Permission denied: user=anonymous, access=EXECUTE, inode=“/tmp/hadoop-yarn“:root:supergroup:drwxrwx-

最新推荐文章于 2024-04-04 20:23:32 发布
最新推荐文章于 2024-04-04 20:23:32 发布
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在尝试提交Hadoop作业时遇到了AccessControlException，错误指出匿名用户没有执行权限。问题在于用户未指定，导致使用了默认的anonymous用户，该用户缺少对HDFS目录'/tmp/hadoop-yarn'的写权限。解决方法是通过指定用户名来提交作业。

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ERROR : Job Submission failed with exception 'org.apache.hadoop.security.AccessControlException(Permission denied: user=anonymous, access=EXECUTE, inode="/tmp/hadoop-yarn":root:supergroup:drwxrwx---
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:399)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkTraverse(FSPermissionChecker.java:315)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:242)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:193)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1850)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1834)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkOwner(FSDirectory.java:1779)
        at org.apache.hadoop.hdfs.server.namenode.FSDirAttrOp.setPermission(FSDirAttrOp.java:63)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.setPermission(FSNamesystem.java:1878)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.setPermission(NameNodeRpcServer.java:859)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.setPermission(ClientNamenodeProtocolServerSideTranslatorPB.java:520)
        at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:872)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:818)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2678)
)'
org.apache.hadoop.security.AccessControlException: Permission denied: user=anonymous, access=EXECUTE, inode="/tmp/hadoop-yarn":root:supergroup:drwxrwx---
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:399)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkTraverse(FSPermissionChecker.java:315)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:242)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:193)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1850)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1834)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkOwner(FSDirectory.java:1779)
        at org.apache.hadoop.hdfs.server.namenode.FSDirAttrOp.setPermission(FSDirAttrOp.java:63)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.setPermission(FSNamesystem.java:1878)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.setPermission(NameNodeRpcServer.java:859)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.setPermission(ClientNamenodeProtocolServerSideTranslatorPB.java:520)
        at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:872)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:818)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2678)

        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at org.apache.hadoop.ipc.RemoteException.instantiateException(RemoteException.java:121)
        at org.apache.hadoop.ipc.RemoteException.unwrapRemoteException(RemoteException.java:88)
        at org.apache.hadoop.hdfs.DFSClient.setPermission(DFSClient.java:1888)
        at org.apache.hadoop.hdfs.DistributedFileSystem$35.doCall(DistributedFileSystem.java:1741)
        at org.apache.hadoop.hdfs.DistributedFileSystem$35.doCall(DistributedFileSystem.java:1738)
        at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
        at org.apache.hadoop.hdfs.DistributedFileSystem.setPermission(DistributedFileSystem.java:1751)
        at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:727)
        at org.apache.hadoop.mapreduce.JobResourceUploader.mkdirs(JobResourceUploader.java:658)
        at org.apache.hadoop.mapreduce.JobResourceUploader.uploadResourcesInternal(JobResourceUploader.java:172)
        at org.apache.hadoop.mapreduce.JobResourceUploader.uploadResources(JobResourceUploader.java:133)
        at org.apache.hadoop.mapreduce.JobSubmitter.copyAndConfigureFiles(JobSubmitter.java:102)
        at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:197)
        at org.apache.hadoop.mapreduce.Job$11.run(Job.java:1570)
        at org.apache.hadoop.mapreduce.Job$11.run(Job.java:1567)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hadoop.mapreduce.Job.submit(Job.java:1567)
        at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:576)
        at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:571)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:571)
        at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:562)
        at org.apache.hadoop.hive.ql.exec.mr.ExecDriver.execute(ExecDriver.java:423)
        at org.apache.hadoop.hive.ql.exec.mr.MapRedTask.execute(MapRedTask.java:149)
        at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:205)
        at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:97)
        at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:2664)
        at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:2335)
        at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:2011)
        at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1709)
        at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1703)
        at org.apache.hadoop.hive.ql.reexec.ReExecDriver.run(ReExecDriver.java:157)
        at org.apache.hive.service.cli.operation.SQLOperation.runQuery(SQLOperation.java:224)
        at org.apache.hive.service.cli.operation.SQLOperation.access$700(SQLOperation.java:87)
        at org.apache.hive.service.cli.operation.SQLOperation$BackgroundWork$1.run(SQLOperation.java:316)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hive.service.cli.operation.SQLOperation$BackgroundWork.run(SQLOperation.java:329)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.AccessControlException): Permission denied: user=anonymous, access=EXECUTE, inode="/tmp/hadoop-yarn":root:supergroup:drwxrwx---
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:399)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkTraverse(FSPermissionChecker.java:315)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:242)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:193)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1850)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1834)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkOwner(FSDirectory.java:1779)
        at org.apache.hadoop.hdfs.server.namenode.FSDirAttrOp.setPermission(FSDirAttrOp.java:63)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.setPermission(FSNamesystem.java:1878)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.setPermission(NameNodeRpcServer.java:859)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.setPermission(ClientNamenodeProtocolServerSideTranslatorPB.java:520)
        at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:872)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:818)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2678)

        at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1497)
        at org.apache.hadoop.ipc.Client.call(Client.java:1443)
        at org.apache.hadoop.ipc.Client.call(Client.java:1353)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:228)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:116)
        at com.sun.proxy.$Proxy30.setPermission(Unknown Source)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.setPermission(ClientNamenodeProtocolTranslatorPB.java:430)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:422)
        at org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invokeMethod(RetryInvocationHandler.java:165)
        at org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invoke(RetryInvocationHandler.java:157)
        at org.apache.hadoop.io.retry.RetryInvocationHandler$Call.invokeOnce(RetryInvocationHandler.java:95)
        at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:359)
        at com.sun.proxy.$Proxy31.setPermission(Unknown Source)
        at org.apache.hadoop.hdfs.DFSClient.setPermission(DFSClient.java:1886)
        ... 45 more

ERROR : FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask. Permission denied: user=anonymous, access=EXECUTE, inode="/tmp/hadoop-yarn":root:supergroup:drwxrwx---
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:399)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkTraverse(FSPermissionChecker.java:315)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:242)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:193)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1850)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1834)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkOwner(FSDirectory.java:1779)
        at org.apache.hadoop.hdfs.server.namenode.FSDirAttrOp.setPermission(FSDirAttrOp.java:63)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.setPermission(FSNamesystem.java:1878)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.setPermission(NameNodeRpcServer.java:859)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.setPermission(ClientNamenodeProtocolServerSideTranslatorPB.java:520)
        at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:872)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:818)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2678)

INFO  : Completed executing command(queryId=root_20211129140945_a5867955-407e-4993-a4ae-f40ad7540685); Time taken: 1.389 seconds
INFO  : Concurrency mode is disabled, not creating a lock manager
Error: Error while processing statement: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask. Permission denied: user=anonymous, access=EXECUTE, inode="/tmp/hadoop-yarn":root:supergroup:drwxrwx---
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:399)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkTraverse(FSPermissionChecker.java:315)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:242)
        at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:193)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1850)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkPermission(FSDirectory.java:1834)
        at org.apache.hadoop.hdfs.server.namenode.FSDirectory.checkOwner(FSDirectory.java:1779)
        at org.apache.hadoop.hdfs.server.namenode.FSDirAttrOp.setPermission(FSDirAttrOp.java:63)
        at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.setPermission(FSNamesystem.java:1878)
        at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.setPermission(NameNodeRpcServer.java:859)
        at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.setPermission(ClientNamenodeProtocolServerSideTranslatorPB.java:520)
        at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
        at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523)
        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:872)
        at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:818)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2678) (state=08S01,code=1)

原因

beeline -u jdbc:hive2://doitedu01:10000

这种方式直接连接，没有指定用户名和密码，使用的是其实是anonymous（匿名的）这个用户没有hdfs上的/tmp 目录下的写权限，所以造成失败。

beeline -u jdbc:hive2://doitedu01:10000 -n root

加上用户名就可以了

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前提# 笔者目前需要搭建数据平台，发现了Windows系统下，Hadoop和Hive等组件的安装和运行存在大量的坑，而本着有坑必填的目标，笔者还是花了几个晚上的下班时候在多个互联网参考资料的帮助下完成了Windows10系统下Hadoop和Hive开发环境的搭建。这篇文章记录了整个搭建过程中的具体步骤、遇到的问题和对应的解决方案。 环境准备# 基于笔者的软件版本洁癖，所有选用的组件都会使用当前（2020-10-30）最高的版本。 下面列举部分组件对应的下载地址： Apache Hadoop
大数据基础（二）hadoop, mave, hbase, hive, sqoop在ubuntu 14.04.04下的安装和sqoop与hdfs,hive,mysql导入导出
星门学派（Star School）
05-15 2083
mave, hbase, hive, sqoop在hadoop2.6 ubuntu 14.04.04下的安装 2016.05.15 本文测试环境： hadoop2.6.2 ubuntu 14.04.04 amd64 jdk1.8 另外，本文参考了一些文章，基本上都有原文链接。 前提：hadoop安装： 参考：http://blog.youkuaiyun.com/xanxus46/article
java远程连接hive Permission denied: user=anonymous, access=EXECUTE
weixin_45793065的博客
06-04 549
java远程连接hive 解决办法：报错内容提示hive没有/tmp目录的权限，赋予权限即可：（注意：该tmp目录为hdfs的目录，不是Linux系统的目录） [root@master ~]# hdfs dfs -chmod 777 /tmp
Hive JDBC：Permission denied: user=anonymous, access=EXECUTE, inode=”/tmp”
weixin_33763244的博客
01-22 454
今天使用JDBC来操作Hive时，首先启动了hive远程服务模式：hiveserver2 &(表示后台运行)，然后到eclipse中运行程序时出现错误： Permission denied: user=anonymous, access=EXECUTE, inode=”/tmp” 解决办法：报错内容提示hive没有/tmp目录的权限，赋予权限即可...
Hive的Permission denied: user=anonymous, access=WRITE, inode=错误
yds599089646的博客
01-06 2914
错误： FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:Got exception: org.apache.hadoop.security.AccessControlException Permission denied: user=anonymous, access=WRITE, inode="/user/hive/warehouse":ro
org.apache.hadoop.security.AccessControlException Permission denied: user=anonymous, access=WRITE...
JIE的博客 --- moon_coder
04-04 1495
但是该方法治标不治本，而且我们处于匿名模式下也不安全，如果是测试环境则可以通过手动授权的方式快速解决。既然是因为我们的用户权限问题，那么可以通过创建一个拥有权限的用户不就能解决了，这种方式还更加安全。当我使用 HiveServer2 远程连接对 Hive 进行 DDL 操作时，出现了权限错误，，也就是匿名（游客）模式，但正在执行一个写操作，被拒绝了。为我们在 Hive 中创建的对应用户。报错显示，目前我登录的用户名为。创建完成，没有错误，问题解决。修改 Hive 的配置文件。，检查是否还有权限报错问题。
HiveServer2报错Permission denied:user=anonymous,access=EXECUTE,inode=“/tmp“:root:supergroup:drwxrwx---
WCL0520的博客
09-03 1316
Error: Failed to open new session: java.lang.RuntimeException: java.lang.RuntimeException: org.apache.hadoop.security.AccessControlException: Permission denied: user=anonymous, access=EXECUTE, inode="/tmp":root:supergroup:drwxrwx— 提示：/tmp没有权限，对其授权即可！ 关闭之
hive报错AccessControlException Permission denied: user=anonymous, access=WRITE, inode=“/user/hive/ware
qq_51903852的博客
11-10 5676
错误日志 2021-11-10 18:05:44,528 ERROR [HiveServer2-Background-Pool: Thread-6225]: metastore.RetryingHMSHandler (RetryingHMSHandler.java:invokeInternal(193)) - MetaException(message:Got exception: org.apache.hadoop.security.AccessControlException Permission de
Hive学习笔记 --Permission denied: user=anonymous, access=READ
weixin_30404405的博客
03-13 721
执行select语句报错 Error: java.io.IOException: org.apache.hadoop.security.AccessControlException: Permission denied: user=anonymous, access=READ, inode="/warehouse/tablespace/managed/hive/datacenter.db/ta...
hadoop.hive.ql.exec.mr.MapRedTask. Permission denied: user=anonymous, access=WRITE, 解决办法
qq_41018670的博客
07-07 1768
Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask. Permission denied: user=anonymous, access=WRITE, inode="/user":hdfs:supergroup:drwxr-xr-x at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermission...
Permission denied: user=anonymous, access=EXECUTE, inode="/tmp"
敲代码的余文乐的博客
08-11 1724
在本机远程连接hive时，不输入账号密码正常不应该报错 解决办法：报错内容提示hive没有/tmp目录的权限，赋予权限即可： hdfs dfs -chmod 777 /tmp 输入后，本机时不输入账号密码也可以成功登录 ...
org.apache.hadoop.security.AccessControlException Permission denied: user=anonymous, access=WRITE, i...
weixin_30757793的博客
01-08 605
CREATE TABLE pokes (foo INT, bar STRING);Error: Error while processing statement: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:Got exceptio...
mkdir: Permission denied: user=root, access=WRITE, inode="/":hadoop:supergroup:drwxr-xr-x
最新发布
03-26
<think>好的，我现在需要解决Hadoop中root用户创建目录时遇到的权限被拒绝的问题。根据用户提供的引用资料，这个问题通常是因为HDFS的权限控制机制不允许root用户直接进行操作。首先，我需要理解HDFS的权限模型，它类似于Unix的文件系统，有用户、组和其他人的权限设置。 根据引用[4]提到，root用户在HDFS中并没有特权，必须使用hadoop用户来执行操作。这说明HDFS并不认可操作系统中的root用户，而是有自己的用户和组管理。用户可能误以为在操作系统中有root权限就能在HDFS中拥有相同权限，但实际情况并非如此。 接下来，引用[1]和[2]中的例子显示，当用户尝试以root身份创建目录时，会因为访问权限被拒绝而失败。解决方法通常是切换到正确的HDFS用户，比如hdfs或者hadoop，或者修改目录的权限。例如，使用sudo -u hdfs来执行命令，或者通过hdfs dfs -chmod更改目录权限。 另外，引用[5]提到，当使用dr.who用户尝试删除目录时也出现权限问题，这可能是因为该用户没有写入权限。这说明无论是root还是其他用户，都需要在HDFS中有相应的权限才能进行操作。 所以，解决步骤可能包括：首先检查当前用户是否为hadoop或hdfs，如果不是，则切换用户；其次，检查目标目录的权限，必要时使用chmod命令修改；或者直接以hdfs用户身份执行命令。此外，还可以考虑在HDFS配置中调整权限检查，但这可能会有安全风险，需谨慎操作。 需要确保用户了解HDFS的权限机制，以及如何正确使用hdfs dfs命令来管理权限。同时，提醒用户不要随意关闭权限检查，除非在安全可控的环境下。</think>在Hadoop中root用户创建目录时出现权限拒绝问题，是因为HDFS的权限验证机制不认可操作系统root用户的特权身份。以下是详细解决步骤： ### 解决方案 1. **切换HDFS超级用户执行命令** ```bash sudo -u hdfs hadoop fs -mkdir /目标路径 ``` HDFS默认将`hdfs`用户视为超级用户，通过sudo切换身份可绕过权限限制[^4] 2. **修改目标目录权限** ```bash hadoop fs -chmod 777 /父目录 hadoop fs -chown root:supergroup /父目录 ``` 先赋予父目录可写权限，再修改目录所有者（需先有权限执行chmod） 3. **使用HDFS身份执行（推荐）** ```bash kinit -kt /etc/security/keytabs/hdfs.headless.keytab hdfs@YOUR-REALM.COM # Kerberos环境下 hadoop fs -mkdir /目标路径 ``` 4. **临时关闭权限验证（仅测试环境）** 在`hdfs-site.xml`添加： ```xml <property> <name>dfs.permissions.enabled</name> <value>false</value> </property> ``` 修改后需滚动重启HDFS服务[^2][^4] ### 原理说明 HDFS权限系统包含三个要素： $$ 权限模式 = 用户(user) \times 组(group) \times 其他(other) $$ 其中每个维度包含： $$ 权限位 = 读(r) + 写(w) + 执行(x) $$ 当执行`hadoop fs -mkdir /test`时： 1. 检查父目录`/`的写权限（需满足`(user==owner && u:w) || (group==parentGroup && g:w) || o:w)`） 2. 新建目录继承父目录的group信息 3. root用户不在HDFS的supergroup中时无法绕过权限检查[^4]
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