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O'Reilly Platform
book
Kubernetes即学即用(第二版)
by
Brendan Burns
,
Joe Beda
,
Kelsey Hightower
June 2021
Intermediate to advanced
300 pages
5h 4m
Chinese
China Electric Power Press Ltd.
Content preview from
Kubernetes即学即用(第二版)
部署实际应用程序
|
249
移成为主服务器。这种故障转移是由
redis-sentinel
执行的。我们使用同一个
部署文件来定义
redis-server
和
redis-sentinel
。
17.4.1
配置
Redis
和以前一样,我们将使用
Kubernetes
的
ConfigMaps
来配置
Redis
的安装。
Redis
需要针对主副本和从副本进行单独的配置。在配置主服务器时,请创建
一个名为
master.conf
的文件,内容如示例
17-5
的代码所示。
示例
17-5
:
master.conf
bind 0.0.0.0
port 6379
dir /redis-data
这段代码可以将
Redis
绑定到所有网络接口的端口
6379
(默认的
Redis
端口)
上,并将文件存储在
/redis-data
目录中。
从副本的配置也是相同的,但它添加了一个
slaveof
指令。首先创建一个名
为
slave.conf
的文件,如示例
17-6
所示。
示例
17-6
:
slave.conf
bind 0.0.0.0
port 6379
dir .
slaveof redis-0.redis 6379
注意,我们使用
redis-0.redis
作为主机名。我们将通过服务和状态集来设
置这个名称。
我们还需要设置
redis-sentinel
。首先创建一个
sentinel.conf
文件,内容如示例
17-7
所示。
250
|
第
17
章
示例
17-7
:
sentinel.conf
bind 0.0.0.0
port 26379
sentinel monitor redis redis-0.redis ...
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Publisher Resources
ISBN: 9787519856762