Added wait-for-it to wait for DB for laravel

Dockerfile

@@ -3,7 +3,7 @@
 
 FROM php:7.3-fpm
 
-RUN apt-get update && apt-get install -y openssh-server unzip git msmtp nginx \
+RUN apt-get update && apt-get install -y openssh-server unzip git msmtp nginx wait-for-it \
 	&& rm /etc/nginx/sites-enabled/default \
 	&& apt-get -y autoremove \
 	&& apt-get clean \

init

@@ -79,6 +79,17 @@ if [ "${role}" = "app" -a -e artisan ]; then
 
 		if [ -r .migrate ]; then
 			echo "* Running migration..."
+			# If DB_HOST not set, source the env file
+			[ -z "${DB_HOST}" -a -r .env ] && . .env
+
+			if [ -n "${DB_HOST}" -a -n "${DB_PORT}" ]; then
+				while ! wait-for-it -h ${DB_HOST} -p ${DB_PORT} -t 5 -q; do
+					echo "? Waiting for database at ${DB_HOST}:${DB_PORT}"
+					sleep 1;
+				done
+				echo "- DB is active on ${DB_HOST}:${DB_PORT}"
+			fi
+
 			su www-data -s /bin/sh -c "php artisan migrate" && rm -f .migrate
 		fi