| #!/usr/bin/env bash |
| # |
| # 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. |
| # |
| |
| # resolve links - $0 may be a softlink |
| PRG="${0}" |
| |
| 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}` |
| BASEDIR=`cd ${BASEDIR}/..;pwd` |
| . ${BASEDIR}/bin/lens-config.sh 'client' |
| |
| JAVA_PROPERTIES="$LENS_OPTS $LENS_PROPERTIES -Dlens.log.dir=$LENS_LOG_DIR -Dlens.home=${LENS_HOME_DIR} -Dconfig.location=$LENS_CONF" |
| |
| |
| ################################ |
| # functions |
| ################################ |
| |
| info() { |
| local msg=$1 |
| |
| echo "Info: $msg" >&2 |
| } |
| |
| warn() { |
| local msg=$1 |
| |
| echo "Warning: $msg" >&2 |
| } |
| |
| error() { |
| local msg=$1 |
| local exit_code=$2 |
| |
| echo "Error: $msg" >&2 |
| |
| if [ -n "$exit_code" ] ; then |
| exit $exit_code |
| fi |
| } |
| |
| setenv() { |
| |
| # HADOOP_HOME env variable overrides hadoop in the path |
| HADOOP_HOME=${HADOOP_HOME:-${HADOOP_PREFIX}} |
| if [ "$HADOOP_HOME" == "" ]; then |
| echo "Cannot find hadoop installation: \$HADOOP_HOME or \$HADOOP_PREFIX must be set or hadoop must be in the path"; |
| exit 4; |
| else |
| echo "Adding hadoop libs in classpath from $HADOOP_HOME" |
| |
| #ASSUMPTION: hadoop jars would be present in HADOOP_HOME if installed through deb or would be present |
| # in HADOOP_HOME/share/hadoop if installed through tarball. They can not coexist. |
| |
| CORE_JARS=`ls $HADOOP_HOME/hadoop-core-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| |
| LIB_JARS=`ls $HADOOP_HOME/lib/guava-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| LIB_JARS=$LIB_JARS:`ls ${HADOOP_HOME}/lib/commons-configuration-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| LIB_JARS=$LIB_JARS:`ls ${HADOOP_HOME}/lib/protobuf-java-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| LIB_JARS=$LIB_JARS:`ls ${HADOOP_HOME}/share/hadoop/common/lib/commons-configuration-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| LIB_JARS=$LIB_JARS:`ls ${HADOOP_HOME}/share/hadoop/hdfs/lib/protobuf-java-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| |
| |
| COMMON_JARS=`ls ${HADOOP_HOME}/hadoop-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| COMMON_JARS=$COMMON_JARS:`ls ${HADOOP_HOME}/share/hadoop/common/hadoop-common-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| COMMON_JARS=$COMMON_JARS:`ls ${HADOOP_HOME}/share/hadoop/common/lib/hadoop-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| |
| HDFS_JARS=`ls ${HADOOP_HOME}/../hadoop-hdfs/hadoop-hdfs-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| HDFS_JARS=$HDFS_JARS:`ls ${HADOOP_HOME}/share/hadoop/hdfs/hadoop-hdfs-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| |
| MAPRED_JARS=`ls ${HADOOP_HOME}/../hadoop-mapreduce/hadoop-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| MAPRED_JARS=$MAPRED_JARS:`ls ${HADOOP_HOME}/share/hadoop/mapreduce/hadoop-*.jar 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| |
| HADOOP_JARPATH=$CORE_JARS:$LIB_JARS:$COMMON_JARS:$HDFS_JARS:$MAPRED_JARS |
| LENSCPPATH=${LENSCPPATH}:$HADOOP_JARPATH |
| fi |
| |
| if [ "$HIVE_HOME" != "" ]; then |
| echo "HIVE_HOME is set, adding ${HIVE_HOME}/lib/* into lens classpath" |
| LENSCPPATH=${LENSCPPATH}:`ls ${HIVE_HOME}/lib/* 2>/dev/null | tr "\n" ':' 2>/dev/null` |
| else |
| echo "HIVE_HOME is not set. Set HIVE_HOME and try again" |
| exit 1 |
| fi |
| |
| # Add HIVE_HOME to HADOOP_CLASS_PATH |
| HADOOP_CLASSPATH="$HADOOP_CLASSPATH:${HIVE_HOME}/lib/*" |
| export HADOOP_CLASSPATH |
| |
| } |
| ################################ |
| # main |
| ################################ |
| |
| opt_conf="" |
| opt_classname="" |
| while [ -n "$*" ] ; do |
| arg=$1 |
| shift |
| case "$arg" in |
| --conf|-c) |
| [ -n "$1" ] || error "Option --conf requires an argument" 1 |
| opt_conf=$1 |
| shift |
| ;; |
| --classpath|-C) |
| [ -n "$1" ] || error "Option --classpath requires an argument" 1 |
| LENSCPPATH="LENSCPPATH:$1" |
| shift |
| ;; |
| -D*) |
| JAVA_PROPERTIES="${JAVA_PROPERTIES} $arg" |
| ;; |
| *) |
| if [ "$opt_classname" == "" ]; then |
| opt_classname=$arg |
| echo "opt_classname is " $opt_classname |
| else |
| args="$args $arg" |
| fi |
| ;; |
| esac |
| done |
| echo "args are " $args |
| |
| |
| # prepend conf dir to classpath |
| if [ -n "$opt_conf" ]; then |
| LENSCPPATH="$opt_conf:$LENSCPPATH" |
| fi |
| |
| # finally, invoke the appropriate command |
| if [ "$opt_classname" == "" ]; then |
| echo "Usage : $0 <classname>" |
| exit 1 |
| fi |
| echo "Executing class " $opt_classname |
| |
| setenv |
| |
| exec ${JAVA_BIN} ${JAVA_PROPERTIES} -cp ${LENSCPPATH} \ |
| "$opt_classname" $args |
| |
| exit 0 |