Add a default rabbitmq.conf file to the image

This allows the default user to connect from outside the running
container, which has been the case for the 3.8 series, but is not
currently the case with the 3.9 rc

Author: HoloRin

Dockerfile-alpine.template

@@ -270,6 +270,8 @@ VOLUME $RABBITMQ_DATA_DIR
 # https://docs.docker.com/samples/library/ubuntu/#locales
 ENV LANG=C.UTF-8 LANGUAGE=C.UTF-8 LC_ALL=C.UTF-8
 
+COPY rabbitmq.conf /etc/rabbitmq/rabbitmq.conf
+
 COPY docker-entrypoint.sh /usr/local/bin/
 ENTRYPOINT ["docker-entrypoint.sh"]
 

Dockerfile-ubuntu.template

@@ -288,6 +288,8 @@ VOLUME $RABBITMQ_DATA_DIR
 # https://docs.docker.com/samples/library/ubuntu/#locales
 ENV LANG=C.UTF-8 LANGUAGE=C.UTF-8 LC_ALL=C.UTF-8
 
+COPY rabbitmq.conf /etc/rabbitmq/rabbitmq.conf
+
 COPY docker-entrypoint.sh /usr/local/bin/
 ENTRYPOINT ["docker-entrypoint.sh"]
 

apply-templates.sh

@@ -41,6 +41,9 @@ for version; do
 			gawk -f "$jqt" "Dockerfile-$variant.template"
 		} > "$version/$variant/Dockerfile"
 
+		conf='rabbitmq.conf'
+		cp -a "$conf" "$version/$variant/rabbitmq.conf"
+
 		entrypoint='docker-entrypoint.sh'
 		rcVersion="${version%-rc}"
 		if [ "$rcVersion" = '3.8' ]; then