Details
Description
When there is a request to "http://<DN host>:<DN port>/" without "webhdfs/v1" suffix, DN returns 500 response code and throws StringIndexOutOfBoundsException as follows:
2020-05-01 16:10:20,220 ERROR org.apache.hadoop.hdfs.server.datanode.web.HostRestrictingAuthorizationFilterHandler: Exception in HostRestrictingAuthorizationFilterHandler java.lang.StringIndexOutOfBoundsException: String index out of range: -10 at java.base/java.lang.String.substring(String.java:1841) at org.apache.hadoop.hdfs.server.common.HostRestrictingAuthorizationFilter.handleInteraction(HostRestrictingAuthorizationFilter.java:234) at org.apache.hadoop.hdfs.server.datanode.web.HostRestrictingAuthorizationFilterHandler.channelRead0(HostRestrictingAuthorizationFilterHandler.java:155) at org.apache.hadoop.hdfs.server.datanode.web.HostRestrictingAuthorizationFilterHandler.channelRead0(HostRestrictingAuthorizationFilterHandler.java:58) at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:328) at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:302) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1422) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:931) at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163) at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1044) at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) at java.base/java.lang.Thread.run(Thread.java:834)
Attachments
Issue Links
- relates to
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HDFS-14234 Limit WebHDFS to specifc user, host, directory triples
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- Resolved
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- links to