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#!/bin/sh

# PROVIDE: telegraf
# REQUIRE: DAEMON NETWORKING
# BEFORE: LOGIN
# KEYWORD: shutdown

# Add the following lines to /etc/rc.conf to enable telegrafb:
# telegraf_enable="YES"
#
# telegraf_enable (bool):	Set to YES to enable telegraf
#				Default: NO
# telegraf_conf (str):		telegraf configuration file
#				Default: ${PREFIX}/etc/telegraf.conf
# telegraf_confdir (str):	telegraf configuration directory
#				Default: none
# telegraf_user (str):		telegraf daemon user
#				Default: %%TELEGRAF_USER%%
# telegraf_group (str):		telegraf daemon group
#				Default: %%TELEGRAF_GROUP%%
# telegraf_flags (str):		Extra flags passed to telegraf
#				Default: --quiet

. /etc/rc.subr

PATH=${PATH}:%%LOCALBASE%%/sbin:%%LOCALBASE%%/bin

name="telegraf"
rcvar=telegraf_enable
load_rc_config $name

: ${telegraf_enable:="NO"}
: ${telegraf_user:="%%TELEGRAF_USER%%"}
: ${telegraf_group:="%%TELEGRAF_GROUP%%"}
: ${telegraf_flags:="--quiet"}
: ${telegraf_conf:="%%PREFIX%%/etc/${name}.conf"}
: ${telegraf_confdir:=""}
: ${telegraf_options:="${telegraf_flags} --config=${telegraf_conf}"}

if [ -n "${telegraf_confdir}" ]; then
	telegraf_options="${telegraf_options} --config-directory=${telegraf_confdir}"
fi

logfile="%%TELEGRAF_LOGDIR%%/${name}.log"
pidfile="/var/run/${name}.pid"
command=/usr/sbin/daemon
start_precmd="telegraf_prestart"
start_cmd="telegraf_start"
stop_cmd="telegraf_stop"

telegraf_prestart()
{
    install -d -o ${telegraf_user} -g ${telegraf_group} -m750 %%TELEGRAF_LOGDIR%%
}

telegraf_start()
{
    echo "Starting ${name}"
    /usr/sbin/daemon -fcr -P ${pidfile} -u ${telegraf_user} -o ${logfile} \
        %%PREFIX%%/bin/${name} ${telegraf_options}
}

telegraf_stop()
{
    pid=$(check_pidfile $pidfile $command)
    if [ -n "${pid}" ]; then
        echo "Stopping ${name} (pid=${pid})"
        kill -- -${pid}
        wait_for_pids ${pid}
    else
        echo "${name} isn't running"
    fi
}

run_rc_command "$1"