FROM rabbitmq:management-alpine

COPY .erlang.cookie /usr/var/lib/rabbitmq/.erlang.cookie
COPY cluster-entrypoint.sh /usr/local/bin/cluster-entrypoint.sh
COPY src/rabbitmq/plugins /plugins/

RUN set -eux; \
    rabbitmq-plugins enable --offline rabbitmq_management rabbitmq_message_deduplication; \
    rm -f /etc/rabbitmq/conf.d/20-management_agent.disable_metrics_collector.conf; \
    cp /plugins/rabbitmq_management-*/priv/www/cli/rabbitmqadmin /usr/local/bin/rabbitmqadmin; \
    [ -s /usr/local/bin/rabbitmqadmin ]; \
    chmod +x /usr/local/bin/rabbitmqadmin; \
    apk add --no-cache python3; \
    rabbitmqadmin --version

ENV JOIN_CLUSTER_HOST=rabbitmq-cluster1@railway
ENV RABBITMQ_NODENAME=rabbitmq-cluster2

RUN chmod 755 /usr/local/bin/cluster-entrypoint.sh

ENTRYPOINT ["/usr/local/bin/cluster-entrypoint.sh"]
CMD ["rabbitmq-server"]

FROM rabbitmq:management-alpine

COPY .erlang.cookie /usr/var/lib/rabbitmq/.erlang.cookie
COPY cluster-entrypoint.sh /usr/local/bin/cluster-entrypoint.sh
COPY src/rabbitmq/plugins /plugins/

RUN set -eux; \
    rabbitmq-plugins enable --offline rabbitmq_management rabbitmq_message_deduplication; \
    rm -f /etc/rabbitmq/conf.d/20-management_agent.disable_metrics_collector.conf; \
    cp /plugins/rabbitmq_management-*/priv/www/cli/rabbitmqadmin /usr/local/bin/rabbitmqadmin; \
    [ -s /usr/local/bin/rabbitmqadmin ]; \
    chmod +x /usr/local/bin/rabbitmqadmin; \
    apk add --no-cache python3; \
    rabbitmqadmin --version

ENV JOIN_CLUSTER_HOST=rabbitmq-cluster1@railway
ENV RABBITMQ_NODENAME=rabbitmq-cluster2

RUN chmod 755 /usr/local/bin/cluster-entrypoint.sh

ENTRYPOINT ["/usr/local/bin/cluster-entrypoint.sh"]
CMD ["rabbitmq-server"]

#!/bin/bash

set -e

# Change .erlang.cookie permission
chmod 400 /usr/var/lib/rabbitmq/.erlang.cookie

# Use the FQDN provided by Railway
HOSTNAME=$(hostname -f)
echo "Starting RabbitMQ Server for host: $HOSTNAME"

if [ -z "$JOIN_CLUSTER_HOST" ]; then
    /usr/local/bin/docker-entrypoint.sh rabbitmq-server &
    sleep 30
    rabbitmqctl wait --timeout 60000 /usr/var/lib/rabbitmq/mnesia/rabbit@$HOSTNAME.pid
else
    /usr/local/bin/docker-entrypoint.sh rabbitmq-server -detached
    sleep 30
    rabbitmqctl wait --timeout 60000 /usr/var/lib/rabbitmq/mnesia/rabbit@$HOSTNAME.pid
    echo "Stopping RabbitMQ application on node $HOSTNAME..."
    rabbitmqctl stop_app
    echo "Joining node $HOSTNAME to cluster $JOIN_CLUSTER_HOST..."
    rabbitmqctl join_cluster $JOIN_CLUSTER_HOST
    if [ $? -ne 0 ]; then
        echo "Error joining cluster. Exiting."
        exit 1
    fi
    echo "Starting RabbitMQ application on node $HOSTNAME..."
    rabbitmqctl start_app
fi

# Keep foreground process active ...
tail -f /dev/null

#!/bin/bash

set -e

# Change .erlang.cookie permission
chmod 400 /usr/var/lib/rabbitmq/.erlang.cookie

# Use the FQDN provided by Railway
HOSTNAME=$(hostname -f)
echo "Starting RabbitMQ Server for host: $HOSTNAME"

if [ -z "$JOIN_CLUSTER_HOST" ]; then
    /usr/local/bin/docker-entrypoint.sh rabbitmq-server &
    sleep 30
    rabbitmqctl wait --timeout 60000 /usr/var/lib/rabbitmq/mnesia/rabbit@$HOSTNAME.pid
else
    /usr/local/bin/docker-entrypoint.sh rabbitmq-server -detached
    sleep 30
    rabbitmqctl wait --timeout 60000 /usr/var/lib/rabbitmq/mnesia/rabbit@$HOSTNAME.pid
    echo "Stopping RabbitMQ application on node $HOSTNAME..."
    rabbitmqctl stop_app
    echo "Joining node $HOSTNAME to cluster $JOIN_CLUSTER_HOST..."
    rabbitmqctl join_cluster $JOIN_CLUSTER_HOST
    if [ $? -ne 0 ]; then
        echo "Error joining cluster. Exiting."
        exit 1
    fi
    echo "Starting RabbitMQ application on node $HOSTNAME..."
    rabbitmqctl start_app
fi

# Keep foreground process active ...
tail -f /dev/null