java Spring boot 2.0.5。发布和mongo 4.0连接问题
下面是关于Spring web site
的MongoDB访问数据教程
我将Mongo DB服务器版本4作为一项服务安装
当我使用客户端连接到它时,它的身份验证工作正常
我面临的问题如下:
MongoCommandException: Command failed with error 18: 'Authentication failed'
我看到代码使用的是mongodb-driver-core-3.6.4。与服务器版本4不兼容的jar
如何在不影响项目的情况下升级驱动程序
为什么他们使用spring boot starter数据mongodb而不是mongodb驱动程序同步
com.mongodb.MongoSecurityException: Exception authenticating MongoCredential{mechanism=null, userName='petUser', source='pets', password=<hidden>, mechanismProperties={}}
at com.mongodb.connection.SaslAuthenticator.wrapException(SaslAuthenticator.java:162) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.SaslAuthenticator.access$200(SaslAuthenticator.java:39) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.SaslAuthenticator$1.run(SaslAuthenticator.java:68) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.SaslAuthenticator$1.run(SaslAuthenticator.java:46) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.SaslAuthenticator.doAsSubject(SaslAuthenticator.java:168) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.SaslAuthenticator.authenticate(SaslAuthenticator.java:46) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.DefaultAuthenticator.authenticate(DefaultAuthenticator.java:32) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.InternalStreamConnectionInitializer.authenticateAll(InternalStreamConnectionInitializer.java:122) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.InternalStreamConnectionInitializer.initialize(InternalStreamConnectionInitializer.java:52) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.InternalStreamConnection.open(InternalStreamConnection.java:127) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.DefaultServerMonitor$ServerMonitorRunnable.run(DefaultServerMonitor.java:114) ~[mongodb-driver-core-3.6.4.jar:na]
at java.lang.Thread.run(Unknown Source) [na:1.8.0_181]
Caused by: com.mongodb.MongoCommandException: Command failed with error 18: 'Authentication failed.' on server localhost:27014. The full response is { "ok" : 0.0, "errmsg" : "Authentication failed.", "code" : 18, "codeName" : "AuthenticationFailed" }
at com.mongodb.connection.ProtocolHelper.getCommandFailureException(ProtocolHelper.java:164) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.InternalStreamConnection.receiveCommandMessageResponse(InternalStreamConnection.java:295) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.InternalStreamConnection.sendAndReceive(InternalStreamConnection.java:255) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.CommandHelper.sendAndReceive(CommandHelper.java:84) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.CommandHelper.executeCommand(CommandHelper.java:34) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.SaslAuthenticator.sendSaslStart(SaslAuthenticator.java:119) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.SaslAuthenticator.access$000(SaslAuthenticator.java:39) ~[mongodb-driver-core-3.6.4.jar:na]
at com.mongodb.connection.SaslAuthenticator$1.run(SaslAuthenticator.java:52) ~[mongodb-driver-core-3.6.4.jar:na]
... 9 common frames omitted
以下是项目POM:
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.springframework</groupId>
<artifactId>gs-accessing-data-mongodb</artifactId>
<version>0.1.0</version>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.5.RELEASE</version>
</parent>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-mongodb</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>spring-releases</id>
<name>Spring Releases</name>
<url>https://repo.spring.io/libs-release</url>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>spring-releases</id>
<name>Spring Releases</name>
<url>https://repo.spring.io/libs-release</url>
</pluginRepository>
</pluginRepositories>
</project>
更新
maven依赖插件显示对mongodb的依赖:mongodb驱动核心:jar:3.8.0
所以我不确定mongodb-driver-core-3.6.4在哪里。罐子是从哪里来的
[INFO] --- maven-dependency-plugin:3.0.2:tree (default-cli) @ demo ---
[INFO] com.replaceme:demo:jar:0.0.1-SNAPSHOT
[INFO] +- org.springframework.boot:spring-boot-starter-data-mongodb:jar:2.0.5.RELEASE:compile
[INFO] | +- org.springframework.boot:spring-boot-starter:jar:2.0.5.RELEASE:compile
[INFO] | | +- org.springframework.boot:spring-boot-starter-logging:jar:2.0.5.RELEASE:compile
[INFO] | | | +- ch.qos.logback:logback-classic:jar:1.2.3:compile
[INFO] | | | | \- ch.qos.logback:logback-core:jar:1.2.3:compile
[INFO] | | | +- org.apache.logging.log4j:log4j-to-slf4j:jar:2.10.0:compile
[INFO] | | | | \- org.apache.logging.log4j:log4j-api:jar:2.10.0:compile
[INFO] | | | \- org.slf4j:jul-to-slf4j:jar:1.7.25:compile
[INFO] | | +- javax.annotation:javax.annotation-api:jar:1.3.2:compile
[INFO] | | \- org.yaml:snakeyaml:jar:1.19:runtime
[INFO] | +- org.mongodb:mongodb-driver:jar:3.8.0:compile
[INFO] | | +- org.mongodb:bson:jar:3.8.0:compile
[INFO] | | \- org.mongodb:mongodb-driver-core:jar:3.8.0:compile
[INFO] | \- org.springframework.data:spring-data-mongodb:jar:2.0.10.RELEASE:compile
[INFO] | +- org.springframework:spring-context:jar:5.0.9.RELEASE:compile
[INFO] | +- org.springframework:spring-beans:jar:5.0.9.RELEASE:compile
[INFO] | +- org.springframework:spring-expression:jar:5.0.9.RELEASE:compile
[INFO] | +- org.springframework.data:spring-data-commons:jar:2.0.10.RELEASE:compile
更新2
我从M2文件夹中删除了所有mongodb罐子
并将mongodb属性添加到pom部分:
<mongodb.version>3.8.0</mongodb.version>
现在我看到了一个新的错误:
***************************
APPLICATION FAILED TO START
***************************
Description:
An attempt was made to call the method com.mongodb.connection.DefaultClusterFactory.createCluster(Lcom/mongodb/connection/ClusterSettings;Lcom/mongodb/connection/ServerSettings;Lcom/mongodb/connection/ConnectionPoolSettings;Lcom/mongodb/connection/StreamFactory;Lcom/mongodb/connection/StreamFactory;Ljava/util/List;Lcom/mongodb/event/CommandListener;Ljava/lang/String;Lcom/mongodb/client/MongoDriverInformation;Ljava/util/List;)Lcom/mongodb/connection/Cluster; but it does not exist. Its class, com.mongodb.connection.DefaultClusterFactory, is available from the following locations:
jar:file:/C:/Users/winUser/.m2/repository/org/mongodb/mongodb-driver-core/3.8.0/mongodb-driver-core-3.8.0.jar!/com/mongodb/connection/DefaultClusterFactory.class
It was loaded from the following location:
file:/C:/Users/winUser/.m2/repository/org/mongodb/mongodb-driver-core/3.8.0/mongodb-driver-core-3.8.0.jar
Action:
Correct the classpath of your application so that it contains a single, compatible version of com.mongodb.connection.DefaultClusterFactory
更新3
在eclipse之外运行良好,
在命令行中,我做到了:
mvn package
cd target
java -jar .\demo-0.0.1-SNAPSHOT.jar
而且运行良好,不确定Eclipse中的问题是什么
# 1 楼答案
我也遇到了这个问题。当我第一次添加pom时:
编译项目后,发生了以下情况:
然后我纠正了pom,我解决了这个错误,但我看到了另一个错误: 这是新的pom,我认为这只是因为mongo_版本
这是新的警告:
所以这个问题很简单,网络有很多方法可以解决,只需添加一个注释,让spring boot忽略默认的mongo_属性:
那就完了
# 2 楼答案
查看spring boot提供的方法not found log
com.mongodb.connection.DefaultClusterFactory.createCluster( Lcom/mongodb/connection/ClusterSettings; Lcom/mongodb/connection/ServerSettings; Lcom/mongodb/connection/ConnectionPoolSettings; Lcom/mongodb/connection/StreamFactory; Lcom/mongodb/connection/StreamFactory; Ljava/util/List;Lcom/mongodb/event/CommandListener; Ljava/lang/String;Lcom/mongodb/client/MongoDriverInformation; Ljava/util/List;)Lcom/mongodb/connection/Cluster;
请注意第七个参数Lcom/mongodb/client/MongoDriverInformation。MongoDriverInformation类在3.7 beyond版本中从com/mongodb/client ^{} 到com/mongodb
看来你的类路径上同时有3.6.4和3.8.0 JAR
因此,请尝试清理类路径,
<mongodb.version>3.8.0</mongodb.version>
是覆盖mongodb依赖项的正确方法,直到春季启动版本顺便说一句,2.1.0启动版本正在等待发布,它将把mongodb依赖项更新为3.8.2,现在这是一个候选版本阶段