Add Redis Sentinel support

Co-authored-by: Romain <rtribotte@users.noreply.github.com>

integration/resources/compose/config/sentinel_template.conf

@@ -0,0 +1,5 @@
+port {{ .SentinelPort }}
+dir "/tmp"
+sentinel resolve-hostnames yes
+sentinel monitor mymaster master 6380 2
+sentinel deny-scripts-reconfig yes

integration/resources/compose/redis_sentinel.yml

@@ -0,0 +1,61 @@
+version: "3.8"
+services:
+  master:
+    image: redis
+    container_name: redis-master
+    command: redis-server --port 6380
+    ports:
+      - 6380:6380
+    healthcheck:
+      test: redis-cli -p 6380 ping
+  node1:
+    image: redis
+    container_name: redis-node-1
+    ports:
+      - 6381:6381
+    command:  redis-server --port 6381 --slaveof redis-master 6380
+    healthcheck:
+      test: redis-cli -p 6381 ping
+  node2:
+    image: redis
+    container_name: redis-node-2
+    ports:
+      - 6382:6382
+    command: redis-server --port 6382 --slaveof redis-master 6380
+    healthcheck:
+      test: redis-cli -p 6382 ping
+  sentinel1:
+    image: redis
+    container_name: redis-sentinel-1
+    ports:
+      - 26379:26379
+    command: redis-sentinel /usr/local/etc/redis/conf/sentinel1.conf
+    healthcheck:
+      test: redis-cli -p 26379 ping
+    volumes:
+      - ./resources/compose/config:/usr/local/etc/redis/conf
+  sentinel2:
+    image: redis
+    container_name: redis-sentinel-2
+    ports:
+      - 36379:26379
+    command: redis-sentinel /usr/local/etc/redis/conf/sentinel2.conf
+    healthcheck:
+      test: redis-cli -p 36379 ping
+    volumes:
+      - ./resources/compose/config:/usr/local/etc/redis/conf
+  sentinel3:
+    image: redis
+    container_name: redis-sentinel-3
+    ports:
+      - 46379:26379
+    command: redis-sentinel /usr/local/etc/redis/conf/sentinel3.conf
+    healthcheck:
+      test: redis-cli -p 46379 ping
+    volumes:
+      - ./resources/compose/config:/usr/local/etc/redis/conf
+
+networks:
+  default:
+    name: traefik-test-network
+    external: true