从Java(Spring Boot)或Node.js检查/连接在docker中运行的Redis

问题描述 投票:4回答:2

我在Windows PC上快速启动了Redis

docker run -p 6379:6379 redis

(Redis没有Windows发行版,fork for Windows不是最新版本)

1:C 10 Sep 08:17:03.635 # Warning: no config file specified, using the default config. In order to specify a config file use redis-server /path/to/redis.conf
                _._
           _.-``__ ''-._
      _.-``    `.  `_.  ''-._           Redis 3.2.3 (00000000/0) 64 bit
  .-`` .-```.  ```\/    _.,_ ''-._
 (    '      ,       .-`  | `,    )     Running in standalone mode
 |`-._`-...-` __...-.``-._|'` _.-'|     Port: 6379
 |    `-._   `._    /     _.-'    |     PID: 1
  `-._    `-._  `-./  _.-'    _.-'
 |`-._`-._    `-.__.-'    _.-'_.-'|
 |    `-._`-._        _.-'_.-'    |           http://redis.io
  `-._    `-._`-.__.-'_.-'    _.-'
 |`-._`-._    `-.__.-'    _.-'_.-'|
 |    `-._`-._        _.-'_.-'    |
  `-._    `-._`-.__.-'_.-'    _.-'
      `-._    `-.__.-'    _.-'
          `-._        _.-'
              `-.__.-'

...
1:M 10 Sep 08:17:03.644 * The server is now ready to accept connections on port 6379

然而,我无法从Spring Boot应用程序连接。跟application.properties一样

spring.redis.host=localhost
spring.redis.port=6379

得到了错误

Caused by: redis.clients.jedis.exceptions.JedisConnectionException: java.net.ConnectException: Connection refused: connect
    at redis.clients.jedis.Connection.connect(Connection.java:164) ~[jedis-2.8.2.jar:na]
    at redis.clients.jedis.BinaryClient.connect(BinaryClient.java:80) ~[jedis-2.8.2.jar:na]
    at redis.clients.jedis.BinaryJedis.connect(BinaryJedis.java:1677) ~[jedis-2.8.2.jar:na]
    at redis.clients.jedis.JedisFactory.makeObject(JedisFactory.java:87) ~[jedis-2.8.2.jar:na]
    at org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:868) ~[commons-pool2-2.4.2.jar:2.4.2]
    at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435) ~[commons-pool2-2.4.2.jar:2.4.2]
    at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363) ~[commons-pool2-2.4.2.jar:2.4.2]
    at redis.clients.util.Pool.getResource(Pool.java:49) ~[jedis-2.8.2.jar:na]
    ... 23 common frames omitted
Caused by: java.net.ConnectException: Connection refused: connect
    at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) ~[na:1.8.0_45]
    at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85) ~[na:1.8.0_45]
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:345) ~[na:1.8.0_45]
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_45]
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_45]
    at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172) ~[na:1.8.0_45]
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_45]
    at java.net.Socket.connect(Socket.java:589) ~[na:1.8.0_45]
    at redis.clients.jedis.Connection.connect(Connection.java:158) ~[jedis-2.8.2.jar:na]
    ... 30 common frames omitted

当尝试使用带有node_redis示例的Node.js时,我得到了

Error Error: Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED
node.js docker spring-boot redis
2个回答
4
投票

正如你所提到的(在评论中),redis将他们的图像与protected-mode设置为yes(see here)捆绑在一起。

如何绕过保护模式

  • 1)通过从服务器运行的同一主机连接到Redis,禁用保护模式从环回接口发送命令'CONFIG SET protected-mode no',但是如果您这样做,则无法从Internet公开访问MAKE SURE Redis。使用CONFIG REWRITE使此更改成为永久更改。
  • 2)或者,您可以通过编辑Redis配置文件并将保护模式选项设置为“no”来禁用保护模式,然后重新启动服务器。
  • 3)如果您手动启动服务器(可能用于测试),请使用“--protected-mode no”选项重新启动它。
  • 4)设置绑定地址或验证密码。

来源:redis-github

建立自己的形象

  • 您可以通过拉动redis并将自己的redis.conf添加到图像来创建自己的图像?
  • 或者更新Dockerfile中的start命令以禁用保护模式:CMD [ "redis-server", "--protected-mode", "no" ]

您还可以查看此Dockerfile,其中包含上面建议的修改(最后一行):https://github.com/docker-library/redis/blob/23b10607ef1810379d16664bcdb43723aa007266/3.2/Dockerfile

这个Dockerfile在Redis issue on github中提供,它用CMD [ "redis-server", "--protected-mode", "no" ]替换了启动命令。你可以下载这个Dockerfile并输入:

$ docker build -t redis-unprotected:latest .
$ docker run -p 6379:6379 redis-unprotected

0
投票

感谢Alex在https://github.com/docker-library/redis/issues/74的回答和评论 我能够使用完整的IP 192.168.99.100:6379连接到Redis

请注意,最新的3.2图像已禁用保护模式https://github.com/docker-library/redis/issues/75

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