X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/fff0472ed23b4c0d2717835f2e908c55702c77c4..8ef0e1eb51ad54bbcd21bf22dc3af695120beb2a:/package/base-files/files/lib/network/config.sh

diff --git a/package/base-files/files/lib/network/config.sh b/package/base-files/files/lib/network/config.sh
index d285da23a..a194ab8e2 100755
--- a/package/base-files/files/lib/network/config.sh
+++ b/package/base-files/files/lib/network/config.sh
@@ -3,6 +3,12 @@
 
 # DEBUG="echo"
 
+do_sysctl() {
+	[ -n "$2" ] && \
+		sysctl -n -e -w "$1=$2" >/dev/null || \
+		sysctl -n -e "$1"
+}
+
 find_config() {
 	local iftype device iface ifaces ifn
 	for ifn in $interfaces; do
@@ -164,15 +170,6 @@ prepare_interface() {
 			local macaddr
 			config_get macaddr "$config" macaddr
 			[ -x /usr/sbin/brctl ] && {
-				# Remove IPv6 link local addr before adding the iface to the bridge
-				local llv6="$(ifconfig "$iface")"
-				case "$llv6" in
-					*fe80:*/64*)
-						llv6="${llv6#* fe80:}"
-						ifconfig "$iface" del "fe80:${llv6%% *}"
-					;;
-				esac
-
 				ifconfig "br-$config" 2>/dev/null >/dev/null && {
 					local newdevs devices
 					config_get devices "$config" device
@@ -181,6 +178,7 @@ prepare_interface() {
 					done
 					uci_set_state network "$config" device "$newdevs"
 					$DEBUG ifconfig "$iface" 0.0.0.0
+					$DEBUG do_sysctl "net.ipv6.conf.$iface.disable_ipv6" 1
 					$DEBUG brctl addif "br-$config" "$iface"
 					# Bridge existed already. No further processing necesary
 				} || {
@@ -188,10 +186,12 @@ prepare_interface() {
 					config_get_bool stp "$config" stp 0
 					$DEBUG brctl addbr "br-$config"
 					$DEBUG brctl setfd "br-$config" 0
-					$DEBUG ifconfig "br-$config" up
 					$DEBUG ifconfig "$iface" 0.0.0.0
+					$DEBUG do_sysctl "net.ipv6.conf.$iface.disable_ipv6" 1
 					$DEBUG brctl addif "br-$config" "$iface"
 					$DEBUG brctl stp "br-$config" $stp
+					[ -z "$macaddr" ] && macaddr="$(cat /sys/class/net/$iface/address)"
+					$DEBUG ifconfig "br-$config" hw ether $macaddr up
 					# Creating the bridge here will have triggered a hotplug event, which will
 					# result in another setup_interface() call, so we simply stop processing
 					# the current event at this point.
@@ -228,16 +228,22 @@ setup_interface_static() {
 	config_get ip6addr "$config" ip6addr
 	[ -z "$ipaddr" -o -z "$netmask" ] && [ -z "$ip6addr" ] && return 1
 
-	local gateway ip6gw dns bcast
+	local gateway ip6gw dns bcast metric
 	config_get gateway "$config" gateway
 	config_get ip6gw "$config" ip6gw
 	config_get dns "$config" dns
 	config_get bcast "$config" broadcast
+	config_get metric "$config" metric
+
+	case "$ip6addr" in
+		*/*) ;;
+		*:*) ip6addr="$ip6addr/64" ;;
+	esac
 
 	[ -z "$ipaddr" ] || $DEBUG ifconfig "$iface" "$ipaddr" netmask "$netmask" broadcast "${bcast:-+}"
 	[ -z "$ip6addr" ] || $DEBUG ifconfig "$iface" add "$ip6addr"
-	[ -z "$gateway" ] || $DEBUG route add default gw "$gateway" dev "$iface"
-	[ -z "$ip6gw" ] || $DEBUG route -A inet6 add default gw "$ip6gw" dev "$iface"
+	[ -z "$gateway" ] || $DEBUG route add default gw "$gateway" ${metric:+metric $metric} dev "$iface"
+	[ -z "$ip6gw" ] || $DEBUG route -A inet6 add default gw "$ip6gw" ${metric:+metric $metric} dev "$iface"
 	[ -z "$dns" ] || add_dns "$config" $dns
 
 	config_get type "$config" TYPE
@@ -324,7 +330,7 @@ setup_interface() {
 	}
 
 	# Interface settings
-	grep "$iface:" /proc/net/dev > /dev/null && {
+	grep -qE "^ *$iface:" /proc/net/dev && {
 		local mtu macaddr txqueuelen
 		config_get mtu "$config" mtu
 		config_get macaddr "$config" macaddr
@@ -344,7 +350,7 @@ setup_interface() {
 			local pidfile="/var/run/dhcp-${iface}.pid"
 			service_kill udhcpc "$pidfile"
 
-			local ipaddr netmask hostname proto1 clientid vendorid broadcast
+			local ipaddr netmask hostname proto1 clientid vendorid broadcast reqopts
 			config_get ipaddr "$config" ipaddr
 			config_get netmask "$config" netmask
 			config_get hostname "$config" hostname
@@ -352,13 +358,19 @@ setup_interface() {
 			config_get clientid "$config" clientid
 			config_get vendorid "$config" vendorid
 			config_get_bool broadcast "$config" broadcast 0
+			config_get reqopts "$config" reqopts
 
 			[ -z "$ipaddr" ] || \
 				$DEBUG ifconfig "$iface" "$ipaddr" ${netmask:+netmask "$netmask"}
 
+			# additional request options
+			local opt dhcpopts
+			for opt in $reqopts; do
+				append dhcpopts "-O $opt"
+			done
+
 			# don't stay running in background if dhcp is not the main proto on the interface (e.g. when using pptp)
-			local dhcpopts
-			[ ."$proto1" != ."$proto" ] && dhcpopts="-n -q"
+			[ "$proto1" != "$proto" ] && append dhcpopts "-n -q" || append dhcpopts "-O rootpath -R &"
 			[ "$broadcast" = 1 ] && broadcast="-O broadcast" || broadcast=
 
 			$DEBUG eval udhcpc -t 0 -i "$iface" \
@@ -367,7 +379,7 @@ setup_interface() {
 				${clientid:+-c $clientid} \
 				${vendorid:+-V $vendorid} \
 				-b -p "$pidfile" $broadcast \
-				${dhcpopts:- -O rootpath -R &}
+				${dhcpopts}
 		;;
 		none)
 			setup_interface_none "$iface" "$config"
@@ -410,6 +422,7 @@ unbridge() {
 
 		for brdev in $(brctl show | awk '$2 ~ /^[0-9].*\./ { print $1 }'); do
 			brctl delif "$brdev" "$dev" 2>/dev/null >/dev/null
+			do_sysctl "net.ipv6.conf.$dev.disable_ipv6" 0
 		done
 	}
 }