X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/aa9736360e7b7f4d6b327ca1f542856fe8efa357..13bfc6e1cffbe40f512c585bb9b272d899f0f90e:/package/base-files/files/etc/hotplug.d/iface/10-routes

diff --git a/package/base-files/files/etc/hotplug.d/iface/10-routes b/package/base-files/files/etc/hotplug.d/iface/10-routes
index 011668218..a36885b87 100644
--- a/package/base-files/files/etc/hotplug.d/iface/10-routes
+++ b/package/base-files/files/etc/hotplug.d/iface/10-routes
@@ -13,6 +13,7 @@ add_route() {
 	config_get netmask "$config" netmask
 	config_get gateway "$config" gateway
 	config_get metric "$config" metric
+	config_get mtu "$config" mtu
 
 	# make sure there is a gateway and a target
 	[ -n "$target" ] || {
@@ -33,7 +34,8 @@ add_route() {
 	dest="${dest:--host "$target"}"
 	
 	/sbin/route add $dest ${gateway:+gw "$gateway"} \
-		${dev:+dev "$dev"} ${metric:+ metric "$metric"}
+		${dev:+dev "$dev"} ${metric:+ metric "$metric"} \
+		${mtu:+mss "$mtu"}
 }
 
 add_route6() {
@@ -50,6 +52,7 @@ add_route6() {
 	config_get target "$config" target
 	config_get gateway "$config" gateway
 	config_get metric "$config" metric
+	config_get mtu "$config" mtu
 
 	# make sure there is a gateway and a target
 	[ -n "$target" ] || {
@@ -61,14 +64,74 @@ add_route6() {
 	}
 
 	/sbin/route -A inet6 add $target ${gateway:+gw "$gateway"} \
-		${dev:+dev "$dev"} ${metric:+ metric "$metric"}
+		${dev:+dev "$dev"} ${metric:+ metric "$metric"} \
+		${mtu:+mss "$mtu"}
 }
 
+# Skip fake devices (e.g. relayd)
+grep -qs "^ *$DEVICE:" /proc/net/dev || exit 0
+
 case "$ACTION" in
 	ifup)
 		include /lib/network
 		scan_interfaces
+
+		# Setup aliases
+		config_set "$INTERFACE" aliases ""
+		config_set "$INTERFACE" alias_count 0
+		config_foreach setup_interface_alias alias "$INTERFACE" "$DEVICE"
+
+		# Save alias references in state vars
+		local aliases
+		config_get aliases "$INTERFACE" aliases
+		[ -z "$aliases" ] || uci_set_state network "$INTERFACE" aliases "$aliases"
+
+		# Make ip6addr of parent iface the main address again
+		local ip6addr
+		config_get ip6addr "$INTERFACE" ip6addr
+		[ -z "$ip6addr" ] || {
+			ifconfig "$DEVICE" del "$ip6addr"
+			ifconfig "$DEVICE" add "$ip6addr"
+		}
+		
+		# Setup sysctls
+		local proto accept_ra send_rs
+		
+		config_get proto "$INTERFACE" proto
+		if [ "$proto" = dhcp ]; then
+			accept_ra=1
+			send_rs=0
+		else
+			accept_ra=0
+			send_rs=1
+		fi
+
+		config_get_bool accept_ra "$INTERFACE" accept_ra $accept_ra
+		[ $accept_ra -eq 0 ] || {
+			logger -t ifup "Allowing Router Advertisements on $INTERFACE ($DEVICE)"
+			accept_ra=2
+		}
+		do_sysctl "net.ipv6.conf.$DEVICE.accept_ra" $accept_ra
+
+		config_get_bool send_rs "$INTERFACE" send_rs $send_rs
+		[ $send_rs -eq 0 ] || {
+			logger -t ifup "Enabling Router Solicitations on $INTERFACE ($DEVICE)"
+			send_rs=2
+		}
+		do_sysctl "net.ipv6.conf.$DEVICE.forwarding" $send_rs
+
+
+		# Setup routes
 		config_foreach "add_route" route
 		config_foreach "add_route6" route6
 	;;
+	ifdown)
+		# Bring down named aliases
+		local device=$(uci_get_state network "$INTERFACE" device)
+		local ifn
+		for ifn in $(ifconfig | sed -ne "s/^\(\($DEVICE${device:+\|$device}\|br-$INTERFACE\):[^[:space:]]\+\).*/\1/p"); do
+			ifconfig "$ifn" down
+		done
+	;;
 esac
+