# $Id$
# configures networking on the host via mysql db settings

config_networking()
{
	local iface
	local CONFIG

	# first of all get the vars
	evaluate_table cfg_network

	# get the right nic
	if [[ -z ${cfg_network_iface} ]] || [[ ${cfg_network_iface} = NULL ]]
	then
		# default is 'eth0'
		iface="eth0"
	else
		iface="${cfg_network_iface}"
	fi

	# never ever overwrite network settings, if NETWORKING is unknown
	case ${cfg_network_networking} in
		static|STATIC|dhcp|DHCP) ;;
		*)
			echo -e "${COLRED}Received network-settings are not complete, aborting ...${COLDEFAULT}"
			return 1
			;;
	esac

	# remove all old nics and modules configs
	find /etc/conf.d -type f -name 'net.*' | xargs rm
	find /etc/modprobe.d -type f -name 'net.*' | xargs rm

	# update the preliminary network
	# set an device alias for modprobe.conf
	[ ! -d /etc/modprobe.d ] && install -d /etc/modprobe.d
	# update only if not the same (to speed up bootprocess - no depmod)
	if [ ! -f /etc/modprobe.d/net.${iface}.conf ] ||
		[[ ${iface} != $(cat /etc/modprobe.d/net.${iface}.conf | cut -d' ' -f2) ]]
	then
		CONFIG="/etc/modprobe.d/net.${iface}.conf"
		clearconfig
		addconfig "alias ${iface} ${cfg_network_module}"
	fi

	# update confd-networking default iface
	[ ! -d ${SETTINGSPATH} ] && install -d ${SETTINGSPATH}
	CONFIG="${SETTINGSPATH}/confd-networking"
	clearconfig
	addconfig "${iface}"

	# hostname && hosts
	CONFIG="/etc/hostname"
	clearconfig
	addconfig "${cfg_network_hostname}"
	CONFIG="/etc/hosts"
	clearconfig
	addconfig -e "127.0.0.1\tlocalhost.${cfg_network_domain}\tlocalhost\t${cfg_network_hostname}"
	case ${cfg_network_networking} in
		static|STATIC)
			# add hostname with valid ip to hosts
			addconfig -e "${ALX_IP}\t${cfg_network_hostname}.${cfg_network_domain}\t${cfg_network_hostname}"
			;;
	esac

	# network devices

	# always on boot
	CONFIG="/etc/conf.d/net.${iface}"
	clearconfig

	addconfig 'ONBOOT="yes"'
	addconfig "NETWORKING=\"${cfg_network_networking}\""
	case ${cfg_network_networking} in
		dhcp|DHCP)
			addconfig "DHCP_PROG=\"${ALX_DHCP_PROG}\""
			addconfig "DHCP_STOP=\"${ALX_DHCP_STOP}\""
			addconfig "DHCP_START=\"${ALX_DHCP_START}\""
			;;

		static|STATIC)
			addconfig "IP=\"${cfg_network_ip}\""
			addconfig "NETMASK=\"${cfg_network_netmask}\""
			addconfig "BROADCAST=\"${cfg_network_broadcast}\""
			;;
	esac

	# force mac address override
	if [[ ${cfg_network_forcemacto} != NULL ]] && [[ ! -z ${cfg_network_forcemacto} ]]
	then
		addconfig "FORCE_MAC_TO=\"${cfg_network_forcemacto}\""
	fi

	# wireless extensions
	local value
	local var
	for var in bitrate \
		channel \
		essid \
		frequency \
		mode \
		nick \
		auth_mode \
		key_length \
		key \
		key_ascii
	do
		# get the value of $var
		eval value="\${cfg_network_wireless_$(echo ${var})}"

		# write it only if not empty
		if [[ ! -z ${value} ]] && [[ ${value} != NULL ]]
		then
			# add WIRELESS and use uppercases
			addconfig "WIRELESS_$(echo ${var} | tr [[:lower:] [[:upper:]])=\"${value}\""
		fi

		# clear value
		unset value
	done

	# FIXME !!!
	# setup wpa-driver (only zydas atm)
	if [[ ${cfg_network_module} = zd1211 ]]
	then
		addconfig "WIRELESS_WPA_DRIVER=zydas"
	fi

	CONFIG="/etc/conf.d/net.routes"
	clearconfig
	# gateway or gateway overrides
	if [[ ${cfg_network_gateway} != NULL ]] && [[ ! -z ${cfg_network_gateway} ]]
	then
		addconfig "default gw ${cfg_network_gateway}"
	fi

	CONFIG="/etc/resolv.conf"
	clearconfig
	# nameserver or nameserver overrides
	if [[ ${cfg_network_dns} != NULL ]] && [[ ! -z ${cfg_network_dns} ]]
	then
		addconfig "nameserver ${cfg_network_dns}"
	fi

	# netbios daemon
	if [[ -x /usr/sbin/nmbd ]]
	then
		CONFIG="/etc/samba/smb.conf"
		clearconfig
		addconfig "[global]"
		addconfig "workgroup = ${cfg_network_domain}"
		addconfig "netbios name = ${cfg_network_hostname}"
		addconfig "dns proxy = no"

		rc-config add nmbd  &> /dev/null
	else
		rc-config del nmbd  &> /dev/null
	fi
}