openwrt/package/system/ubox/files/log.init

#!/bin/sh /etc/rc.common
# Copyright (C) 2013 OpenWrt.org

# start after and stop before networking
START=12
STOP=89

USE_PROCD=1
PROG=/sbin/logread

validate_log_section()
{
	uci_validate_section system system "${1}" \
		'log_file:string' \
		'log_size:uinteger' \
		'log_ip:ipaddr' \
		'log_port:port:514' \
		'log_proto:or("tcp", "udp"):udp' \
		'log_prefix:string'
	return $?
}

start_service_file()
{
	local pid_file="/var/run/logread.${PIDCOUNT}.pid"
	local log_file log_size

	validate_log_section "${1}" || {
		echo "validation failed"
		return 1
	}
	[ -z "${log_file}" ] && return

	procd_open_instance
	procd_set_param command "$PROG" -f -F "$log_file" -p "$pid_file"
	[ -n "${log_size}" ] && procd_append_param command -S "$log_size"
	procd_close_instance
}

start_service_remote()
{
	local pid_file="/var/run/logread.${PIDCOUNT}.pid"
	local log_ip log_port log_proto log_prefix

	validate_log_section "${1}" || {
		echo "validation failed"
		return 1
	}
	[ -z "${log_ip}" ] && return

	procd_open_instance
	procd_set_param command "$PROG" -f -r "$log_ip" "${log_port}" -p "$pid_file"
	[ "${log_proto}" != "udp" ] || procd_append_param command -u
	[ -z "${log_prefix}" ] || procd_append_param command -P ${log_prefix}
	procd_close_instance
}

service_triggers()
{
	procd_add_config_trigger "system" "/etc/init.d/log" "start"
	procd_add_validation validate_log_section
}

start_service()
{
	procd_open_instance
	procd_set_param command "/sbin/logd"
	procd_set_param respawn
	procd_close_instance

	config_load system
	config_foreach start_service_file system
	config_foreach start_service_remote system
}