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#!/sbin/runscript
# The path netdata has been installed.
# Leave it empty if netdata is installed in /
NETDATA_INSTALL_PATH=${NETDATA_INSTALL_PATH-}
# The user netdata is configured to run as.
# If you edit its configuration file to set a different
# user, set it here too, to have its files switch ownership
NETDATA_OWNER=${NETDATA_OWNER-netdata:netdata}
# The URL to download netdata config.
NETDATA_CONFIG_URL=${NETDATA_CONFIG_URL-http://localhost:19999/netdata.conf}
# The timeout in seconds to wait for netdata
# to save its database on disk and exit.
NETDATA_WAIT_EXIT_TIMEOUT=${NETDATA_WAIT_EXIT_TIMEOUT-15}
# When set to 1, if netdata does not exit in
# NETDATA_WAIT_EXIT_TIMEOUT, we will force it
# to exit.
NETDATA_FORCE_EXIT=${NETDATA_FORCE_EXIT-0}
# Netdata will use these services, only if they
# are enabled to start.
NETDATA_START_AFTER_SERVICES="${NETDATA_START_AFTER_SERVICES-apache2 squid nginx mysql named opensips upsd hostapd postfix lm_sensors}"
extra_started_commands="getconf"
pidfile="/var/run/netdata/netdata.pid"
command="${NETDATA_INSTALL_PATH}/usr/sbin/netdata"
command_background="yes"
depend() {
use logger
need net
local x
for x in ${NETDATA_START_AFTER_SERVICES}
do
if [ -f /etc/runlevels/default/${x} ]
then
use ${x}
fi
done
}
start() {
local ret
if [ ! -d ${NETDATA_INSTALL_PATH}/var/cache/netdata ]
then
ebegin "Creating ${NETDATA_INSTALL_PATH}/var/cache/netdata"
mkdir -p ${NETDATA_INSTALL_PATH}/var/cache/netdata
chown ${NETDATA_OWNER} ${NETDATA_INSTALL_PATH}/var/cache/netdata
echo "${NETDATA_OWNER}" >${NETDATA_INSTALL_PATH}/var/cache/netdata/.last_owner
eend $?
fi
if [ "$(cat ${NETDATA_INSTALL_PATH}/var/cache/netdata/.last_owner 2>/dev/null)" != "${NETDATA_OWNER}" ]
then
ebegin "Switching ownership of ${NETDATA_INSTALL_PATH}/var/cache/netdata"
chown -R ${NETDATA_OWNER} ${NETDATA_INSTALL_PATH}/var/cache/netdata
echo "${NETDATA_OWNER}" >${NETDATA_INSTALL_PATH}/var/cache/netdata/.last_owner
eend 0
fi
ebegin "Starting netdata"
start-stop-daemon --start --quiet --pidfile ${pidfile} --exec ${command} -- ${NETDATA_EXTRA_ARGS}
ret=$?
eend $ret
if [ $ret -eq 0 -a ! -f ${NETDATA_INSTALL_PATH}/etc/netdata/netdata.conf ]
then
ebegin "Downloading default configuration to ${NETDATA_INSTALL_PATH}/etc/netdata/netdata.conf"
sleep 2
curl -s -o ${NETDATA_INSTALL_PATH}/etc/netdata/netdata.conf.new "${NETDATA_CONFIG_URL}"
ret=$?
if [ $ret -eq 0 -a -s ${NETDATA_INSTALL_PATH}/etc/netdata/netdata.conf.new ]
then
mv ${NETDATA_INSTALL_PATH}/etc/netdata/netdata.conf.new ${NETDATA_INSTALL_PATH}/etc/netdata/netdata.conf
else
ret=1
rm ${NETDATA_INSTALL_PATH}/etc/netdata/netdata.conf.new 2>/dev/null
fi
eend $ret
fi
}
stop() {
local result ret=0 count=0 sigkill=0
ebegin "Stopping netdata"
start-stop-daemon --stop --quiet --pidfile ${pidfile}
result=$?
eend $result
ebegin "Waiting for netdata to save its database"
while [ -f "${pidfile}" ]
do
if [ $count -gt ${NETDATA_WAIT_EXIT_TIMEOUT} ]
then
sigkill=1
break
fi
count=$[count + 1]
kill -0 $(cat ${pidfile}) 2>/dev/null
ret=$?
test $ret -eq 0 && sleep 1
done
eend $sigkill
if [ $sigkill -eq 1 -a -f "${pidfile}" ]
then
ebegin "Netdata is taking too long to exit, forcing it to quit"
kill -SIGKILL $(cat ${pidfile}) 2>/dev/null
eend $?
fi
}
getconf() {
ebegin "Downloading configuration from netdata to /tmp/netdata.conf"
curl -o /tmp/netdata.conf "${NETDATA_CONFIG_URL}"
eend $?
}
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