demo/redis

Redis 主从、Sentinel 与原生 Cluster 三种模式的四节点演示模板

demo/redis 在一份配置中演示 Pigsty Redis 模块支持的 standalone/replica、Sentinel 与原生 Cluster 模式。


配置概览

  • 配置名称:demo/redis
  • 节点数量:4 个
  • 集群:redis-msredis-metaredis-test
  • 相关配置:demo/demo
./configure -c demo/redis -s

配置内容

源文件地址:pigsty/conf/demo/redis.yml

---
#==============================================================#
# File      :   redis.yml
# Desc      :   pigsty config for redis clusters
# Ctime     :   2022-11-09
# Mtime     :   2025-12-12
# Docs      :   https://pigsty.io/docs/redis
# License   :   Apache-2.0 @ https://pigsty.io/docs/about/license/
# Copyright :   2018-2026  Ruohang Feng / Vonng (rh@vonng.com)
#==============================================================#


all:
  children:

    # infra cluster for proxy, monitor, alert, etc..
    infra: { hosts: { 10.10.10.10: { infra_seq: 1 } } }

    redis-ms: # redis classic primary & replica
      hosts: { 10.10.10.10: { redis_node: 1 , redis_instances: { 6379: { }, 6380: { replica_of: '10.10.10.10 6379' } } } }
      vars: { redis_cluster: redis-ms ,redis_password: 'redis.ms' ,redis_max_memory: 64MB }

    redis-meta: # redis sentinel x 3
      hosts: { 10.10.10.11: { redis_node: 1 , redis_instances: { 26379: { } ,26380: { } ,26381: { } } } }
      vars:
        redis_cluster: redis-meta
        redis_password: 'redis.meta'
        redis_mode: sentinel
        redis_max_memory: 16MB
        redis_sentinel_monitor: # primary list for redis sentinel, use cls as name, primary ip:port
          - { name: redis-ms, host: 10.10.10.10, port: 6379 ,password: redis.ms, quorum: 2 }

    redis-test: # redis native cluster: 3m x 3s
      hosts:
        10.10.10.12: { redis_node: 1 ,redis_instances: { 6379: { } ,6380: { } ,6381: { } } }
        10.10.10.13: { redis_node: 2 ,redis_instances: { 6379: { } ,6380: { } ,6381: { } } }
      vars: { redis_cluster: redis-test ,redis_password: 'redis.test' ,redis_mode: cluster, redis_max_memory: 32MB }


  vars:
    version: v4.4.0                   # pigsty version string
    admin_ip: 10.10.10.10             # admin node ip address
    region: default                   # upstream mirror region: default|china|europe

    #================================================================#
    #                         VARS: REDIS                            #
    #================================================================#
    # redis identity
    #redis_cluster:         <CLUSTER> # redis cluster name, required identity parameter
    #redis_node: 1             <NODE> # redis node sequence number, node int id required
    #redis_instances: {}       <NODE> # redis instances definition on this redis node

    # redis node
    redis_fs_main: /data/redis        # redis main data directory, `/data/redis` by default
    redis_exporter_enabled: true      # install redis exporter on redis nodes?
    redis_exporter_port: 9121         # redis exporter listen port, 9121 by default
    redis_exporter_options: ''        # cli args and extra options for redis exporter

    # redis instance
    redis_mode: standalone            # redis mode: standalone,cluster,sentinel
    redis_conf: redis.conf            # redis config template path, except sentinel
    redis_bind_address: '0.0.0.0'     # redis bind address, empty string will use host ip
    redis_max_memory: 32MB            # max memory used by each redis instance
    redis_mem_policy: allkeys-lru     # redis memory eviction policy
    redis_password: ''                # redis password, empty string will disable password
    redis_rdb_save: [ '1200 1' ]      # redis rdb save directives, disable with empty list
    redis_aof_enabled: false          # enable redis append only file?
    redis_rename_commands: { }        # rename redis dangerous commands
    redis_cluster_replicas: 1         # replica number for one master in redis cluster
    redis_sentinel_monitor: []        # sentinel master list, works on sentinel cluster only


    #----------------------------------------------#
    # PASSWORD : https://pigsty.io/docs/setup/security/
    #----------------------------------------------#
    grafana_admin_password: pigsty
    haproxy_admin_password: pigsty
...

配置解读

  • redis-ms:同一节点上的 6379 主实例与 6380 从实例
  • redis-meta:三个 Sentinel 实例,监控 redis-ms6379 主实例
  • redis-test:两个节点、每节点三个实例组成的原生 Redis Cluster
  • 每个实例设置较小的内存上限,适合功能演示

模板中的 IP、密码和内存值都是演示值,部署前应按实际拓扑修改,并使用 redis.yml 剧本安装 Redis 模块。


最后修改 2026-07-11: update app docs (a26fb19)