| #!/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 |