odhcp6c: add defaultreqopts config option

By default odhcp6c asks for a default list of options; the config option
defaultreqopts allows to tweak this behavior.
When set to 0 odhcp6c will not ask for any options except for the options
specified in the reqopts config option.

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>

package/network/ipv6/odhcp6c/Makefile

@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=odhcp6c
-PKG_RELEASE:=5
+PKG_RELEASE:=6
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/odhcp6c.git

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

@@ -11,6 +11,7 @@ proto_dhcpv6_init_config() {
 	proto_config_add_string 'reqprefix:or("auto","no",range(0, 64))'
 	proto_config_add_string clientid
 	proto_config_add_string 'reqopts:list(uinteger)'
+	proto_config_add_string 'defaultreqopts:bool'
 	proto_config_add_string 'noslaaconly:bool'
 	proto_config_add_string 'forceprefix:bool'
 	proto_config_add_string 'extendprefix:bool'
@@ -39,8 +40,8 @@ proto_dhcpv6_setup() {
 	local config="$1"
 	local iface="$2"
 
-	local reqaddress reqprefix clientid reqopts noslaaconly forceprefix extendprefix norelease ip6prefix iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
-	json_get_vars reqaddress reqprefix clientid reqopts noslaaconly forceprefix extendprefix norelease ip6prefix iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
+	local reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease ip6prefix iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
+	json_get_vars reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease ip6prefix iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff
 
 
 	# Configure
@@ -52,6 +53,8 @@ proto_dhcpv6_setup() {
 
 	[ -n "$clientid" ] && append opts "-c$clientid"
 
+	[ "$defaultreqopts" = "0" ] && append opts "-R"
+
 	[ "$noslaaconly" = "1" ] && append opts "-S"
 
 	[ "$forceprefix" = "1" ] && append opts "-F"