openwrt/package/base-files/files/etc/init.d/system

#!/bin/sh /etc/rc.common
# Copyright (C) 2014 OpenWrt.org

START=10
USE_PROCD=1

validate_system_section()
{
	uci_validate_section system system "${1}" \
		'hostname:string:OpenWrt' \
		'conloglevel:uinteger' \
		'buffersize:uinteger' \
		'timezone:string:UTC' \
		'zonename:string'
}

system_config() {
	local cfg="$1"

	local hostname conloglevel buffersize timezone zonename

	validate_system_section "${1}" || {
		echo "validation failed"
		return 1
	}

	echo "$hostname" > /proc/sys/kernel/hostname
	[ -z "$conloglevel" -a -z "$buffersize" ] || dmesg ${conloglevel:+-n $conloglevel} ${buffersize:+-s $buffersize}
	echo "$timezone" > /tmp/TZ
	[ -n "$zonename" ] && [ -f "/usr/share/zoneinfo/$zonename" ] && \
		ln -sf "/usr/share/zoneinfo/$zonename" /tmp/localtime && rm -f /tmp/TZ

	# apply timezone to kernel
	date -k
}

reload_service() {
	config_load system
	config_foreach system_config system
}

service_triggers()
{
	procd_add_reload_trigger "system"
	procd_add_validation validate_system_section
}

start_service() {
	reload_service
}