pre-deploy

#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
# set -x

APP="$1"; IMAGE=$(get_app_image_name $APP); CACHE_DIR="$DOKKU_ROOT/$APP/cache"
PLUGIN_DIR=$(dirname $0)
PLUGIN_EXEC_CMD="plugn trigger"

id=$(docker run -d $IMAGE test -f app/scripts/dokku-pre-deploy)
if [ $(docker wait $id) -ne 0 ]; then
	dokku_log_info1_quiet "No pre-deploy script found"
else
	DOCKER_ARGS=$(: | $PLUGIN_EXEC_CMD docker-args $APP deploy)
	DOCKER_ARGS+=$(: | $PLUGIN_EXEC_CMD docker-args-deploy $APP)

	dokku_log_info1_quiet "Starting pre-deploy script"
	id=$(docker run -d -v $CACHE_DIR:/cache $DOCKER_ARGS $IMAGE /bin/bash -c "/app/scripts/dokku-pre-deploy")
	docker attach $id || true
	test $(docker wait $id) -eq 0
	docker commit "$id" "$IMAGE" > /dev/null
fi