在代理后面使用 Maven 和 SSL 的问题 [英] Problems using Maven and SSL behind proxy

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本文介绍了在代理后面使用 Maven 和 SSL 的问题的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我刚刚下载了 Maven 并试图运行在五分钟内的 Maven"页面上找到的简单命令(http://maven.apache.org/guides/getting-started/maven-in-five-minutes.html).这是命令:

I just downloaded Maven and was trying to run the simple command found on the "Maven in Five Minutes" page (http://maven.apache.org/guides/getting-started/maven-in-five-minutes.html). This is the command:

mvn archetype:generate -DgroupId=com.mycompany.app -DartifactId=my-app -DarchetypeArtifactId=maven-archetype-quickstart -DinteractiveMode=false

当我运行它时,我收到 SSL 证书错误,并且无法从位于 https 的中央 Maven 存储库下载://repo.maven.apache.org/maven2.错误是SunCertPathBuilderException:无法找到到请求目标的有效证书路径".

When I run it I get an error with SSL certificate and cannot download from the central Maven repository at https://repo.maven.apache.org/maven2. The error is "SunCertPathBuilderException: unable to find valid certification path to requested target".

我坐在公司防火墙后面,并通过 settings.xml 文件为 httphttps 访问正确配置了代理设置.我怀疑每个下载Maven并第一次运行它的人都必须导入Maven存储库的SSL证书,所以问题一定出在代理上.有没有人有这方面的经验?

I am sitting behind a corporate firewall and have correctly configured the proxy settings for both http and https access via the settings.xml file. I doubt that everyone who downloads Maven and runs it for the first time has to import the SSL certificate of the Maven repository, so the problem must be with the proxy. Does anyone have any experience with this?

这是完全调试模式 (-X) 下的堆栈跟踪:

Here's the stack trace in full debug mode (-X):

 mvn archetype:generate -DgroupId=com.mycompany.app -DartifactId=my-app -DarchetypeArtifactId=maven-archetype-quickstart -DinteractiveMode=false

Apache Maven 3.2.3 (33f8c3e1027c3ddde99d3cdebad2656a31e8fdf4; 2014-08-11T22:58:10+02:00)
    Maven home: C:Projectsmavenin..
    Java version: 1.7.0_45, vendor: Oracle Corporation
    Java home: C:Program FilesJavajdk1.7.0_45jre
    Default locale: it_IT, platform encoding: Cp1252
    OS name: "windows 7", version: "6.1", arch: "amd64", family: "windows"
    [DEBUG] Using connector WagonRepositoryConnector with priority 0.0 for https://repo.maven.apache.org/maven2 via *****:8080 with username=*****, password=***
    Downloading: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-clean-plugin/2.5/maven-clean-plugin-2.5.pom
    [WARNING] Failed to retrieve plugin descriptor for org.apache.maven.plugins:maven-clean-plugin:2.5: Plugin org.apache.maven.plugins:maven-clean-plugin:2.5 or one of its dependencies could not be resolved: Failed to read artifact descriptor for org.apache.maven.plugins:maven-clean-plugin:jar:2.5
    org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.maven.plugins:maven-clean-plugin:2.5 or one of its dependencies could not be resolved: Failed to read artifact descriptor for org.apache.maven.plugins:maven-clean-plugin:jar:2.5
            at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve(DefaultPluginDependenciesResolver.java:122)
            at org.apache.maven.plugin.internal.DefaultMavenPluginManager.getPluginDescriptor(DefaultMavenPluginManager.java:148)
            at org.apache.maven.plugin.DefaultBuildPluginManager.loadPlugin(DefaultBuildPluginManager.java:81)
            at org.apache.maven.plugin.prefix.internal.DefaultPluginPrefixResolver.resolveFromProject(DefaultPluginPrefixResolver.java:138)
            at org.apache.maven.plugin.prefix.internal.DefaultPluginPrefixResolver.resolveFromProject(DefaultPluginPrefixResolver.java:121)
            at org.apache.maven.plugin.prefix.internal.DefaultPluginPrefixResolver.resolve(DefaultPluginPrefixResolver.java:85)
            at org.apache.maven.lifecycle.internal.MojoDescriptorCreator.findPluginForPrefix(MojoDescriptorCreator.java:260)
            at org.apache.maven.lifecycle.internal.MojoDescriptorCreator.getMojoDescriptor(MojoDescriptorCreator.java:220)
            at org.apache.maven.lifecycle.internal.DefaultLifecycleTaskSegmentCalculator.calculateTaskSegments(DefaultLifecycleTaskSegmentCalculator.java:103)
            at org.apache.maven.lifecycle.internal.DefaultLifecycleTaskSegmentCalculator.calculateTaskSegments(DefaultLifecycleTaskSegmentCalculator.java:83)
            at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:85)
            at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:347)
            at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:154)
            at org.apache.maven.cli.MavenCli.execute(MavenCli.java:582)
            at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:214)
            at org.apache.maven.cli.MavenCli.main(MavenCli.java:158)
            at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
            at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
            at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
            at java.lang.reflect.Method.invoke(Method.java:606)
            at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
            at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
            at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
            at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
    Caused by: org.eclipse.aether.resolution.ArtifactDescriptorException: Failed to read artifact descriptor for org.apache.maven.plugins:maven-clean-plugin:jar:2.5
            at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:349)
            at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor(DefaultArtifactDescriptorReader.java:231)
            at org.eclipse.aether.internal.impl.DefaultRepositorySystem.readArtifactDescriptor(DefaultRepositorySystem.java:288)
            at org.apache.maven.plugin.internal.DefaultPluginDependenciesResolver.resolve(DefaultPluginDependenciesResolver.java:108)
            ... 23 more
    Caused by: org.eclipse.aether.resolution.ArtifactResolutionException: Could not transfer artifact org.apache.maven.plugins:maven-clean-plugin:pom:2.5 from/to central (https://repo.maven.apache.org/maven2): sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
            at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:459)
            at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:262)
            at org.eclipse.aether.internal.impl.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:239)
            at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:334)
            ... 26 more
    Caused by: org.eclipse.aether.transfer.ArtifactTransferException: Could not transfer artifact org.apache.maven.plugins:maven-clean-plugin:pom:2.5 from/to central (https://repo.maven.apache.org/maven2): sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
            at org.eclipse.aether.connector.wagon.WagonRepositoryConnector$6.wrap(WagonRepositoryConnector.java:1016)
            at org.eclipse.aether.connector.wagon.WagonRepositoryConnector$6.wrap(WagonRepositoryConnector.java:1004)
            at org.eclipse.aether.connector.wagon.WagonRepositoryConnector$GetTask.run(WagonRepositoryConnector.java:725)
            at org.eclipse.aether.util.concurrency.RunnableErrorForwarder$1.run(RunnableErrorForwarder.java:67)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
            at java.lang.Thread.run(Thread.java:744)
    Caused by: org.apache.maven.wagon.TransferFailedException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
            at org.apache.maven.wagon.providers.http.AbstractHttpClientWagon.fillInputData(AbstractHttpClientWagon.java:935)
            at org.apache.maven.wagon.StreamWagon.getInputStream(StreamWagon.java:116)
            at org.apache.maven.wagon.StreamWagon.getIfNewer(StreamWagon.java:88)
            at org.apache.maven.wagon.StreamWagon.get(StreamWagon.java:61)
            at org.eclipse.aether.connector.wagon.WagonRepositoryConnector$GetTask.run(WagonRepositoryConnector.java:660)
            ... 4 more
    Caused by: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
            at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
            at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1884)
            at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:276)
            at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:270)
            at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1341)
            at sun.security.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:153)
            at sun.security.ssl.Handshaker.processLoop(Handshaker.java:868)
            at sun.security.ssl.Handshaker.process_record(Handshaker.java:804)
            at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1016)
            at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1312)
            at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1339)
            at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1323)
            at org.apache.maven.wagon.providers.http.httpclient.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:280)
            at org.apache.maven.wagon.providers.http.httpclient.impl.conn.HttpClientConnectionOperator.upgrade(HttpClientConnectionOperator.java:167)
            at org.apache.maven.wagon.providers.http.httpclient.impl.conn.PoolingHttpClientConnectionManager.upgrade(PoolingHttpClientConnectionManager.java:329)
            at org.apache.maven.wagon.providers.http.httpclient.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:392)
            at org.apache.maven.wagon.providers.http.httpclient.impl.execchain.MainClientExec.execute(MainClientExec.java:218)
            at org.apache.maven.wagon.providers.http.httpclient.impl.execchain.ProtocolExec.execute(ProtocolExec.java:194)
            at org.apache.maven.wagon.providers.http.httpclient.impl.execchain.RetryExec.execute(RetryExec.java:85)
            at org.apache.maven.wagon.providers.http.httpclient.impl.execchain.RedirectExec.execute(RedirectExec.java:108)
            at org.apache.maven.wagon.providers.http.httpclient.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:186)
            at org.apache.maven.wagon.providers.http.httpclient.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
            at org.apache.maven.wagon.providers.http.AbstractHttpClientWagon.execute(AbstractHttpClientWagon.java:756)
            at org.apache.maven.wagon.providers.http.AbstractHttpClientWagon.fillInputData(AbstractHttpClientWagon.java:854)
            ... 8 more
    Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
            at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:385)
            at sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:292)
            at sun.security.validator.Validator.validate(Validator.java:260)
            at sun.security.ssl.X509TrustManagerImpl.validate(X509TrustManagerImpl.java:326)
            at sun.security.ssl.X509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:231)
            at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:126)
            at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1323)
            ... 27 more
    Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
            at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(SunCertPathBuilder.java:196)
            at java.security.cert.CertPathBuilder.build(CertPathBuilder.java:268)
            at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:380)
            ... 33 more

推荐答案

事实是您的 maven 插件尝试连接到 https 远程存储库
(例如 https://repo.maven.apache.org/maven2/)

The fact is that your maven plugin try to connect to an https remote repository
(e.g https://repo.maven.apache.org/maven2/)

这是 Maven Central 的新 SSL 连接,已于 2014 年 8 月推出!

This is a new SSL connectivity for Maven Central was made available in august, 2014 !

那么请您验证一下您的 settings.xml 是否具有正确的配置.

So please, can you verify that your settings.xml has the correct configuration.

    <settings>
  <activeProfiles>
    <!--make the profile active all the time -->
    <activeProfile>securecentral</activeProfile>
  </activeProfiles>
  <profiles>
    <profile>
      <id>securecentral</id>
      <!--Override the repository (and pluginRepository) "central" from the
         Maven Super POM -->
      <repositories>
        <repository>
          <id>central</id>
          <url>http://repo1.maven.org/maven2</url>
          <releases>
            <enabled>true</enabled>
          </releases>
        </repository>
      </repositories>
      <pluginRepositories>
        <pluginRepository>
          <id>central</id>
          <url>http://repo1.maven.org/maven2</url>
          <releases>
            <enabled>true</enabled>
          </releases>
        </pluginRepository>
      </pluginRepositories>
    </profile>
  </profiles>
</settings>

您也可以像这样使用简单的 http maven 存储库

You can alternatively use the simple http maven repository like this

 <pluginRepositories>
    <pluginRepository>
      <id>central</id>
      <name>Maven Plugin Repository</name>
      <url>http://repo1.maven.org/maven2</url>
      <layout>default</layout>
      <snapshots>
        <enabled>false</enabled>
      </snapshots>
      <releases>
        <updatePolicy>never</updatePolicy>
      </releases>
    </pluginRepository>
  </pluginRepositories>

如果我的解决方案有效,请告诉我;)

Please let me know if my solution works ;)

J.

这篇关于在代理后面使用 Maven 和 SSL 的问题的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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