PXF webapp is inaccessible but tomcat is up

以你之姓@ 2022-06-14 11:47 137阅读 0赞

生产环境新增几个节点，安装pxf后，启动时报错

stderr: 
    Traceback (most recent call last):
      File "/var/lib/ambari-agent/cache/common-services/PXF/3.0.0/package/scripts/pxf.py", line 120, in <module>
        Pxf().execute()
      File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 219, in execute
        method(env)
      File "/var/lib/ambari-agent/cache/common-services/PXF/3.0.0/package/scripts/pxf.py", line 53, in start
        self.__execute_service_command("restart")
      File "/var/lib/ambari-agent/cache/common-services/PXF/3.0.0/package/scripts/pxf.py", line 71, in __execute_service_command
        logoutput=True)
      File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 154, in __init__
        self.env.run()
      File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 160, in run
        self.run_action(resource, action)
      File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 124, in run_action
        provider_action()
      File "/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py", line 238, in action_run
        tries=self.resource.tries, try_sleep=self.resource.try_sleep)
      File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 70, in inner
        result = function(command, **kwargs)
      File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 92, in checked_call
        tries=tries, try_sleep=try_sleep)
      File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 140, in _call_wrapper
        result = _call(command, **kwargs_copy)
      File "/usr/lib/python2.6/site-packages/resource_management/core/shell.py", line 291, in _call
        raise Fail(err_msg)
    resource_management.core.exceptions.Fail: Execution of 'service pxf-service restart' returned 1. /var/pxf /
    $CATALINA_PID was set but the specified file does not exist. Is Tomcat running? Stop aborted.
    /var/pxf /var/pxf /
    Tomcat started.
    /var/pxf /
    Checking if tomcat is up and running...
    tomcat not responding, re-trying after 1 second (attempt number 1)
    tomcat not responding, re-trying after 1 second (attempt number 2)
    Checking if PXF webapp is up and running...
    ERROR: PXF webapp is inaccessible but tomcat is up. Check logs for more information

解决方案，查看catalina.log发现找不到引用Jar包

Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Failed to load entry /usr/phd/current/hadoop-hdfs-client/hadoop-hdfs.jar: java.nio.file.NoSuchFileException: /usr/phd/current/hadoop-hdfs-client
    Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Entry /usr/phd/current/hadoop-hdfs-client/hadoop-hdfs.jar doesn't match any files
    Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Failed to load entry /usr/phd/current/hadoop-mapreduce-client/hadoop-mapreduce-client-core.jar: java.nio.file.NoSuchFileException: /usr/phd/current/hadoop-mapreduce-client
    Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Entry /usr/phd/current/hadoop-mapreduce-client/hadoop-mapreduce-client-core.jar doesn't match any files
    Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Failed to load entry /usr/phd/current/hadoop-client/hadoop-auth.jar: java.nio.file.NoSuchFileException: /usr/phd/current/hadoop-client
    Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Entry /usr/phd/current/hadoop-client/hadoop-auth.jar doesn't match any files
    Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Failed to load entry /usr/phd/current/hadoop-client/hadoop-common.jar: java.nio.file.NoSuchFileException: /usr/phd/current/hadoop-client
    Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Entry /usr/phd/current/hadoop-client/hadoop-common.jar doesn't match any files
    Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories
    WARNING: Failed to load entry /usr/phd/current/hadoop-client/lib/asm-*[0-9].jar: java.nio.file.NoSuchFileException: /usr/phd/current/hadoop-client/lib Jun 19, 2017 1:01:26 PM org.apache.hawq.pxf.service.utilities.CustomWebappLoader addRepositories WARNING: Entry /usr/phd/current/hadoop-client/lib/asm-*[0-9].jar doesn't match any files

明明jar包位置是在/usr/hdp/current/….下，查找从哪里引用了错误的路径。发现 /etc/pxf/conf/下 pxf-private.classpath文件路径正是报错的路径，修改替换掉问题解决。启动PXF成功。