c29232a263
Change-Id: I420f443efe9aa6d3b09f261def20df3209c321c6
171 lines
5.0 KiB
Bash
Executable File
171 lines
5.0 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
### BEGIN INIT INFO
|
|
# Provides: monasca-agent
|
|
# Short-Description: Start and start monasca-agent
|
|
# Description: monasca-agent is the monitoring Agent component OpenStack Monitoring
|
|
# Required-Start: $remote_fs
|
|
# Required-Stop: $remote_fs
|
|
# Default-Start: 2 3 4 5
|
|
# Default-Stop: 0 1 6
|
|
### END INIT INFO
|
|
|
|
PATH=$PATH:/usr/local/bin # supervisord might live here
|
|
PATH=$PATH:/sbin
|
|
|
|
AGENTPATH="{prefix}/bin/monasca-collector"
|
|
AGENTCONF="{config_dir}/agent.yaml"
|
|
MONASCASTATSDPATH="{prefix}/bin/monasca-statsd"
|
|
AGENTUSER="{monasca_user}"
|
|
FORWARDERPATH="{prefix}/bin/monasca-forwarder"
|
|
NAME="monasca-agent"
|
|
DESC="Monasca Monitoring Agent"
|
|
AGENT_PID_PATH="/var/tmp/monasca-agent.pid"
|
|
SUPERVISOR_PIDFILE="/var/tmp/monasca-agent-supervisord.pid"
|
|
SUPERVISOR_FILE="{config_dir}/supervisor.conf"
|
|
SUPERVISOR_SOCK="/var/tmp/monasca-agent-supervisor.sock"
|
|
SUPERVISORD="{prefix}/bin/supervisord"
|
|
SUPERVISORCTL="{prefix}/bin/supervisorctl"
|
|
|
|
# This script is considered a configuration file and will not be
|
|
# removed by dpkg unless the --purge option it set. Therefore we
|
|
# make sure that the Agent is actually installed before we try to do anything:
|
|
if [ ! -x $AGENTPATH ]; then
|
|
echo "$AGENTPATH not found. Exiting."
|
|
exit 0
|
|
fi
|
|
|
|
check_status() {{
|
|
# If the socket exists, we can use supervisorctl
|
|
if [ -e $SUPERVISOR_SOCK ]; then
|
|
# If we're using supervisor, check the number of processes
|
|
# supervisor is currently controlling, and make sure that it's the
|
|
# same as the number of programs specified in the supervisor config
|
|
# file:
|
|
|
|
supervisor_processes=$($SUPERVISORCTL -c $SUPERVISOR_FILE status)
|
|
supervisor_processes=$(echo "$supervisor_processes" |
|
|
grep -v pup |
|
|
grep $NAME |
|
|
grep -c RUNNING)
|
|
supervisor_config_programs=$(grep -v pup $SUPERVISOR_FILE |
|
|
grep -c '\[program:')
|
|
|
|
if [ "$supervisor_processes" -ne "$supervisor_config_programs" ]; then
|
|
echo "$supervisor_processes"
|
|
echo "$DESC (supervisor) is NOT running all child processes"
|
|
return 1
|
|
else
|
|
echo "$DESC (supervisor) is running all child processes"
|
|
return 0
|
|
fi
|
|
else
|
|
echo "$DESC (supervisor) is not running"
|
|
return 1
|
|
fi
|
|
}}
|
|
|
|
# Action to take
|
|
case "$1" in
|
|
start)
|
|
if [ ! -f $AGENTCONF ]; then
|
|
echo "$AGENTCONF not found. Exiting."
|
|
exit 3
|
|
fi
|
|
|
|
check_status > /dev/null
|
|
if [ $? -eq 0 ]; then
|
|
echo "$DESC is already running"
|
|
exit 0
|
|
fi
|
|
|
|
su $AGENTUSER -c "$AGENTPATH configcheck" > /dev/null
|
|
if [ $? -ne 0 ]; then
|
|
echo "Invalid check configuration. Please run sudo /etc/init.d/monasca-agent configtest for more details."
|
|
echo "Resuming starting process."
|
|
fi
|
|
|
|
|
|
echo "Starting $DESC (using supervisord)" "$NAME"
|
|
$SUPERVISORD -c $SUPERVISOR_FILE -u $AGENTUSER --pidfile $SUPERVISOR_PIDFILE
|
|
if [ $? -ne 0 ]; then
|
|
exit $?
|
|
fi
|
|
|
|
# check if the agent is running once per second for 10 seconds
|
|
retries=10
|
|
while [ $retries -gt 1 ]; do
|
|
if check_status > /dev/null; then
|
|
# We've started up successfully. Exit cleanly
|
|
exit 0
|
|
else
|
|
retries=$(($retries - 1))
|
|
sleep 1
|
|
fi
|
|
done
|
|
# After 10 tries the agent didn't start. Report an error
|
|
exit 1
|
|
check_status # report what went wrong
|
|
$0 stop
|
|
exit 1
|
|
;;
|
|
stop)
|
|
|
|
echo "Stopping $DESC (stopping supervisord)" "$NAME"
|
|
if [ -e $SUPERVISOR_PIDFILE ]; then
|
|
kill `cat $SUPERVISOR_PIDFILE`
|
|
else
|
|
echo "Pid file $SUPERVISOR_PIDFILE not found, nothing to stop"
|
|
fi
|
|
|
|
exit $?
|
|
|
|
;;
|
|
|
|
info)
|
|
shift # Shift 'info' out of args so we can pass any
|
|
# additional options to the real command
|
|
# (right now only monasca-agent supports additional flags)
|
|
su $AGENTUSER -c "$AGENTPATH info $@"
|
|
COLLECTOR_RETURN=$?
|
|
su $AGENTUSER -c "$MONASCASTATSDPATH info"
|
|
MONASCASTATSD_RETURN=$?
|
|
su $AGENTUSER -c "$FORWARDERPATH info"
|
|
FORWARDER_RETURN=$?
|
|
exit $(($COLLECTOR_RETURN+$MONASCASTATSD_RETURN+$FORWARDER_RETURN))
|
|
;;
|
|
|
|
status)
|
|
check_status
|
|
;;
|
|
|
|
restart|force-reload)
|
|
$0 stop
|
|
sleep 1
|
|
$0 start
|
|
;;
|
|
|
|
configcheck)
|
|
su $AGENTUSER -c "$AGENTPATH configcheck"
|
|
exit $?
|
|
;;
|
|
|
|
configtest)
|
|
su $AGENTUSER -c "$AGENTPATH configcheck"
|
|
exit $?
|
|
;;
|
|
|
|
jmx)
|
|
shift
|
|
su $AGENTUSER -c "$AGENTPATH jmx $@"
|
|
exit $?
|
|
;;
|
|
|
|
*)
|
|
echo "Usage: /etc/init.d/$NAME {{start|stop|restart|info|status|configcheck|configtest|jmx}}"
|
|
exit 1
|
|
;;
|
|
esac
|
|
|
|
exit $?
|