Docker: added socat port forwarding to file service at container startup

Dockerfile

@@ -24,5 +24,8 @@ WORKDIR /vospace-ui-backend
 RUN mvn clean package -DskipTests -Pinclude-gui
 
 FROM openjdk:14-jdk-alpine
+RUN apk add socat
 COPY --from=0 /vospace-ui-backend/target/vospace-ui.jar /vospace-ui.jar
-ENTRYPOINT ["java","-jar","/vospace-ui.jar"]
+ADD docker-entrypoint.sh /
+RUN chmod +x /docker-entrypoint.sh
+ENTRYPOINT ["/docker-entrypoint.sh"]

docker-entrypoint.sh

+#!/bin/sh
+
+if [ ! -z "$FILE_SERVICE_PORT" ]; then
+    socat TCP-LISTEN:$FILE_SERVICE_PORT,fork TCP:vospace_file_service:$FILE_SERVICE_PORT &
+fi
+
+java -jar /vospace-ui.jar