Added folders as well...

swarm/stackredis/agile-redis-master-slave/agile-redis-Dockercompose.yml

@@ -0,0 +1,9 @@
+version: "3.3"
+services:
+  agile-redis:
+    image: 127.0.0.1:5000/agile-redis
+    build:
+      context: ./
+      dockerfile: ./agile-redis-Dockerfile.yml
+    ports:
+      - "6379:6379"

swarm/stackredis/agile-redis-master-slave/agile-redis-Dockerfile.yml

@@ -0,0 +1,9 @@
+FROM redis:5
+
+COPY agile-redis-entrypoint.sh /usr/local/bin/
+
+RUN chmod +x /usr/local/bin/agile-redis-entrypoint.sh
+
+VOLUME /etc/redis
+
+ENTRYPOINT ["agile-redis-entrypoint.sh"]

swarm/stackredis/agile-redis-master-slave/agile-redis-entrypoint.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+CONF_FILE=/etc/redis/redis.conf
+
+if [ ! -f $CONF_FILE ]
+then
+    echo "appendonly yes" > $CONF_FILE
+
+    if [ -n "$REDIS_MASTER_HOST" ]
+    then
+       echo "slaveof $REDIS_MASTER_HOST ${REDIS_MASTER_PORT:-6379}" >> $CONF_FILE
+    fi
+    chown redis:redis $CONF_FILE
+fi
+
+exec docker-entrypoint.sh redis-server /etc/redis/redis.conf