#!/sbin/openrc-run
# One service of the prain stack, picked by the link name: prain.vllm, prain.web, ...
# What it runs and what must already run come from prain.conf (`prain run NAME`,
# `prain deps NAME`); supervision settings and start order from conf.d/prain.NAME
# (respawn_max, respawn_period, respawn_delay, rc_after).

stack_name=${RC_SVCNAME#prain.}
description="prain stack: ${stack_name}"
supervisor=supervise-daemon
command=${prain_bin:-$HOME/.local/bin/prain}
command_args="run ${stack_name}"
respawn_delay=${respawn_delay:-5}
respawn_max=${respawn_max:-3}
respawn_period=${respawn_period:-600}
output_log=${XDG_STATE_HOME:-$HOME/.local/state}/prain/${stack_name}.log
error_log=${output_log}

start_pre() {
	if [ "${RC_SVCNAME}" = prain ]; then
		eerror "Start a link to this script, like prain.vllm"
		return 1
	fi
	checkpath -d "${output_log%/*}"
	"${command}" deps "${stack_name}"  # requires_NAME in prain.conf: refuse, never start them
}

start_post() {
	ebegin "Waiting until ${stack_name} is ready"
	"${command}" wait "${stack_name}"
	eend $?
}