debug: latest version: $latest_version"
for compose_file in "${compose_files[@]}"; do
process_file "$compose_file"
done
read -rp "On the next screen, you'll see the proposed changes; press 'q' to exit when you're done. Hit 'return' / 'enter' to continue now" choice
git diff
read -rp "Commit this change and replace the '$latest_version' tag? (y/[n])? " choice
if [ "${choice,,}" != "y" ]; then
exit
fi
git commit -a -m "Auto-add service labels"
git tag -d "$latest_version"
git tag -a "$latest_version" -m "$latest_version_message"