ATLAS-3015: Classification Updater tool.

tools/classification-updater/pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one
+  ~ or more contributor license agreements.  See the NOTICE file
+  ~ distributed with this work for additional information
+  ~ regarding copyright ownership.  The ASF licenses this file
+  ~ to you under the Apache License, Version 2.0 (the
+  ~ "License"); you may not use this file except in compliance
+  ~ with the License.  You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <artifactId>apache-atlas</artifactId>
+        <groupId>org.apache.atlas</groupId>
+        <version>2.0.0-SNAPSHOT</version>
+        <relativePath>../../</relativePath>
+    </parent>
+    <artifactId>atlas-classification-updater</artifactId>
+    <description>Apache Atlas classification updater Module</description>
+    <name>Apache Atlas classification updater</name>
+    <packaging>jar</packaging>
+
+    <properties>
+        <calcite.version>0.9.2-incubating</calcite.version>
+    </properties>
+
+    <dependencies>
+        <!-- Logging -->
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-log4j12</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.atlas</groupId>
+            <artifactId>atlas-client-v1</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.atlas</groupId>
+            <artifactId>atlas-client-v2</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.atlas</groupId>
+            <artifactId>atlas-notification</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.atlas</groupId>
+            <artifactId>hdfs-model</artifactId>
+        </dependency>
+
+        <!-- to bring up atlas server for integration tests -->
+
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+            <version>${jackson.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.testng</groupId>
+            <artifactId>testng</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-all</artifactId>
+        </dependency>
+
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>2.4</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>test-jar</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

tools/classification-updater/src/main/resources/atlas-log4j.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one
+  ~ or more contributor license agreements.  See the NOTICE file
+  ~ distributed with this work for additional information
+  ~ regarding copyright ownership.  The ASF licenses this file
+  ~ to you under the Apache License, Version 2.0 (the
+  ~ "License"); you may not use this file except in compliance
+  ~ with the License.  You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
+
+<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
+    <appender name="FILE" class="org.apache.log4j.RollingFileAppender">
+        <param name="File" value="/var/log/atlas/classification-updater.log"/>
+        <param name="Append" value="true"/>
+        <param name="maxFileSize" value="100MB" />
+        <param name="maxBackupIndex" value="20" />
+        <layout class="org.apache.log4j.PatternLayout">
+            <param name="ConversionPattern" value="%d %-5p - [%t:%x] ~ %m (%C{1}:%L)%n"/>
+        </layout>
+    </appender>
+
+    <logger name="org.apache.atlas.tools.BulkFetchAndUpdate" additivity="false">
+        <level value="info"/>
+        <appender-ref ref="FILE"/>
+    </logger>
+
+    <root>
+        <priority value="warn"/>
+        <appender-ref ref="FILE"/>
+    </root>
+</log4j:configuration>

tools/classification-updater/src/main/resources/update-classifications.sh

+#!/bin/bash
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License. See accompanying LICENSE file.
+#
+# resolve links - $0 may be a softlink
+PRG="${0}"
+
+[[ `uname -s` == *"CYGWIN"* ]] && CYGWIN=true
+
+while [ -h "${PRG}" ]; do
+  ls=`ls -ld "${PRG}"`
+  link=`expr "$ls" : '.*-> \(.*\)$'`
+  if expr "$link" : '/.*' > /dev/null; then
+    PRG="$link"
+  else
+    PRG=`dirname "${PRG}"`/"$link"
+  fi
+done
+
+BASEDIR=`dirname ${PRG}`
+
+if test -z "${JAVA_HOME}"
+then
+    JAVA_BIN=`which java`
+    JAR_BIN=`which jar`
+else
+    JAVA_BIN="${JAVA_HOME}/bin/java"
+    JAR_BIN="${JAVA_HOME}/bin/jar"
+fi
+export JAVA_BIN
+
+if [ ! -e "${JAVA_BIN}" ] || [ ! -e "${JAR_BIN}" ]; then
+  echo "$JAVA_BIN and/or $JAR_BIN not found on the system. Please make sure java and jar commands are available."
+  exit 1
+fi
+
+# Construct ATLAS_CONF where atlas-properties reside
+export ATLAS_CONF=/usr/hdp/current/atlas-server/conf/
+
+# log dir for applications
+ATLAS_LOG_DIR="/var/log/atlas"
+ATLAS_LOG_FILE="classification-updater.log"
+LOG_CONFIG="${BASEDIR}/atlas-log4j.xml"
+
+# Construct Atlas classpath. 
+for i in "/usr/hdp/current/atlas-server/server/webapp/atlas/WEB-INF/lib/"*.jar; do
+  ATLASCPPATH="${ATLASCPPATH}:$i"
+done
+
+for i in "${BASEDIR}/"*.jar; do
+  ATLASCPPATH="${ATLASCPPATH}:$i"
+done
+
+echo "Logging: ${ATLAS_LOG_DIR}/${ATLAS_LOG_FILE}"
+echo "Log config: ${LOG_CONFIG}"
+
+TIME=`date +%Y%m%d%H%M%s`
+CP="${ATLASCPPATH}:${ATLAS_CONF}"
+
+# If running in cygwin, convert pathnames and classpath to Windows format.
+if [ "${CYGWIN}" == "true" ]
+then
+   ATLAS_LOG_DIR=`cygpath -w ${ATLAS_LOG_DIR}`
+   ATLAS_LOG_FILE=`cygpath -w ${ATLAS_LOG_FILE}`
+   CP=`cygpath -w -p ${CP}`
+fi
+
+JAVA_PROPERTIES="$ATLAS_OPTS -Datlas.log.dir=$ATLAS_LOG_DIR -Datlas.log.file=$ATLAS_LOG_FILE -Dlog4j.configuration=file://$LOG_CONFIG"
+
+IMPORT_ARGS=$@
+JVM_ARGS=
+
+JAVA_PROPERTIES="${JAVA_PROPERTIES} ${JVM_ARGS}"
+
+"${JAVA_BIN}" ${JAVA_PROPERTIES} -cp "${CP}" org.apache.atlas.tools.BulkFetchAndUpdate $IMPORT_ARGS
+
+RETVAL=$?
+[ $RETVAL -eq 0 ] && echo Done!
+[ $RETVAL -ne 0 ] && echo Failed!
+exit $RETVAL