首页
学习
活动
专区
圈层
工具
发布
首页
学习
活动
专区
圈层
工具
MCP广场
社区首页 >问答首页 >Java Lettuce Redis客户端中的RedisCommandExecutionException

Java Lettuce Redis客户端中的RedisCommandExecutionException
EN

Stack Overflow用户
提问于 2021-04-01 17:07:22
回答 1查看 1.1K关注 0票数 1

我在Java客户端遇到了一个问题:我得到了一个io.lettuce.core.RedisCommandExecutionException: WRONGPASS invalid username-password pair or user is disabled异常。我有一个Redis Docker容器,配置如下:

我的Dockerfile

代码语言:javascript
运行
复制
FROM redis:6.2.1

COPY redis.conf /usr/local/etc/redis/redis.conf
COPY users.acl /etc/redis/users.acl

EXPOSE 6379

CMD ["redis-server", "/usr/local/etc/redis/redis.conf"]

redis.conf文件为:

代码语言:javascript
运行
复制
aclfile /etc/redis/users.acl

users.acl文件是:

代码语言:javascript
运行
复制
user myuser on +@all ~* >mypassword
user default off

我使用以下命令运行容器:

代码语言:javascript
运行
复制
docker run -it -p 6379:6379 --name myredis myredis

我的Java客户端是:

代码语言:javascript
运行
复制
...

import io.lettuce.core.RedisClient;
import io.lettuce.core.api.StatefulRedisConnection;

public class Main {
    public static void main(String... args) {
        try {
            RedisClient redisClient = RedisClient.create("redis://myuser:mypassword@localhost");
            StatefulRedisConnection<String, String> connection = redisClient.connect();
            System.out.println("Connected to Redis");
            connection.close();
            redisClient.shutdown();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            System.out.println("End!");
        }
    }
}

当我尝试运行它时,我得到了错误:

代码语言:javascript
运行
复制
io.lettuce.core.RedisConnectionException: Unable to connect to localhost:6379
    at io.lettuce.core.RedisConnectionException.create(RedisConnectionException.java:78)
    at io.lettuce.core.RedisConnectionException.create(RedisConnectionException.java:56)
    at io.lettuce.core.AbstractRedisClient.getConnection(AbstractRedisClient.java:234)
    at io.lettuce.core.RedisClient.connect(RedisClient.java:207)
    at io.lettuce.core.RedisClient.connect(RedisClient.java:192)
    at [MY_PACKAGE].Main.main(Main.java:16)
Caused by: io.lettuce.core.RedisCommandExecutionException: WRONGPASS invalid username-password pair or user is disabled.
    at io.lettuce.core.ExceptionFactory.createExecutionException(ExceptionFactory.java:135)
    at io.lettuce.core.ExceptionFactory.createExecutionException(ExceptionFactory.java:108)
    at io.lettuce.core.protocol.AsyncCommand.completeResult(AsyncCommand.java:120)
    at io.lettuce.core.protocol.AsyncCommand.complete(AsyncCommand.java:111)
    at io.lettuce.core.protocol.CommandHandler.complete(CommandHandler.java:654)
    at io.lettuce.core.protocol.CommandHandler.decode(CommandHandler.java:614)
    at io.lettuce.core.protocol.CommandHandler.channelRead(CommandHandler.java:565)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
    at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
    at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1422)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
    at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:931)
    at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163)
    at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700)
    at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635)
    at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552)
    at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514)
    at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1050)
    at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
    at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
    at java.base/java.lang.Thread.run(Thread.java:834)

我做错了什么?提前谢谢。

EN

回答 1

Stack Overflow用户

回答已采纳

发布于 2021-04-20 17:04:13

这对我来说很有效(lettuce 6.0.4),但它是纯粹的魔术:

变化

代码语言:javascript
运行
复制
user default off

转到

代码语言:javascript
运行
复制
user default off -@all +hello

我读了redis和lettuce文档,但找不到合适的解释,但这对你来说可能听起来更合法:

代码语言:javascript
运行
复制
user default on nopass -@all +hello

这将使客户端能够使用默认用户仅运行问候命令,然后通过某种方式,客户端将知道使用配置的用户(myuser)来执行进一步的命令。

希望这对大家有所帮助,等待大家的解释:企鹅:

票数 0
EN
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/66901597

复制
相关文章

相似问题

领券
问题归档专栏文章快讯文章归档关键词归档开发者手册归档开发者手册 Section 归档