fix(outbounds): parse wireguard:// links and fix ss:// query-string port

Add parseWireguardLink to the outbound import dispatcher: maps the secretKey userinfo, peer publicKey/endpoint, address, mtu, reserved, preSharedKey and keepAlive (probing common client aliases). Previously any wireguard:// link fell through to null and showed "Wrong Link!".

Also fix parseShadowsocksLink so a trailing query string (e.g. ?type=tcp) no longer leaks into the host:port slice, which made Number(port) NaN and silently fell back to 443. Strip the query before parsing in both the modern and legacy ss forms.

frontend/src/lib/xray/outbound-link-parser.ts

@@ -356,18 +356,20 @@ export function parseShadowsocksLink(link: string): Raw | null {
   if (hashIndex >= 0) {
     try { remark = decodeURIComponent(link.slice(hashIndex + 1)); } catch { remark = ''; }
   }
-  const atIndex = linkNoHash.indexOf('@');
+  const queryIndex = linkNoHash.indexOf('?');
+  const core = queryIndex >= 0 ? linkNoHash.slice(0, queryIndex) : linkNoHash;
+  const atIndex = core.indexOf('@');
   if (atIndex >= 0) {
-    try { userInfo = Base64.decode(linkNoHash.slice('ss://'.length, atIndex)); }
-    catch { userInfo = linkNoHash.slice('ss://'.length, atIndex); }
-    const hostPort = linkNoHash.slice(atIndex + 1);
+    try { userInfo = Base64.decode(core.slice('ss://'.length, atIndex)); }
+    catch { userInfo = core.slice('ss://'.length, atIndex); }
+    const hostPort = core.slice(atIndex + 1);
     const colon = hostPort.lastIndexOf(':');
     if (colon < 0) return null;
     host = hostPort.slice(0, colon);
     port = Number(hostPort.slice(colon + 1)) || 443;
   } else {
     let decoded: string;
-    try { decoded = Base64.decode(linkNoHash.slice('ss://'.length)); }
+    try { decoded = Base64.decode(core.slice('ss://'.length)); }
     catch { return null; }
     const at = decoded.indexOf('@');
     if (at < 0) return null;
@@ -424,6 +426,70 @@ export function parseHysteria2Link(link: string): Raw | null {
   };
 }
 
+function firstParam(params: URLSearchParams, ...keys: string[]): string | null {
+  for (const k of keys) {
+    const v = params.get(k);
+    if (v !== null && v !== '') return v;
+  }
+  return null;
+}
+
+export function parseWireguardLink(link: string): Raw | null {
+  const url = parseUrlLink(link, 'wireguard') ?? parseUrlLink(link, 'wg');
+  if (!url) return null;
+  let secretKey: string;
+  try {
+    secretKey = decodeURIComponent(url.username);
+  } catch {
+    secretKey = url.username;
+  }
+  const params = url.searchParams;
+  const host = url.hostname;
+  const port = url.port;
+  const endpoint = host ? (port ? `${host}:${port}` : host) : '';
+
+  const addressRaw = firstParam(params, 'address', 'ip') ?? '';
+  const address = addressRaw.split(',').map((s) => s.trim()).filter(Boolean);
+
+  const allowedRaw = firstParam(params, 'allowedips', 'allowed_ips');
+  const allowedIPs = allowedRaw
+    ? allowedRaw.split(',').map((s) => s.trim()).filter(Boolean)
+    : ['0.0.0.0/0', '::/0'];
+
+  const peer: Raw = {
+    publicKey: firstParam(params, 'publickey', 'publicKey', 'public_key', 'peerPublicKey') ?? '',
+    endpoint,
+    allowedIPs,
+  };
+  const psk = firstParam(params, 'presharedkey', 'preshared_key', 'pre-shared-key', 'psk');
+  if (psk) peer.preSharedKey = psk;
+  const keepAliveRaw = firstParam(params, 'keepalive', 'persistentkeepalive', 'persistent_keepalive');
+  if (keepAliveRaw !== null) {
+    const k = Number(keepAliveRaw);
+    if (Number.isFinite(k)) peer.keepAlive = k;
+  }
+
+  const settings: Raw = { secretKey, address, peers: [peer] };
+  const mtuRaw = firstParam(params, 'mtu');
+  if (mtuRaw !== null) {
+    const m = Number(mtuRaw);
+    if (Number.isFinite(m)) settings.mtu = m;
+  }
+  const reservedRaw = firstParam(params, 'reserved');
+  if (reservedRaw) {
+    const reserved = reservedRaw.split(',')
+      .map((s) => Number(s.trim()))
+      .filter((n) => Number.isFinite(n));
+    if (reserved.length > 0) settings.reserved = reserved;
+  }
+
+  return {
+    protocol: 'wireguard',
+    tag: decodeRemark(url),
+    settings,
+  };
+}
+
 // Dispatcher — first non-null parser wins. Returns null when no parser
 // recognizes the link's protocol scheme.
 export function parseOutboundLink(link: string): Raw | null {
@@ -435,5 +501,6 @@ export function parseOutboundLink(link: string): Raw | null {
     ?? parseTrojanLink(trimmed)
     ?? parseShadowsocksLink(trimmed)
     ?? parseHysteria2Link(trimmed)
+    ?? parseWireguardLink(trimmed)
   );
 }

frontend/src/test/outbound-link-parser.test.ts

@@ -7,6 +7,7 @@ import {
   parseVlessLink,
   parseVmessLink,
   parseHysteria2Link,
+  parseWireguardLink,
 } from '@/lib/xray/outbound-link-parser';
 import { Base64 } from '@/utils';
 
@@ -204,6 +205,18 @@ describe('parseShadowsocksLink', () => {
     expect(settings.servers[0].password).toBe('supersecret');
   });
 
+  it('keeps the port when the link carries a query string (2022 two-key password)', () => {
+    const link = 'ss://MjAyMi1ibGFrZTMtYWVzLTI1Ni1nY206LzhsdFZKaU90azE2QmhKZG9WZVRmSkNNUEJlRGhjcmkycTN0dzU1OUZvYz06YUhuTTB6ZnpFaTdRejc5dzlxNWFFWWVQVnpDU0wxaHV4RnZXZFB6OFZHST0@localhost:30757?type=tcp#pahf4urt53';
+    const out = parseShadowsocksLink(link);
+    expect(out?.protocol).toBe('shadowsocks');
+    expect(out?.tag).toBe('pahf4urt53');
+    const settings = out?.settings as { servers: Array<{ address: string; port: number; method: string; password: string }> };
+    expect(settings.servers[0].address).toBe('localhost');
+    expect(settings.servers[0].port).toBe(30757);
+    expect(settings.servers[0].method).toBe('2022-blake3-aes-256-gcm');
+    expect(settings.servers[0].password).toBe('/8ltVJiOtk16BhJdoVeTfJCMPBeDhcri2q3tw559Foc=:aHnM0zfzEi7Qz79w9q5aEYePVzCSL1huxFvWdPz8VGI=');
+  });
+
   it('parses the legacy base64-of-whole form', () => {
     // ss://base64(method:password@host:port)#remark
     const inner = Base64.encode('aes-256-gcm:legacypw@10.0.0.1:1080');
@@ -306,6 +319,49 @@ describe('parseVlessLink — extra / fm / x_padding_bytes (B20)', () => {
   });
 });
 
+describe('parseWireguardLink', () => {
+  it('parses a wireguard:// link with percent-encoded secret and publickey', () => {
+    const link = 'wireguard://IKeuy2+BNspvMffiC47z16seLIGxGtbDIYiZcbh9C1U%3D@localhost:22824'
+      + '?publickey=3CnNsCy74TOlupjaii%2BRFp%2FgDMk5vvUuFD0SNZ%2FGl2s%3D'
+      + '&address=10.0.0.2%2F32&mtu=1420#-1';
+    const out = parseWireguardLink(link);
+    expect(out?.protocol).toBe('wireguard');
+    expect(out?.tag).toBe('-1');
+    const settings = out?.settings as {
+      secretKey: string; address: string[]; mtu: number;
+      peers: Array<{ publicKey: string; endpoint: string; allowedIPs: string[] }>;
+    };
+    expect(settings.secretKey).toBe('IKeuy2+BNspvMffiC47z16seLIGxGtbDIYiZcbh9C1U=');
+    expect(settings.address).toEqual(['10.0.0.2/32']);
+    expect(settings.mtu).toBe(1420);
+    expect(settings.peers[0].publicKey).toBe('3CnNsCy74TOlupjaii+RFp/gDMk5vvUuFD0SNZ/Gl2s=');
+    expect(settings.peers[0].endpoint).toBe('localhost:22824');
+    expect(settings.peers[0].allowedIPs).toEqual(['0.0.0.0/0', '::/0']);
+  });
+
+  it('parses reserved, presharedkey and keepalive aliases', () => {
+    const link = 'wireguard://privkey@1.2.3.4:51820'
+      + '?publickey=peerpub&address=10.0.0.2/32,fd00::2/128'
+      + '&reserved=1,2,3&presharedkey=psk-secret&persistentkeepalive=25'
+      + '&allowedips=0.0.0.0/0#wg-peer';
+    const out = parseWireguardLink(link);
+    const settings = out?.settings as {
+      reserved: number[];
+      peers: Array<{ preSharedKey: string; keepAlive: number; allowedIPs: string[] }>;
+      address: string[];
+    };
+    expect(settings.address).toEqual(['10.0.0.2/32', 'fd00::2/128']);
+    expect(settings.reserved).toEqual([1, 2, 3]);
+    expect(settings.peers[0].preSharedKey).toBe('psk-secret');
+    expect(settings.peers[0].keepAlive).toBe(25);
+    expect(settings.peers[0].allowedIPs).toEqual(['0.0.0.0/0']);
+  });
+
+  it('returns null for non-wireguard links', () => {
+    expect(parseWireguardLink('vless://x@y:1')).toBeNull();
+  });
+});
+
 describe('parseOutboundLink dispatcher', () => {
   it('dispatches vmess via base64 JSON', () => {
     const json = { v: '2', ps: 'x', add: '1.1.1.1', port: 443, id: '11111111-2222-4333-8444-555555555555', net: 'tcp', tls: 'none' };
@@ -317,6 +373,10 @@ describe('parseOutboundLink dispatcher', () => {
     expect(parseOutboundLink('vless://uuid@host:443?type=tcp&security=none')?.protocol).toBe('vless');
   });
 
+  it('dispatches wireguard via URL', () => {
+    expect(parseOutboundLink('wireguard://pk@host:22824?publickey=pub&address=10.0.0.2/32')?.protocol).toBe('wireguard');
+  });
+
   it('returns null for an unknown scheme', () => {
     expect(parseOutboundLink('socks5://user:pass@host:1080')).toBeNull();
   });