grafana/scripts/init.sh

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#!/bin/sh
### BEGIN INIT INFO
# Provides: grafana
# Required-Start: $local_fs $remote_fs $network
# Required-Stop: $local_fs $remote_fs $network
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Starts grafana at startup
# Description: Starts grafana at startup
### END INIT INFO
# Documentation available at
# http://refspecs.linuxfoundation.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptfunc.html
# Debian provides some extra functions though
. /lib/lsb/init-functions
DAEMON_NAME="grafana"
DAEMON_USER="grafana"
DAEMON_PATH="/opt/grafana/current/grafana"
DAEMON_OPTS="web"
DAEMON_PWD="/opt/grafana/current"
DAEMON_PID="/var/run/${DAEMON_NAME}.pid"
DAEMON_NICE=0
DAEMON_LOG='/var/log/grafana/grafana.log'
[ -r "/etc/default/${DAEMON_NAME}" ] && . "/etc/default/${DAEMON_NAME}"
do_start() {
local result
pidofproc -p "${DAEMON_PID}" "${DAEMON_PATH}" > /dev/null
if [ $? -eq 0 ]; then
log_warning_msg "${DAEMON_NAME} is already started"
result=0
else
log_daemon_msg "Starting ${DAEMON_DESC}" "${DAEMON_NAME}"
touch "${DAEMON_LOG}"
chown $DAEMON_USER "${DAEMON_LOG}"
chmod u+rw "${DAEMON_LOG}"
if [ -z "${DAEMON_USER}" ]; then
start-stop-daemon --start --quiet --oknodo --background \
--nicelevel $DAEMON_NICE \
--chdir "${DAEMON_PWD}" \
--pidfile "${DAEMON_PID}" --make-pidfile \
--exec "${DAEMON_PATH}" -- $DAEMON_OPTS
result=$?
else
start-stop-daemon --start --quiet --oknodo --background \
--nicelevel $DAEMON_NICE \
--chdir "${DAEMON_PWD}" \
--pidfile "${DAEMON_PID}" --make-pidfile \
--chuid "${DAEMON_USER}" \
--exec "${DAEMON_PATH}" -- $DAEMON_OPTS
result=$?
fi
log_end_msg $result
fi
return $result
}
do_stop() {
local result
pidofproc -p "${DAEMON_PID}" "${DAEMON_PATH}" > /dev/null
if [ $? -ne 0 ]; then
log_warning_msg "${DAEMON_NAME} is not started"
result=0
else
log_daemon_msg "Stopping ${DAEMON_DESC}" "${DAEMON_NAME}"
killproc -p "${DAEMON_PID}" "${DAEMON_PATH}"
result=$?
log_end_msg $result
rm "${DAEMON_PID}"
fi
return $result
}
do_restart() {
local result
do_stop
result=$?
if [ $result = 0 ]; then
do_start
result=$?
fi
return $result
}
do_status() {
local result
status_of_proc -p "${DAEMON_PID}" "${DAEMON_PATH}" "${DAEMON_NAME}"
result=$?
return $result
}
do_usage() {
echo $"Usage: $0 {start | stop | restart | status}"
exit 1
}
case "$1" in
start) do_start; exit $? ;;
stop) do_stop; exit $? ;;
restart) do_restart; exit $? ;;
status) do_status; exit $? ;;
*) do_usage; exit 1 ;;
esac