patroni FreeBSD rc.d script

patroni

#!/bin/sh

# PROVIDE: PATRONI
# REQUIRE: ETCD
# BEFORE:  LOGIN
# KEYWORD: shutdown

# https://www.dbi-services.com/blog/patroni-on-freebsd-13/

. /etc/rc.subr

name="patroni"
rcvar=patroni_enable

start_cmd="patroni_start"
reload_cmd="${name}_reload"
list_cmd="${name}_list"
history_cmd="${name}_history"
extra_commands="list history"

su_cmd="/usr/bin/su"
daemon_cmd="/usr/sbin/daemon"
kill_cmd="/bin/kill"
sudo_cmd="/usr/local/bin/sudo"

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

patroni_start()
{
  # -S -> syslog output
  # -R 10 restart after 10s when patroni died
  # -P daemon pidfile
  # -T syslog Tag
  echo "Start ${name}"
  ${daemon_cmd} -S -R 10 -u ${patroni_user} --child-pidfile ${pidfile} -T ${name} ${patroni_cmd} ${patroni_config}
}

patroni_reload()
{
    ${sudo_cmd} -u ${patroni_user} ${patroni_ctl} -c ${patroni_config} reload
}

patroni_list()
{
    ${sudo_cmd} -u ${patroni_user} ${patroni_ctl} -c ${patroni_config} list
}

patroni_history()
{
    ${sudo_cmd} -u ${patroni_user} ${patroni_ctl} -c ${patroni_config} history
}

load_rc_config $name

: ${patroni_user="postgres"}
: ${patroni_config="/usr/local/etc/patroni.yml"}
: ${patroni_bin_root="`eval echo ~${patroni_user}`/.local/bin"}
: ${patroni_cmd:="${patroni_bin_root}/patroni"}
: ${patroni_ctl:="${patroni_bin_root}/patronictl"}

run_rc_command "$1"