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odhcp6c: add skpriority option

Allowing the (kernel) packet priority to be set through UCI.

This makes it straightforward to set some VLAN priority for DHCP
requests through a simple egress qos map. (Avoiding the need for
firewall matching and marking through iptables, which prevents using
flow offloading).

(Such priority tag is a hard requirement for some ISPs, such as Orange
in France).

Depends on: https://github.com/openwrt/odhcp6c/pull/74

Signed-off-by: Pacien TRAN-GIRARD <pacien.trangirard@pacien.net>
This commit is contained in:
Pacien TRAN-GIRARD 2023-05-08 00:46:11 +02:00 committed by Christian Marangi
parent dbc34a8e36
commit d5182de637
No known key found for this signature in database
GPG Key ID: AC001D09ADBFEAD7

@ -34,6 +34,7 @@ proto_dhcpv6_init_config() {
proto_config_add_string "vendorclass"
proto_config_add_array "sendopts:list(string)"
proto_config_add_boolean delegate
proto_config_add_int skpriority
proto_config_add_int "soltimeout"
proto_config_add_boolean fakeroutes
proto_config_add_boolean sourcefilter
@ -54,8 +55,8 @@ proto_dhcpv6_setup() {
local config="$1"
local iface="$2"
local reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease noserverunicast noclientfqdn noacceptreconfig ip6prefix ip6prefixes iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone encaplimit_dslite encaplimit_map soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff verbose
json_get_vars reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease noserverunicast noclientfqdn noacceptreconfig iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass delegate zone_dslite zone_map zone_464xlat zone encaplimit_dslite encaplimit_map soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff verbose
local reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease noserverunicast noclientfqdn noacceptreconfig ip6prefix ip6prefixes iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass sendopts delegate zone_dslite zone_map zone_464xlat zone encaplimit_dslite encaplimit_map skpriority soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff verbose
json_get_vars reqaddress reqprefix clientid reqopts defaultreqopts noslaaconly forceprefix extendprefix norelease noserverunicast noclientfqdn noacceptreconfig iface_dslite iface_map iface_464xlat ifaceid userclass vendorclass delegate zone_dslite zone_map zone_464xlat zone encaplimit_dslite encaplimit_map skpriority soltimeout fakeroutes sourcefilter keep_ra_dnslifetime ra_holdoff verbose
json_for_each_item proto_dhcpv6_add_prefix ip6prefix ip6prefixes
# Configure
@ -89,6 +90,8 @@ proto_dhcpv6_setup() {
[ "$keep_ra_dnslifetime" = "1" ] && append opts "-L"
[ -n "$skpriority" ] && append opts "-K$skpriority"
[ -n "$ra_holdoff" ] && append opts "-m$ra_holdoff"
[ "$verbose" = "1" ] && append opts "-v"