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Hadoop QA commented on HDFS-14442: ---------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 51s{color} | {color:blue} Docker mode activated. {color} | || || || || {color:brown} Prechecks {color} || | {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m 0s{color} | {color:green} The patch does not contain any @author tags. {color} | | {color:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 0s{color} | {color:green} The patch appears to include 1 new or modified test files. {color} | || || || || {color:brown} trunk Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 19m 46s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 0s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 43s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 6s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 14m 22s{color} | {color:green} branch has no errors when building and testing our client artifacts. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 15s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 14s{color} | {color:green} trunk passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 1s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 54s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 54s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 38s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 2s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 0s{color} | {color:green} The patch has no whitespace issues. {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 13m 36s{color} | {color:green} patch has no errors when building and testing our client artifacts. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 19s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 12s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:red}-1{color} | {color:red} unit {color} | {color:red}106m 45s{color} | {color:red} hadoop-hdfs in the patch failed. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 31s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black}169m 15s{color} | {color:black} {color} | \\ \\ || Reason || Tests || | Failed junit tests | hadoop.hdfs.server.datanode.TestNNHandlesCombinedBlockReport | | | hadoop.hdfs.TestDFSInputStream | | | hadoop.hdfs.server.namenode.TestRedudantBlocks | \\ \\ || Subsystem || Report/Notes || | Docker | Client=19.03.5 Server=19.03.5 Image:yetus/hadoop:c44943d1fc3 | | JIRA Issue | HDFS-14442 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12989501/HDFS-14442.004.patch | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux 663e49602353 4.15.0-74-generic #84-Ubuntu SMP Thu Dec 19 08:06:28 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/patchprocess/precommit/personality/provided.sh | | git revision | trunk / 263413e | | maven | version: Apache Maven 3.3.9 | | Default Java | 1.8.0_232 | | findbugs | v3.1.0-RC1 | | unit | https://builds.apache.org/job/PreCommit-HDFS-Build/28694/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt | | Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/28694/testReport/ | | Max. process+thread count | 2991 (vs. ulimit of 5500) | | modules | C: hadoop-hdfs-project/hadoop-hdfs U: hadoop-hdfs-project/hadoop-hdfs | | Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/28694/console | | Powered by | Apache Yetus 0.8.0 http://yetus.apache.org | This message was automatically generated. > Disagreement between HAUtil.getAddressOfActive and > RpcInvocationHandler.getConnectionId > --------------------------------------------------------------------------------------- > > Key: HDFS-14442 > URL: https://issues.apache.org/jira/browse/HDFS-14442 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 3.3.0 > Reporter: Erik Krogen > Assignee: Ravuri Sushma sree > Priority: Major > Attachments: HDFS-14442.001.patch, HDFS-14442.002.patch, > HDFS-14442.003.patch, HDFS-14442.004.patch > > > While working on HDFS-14245, we noticed a discrepancy in some proxy-handling > code. > The description of {{RpcInvocationHandler.getConnectionId()}} states: > {code} > /** > * Returns the connection id associated with the InvocationHandler instance. > * @return ConnectionId > */ > ConnectionId getConnectionId(); > {code} > It does not make any claims about whether this connection ID will be an > active proxy or not. Yet in {{HAUtil}} we have: > {code} > /** > * Get the internet address of the currently-active NN. This should rarely > be > * used, since callers of this method who connect directly to the NN using > the > * resulting InetSocketAddress will not be able to connect to the active NN > if > * a failover were to occur after this method has been called. > * > * @param fs the file system to get the active address of. > * @return the internet address of the currently-active NN. > * @throws IOException if an error occurs while resolving the active NN. > */ > public static InetSocketAddress getAddressOfActive(FileSystem fs) > throws IOException { > if (!(fs instanceof DistributedFileSystem)) { > throw new IllegalArgumentException("FileSystem " + fs + " is not a > DFS."); > } > // force client address resolution. > fs.exists(new Path("/")); > DistributedFileSystem dfs = (DistributedFileSystem) fs; > DFSClient dfsClient = dfs.getClient(); > return RPC.getServerAddress(dfsClient.getNamenode()); > } > {code} > Where the call {{RPC.getServerAddress()}} eventually terminates into > {{RpcInvocationHandler#getConnectionId()}}, via {{RPC.getServerAddress()}} -> > {{RPC.getConnectionIdForProxy()}} -> > {{RpcInvocationHandler#getConnectionId()}}. {{HAUtil}} appears to be making > an incorrect assumption that {{RpcInvocationHandler}} will necessarily return > an _active_ connection ID. {{ObserverReadProxyProvider}} demonstrates a > counter-example to this, since the current connection ID may be pointing at, > for example, an Observer NameNode. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org