#!/bin/sh

# PROVIDE: www
# REQUIRE: LOGIN FILESYSTEMS
# KEYWORD: shutdown

. /etc/rc.subr

name="www"
rcvar="${name}_enable"

load_rc_config "${name}"

run_dir="/var/run/${name}"
pidfile="${run_dir}/${name}.pid"
log_dir="/var/log/${name}"

user="www_daemon"
app="/mnt/www/main.js"
pm2="/usr/local/bin/node /usr/local/bin/pm2"
pm2_start_args="-s --name ${name} --pid ${pidfile} --log ${log_dir}/pm2.log --output /dev/null --error ${log_dir}/pm2-err.log"

extra_commands="status"
start_cmd="${name}_start"
stop_cmd="${name}_stop"
restart_cmd="${name}_restart"
status_cmd="${name}_status"

PATH="$PATH:/usr/local/bin"

www_start () {
  if env PM2_HOME="${run_dir}/pm2" \
         su -m "${user}" -c "${pm2} start ${app} ${pm2_start_args}"; then
    echo "Starting ${name}."
  else
    warn "Problem starting ${name}."
  fi
}

www_stop () {
  if env PM2_HOME="${run_dir}/pm2" \
         su -m "${user}" -c "${pm2} stop ${name} -s"; then
    echo "Stopping ${name}."
    su -m "${user}" -c "${pm2} kill -s"
  else
    warn "Problem stopping ${name}."
  fi
}

www_restart () {
  if env PM2_HOME="${run_dir}/pm2" \
         su -m "${user}" -c "${pm2} restart ${name} -s"; then
    echo "[PM2] Restarting ${name}."
  else
    warn "Problem restarting ${name}."
  fi
}

www_status () {
  if ! env PM2_HOME="${run_dir}/pm2" \
       su -m "${user}" -c "${pm2} describe ${name} --no-color"; then
    #pm2 is automatically launched on query, kill it if not using
    su -m "${user}" -c "${pm2} kill -s"
  fi
}

run_rc_command "$1"