Eric Yang created HADOOP-16457:
----------------------------------
Summary: Hadoop does not work without Kerberos for simple security
Key: HADOOP-16457
URL: https://issues.apache.org/jira/browse/HADOOP-16457
Project: Hadoop Common
Issue Type: Bug
Affects Versions: 3.3.0
Reporter: Eric Yang
Assignee: Prabhu Joseph
When http filter initializers is setup to use StaticUserWebFilter, AuthFilter
is still setup. This prevents datanode to talk to namenode.
Error message in namenode logs:
{code}
2019-07-24 15:47:38,038 INFO org.apache.hadoop.hdfs.DFSUtil: Filter
initializers set :
org.apache.hadoop.http.lib.StaticUserWebFilter,org.apache.hadoop.hdfs.web.AuthFilterInitializer
2019-07-24 16:06:26,212 WARN
SecurityLogger.org.apache.hadoop.security.authorize.ServiceAuthorizationManager:
Authorization failed for hdfs (auth:SIMPLE) for protocol=interface
org.apache.hadoop.hdfs.server.protocol.DatanodeProtocol: this service is only
accessible by dn/[email protected]
{code}
Errors in datanode log:
{code}
2019-07-24 16:07:01,253 WARN org.apache.hadoop.hdfs.server.datanode.DataNode:
Problem connecting to server: eyang-1.openstacklocal/172.26.111.17:9000
{code}
The logic in HADOOP-16354 always added AuthFilter regardless which http filter
initializer is chosen. This is wrong.
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