softwires: redesign dhcp(v6) provisioning

Signed-off-by: Steven Barth <steven@midlink.org>

SVN-Revision: 41823

package/network/config/netifd/files/lib/netifd/dhcp.script

@@ -33,9 +33,15 @@ setup_interface () {
 	for domain in $domain; do
 		proto_add_dns_search "$domain"
 	done
+
+	proto_add_data
+	[ -n "$ZONE" ] && json_add_string zone "$ZONE"
+	proto_close_data
+
 	proto_send_update "$INTERFACE"
 
-	if [ -n "$IFACE6RD" -a -n "$ip6rd" ]; then
+
+	if [ "$IFACE6RD" != 0 -a -n "$ip6rd" ]; then
 		local v4mask="${ip6rd%% *}"
 		ip6rd="${ip6rd#* }"
 		local ip6rdprefixlen="${ip6rd%% *}"
@@ -44,6 +50,9 @@ setup_interface () {
 		ip6rd="${ip6rd#* }"
 		local ip6rdbr="${ip6rd%% *}"
 
+		[ -n "$ZONE" ] || ZONE=$(fw3 network $INTERFACE)
+		[ -z "$IFACE6RD" -o "$IFACE6RD" = 1 ] && IFACE6RD=${INTERFACE}_6rd
+
 		json_init
 		json_add_string name "$IFACE6RD"
 		json_add_string ifname "@$INTERFACE"
@@ -54,6 +63,7 @@ setup_interface () {
 		json_add_int ip6prefixlen "$ip6rdprefixlen"
 		json_add_string tunlink "$INTERFACE"
 		[ -n "$IFACE6RD_DELEGATE" ] && json_add_boolean delegate "$IFACE6RD_DELEGATE"
+		[ -n "$ZONE6RD" ] || ZONE6RD=$ZONE
 		[ -n "$ZONE6RD" ] && json_add_string zone "$ZONE6RD"
 		json_close_object
 

package/network/config/netifd/files/lib/netifd/proto/dhcp.sh

@@ -17,14 +17,15 @@ proto_dhcp_init_config() {
 	proto_config_add_string sendopts
 	proto_config_add_boolean delegate
 	proto_config_add_string zone6rd
+	proto_config_add_string zone
 }
 
 proto_dhcp_setup() {
 	local config="$1"
 	local iface="$2"
 
-	local ipaddr hostname clientid vendorid broadcast reqopts iface6rd sendopts delegate zone6rd
-	json_get_vars ipaddr hostname clientid vendorid broadcast reqopts iface6rd sendopts delegate zone6rd
+	local ipaddr hostname clientid vendorid broadcast reqopts iface6rd sendopts delegate zone6rd zone
+	json_get_vars ipaddr hostname clientid vendorid broadcast reqopts iface6rd sendopts delegate zone6rd zone
 
 	local opt dhcpopts
 	for opt in $reqopts; do
@@ -40,6 +41,7 @@ proto_dhcp_setup() {
 	[ -n "$iface6rd" ] && proto_export "IFACE6RD=$iface6rd"
 	[ -n "$iface6rd" ] && append dhcpopts "-O 212"
 	[ -n "$zone6rd" ] && proto_export "ZONE6RD=$zone6rd"
+	[ -n "$zone" ] && proto_export "ZONE=$zone"
 	[ "$delegate" = "0" ] && proto_export "IFACE6RD_DELEGATE=0"
 
 	proto_export "INTERFACE=$config"

package/network/ipv6/odhcp6c/files/dhcpv6.script

@@ -78,38 +78,29 @@ setup_interface () {
 	proto_add_data
 	[ -n "$CER" ] && json_add_string cer "$CER"
 	[ -n "$PASSTHRU" ] && json_add_string passthru "$PASSTHRU"
+	[ -n "$ZONE" ] && json_add_string zone "$ZONE"
 	proto_close_data
 
 	proto_send_update "$INTERFACE"
 
-	if [ -n "$AFTR_IP " -a -n "$IFACE_DSLITE" ]; then
-		json_init
-		json_add_string name "$IFACE_DSLITE"
-		json_add_string ifname "@$INTERFACE"
-		json_add_string proto "dslite"
-		json_add_string peeraddr "$AFTR_IP"
-		json_add_string tunlink "$INTERFACE"
-		[ -n "$ZONE_DSLITE" ] && json_add_string zone "$ZONE_DSLITE"
-		[ -n "$IFACE_DSLITE_DELEGATE" ] && json_add_boolean delegate "$IFACE_DSLITE_DELEGATE"
-		json_close_object
-		ubus call network add_dynamic "$(json_dump)"
-	fi
-
 	MAPTYPE=""
 	MAPRULE=""
 
-	if [ -n "$MAPE" ]; then
+	if [ -n "$MAPE" -a -f /lib/netifd/proto/map.sh ]; then
 		MAPTYPE="map-e"
 		MAPRULE="$MAPE"
-	elif [ -n "$MAPT" ]; then
+	elif [ -n "$MAPT" -a -f /lib/netifd/proto/map.sh -a -f /proc/net/nat46/control ]; then
 		MAPTYPE="map-t"
 		MAPRULE="$MAPT"
-	elif [ -n "$LW4O6" ]; then
+	elif [ -n "$LW4O6" -a -f /lib/netifd/proto/map.sh ]; then
 		MAPTYPE="lw4o6"
 		MAPRULE="$LW4O6"
 	fi
 
-	if [ -n "$IFACE_MAP" -a -n "$MAPTYPE" -a -n "$MAPRULE" ]; then
+	[ -n "$ZONE" ] || ZONE=$(fw3 network $INTERFACE)
+
+	if [ "$IFACE_MAP" != 0 -a -n "$MAPTYPE" -a -n "$MAPRULE" ]; then
+		[ -z "$IFACE_MAP" -o "$IFACE_MAP" = 1 ] && IFACE_MAP=${INTERFACE}_map
 		json_init
 		json_add_string name "$IFACE_MAP"
 		json_add_string ifname "@$INTERFACE"
@@ -117,10 +108,24 @@ setup_interface () {
 		json_add_string type "$MAPTYPE"
 		json_add_string rule "$MAPRULE"
 		json_add_string tunlink "$INTERFACE"
+		[ -n "$ZONE_MAP" ] || ZONE_MAP=$ZONE
 		[ -n "$ZONE_MAP" ] && json_add_string zone "$ZONE_MAP"
 		[ -n "$IFACE_MAP_DELEGATE" ] && json_add_boolean delegate "$IFACE_MAP_DELEGATE"
 		json_close_object
 		ubus call network add_dynamic "$(json_dump)"
+	elif [ -n "$AFTR_IP " -a "$IFACE_DSLITE" != 0 -a -f /lib/netifd/proto/dslite.sh ]; then
+		[ -z "$IFACE_DSLITE" -o "$IFACE_DSLITE" = 1 ] && IFACE_DSLITE=${INTERFACE}_dslite
+		json_init
+		json_add_string name "$IFACE_DSLITE"
+		json_add_string ifname "@$INTERFACE"
+		json_add_string proto "dslite"
+		json_add_string peeraddr "$AFTR_IP"
+		json_add_string tunlink "$INTERFACE"
+		[ -n "$ZONE_DSLITE" ] || ZONE_DSLITE=$ZONE
+		[ -n "$ZONE_DSLITE" ] && json_add_string zone "$ZONE_DSLITE"
+		[ -n "$IFACE_DSLITE_DELEGATE" ] && json_add_boolean delegate "$IFACE_DSLITE_DELEGATE"
+		json_close_object
+		ubus call network add_dynamic "$(json_dump)"
 	fi
 
 	# TODO: $SNTP_IP $SIP_IP $SNTP_FQDN $SIP_DOMAIN

package/network/ipv6/odhcp6c/files/dhcpv6.sh

@@ -19,6 +19,7 @@ proto_dhcpv6_init_config() {
 	proto_config_add_string zone_dslite
 	proto_config_add_string iface_map
 	proto_config_add_string zone_map
+	proto_config_add_string zone
 	proto_config_add_string 'ifaceid:ip6addr'
 	proto_config_add_string 'sourcerouting:bool'
 	proto_config_add_string "userclass"
@@ -31,8 +32,8 @@ proto_dhcpv6_setup() {
 	local config="$1"
 	local iface="$2"
 
-	local reqaddress reqprefix clientid reqopts noslaaconly forceprefix norelease ip6prefix iface_dslite iface_map ifaceid sourcerouting userclass vendorclass delegate zone_dslite zone_map soltimeout
-	json_get_vars reqaddress reqprefix clientid reqopts noslaaconly forceprefix norelease ip6prefix iface_dslite iface_map ifaceid sourcerouting userclass vendorclass delegate zone_dslite zone_map soltimeout
+	local reqaddress reqprefix clientid reqopts noslaaconly forceprefix norelease ip6prefix iface_dslite iface_map ifaceid sourcerouting userclass vendorclass delegate zone_dslite zone_map zone soltimeout
+	json_get_vars reqaddress reqprefix clientid reqopts noslaaconly forceprefix norelease ip6prefix iface_dslite iface_map ifaceid sourcerouting userclass vendorclass delegate zone_dslite zone_map zone soltimeout
 
 
 	# Configure
@@ -70,6 +71,7 @@ proto_dhcpv6_setup() {
 	[ "$delegate" = "0" ] && proto_export "IFACE_MAP_DELEGATE=0"
 	[ -n "$zone_dslite" ] && proto_export "ZONE_DSLITE=$zone_dslite"
 	[ -n "$zone_map" ] && proto_export "ZONE_MAP=$zone_map"
+	[ -n "$zone" ] && proto_export "ZONE=$zone"
 
 	proto_export "INTERFACE=$config"
 	proto_run_command "$config" odhcp6c \