docker-compose.yml:
services:
master:
image: redis:5.0.14-alpine3.16
command: redis-server /etc/redis.conf
volumes:
- ./redis-master.conf:/etc/redis.conf
replica:
image: redis:7.2.4-alpine3.19
command: redis-server /etc/redis.conf
volumes:
- ./redis-replica.conf:/etc/redis.conf$ curl -sS https://raw.githubusercontent.com/redis/redis/5.0/redis.conf -o redis-master.conf
$ curl -sS https://raw.githubusercontent.com/redis/redis/7.2/redis.conf -o redis-replica.conf
--- redis-master.conf 2024-05-04 18:39:38.648311660 +0300
+++ redis-master.conf 2024-05-04 18:36:38.060016286 +0300
@@ -66,7 +66,7 @@
# IF YOU ARE SURE YOU WANT YOUR INSTANCE TO LISTEN TO ALL THE INTERFACES
# JUST COMMENT THE FOLLOWING LINE.
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-bind 127.0.0.1
+bind 0.0.0.0
# Protected mode is a layer of security protection, in order to avoid that
# Redis instances left open on the internet are accessed and exploited.--- redis-replica.conf 2024-05-04 18:39:41.725004406 +0300
+++ redis-replica.conf 2024-05-04 18:35:13.172558188 +0300
@@ -530,7 +530,7 @@
# network partition replicas automatically try to reconnect to masters
# and resynchronize with them.
#
-# replicaof <masterip> <masterport>
+replicaof master 6379
# If the master is password protected (using the "requirepass" configuration
# directive below) it is possible to tell the replica to authenticate before$ docker compose up
$ docker compose exec master redis-cli set a b
OK
$ docker compose exec replica redis-cli get a
"b"