| #!/usr/bin/env bash |
| # |
| #/** |
| # * Copyright 2007 The Apache Software Foundation |
| # * |
| # * 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. |
| # */ |
| |
| # check if net.ipv6.bindv6only is set to 1 |
| bindv6only=$(/sbin/sysctl -n net.ipv6.bindv6only 2> /dev/null) |
| if [ -n "$bindv6only" ] && [ "$bindv6only" -eq "1" ] |
| then |
| echo "Error: \"net.ipv6.bindv6only\" is set to 1 - Java networking could be broken" |
| echo "For more info (the following page also applies to hedwig): http://wiki.apache.org/hadoop/HadoopIPv6" |
| exit 1 |
| fi |
| |
| BINDIR=`dirname "$0"` |
| HW_HOME=`cd $BINDIR/..;pwd` |
| |
| DEFAULT_CONF=$HW_HOME/conf/hw_server.conf |
| |
| RELEASE_JAR=`ls $HW_HOME/hedwig-server-*.jar 2> /dev/null | tail -1` |
| if [ $? == 0 ]; then |
| HEDWIG_JAR=$RELEASE_JAR |
| fi |
| |
| BUILT_JAR=`ls $HW_HOME/target/hedwig-server-*.jar 2> /dev/null | tail -1` |
| if [ $? != 0 ] && [ ! -e "$HEDWIG_JAR" ]; then |
| echo "\nCouldn't find hedwig jar."; |
| echo "Make sure you've run 'mvn package'\n"; |
| exit 1; |
| elif [ -e "$BUILT_JAR" ]; then |
| HEDWIG_JAR=$BUILT_JAR |
| fi |
| |
| add_maven_deps_to_classpath() { |
| MVN="mvn" |
| if [ "$MAVEN_HOME" != "" ]; then |
| MVN=${MAVEN_HOME}/bin/mvn |
| fi |
| |
| # Need to generate classpath from maven pom. This is costly so generate it |
| # and cache it. Save the file into our target dir so a mvn clean will get |
| # clean it up and force us create a new one. |
| f="${HW_HOME}/target/cached_classpath.txt" |
| if [ ! -f "${f}" ] |
| then |
| ${MVN} -f "${HW_HOME}/pom.xml" dependency:build-classpath -Dmdep.outputFile="${f}" &> /dev/null |
| fi |
| HEDWIG_CLASSPATH=${CLASSPATH}:`cat "${f}"` |
| } |
| |
| if [ -d "$HW_HOME/lib" ]; then |
| for i in $HW_HOME/lib/*.jar; do |
| HEDWIG_CLASSPATH=$HEDWIG_CLASSPATH:$i |
| done |
| else |
| add_maven_deps_to_classpath |
| fi |
| |
| hedwig_help() { |
| cat <<EOF |
| Usage: hedwig <command> |
| where command is one of: |
| server Run the hedwig server |
| help This help message |
| |
| or command is the full name of a class with a defined main() method. |
| |
| Environment variables: |
| HEDWIG_SERVER_CONF Hedwig server configuration file (default $DEFAULT_CONF) |
| HEDWIG_LOG_CONF Log4j configuration file |
| HEDWIG_EXTRA_OPTS Extra options to be passed to the jvm |
| |
| These variable can also be set in conf/hwenv.sh |
| EOF |
| } |
| |
| # if no args specified, show usage |
| if [ $# = 0 ]; then |
| hedwig_help; |
| exit 1; |
| fi |
| |
| # get arguments |
| COMMAND=$1 |
| shift |
| |
| if [ "$HEDWIG_SERVER_CONF" == "" ]; then |
| HEDWIG_SERVER_CONF=$DEFAULT_CONF; |
| fi |
| |
| HEDWIG_CLASSPATH="$HEDWIG_JAR:$HEDWIG_CLASSPATH" |
| |
| if [ "$HEDWIG_LOG_CONF" != "" ]; then |
| HEDWIG_CLASSPATH="`dirname $HEDWIG_LOG_CONF`:$HEDWIG_CLASSPATH" |
| OPTS="$OPTS -Dlog4j.configuration=`basename $HEDWIG_LOG_CONF`" |
| fi |
| OPTS="-cp $HEDWIG_CLASSPATH $OPTS $HEDWIG_EXTRA_OPTS" |
| |
| # Disable ipv6 as it can cause issues |
| OPTS="$OPTS -Djava.net.preferIPv4Stack=true" |
| |
| if [ $COMMAND == "server" ]; then |
| exec java $OPTS org.apache.hedwig.server.netty.PubSubServer $HEDWIG_SERVER_CONF $@ |
| elif [ $COMMAND == "help" ]; then |
| hedwig_help; |
| else |
| exec java $OPTS $COMMAND $@ |
| fi |
| |
| |