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#!/bin/sh

#
# $FreeBSD$
#

# PROVIDE: nginx_prometheus_exporter
# REQUIRE: LOGIN
# KEYWORD: shutdown
#
# Add the following lines to /etc/rc.conf.local or /etc/rc.conf
# to enable this service:
#
# nginx_prometheus_exporter_enable (bool):	Set to NO by default.
#		Set it to YES to enable nginx_prometheus_exporter.
# nginx_prometheus_exporter_user (string):	Set user that
#		nginx_prometheus_exporter will run under
#		Default is "nobody".
# nginx_prometheus_exporter_group (string):	Set group that
#		nginx_prometheus_exporter will run under
#		Default is "nobody".
# nginx_prometheus_exporter_args (string):	Set extra arguments to pass to
#		nginx_prometheus_exporter
#		Default is "".
# nginx_prometheus_exporter_listen_address (string):	Set ip:port that
#		nginx_prometheus_exporter will listen on
#		Default is ":9113".
# nginx_prometheus_exporter_scrape_uri (string):	Set server address to
#		connect to
#		Default is "http://127.0.0.1:8080/stub_status".

. /etc/rc.subr

name=nginx_prometheus_exporter
rcvar=nginx_prometheus_exporter_enable

load_rc_config $name

: ${nginx_prometheus_exporter_enable:="NO"}
: ${nginx_prometheus_exporter_user:="nobody"}
: ${nginx_prometheus_exporter_group:="nobody"}
: ${nginx_prometheus_exporter_args:=""}
: ${nginx_prometheus_exporter_listen_address:=":9113"}
: ${nginx_prometheus_exporter_scrape_uri:="http://127.0.0.1:8080/stub_status"}

pidfile=/var/run/nginx_prometheus_exporter.pid
command="/usr/sbin/daemon"
procname="%%PREFIX%%/bin/nginx-prometheus-exporter"
command_args="-p ${pidfile} /usr/bin/env ${procname} \
    --nginx.scrape-uri=${nginx_prometheus_exporter_scrape_uri} \
    --web.listen-address=${nginx_prometheus_exporter_listen_address} \
    ${nginx_prometheus_exporter_args}"

start_precmd=nginx_prometheus_exporter_startprecmd

nginx_prometheus_exporter_startprecmd()
{
    if [ ! -e ${pidfile} ]; then
	install -o ${nginx_prometheus_exporter_user} -g ${nginx_prometheus_exporter_group} /dev/null ${pidfile};
    fi
}

load_rc_config $name
run_rc_command "$1"