wireguard-tools: fix handling of multi-value config options

Config options like addresses and ip6prefix can be passed as either a
space-separated string or an array. Add a to_array() helper and use it
consistently for all multi-value options (addresses, ip6prefix,
allowed_ips).

Fixes: https://github.com/openwrt/openwrt/issues/22102
Fixes: 41bc454602 ("wireguard-tools: rewrite proto handler in ucode")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2026-02-20 08:50:44 +00:00
parent 6c4c988a5f
commit 8f977b4a40

View file

@ -30,6 +30,10 @@ function ensure_key_is_generated(cursor, section_name) {
return private_key; return private_key;
} }
function to_array(val) {
return type(val) == 'array' ? val : split(val, /\s+/);
}
function parse_address(addr) { function parse_address(addr) {
if (index(addr, ':') >= 0) { if (index(addr, ':') >= 0) {
if (index(addr, '/') >= 0) { if (index(addr, '/') >= 0) {
@ -125,7 +129,7 @@ function proto_setup(proto) {
} }
if (peer.allowed_ips) { if (peer.allowed_ips) {
let allowed_list = type(peer.allowed_ips) == 'array' ? peer.allowed_ips : split(peer.allowed_ips, ' '); let allowed_list = to_array(peer.allowed_ips);
wg_config += sprintf('AllowedIPs=%s\n', join(', ', allowed_list)); wg_config += sprintf('AllowedIPs=%s\n', join(', ', allowed_list));
if (peer.route_allowed_ips) { if (peer.route_allowed_ips) {
@ -166,7 +170,7 @@ function proto_setup(proto) {
let ipv6_addrs = []; let ipv6_addrs = [];
if (config.addresses) { if (config.addresses) {
let addr_list = split(config.addresses, ' '); let addr_list = to_array(config.addresses);
for (let address in addr_list) { for (let address in addr_list) {
let addr_info = parse_address(address); let addr_info = parse_address(address);
let addr = { ipaddr: addr_info.address, mask: '' + addr_info.mask }; let addr = { ipaddr: addr_info.address, mask: '' + addr_info.mask };
@ -194,7 +198,7 @@ function proto_setup(proto) {
link_data.routes6 = ipv6_routes; link_data.routes6 = ipv6_routes;
if (config.ip6prefix) { if (config.ip6prefix) {
let prefix_list = split(config.ip6prefix, ' '); let prefix_list = to_array(config.ip6prefix);
if (length(prefix_list) > 0) if (length(prefix_list) > 0)
link_data.ip6prefix = prefix_list; link_data.ip6prefix = prefix_list;
} }