HADOOP-12436. GlobPattern regex library has performance issues with wildcard characters (Matthew Paduano via aw)
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Allen Wittenauer
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LICENSE.txt
35
LICENSE.txt
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@ -320,6 +320,41 @@ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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For com.google.re2j.* classes:
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---------------------------------------------------------------------
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This is a work derived from Russ Cox's RE2 in Go, whose license
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http://golang.org/LICENSE is as follows:
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Copyright (c) 2009 The Go Authors. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Google Inc. nor the names of its contributors
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may be used to endorse or promote products derived from this
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software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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For hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/fuse-dfs/util/tree.h
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---------------------------------------------------------------------
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Copyright 2002 Niels Provos <provos@citi.umich.edu>
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@ -243,6 +243,9 @@ Trunk (Unreleased)
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HADOOP-12249. pull argument parsing into a function (aw)
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HADOOP-12436. GlobPattern regex library has performance issues with
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wildcard characters (Matthew Paduano via aw)
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BUG FIXES
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HADOOP-11473. test-patch says "-1 overall" even when all checks are +1
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@ -191,6 +191,12 @@
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<artifactId>ant</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>com.google.re2j</groupId>
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<artifactId>re2j</artifactId>
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<version>${re2j.version}</version>
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<scope>compile</scope>
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</dependency>
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<dependency>
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<groupId>com.google.protobuf</groupId>
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<artifactId>protobuf-java</artifactId>
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@ -18,8 +18,8 @@
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package org.apache.hadoop.fs;
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import java.util.regex.Pattern;
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import java.util.regex.PatternSyntaxException;
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import com.google.re2j.Pattern;
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import com.google.re2j.PatternSyntaxException;
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import org.apache.hadoop.classification.InterfaceAudience;
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import org.apache.hadoop.classification.InterfaceStability;
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@ -164,6 +164,7 @@ public class GlobPattern {
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}
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private static void error(String message, String pattern, int pos) {
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throw new PatternSyntaxException(message, pattern, pos);
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String fullMessage = String.format("%s at pos %d", message, pos);
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throw new PatternSyntaxException(fullMessage, pattern);
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}
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}
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@ -19,8 +19,6 @@
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package org.apache.hadoop.metrics2.filter;
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import java.util.Map;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import com.google.common.collect.Maps;
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import org.apache.commons.configuration.SubsetConfiguration;
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@ -30,6 +28,8 @@ import org.apache.hadoop.metrics2.MetricsException;
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import org.apache.hadoop.metrics2.MetricsFilter;
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import org.apache.hadoop.metrics2.MetricsTag;
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import com.google.re2j.Matcher;
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import com.google.re2j.Pattern;
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/**
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* Base class for pattern based filters
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*/
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@ -18,12 +18,12 @@
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package org.apache.hadoop.metrics2.filter;
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import java.util.regex.Pattern;
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import org.apache.hadoop.fs.GlobPattern;
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import org.apache.hadoop.classification.InterfaceAudience;
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import org.apache.hadoop.classification.InterfaceStability;
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import com.google.re2j.Pattern;
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/**
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* A glob pattern filter for metrics.
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*
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@ -18,11 +18,11 @@
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package org.apache.hadoop.metrics2.filter;
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import java.util.regex.Pattern;
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import org.apache.hadoop.classification.InterfaceAudience;
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import org.apache.hadoop.classification.InterfaceStability;
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import com.google.re2j.Pattern;
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/**
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* A regex pattern filter for metrics
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*/
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@ -33,7 +33,6 @@ import java.nio.ByteBuffer;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.regex.Pattern;
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import javax.security.auth.callback.Callback;
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import javax.security.auth.callback.CallbackHandler;
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@ -75,6 +74,7 @@ import org.apache.hadoop.util.ProtoUtil;
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import com.google.common.annotations.VisibleForTesting;
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import com.google.protobuf.ByteString;
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import com.google.re2j.Pattern;
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/**
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* A utility class that encapsulates SASL logic for RPC client
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*/
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@ -18,10 +18,10 @@
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package org.apache.hadoop.fs;
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import java.util.regex.PatternSyntaxException;
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import org.junit.Test;
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import static org.junit.Assert.*;
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import com.google.re2j.PatternSyntaxException;
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/**
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* Tests for glob patterns
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*/
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@ -69,6 +69,11 @@ public class TestGlobPattern {
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}
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@Test public void testInvalidPatterns() {
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shouldThrow("[", "[[]]", "[][]", "{", "\\");
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shouldThrow("[", "[[]]", "{", "\\");
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}
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@Test(timeout=1000) public void testPathologicalPatterns() {
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String badFilename = "job_1429571161900_4222-1430338332599-tda%2D%2D+******************************+++...%270%27%28Stage-1430338580443-39-2000-SUCCEEDED-production%2Dhigh-1430338340360.jhist";
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assertMatch(true, badFilename, badFilename);
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}
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}
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@ -68,6 +68,9 @@
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<jackson.version>1.9.13</jackson.version>
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<jackson2.version>2.2.3</jackson2.version>
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<!-- com.google.re2j version -->
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<re2j.version>1.0</re2j.version>
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<!-- ProtocolBuffer version, used to verify the protoc version and -->
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<!-- define the protobuf JAR version -->
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<protobuf.version>2.5.0</protobuf.version>
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