[英]Create a Hive data source in SpagoBI for FIWARE Cosmos
我们正在尝试向SpagoBI Server部署报告,以通过Hive显示FIWARE全球Cosmos HDFS的数据。
该报告已在SpagoBI Studio中成功本地生成,并在BIRT报告查看器中显示了HDFS数据(一旦添加了Hive驱动程序的JAR)。 这表示已正确配置到全局FIWARE Lab Cosmos实例的连接。
问题是我们无法在SpagoBI Server中部署相同的配置。 我们已经像在SpagoBI Studio中一样配置了数据源,将Hive驱动程序JAR添加到了/opt/spagobi/All-in-One-SpagoBI-5.1-1feb2d97af/lib
但是当我们尝试通过Web界面测试数据源时,我们得到以下异常:
it.eng.spagobi.tools.datasource.service.rest.TestConnection.testDataSource: Error testing datasources
java.sql.SQLException: Could not open connection to jdbc:hive2://cosmos.lab.fiware.org:10000: java.net.SocketException: Connection reset
at org.apache.hive.jdbc.HiveConnection.openTransport(HiveConnection.java:206)
at org.apache.hive.jdbc.HiveConnection.<init>(HiveConnection.java:178)
at org.apache.hive.jdbc.HiveDriver.connect(HiveDriver.java:105)
at java.sql.DriverManager.getConnection(DriverManager.java:571)
at java.sql.DriverManager.getConnection(DriverManager.java:215)
at it.eng.spagobi.tools.datasource.service.rest.TestConnection.testDataSource(TestConnection.java:92)
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.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:167)
at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:257)
at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:222)
at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:211)
at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:542)
at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:524)
at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:126)
at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208)
at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55)
at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
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:745)
Caused by: org.apache.thrift.transport.TTransportException: java.net.SocketException: Connection reset
at org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:129)
at org.apache.thrift.transport.TTransport.readAll(TTransport.java:84)
at org.apache.thrift.transport.TSaslTransport.receiveSaslMessage(TSaslTransport.java:178)
at org.apache.thrift.transport.TSaslTransport.open(TSaslTransport.java:288)
at org.apache.thrift.transport.TSaslClientTransport.open(TSaslClientTransport.java:37)
at org.apache.hive.jdbc.HiveConnection.openTransport(HiveConnection.java:203)
... 39 more
Caused by: java.net.SocketException: Connection reset
at java.net.SocketInputStream.read(SocketInputStream.java:196)
at java.net.SocketInputStream.read(SocketInputStream.java:122)
at java.io.BufferedInputStream.fill(BufferedInputStream.java:235)
at java.io.BufferedInputStream.read1(BufferedInputStream.java:275)
at java.io.BufferedInputStream.read(BufferedInputStream.java:334)
at org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:127)
... 44 more
数据源的配置如下所示:
并且所使用的驱动程序JAR等效于以下Maven依赖项获得的驱动程序:
<dependencies>
<dependency>
<groupId>org.apache.hive</groupId>
<artifactId>hive-jdbc</artifactId>
<version>0.13.0</version>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-client</artifactId>
<version>0.20.2-cdh3u6</version>
</dependency>
</dependencies>
有人知道为什么连接失败吗?
相关问题:
stacktrace会显示“ java.net.SocketException:连接重置”,因此似乎在连接到Cosmos时出现问题。 您能否验证托管SpagoBI Server的服务器是否能够在FIWARE Lab上针对Cosmos进行连接?
希望这可以帮助
最好的祝福
在Cosmos中运行的HiveServer2似乎是一个问题,有时会崩溃。 现在它又可以工作了。
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