blob: 05174504befb244304f0072b8586eb2fce2b59ff [file] [log] [blame]
#!/bin/bash
### BEGIN INIT INFO
# Provides: cloudstack-usage
# Required-Start: $network $local_fs
# Required-Stop: $network $local_fs
# Default-Start: 3 4 5
# Default-Stop: 0 1 2 6
# Short-Description: Start/stop Apache CloudStack Usage Monitor
# Description: This scripts Starts/Stops the Apache CloudStack Usage Monitor
## The CloudStack Usage Monitor is a part of the Apache CloudStack project and is used
## for storing usage statistics from instances.
## JSVC (Java daemonizing) is used for starting and stopping the usage monitor.
### END INIT INFO
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
. /lib/lsb/init-functions
SHORTNAME="cloudstack-usage"
PIDFILE=/var/run/"$SHORTNAME".pid
PROGNAME="CloudStack Usage Monitor"
CLASS="com.cloud.usage.UsageServer"
PROG="jsvc"
DAEMON="/usr/bin/jsvc"
unset OPTIONS
[ -r /etc/default/"$SHORTNAME" ] && source /etc/default/"$SHORTNAME"
setJavaHome() {
# use $JAVA_HOME if defined
if [ -n "$JAVA_HOME" ] ; then
return
fi
# try java first
java=$(which java 2>/dev/null || :)
# try javac if java is not found
if [ -z "$java" ] ; then
java=$(which javac 2>/dev/null || :)
fi
if [ -n "$java" ] ; then
JAVA_HOME=$(dirname $(dirname $(readlink -e $java)))
export JAVA_HOME
return
fi
# If everything has failed, try hardcoded paths
# The first existing directory is used for JAVA_HOME (if JAVA_HOME is not defined in $DEFAULT)
JDK_DIRS="/usr/lib/jvm/java-8-openjdk-amd64 /usr/lib/jvm/java-8-openjdk-i386 /usr/lib/jvm/java-8-oracle /usr/lib/jvm/java-8-openjdk"
for jdir in $JDK_DIRS; do
if [ -r "$jdir/bin/java" -a -z "${JAVA_HOME}" ]; then
JAVA_HOME="$jdir"
export JAVA_HOME
return
fi
done
# didnt find java home. exiting with error
exit 1
}
setJavaHome
UCP=`ls /usr/share/cloudstack-usage/lib/*.jar | tr '\n' ':' | sed s'/.$//'`
PCP=`ls /usr/share/cloudstack-usage/plugins/*.jar 2>/dev/null | tr '\n' ':' | sed s'/.$//'`
# We need to append the JSVC daemon JAR to the classpath
# AgentShell implements the JSVC daemon methods
export CLASSPATH="/usr/share/java/commons-daemon.jar:/usr/share/java/mysql-connector-java.jar:$UCP:$PCP:/etc/cloudstack/usage"
start() {
if [ -s "$PIDFILE" ] && kill -0 $(cat "$PIDFILE") >/dev/null 2>&1; then
log_daemon_msg "$PROGNAME apparently already running"
log_end_msg 0
exit 0
fi
log_daemon_msg "Starting $PROGNAME" "$SHORTNAME"
if hostname --fqdn >/dev/null 2>&1 ; then
true
else
log_failure_msg "The host name does not resolve properly to an IP address. Cannot start $PROGNAME"
log_end_msg 1
exit 1
fi
if start_daemon -p $PIDFILE $DAEMON -home "$JAVA_HOME" -cp "$CLASSPATH" -pidfile "$PIDFILE" -outfile SYSLOG -errfile SYSLOG -Dpid=$$ $CLASS
RETVAL=$?
then
rc=0
sleep 1
if ! kill -0 $(cat "$PIDFILE") >/dev/null 2>&1; then
log_failure_msg "$PROG failed to start"
rc=1
fi
else
rc=1
fi
if [ $rc -eq 0 ]; then
log_end_msg 0
else
log_end_msg 1
rm -f "$PIDFILE"
fi
}
stop() {
log_daemon_msg "Stopping $PROGNAME" "$SHORTNAME"
killproc -p $PIDFILE $DAEMON
log_end_msg $?
rm -f "$PIDFILE"
}
case "$1" in
start)
start
;;
stop)
stop
;;
status)
status_of_proc -p "$PIDFILE" "$PROG" "$SHORTNAME"
RETVAL=$?
;;
restart | force-reload)
stop
sleep 3
start
;;
*)
echo "Usage: $0 {start|stop|restart|force-reload|status}"
RETVAL=3
esac
exit $RETVAL