#!/bin/sh /etc/rc.common
# Copyright (C) 2021 Tianling Shen <cnsztl@immortalwrt.org>

USE_PROCD=1
START=99

CONF="v2raya"
PROG="/usr/bin/v2raya"

is_enabled() {
	local enabled
	config_get_bool enabled "$1" "$2" "${3:-0}"
	if [ "$enabled" -eq "1" ]; then
		return 0
	else
		return 1
	fi
}

append_env() {
	procd_append_param env "V2RAYA_$(echo "$1" | tr "[a-z]" "[A-Z]")"="$2"
}

append_env_arg() {
	local value
	config_get value "$1" "$2" $3
	[ -n "$value" ] && append_env "$2" "$value"
}

append_env_bool() {
	is_enabled "$1" "$2" && append_env "$2" "true"
}

start_service() {
	config_load "$CONF"

	is_enabled "config" "enabled" || return 1

	procd_open_instance "$CONF"
	procd_set_param command "$PROG"
	procd_set_param env XDG_DATA_HOME="/usr/share"

	append_env "config" "/etc/v2raya"
	append_env "log_file" "/var/log/v2raya/v2raya.log"

	append_env_arg "config" "address" "0.0.0.0:2017"
	append_env_arg "config" "ipv6_support" "auto"
	append_env_arg "config" "nftables_support" "auto"
	append_env_arg "config" "log_level" "info"
	append_env_arg "config" "log_max_days" "3"
	append_env_arg "config" "v2ray_bin"
	append_env_arg "config" "v2ray_confdir"
	append_env_arg "config" "transparent_hook"
	append_env_arg "config" "core_hook"
	append_env_arg "config" "plugin_manager"
	append_env_bool "config" "log_disable_color"
	append_env_bool "config" "log_disable_timestamp"

	procd_set_param limits core="unlimited"
	procd_set_param limits nofile="1000000 1000000"
	procd_set_param respawn
	procd_set_param stdout 1
	procd_set_param stderr 1

	procd_close_instance
}

reload_service() {
	stop
	start
}

service_triggers() {
	procd_add_reload_trigger "$CONF"
}