druid/examples/bin/run-druid

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#!/bin/bash -eu
# 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.
if [ "$#" -gt 4 ] || [ "$#" -eq 0 ]
then
>&2 echo "usage: $0 <service> [conf-dir]"
exit 1
fi
PWD="$(pwd)"
WHEREAMI="$(dirname "$0")"
WHATAMI="$1"
if [ "$#" -eq 1 ]
then
CONFDIR="$WHEREAMI/../conf"
else
CONFDIR="$2"
fi
CONFDIR="$(cd "$CONFDIR">/dev/null && pwd)"
WHEREAMI="$(cd "$WHEREAMI">/dev/null && pwd)"
LOG_DIR="${DRUID_LOG_DIR:=${WHEREAMI}/../log}"
# Remove possible ending slash
if [[ $LOG_DIR == */ ]];
then
LOG_DIR=${LOG_DIR%?}
fi
if [ ! -d "$LOG_DIR" ]; then mkdir -p $LOG_DIR; fi
echo "Running [$1], logging to [$LOG_DIR/$1.log] if no changes made to log4j2.xml"
if [ "$WHATAMI" = 'coordinator-overlord' ]
then
SERVER_NAME=coordinator
else
SERVER_NAME="$WHATAMI"
fi
if [ ! -f "$CONFDIR"/$WHATAMI/main.config ];
then
MAIN_CLASS="org.apache.druid.cli.Main server $SERVER_NAME"
else
MAIN_CLASS=`cat "$CONFDIR"/$WHATAMI/main.config | xargs`
fi
cd "$WHEREAMI/.."
CLASS_PATH="$CONFDIR"/"$WHATAMI":"$CONFDIR"/_common:"$CONFDIR"/_common/hadoop-xml:"$CONFDIR"/../_common:"$CONFDIR"/../_common/hadoop-xml:"$WHEREAMI/../lib/*"
if [ "$#" -eq 3 ] || [ "$#" -eq 4 ]
then
# args: <service> <conf_path> <jvm_args> or <service> <conf_path> <jvm_args> <mm_task_count mm_task_java_props>
JVMARGS=`cat "$CONFDIR/_common/common.jvm.config" | xargs`
JVMARGS+=' '
JVMARGS+=$3
if [ "$#" -eq 3 ]
then
# args: <service> <conf_path> <jvm_args>
exec "$WHEREAMI"/run-java -Ddruid.node.type=$1 "-Ddruid.log.path=$LOG_DIR" $JVMARGS \
-cp $CLASS_PATH $MAIN_CLASS
else
# args: <service> <conf_path> <jvm_args> <mm_task_count mm_task_java_props>
exec "$WHEREAMI"/run-java -Ddruid.node.type=$1 $4 "-Ddruid.log.path=$LOG_DIR" $JVMARGS \
-cp $CLASS_PATH $MAIN_CLASS
fi
else
# args: <service> <conf_path>
exec "$WHEREAMI"/run-java -Ddruid.node.type=$1 "-Ddruid.log.path=$LOG_DIR" \
`cat "$CONFDIR"/"$WHATAMI"/jvm.config | xargs` \
-cp $CLASS_PATH $MAIN_CLASS
fi