netifd: dhcp proto convert release to norelease

Change dhcp no/release on shutdown to 'norelease' uci option to match
existing proto dhcpv6 usage.

Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
Acked-by: Hans Dedecker <dedeckeh@gmail.com>

package/network/config/netifd/Makefile

@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=netifd
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/netifd.git

package/network/config/netifd/files/etc/uci-defaults/14_migrate-dhcp-release

@@ -0,0 +1,23 @@
+. /lib/functions.sh
+
+migrate_release() {
+	local config="$1"
+	local proto
+	local release
+
+	config_get proto "$config" proto
+	config_get release "$config" release
+
+	[ "$proto" = "dhcp" ] && [ -n "$release" ] && {
+		norelease="$((!$release))"
+		uci_set network "$config" norelease "$norelease"
+		uci_remove network "$config" release
+	}
+
+}
+
+config_load network
+config_foreach migrate_release interface
+commit network
+
+exit 0

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

@@ -14,7 +14,7 @@ proto_dhcp_init_config() {
 	proto_config_add_string clientid
 	proto_config_add_string vendorid
 	proto_config_add_boolean 'broadcast:bool'
-	proto_config_add_boolean 'release:bool'
+	proto_config_add_boolean 'norelease:bool'
 	proto_config_add_string 'reqopts:list(string)'
 	proto_config_add_boolean 'defaultreqopts:bool'
 	proto_config_add_string iface6rd
@@ -35,8 +35,8 @@ proto_dhcp_setup() {
 	local config="$1"
 	local iface="$2"
 
-	local ipaddr hostname clientid vendorid broadcast release reqopts defaultreqopts iface6rd sendopts delegate zone6rd zone mtu6rd customroutes classlessroute
-	json_get_vars ipaddr hostname clientid vendorid broadcast release reqopts defaultreqopts iface6rd delegate zone6rd zone mtu6rd customroutes classlessroute
+	local ipaddr hostname clientid vendorid broadcast norelease reqopts defaultreqopts iface6rd sendopts delegate zone6rd zone mtu6rd customroutes classlessroute
+	json_get_vars ipaddr hostname clientid vendorid broadcast norelease reqopts defaultreqopts iface6rd delegate zone6rd zone mtu6rd customroutes classlessroute
 
 	local opt dhcpopts
 	for opt in $reqopts; do
@@ -50,7 +50,7 @@ proto_dhcp_setup() {
 
 	[ "$defaultreqopts" = 0 ] && defaultreqopts="-o" || defaultreqopts=
 	[ "$broadcast" = 1 ] && broadcast="-B" || broadcast=
-	[ "$release" = 1 ] && release="-R" || release=
+	[ "$norelease" = 1 ] && norelease="" || norelease="-R"
 	[ -n "$clientid" ] && clientid="-x 0x3d:${clientid//:/}" || clientid="-C"
 	[ -n "$iface6rd" ] && proto_export "IFACE6RD=$iface6rd"
 	[ "$iface6rd" != 0 -a -f /lib/netifd/proto/6rd.sh ] && append dhcpopts "-O 212"
@@ -70,7 +70,7 @@ proto_dhcp_setup() {
 		${ipaddr:+-r $ipaddr} \
 		${hostname:+-x "hostname:$hostname"} \
 		${vendorid:+-V "$vendorid"} \
-		$clientid $defaultreqopts $broadcast $release $dhcpopts
+		$clientid $defaultreqopts $broadcast $norelease $dhcpopts
 }
 
 proto_dhcp_renew() {