redis集群密码设置

一、密码设置(推荐)
方式一:修改全部Redis集群中的redis.conf文件加入:
node

masterauth passwd123 
requirepass passwd123 

说明:这种方式须要从新启动各节点redis

方式二:进入各个实例进行设置:vim

./redis-cli -c -p 7000 
config set masterauth passwd123 
config set requirepass passwd123 
config rewrite 

以后分别使用./redis-cli -c -p 7001,./redis-cli -c -p 7002…..命令给各节点设置上密码。ruby

注意:各个节点密码都必须一致,不然Redirected就会失败, 推荐这种方式,这种方式会把密码写入到redis.conf里面去,且不用重启。socket

用方式二修改密码,./redis-trib.rb check 10.104.111.174:6379执行时可能会报[ERR] Sorry, can't connect to node 10.104.111.174:6379,由于6379的redis.conf没找到密码配置。tcp

二、设置密码以后若是须要使用redis-trib.rb的各类命令
如:./redis-trib.rb check 127.0.0.1:7000,则会报错ERR] Sorry, can’t connect to node 127.0.0.1:7000
解决办法:vim /usr/local/rvm/gems/ruby-2.3.3/gems/redis-4.0.0/lib/redis/client.rb,而后修改passordui

class Client
    DEFAULTS = {
      :url => lambda { ENV["REDIS_URL"] },
      :scheme => "redis",
      :host => "127.0.0.1",
      :port => 6379,
      :path => nil,
      :timeout => 5.0,
      :password => "passwd123",
      :db => 0,
      :driver => nil,
      :id => nil,
      :tcp_keepalive => 0,
      :reconnect_attempts => 1,
      :inherit_socket => false
    }

注意:client.rb路径能够经过find命令查找:find / -name 'client.rb'

带密码访问集群url

./redis-cli -c -p 7000 -a passwd123
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