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Hadoop QA commented on HDFS-8078: --------------------------------- \\ \\ | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | pre-patch | 14m 32s | Pre-patch trunk compilation is healthy. | | {color:green}+1{color} | @author | 0m 0s | The patch does not contain any @author tags. | | {color:green}+1{color} | tests included | 0m 0s | The patch appears to include 1 new or modified test files. | | {color:green}+1{color} | javac | 7m 28s | There were no new javac warning messages. | | {color:green}+1{color} | javadoc | 9m 34s | There were no new javadoc warning messages. | | {color:green}+1{color} | release audit | 0m 22s | The applied patch does not increase the total number of release audit warnings. | | {color:red}-1{color} | checkstyle | 2m 33s | The applied patch generated 4 new checkstyle issues (total was 5, now 8). | | {color:red}-1{color} | whitespace | 0m 0s | The patch has 1 line(s) that end in whitespace. Use git apply --whitespace=fix. | | {color:green}+1{color} | install | 1m 32s | mvn install still works. | | {color:green}+1{color} | eclipse:eclipse | 0m 32s | The patch built with eclipse:eclipse. | | {color:green}+1{color} | findbugs | 3m 43s | The patch does not introduce any new Findbugs (version 2.0.3) warnings. | | {color:green}+1{color} | native | 3m 14s | Pre-build of native portion | | {color:red}-1{color} | hdfs tests | 165m 34s | Tests failed in hadoop-hdfs. | | {color:red}-1{color} | hdfs tests | 0m 18s | Tests failed in hadoop-hdfs-client. | | | | 209m 29s | | \\ \\ || Reason || Tests || | Failed unit tests | hadoop.hdfs.server.namenode.TestFileTruncate | | Failed build | hadoop-hdfs-client | \\ \\ || Subsystem || Report/Notes || | Patch URL | http://issues.apache.org/jira/secure/attachment/12729841/HDFS-8078.8.patch | | Optional Tests | javadoc javac unit findbugs checkstyle | | git revision | trunk / d3d019c | | checkstyle | https://builds.apache.org/job/PreCommit-HDFS-Build/10511/artifact/patchprocess/diffcheckstylehadoop-hdfs-client.txt | | whitespace | https://builds.apache.org/job/PreCommit-HDFS-Build/10511/artifact/patchprocess/whitespace.txt | | hadoop-hdfs test log | https://builds.apache.org/job/PreCommit-HDFS-Build/10511/artifact/patchprocess/testrun_hadoop-hdfs.txt | | hadoop-hdfs-client test log | https://builds.apache.org/job/PreCommit-HDFS-Build/10511/artifact/patchprocess/testrun_hadoop-hdfs-client.txt | | Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/10511/testReport/ | | Java | 1.7.0_55 | | uname | Linux asf906.gq1.ygridcore.net 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux | | Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/10511/console | This message was automatically generated. > HDFS client gets errors trying to to connect to IPv6 DataNode > ------------------------------------------------------------- > > Key: HDFS-8078 > URL: https://issues.apache.org/jira/browse/HDFS-8078 > Project: Hadoop HDFS > Issue Type: Bug > Components: hdfs-client > Affects Versions: 2.6.0 > Reporter: Nate Edel > Assignee: Nate Edel > Labels: ipv6 > Attachments: HDFS-8078.8.patch > > > 1st exception, on put: > 15/03/23 18:43:18 WARN hdfs.DFSClient: DataStreamer Exception > java.lang.IllegalArgumentException: Does not contain a valid host:port > authority: 2401:db00:1010:70ba:face:0:8:0:50010 > at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:212) > at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:164) > at org.apache.hadoop.net.NetUtils.createSocketAddr(NetUtils.java:153) > at > org.apache.hadoop.hdfs.DFSOutputStream.createSocketForPipeline(DFSOutputStream.java:1607) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.createBlockOutputStream(DFSOutputStream.java:1408) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1361) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:588) > Appears to actually stem from code in DataNodeID which assumes it's safe to > append together (ipaddr + ":" + port) -- which is OK for IPv4 and not OK for > IPv6. NetUtils.createSocketAddr( ) assembles a Java URI object, which > requires the format proto://[2401:db00:1010:70ba:face:0:8:0]:50010 > Currently using InetAddress.getByName() to validate IPv6 (guava > InetAddresses.forString has been flaky) but could also use our own parsing. > (From logging this, it seems like a low-enough frequency call that the extra > object creation shouldn't be problematic, and for me the slight risk of > passing in bad input that is not actually an IPv4 or IPv6 address and thus > calling an external DNS lookup is outweighed by getting the address > normalized and avoiding rewriting parsing.) > Alternatively, sun.net.util.IPAddressUtil.isIPv6LiteralAddress() > ------- > 2nd exception (on datanode) > 15/04/13 13:18:07 ERROR datanode.DataNode: > dev1903.prn1.facebook.com:50010:DataXceiver error processing unknown > operation src: /2401:db00:20:7013:face:0:7:0:54152 dst: > /2401:db00:11:d010:face:0:2f:0:50010 > java.io.EOFException > at java.io.DataInputStream.readShort(DataInputStream.java:315) > at > org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.readOp(Receiver.java:58) > at > org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:226) > at java.lang.Thread.run(Thread.java:745) > Which also comes as client error "-get: 2401 is not an IP string literal." > This one has existing parsing logic which needs to shift to the last colon > rather than the first. Should also be a tiny bit faster by using lastIndexOf > rather than split. Could alternatively use the techniques above. -- This message was sent by Atlassian JIRA (v6.3.4#6332)