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#!/bin/sh
# kFreeBSD do not accept scripts as interpreters, using #!/bin/sh and sourcing.
if [ true != "$INIT_D_SCRIPT_SOURCED" ] ; then
set "$0" "$@"; INIT_D_SCRIPT_SOURCED=true . /lib/init/init-d-script
fi
### BEGIN INIT INFO
# Provides: prometheus-pgbouncer-exporter
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Prometheus exporter for pgbouncer
# Description: Prometheus exporter for pgbouncer metrics, written in
# Python.
### END INIT INFO
# Author: Christopher Baines <mail@cbaines.net>
DESC="Prometheus exporter for pgbouncer"
DAEMON=/usr/bin/prometheus-pgbouncer-exporter
NAME=prometheus-pgbouncer-exporter
USER=postgres
PIDFILE=/var/run/postgresql/prometheus-pgbouncer-exporter.pid
LOGFILE=/var/log/postgresql/prometheus-pgbouncer-exporter.log
ARGS=""
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
HELPER=/usr/bin/daemon
HELPER_ARGS="--name=$NAME --output=$LOGFILE --pidfile=$PIDFILE --user=$USER"
do_start_prepare()
{
mkdir -p `dirname $PIDFILE` || true
chown -R $USER: `dirname $LOGFILE`
chown -R $USER: `dirname $PIDFILE`
}
do_start_cmd()
{
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
$HELPER $HELPER_ARGS --running && return 1
$HELPER $HELPER_ARGS -- $DAEMON $ARGS || return 2
return 0
}
do_stop_cmd()
{
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
$HELPER $HELPER_ARGS --running || return 1
$HELPER $HELPER_ARGS --stop || return 2
# wait for the process to really terminate
for n in 1 2 3 4 5; do
sleep 1
$HELPER $HELPER_ARGS --running || break
done
$HELPER $HELPER_ARGS --running || return 0
return 2
}
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