base-files: move network related scripts to a separate package to make the transition to netifd easier

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28495 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/base-files-network/files/sbin/ifup

@@ -0,0 +1,51 @@
+#!/bin/sh
+# Copyright (C) 2006-2011 OpenWrt.org
+
+/sbin/ifdown "$@"
+
+. /etc/functions.sh
+[ $# = 0 ] && { echo "  $0 <group>"; exit; }
+
+setup_wifi=1
+
+case "$1" in
+	"-a")
+		[ -e "/tmp/resolv.conf.auto" ] && rm /tmp/resolv.conf.auto
+		config_cb() {
+			[ interface != "$1" -o -z "$2" ] || eval "$0 -w $2"
+		}
+		config_load network
+		exit 0
+	;;
+	"-w") setup_wifi=0; shift ;;
+esac
+
+if [ $setup_wifi -gt 0 ] && grep -q config /etc/config/wireless; then
+	find_related_radios() {
+		local wdev wnet
+		config_get wdev "$1" device
+		config_get wnet "$1" network
+
+		if [ -n "$wdev" ] && [ "$wnet" = "$network" ]; then
+			append radio_devs "$wdev" "$N"
+		fi
+	}
+
+	local radio_devs
+	local network="$1"
+	config_load wireless
+	config_foreach find_related_radios wifi-iface
+
+	local dev
+	for dev in $(echo "$radio_devs" | sort -u); do
+		/sbin/wifi up "$dev"
+	done
+fi
+
+include /lib/network
+scan_interfaces
+
+config_get ifname "$1" device
+for dev in ${ifname:-$1}; do
+	setup_interface "$dev" "$1"
+done