324 lines
12 KiB
XML
324 lines
12 KiB
XML
<FindBugsFilter>
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<Match>
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<Package name="org.apache.hadoop.record.compiler.generated" />
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</Match>
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<Match>
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<Package name="org.apache.hadoop.hdfs.protocol.proto" />
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</Match>
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<Match>
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<Package name="org.apache.hadoop.hdfs.server.namenode.ha.proto" />
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</Match>
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<Match>
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<Class name="~org.apache.hadoop.hdfs.server.namenode.FsImageProto.*" />
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</Match>
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<Match>
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<Package name="org.apache.hadoop.hdfs.qjournal.protocol" />
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</Match>
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<Match>
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<Bug pattern="EI_EXPOSE_REP" />
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</Match>
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<Match>
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<Bug pattern="EI_EXPOSE_REP2" />
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</Match>
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<Match>
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<Bug pattern="SE_COMPARATOR_SHOULD_BE_SERIALIZABLE" />
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</Match>
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<Match>
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<Bug pattern="SE_BAD_FIELD" />
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</Match>
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<Match>
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<Class name="~.*_jsp" />
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<Bug pattern="DLS_DEAD_LOCAL_STORE" />
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</Match>
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<Match>
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<Field name="_jspx_dependants" />
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<Bug pattern="UWF_UNWRITTEN_FIELD" />
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</Match>
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<!--
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Inconsistent synchronization for Client.Connection.out is
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is intentional to make a connection to be closed instantly.
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-->
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<Match>
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<Class name="org.apache.hadoop.ipc.Client$Connection" />
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<Field name="out" />
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<Bug pattern="IS2_INCONSISTENT_SYNC" />
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</Match>
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<!--
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Ignore Cross Scripting Vulnerabilities
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We have an input quoting filter that protects us.
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-->
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<Match>
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<Bug code="XSS" />
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</Match>
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<Match>
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<Bug code="HRS" />
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</Match>
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<!--
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core changes
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-->
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<Match>
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<Class name="~org.apache.hadoop.*" />
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<Bug code="MS" />
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</Match>
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<!--
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getTmpInputStreams is pretty much like a stream constructor.
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The newly created streams are not supposed to be closed in the constructor. So ignore
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the OBL warning.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl" />
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<Method name="getTmpInputStreams" />
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<Bug pattern="OBL_UNSATISFIED_OBLIGATION" />
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</Match>
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<!--
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This class exposes stream constructors. The newly created streams are not
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supposed to be closed in the constructor. Ignore the OBL warning.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.FileIoProvider$WrappedFileOutputStream" />
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<Bug pattern="OBL_UNSATISFIED_OBLIGATION" />
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</Match>
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<!--
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This class exposes stream constructors. The newly created streams are not
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supposed to be closed in the constructor. Ignore the OBL warning.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.FileIoProvider$WrappedFileInputStream" />
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<Bug pattern="OBL_UNSATISFIED_OBLIGATION" />
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</Match>
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<!--
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This class exposes stream constructors. The newly created streams are not
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supposed to be closed in the constructor. Ignore the OBL warning.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.FileIoProvider$WrappedRandomAccessFile" />
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<Bug pattern="OBL_UNSATISFIED_OBLIGATION" />
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</Match>
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<!--
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lastAppliedTxid is carefully unsynchronized in the BackupNode in a couple spots.
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See the comments in BackupImage for justification.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.FSImage" />
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<Field name="lastAppliedTxId" />
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<Bug pattern="IS2_INCONSISTENT_SYNC" />
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</Match>
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<!--
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Findbugs doesn't realize that closing a FilterOutputStream pushes the close down to
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wrapped streams, too.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.FSImageFormat$Saver" />
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<Method name="save" />
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<Bug pattern="OS_OPEN_STREAM" />
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</Match>
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<!--
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the 'metrics' member is sometimes used from synchronized blocks, sometimes not,
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but it's only reset by test cases, so should be fine
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.FSEditLog" />
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<Field name="metrics" />
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<Bug pattern="IS2_INCONSISTENT_SYNC" />
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</Match>
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<!--
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We use a separate lock to protect modifications to journalSet so that
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FSEditLog#selectInputStreams does not need to be a synchronized method.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.FSEditLog" />
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<Field name="journalSet" />
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<Bug pattern="IS2_INCONSISTENT_SYNC" />
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</Match>
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<!--
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FSEditLog#getTotalSyncCount is not synchronized because this method is
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used by metrics. NullPointerException can happen and it is ignored.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.FSEditLog" />
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<Field name="editLogStream" />
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<Bug pattern="IS2_INCONSISTENT_SYNC" />
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</Match>
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<!--
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FSEditLog#isOpenForWriteWithoutLock and FSEditLog#isSegmentOpenWithoutLock
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are not synchronized because these methods are used by metrics.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.FSEditLog" />
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<Field name="state" />
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<Bug pattern="IS2_INCONSISTENT_SYNC" />
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</Match>
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<!--
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All of the threads which update/increment txid are synchronized,
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so make txid volatile instead of AtomicLong.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.FSEditLog" />
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<Field name="txid" />
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<Bug pattern="VO_VOLATILE_INCREMENT" />
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</Match>
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<!--
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This method isn't performance-critical and is much clearer to write as it's written.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.BlockPoolManager" />
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<Method name="doRefreshNamenodes" />
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<Bug category="PERFORMANCE" />
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</Match>
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<!-- Don't complain about System.exit() being called from quit() -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.MetaRecoveryContext" />
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<Method name="quit" />
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<Bug pattern="DM_EXIT" />
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</Match>
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<!-- More complex cleanup logic confuses findbugs -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.qjournal.server.Journal" />
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<Method name="getPersistedPaxosData" />
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<Bug pattern="NP_NULL_PARAM_DEREF" />
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</Match>
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<!-- guava 27.0 update: @Nullable is not detected, however it's there -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.qjournal.server.Journal" />
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<Method name="persistPaxosData" />
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<Bug pattern="NP_NULL_PARAM_DEREF" />
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</Match>
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<!-- guava 27.0 update: @Nullable is not detected, however it's there -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.qjournal.server.JournalNode" />
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<Method name="getLogDir" />
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<Bug pattern="NP_NULL_PARAM_DEREF" />
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</Match>
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<!-- guava 27.0 update: redundant nullcheck (assert for not null) -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.qjournal.server.JournalNode" />
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<Method name="getLogDir" />
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<Bug pattern="RCN_REDUNDANT_NULLCHECK_WOULD_HAVE_BEEN_A_NPE" />
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</Match>
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<!-- Don't complain about LocalDatanodeInfo's anonymous class -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.client.impl.BlockReaderLocal$LocalDatanodeInfo$1" />
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<Bug pattern="SE_BAD_FIELD_INNER_CLASS" />
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</Match>
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<!-- Only one method increments numFailedVolumes and it is synchronized -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsVolumeList" />
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<Field name="numFailedVolumes" />
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<Bug pattern="VO_VOLATILE_INCREMENT" />
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</Match>
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<!-- Access to pendingReceivedRequests is synchronized -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.BPServiceActor" />
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<Method name="notifyNamenodeBlockImmediately" />
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<Field name="pendingReceivedRequests" />
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<Bug pattern="VO_VOLATILE_INCREMENT" />
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</Match>
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<!-- Replace System.exit() call with ExitUtil.terminate() -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.tools.JMXGet"/>
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<Method name="main" />
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<Bug pattern="NP_NULL_ON_SOME_PATH" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.ReplicaInfo" />
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<Method name="setDirInternal" />
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<Bug pattern="DM_STRING_CTOR" />
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</Match>
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<!-- Manually verified to be okay, we want to throw away the top bit here -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.CachedBlock" />
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<Method name="getReplication" />
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<Bug pattern="ICAST_QUESTIONABLE_UNSIGNED_RIGHT_SHIFT" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.protocol.CacheDirective" />
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<Method name="insertInternal" />
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<Bug pattern="BC_UNCONFIRMED_CAST" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.blockmanagement.CacheReplicationMonitor" />
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<Bug pattern="RV_RETURN_VALUE_IGNORED_BAD_PRACTICE" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.DFSUtil"/>
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<Method name="assertAllResultsEqual" />
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<Bug pattern="NP_LOAD_OF_KNOWN_NULL_VALUE" />
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</Match>
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<!-- Manually verified that signed byte value involved in bitwise OR is not negative -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.INodeFile$HeaderFormat" />
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<Method name="getBlockLayoutRedundancy" />
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<Bug pattern="BIT_IOR_OF_SIGNED_BYTE" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.checker.AbstractFuture" />
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<Bug pattern="DLS_DEAD_STORE_OF_CLASS_LITERAL" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.checker.AbstractFuture" />
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<Bug pattern="DLS_DEAD_LOCAL_STORE" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.checker.AbstractFuture" />
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<Bug pattern="NS_DANGEROUS_NON_SHORT_CIRCUIT" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.NNUpgradeUtil$1" />
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<Method name="visitFile" />
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<Bug pattern="NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.namenode.NNUpgradeUtil$1" />
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<Method name="visitFile" />
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<Bug pattern="NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE" />
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</Match>
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<!-- Ignore warnings for not changing the startup option parsing behavior. -->
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.common.HdfsServerConstants$StartupOption" />
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<Method name="setClusterId" />
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<Bug pattern="ME_ENUM_FIELD_SETTER" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.common.HdfsServerConstants$StartupOption" />
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<Method name="setForce" />
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<Bug pattern="ME_ENUM_FIELD_SETTER" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.common.HdfsServerConstants$StartupOption" />
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<Method name="setForceFormat" />
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<Bug pattern="ME_ENUM_FIELD_SETTER" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.common.HdfsServerConstants$StartupOption" />
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<Method name="setInteractiveFormat" />
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<Bug pattern="ME_ENUM_FIELD_SETTER" />
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</Match>
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<Match>
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<Class name="org.apache.hadoop.hdfs.server.datanode.DirectoryScanner" />
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<Method name="reconcile" />
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<Bug pattern="SWL_SLEEP_WITH_LOCK_HELD" />
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</Match>
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<!--
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conversionPattern is only set once and used to initiate PatternLayout object
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only once. It is set by log4j framework if set as part of log4j properties and accessed
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only during first append operation.
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-->
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<Match>
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<Class name="org.apache.hadoop.hdfs.util.AsyncRFAAppender"/>
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<Field name="conversionPattern"/>
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<Bug pattern="IS2_INCONSISTENT_SYNC"/>
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</Match>
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</FindBugsFilter>
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