问题描述
我正在尝试使用camel-sftp-kafka-connector在Apache kafka中创建一个sftp连接器。
我刚刚下载了 sftp-connector jar 并粘贴到 kafka 的 lib 文件夹中。
在点击 /connector-plugins 端点时,我可以看到 sftp-connector 可用
下面是我的示例连接器配置
{
"name": "camel-sftp-connector-1","config": {
"connector.class": "org.apache.camel.kafkaconnector.sftp.CamelSftpSourceConnector","key.converter": "org.apache.kafka.connect.storage.StringConverter","value.converter": "org.apache.kafka.connect.converters.ByteArrayConverter","transforms": "RemoteTransformer","transforms.RemoteTransformer.type": "org.apache.camel.kafkaconnector.RemoteFileTransforms","topics": "came-sftp-test-1","camel.source.path.host": "192.168.30.167","camel.source.path.port": "66","camel.source.path.directoryName": "/csv/sample","camel.source.endpoint.recursive": "true","camel.source.endpoint.username": "sftpuser","camel.source.endpoint.password": "sftppass","camel.source.endpoint.noop": "/false","camel.source.endpoint.move": "/done"
}
}
我收到以下异常,但不知道如何解决。
[2021-05-05 19:20:58,560] WARN /connectors (org.eclipse.jetty.server.HttpChannel)
javax.servlet.servletexception: org.glassfish.jersey.server.ContainerException: java.lang.NoClassDefFoundError: org/jctools/queues/MessagePassingQueue$supplier
at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:410)
at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:763)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:563)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1612)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1434)
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1582)
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1349)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:234)
at org.eclipse.jetty.server.handler.StatisticsHandler.handle(StatisticsHandler.java:179)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at org.eclipse.jetty.server.Server.handle(Server.java:516)
at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:383)
at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:556)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:375)
at org.eclipse.jetty.server.httpconnection.onFillable(httpconnection.java:273)
at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: org.glassfish.jersey.server.ContainerException: java.lang.NoClassDefFoundError: org/jctools/queues/MessagePassingQueue$supplier
at org.glassfish.jersey.servlet.internal.ResponseWriter.rethrow(ResponseWriter.java:254)
at org.glassfish.jersey.servlet.internal.ResponseWriter.failure(ResponseWriter.java:236)
at org.glassfish.jersey.server.ServerRuntime$Responder.process(ServerRuntime.java:436)
at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:261)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
... 30 more
Caused by: java.lang.NoClassDefFoundError: org/jctools/queues/MessagePassingQueue$supplier
at org.apache.camel.kafkaconnector.CamelSourceConnectorConfig.<clinit>(CamelSourceConnectorConfig.java:43)
at org.apache.camel.kafkaconnector.sftp.CamelSftpSourceConnector.config(CamelSftpSourceConnector.java:29)
at org.apache.kafka.connect.runtime.AbstractHerder.validateConnectorConfig(AbstractHerder.java:366)
at org.apache.kafka.connect.runtime.AbstractHerder.lambda$validateConnectorConfig$1(AbstractHerder.java:326)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
... 1 more
Caused by: java.lang.classNotFoundException: org.jctools.queues.MessagePassingQueue$supplier
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.classLoader.loadClass(ClassLoader.java:521)
... 9 more
[2021-05-05 19:20:58,562] WARN unhandled due to prior sendError (org.eclipse.jetty.server.HttpChannelState)
javax.servlet.servletexception: org.glassfish.jersey.server.ContainerException: java.lang.NoClassDefFoundError: org/jctools/queues/MessagePassingQueue$supplier
at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:410)
at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:763)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:563)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1612)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1434)
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1582)
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1349)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:234)
at org.eclipse.jetty.server.handler.StatisticsHandler.handle(StatisticsHandler.java:179)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at org.eclipse.jetty.server.Server.handle(Server.java:516)
at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:383)
at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:556)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:375)
at org.eclipse.jetty.server.httpconnection.onFillable(httpconnection.java:273)
at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)
at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: org.glassfish.jersey.server.ContainerException: java.lang.NoClassDefFoundError: org/jctools/queues/MessagePassingQueue$supplier
at org.glassfish.jersey.servlet.internal.ResponseWriter.rethrow(ResponseWriter.java:254)
at org.glassfish.jersey.servlet.internal.ResponseWriter.failure(ResponseWriter.java:236)
at org.glassfish.jersey.server.ServerRuntime$Responder.process(ServerRuntime.java:436)
at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:261)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
... 30 more
Caused by: java.lang.NoClassDefFoundError: org/jctools/queues/MessagePassingQueue$supplier
at org.apache.camel.kafkaconnector.CamelSourceConnectorConfig.<clinit>(CamelSourceConnectorConfig.java:43)
at org.apache.camel.kafkaconnector.sftp.CamelSftpSourceConnector.config(CamelSftpSourceConnector.java:29)
at org.apache.kafka.connect.runtime.AbstractHerder.validateConnectorConfig(AbstractHerder.java:366)
at org.apache.kafka.connect.runtime.AbstractHerder.lambda$validateConnectorConfig$1(AbstractHerder.java:326)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
... 1 more
Caused by: java.lang.classNotFoundException: org.jctools.queues.MessagePassingQueue$supplier
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.classLoader.loadClass(ClassLoader.java:521)
... 9 more
谁能告诉我这是什么问题?
解决方法
我没有使用 Camel 连接器,但根据错误,您将需要这些特定包的 jar。不能保证您会丢失连接器所需的其他类
https://github.com/JCTools/JCTools#get-it-now
JAR 粘贴到 kafka 的 lib 文件夹中。
修改代理类路径不是配置 Connect 的 [40.71,-100.23]
设置的合适方法。连接器插件 JAR 应位于每个连接器的独立目录中