feat: link mac client to shared gateway proxy

src/server/singbox.js

@@ -242,28 +242,56 @@ function routeRules(customRules, vpnTag, { includeTransparent = true } = {}) {
   return rules;
 }
 
+function sharedProxyOutbound(sharedProxy) {
+  if (!sharedProxy?.host || !sharedProxy?.port) return null;
+  if (sharedProxy.protocol === "http") {
+    return {
+      type: "http",
+      tag: "shared-proxy",
+      server: sharedProxy.host,
+      server_port: sharedProxy.port,
+    };
+  }
+  return {
+    type: "socks",
+    tag: "shared-proxy",
+    server: sharedProxy.host,
+    server_port: sharedProxy.port,
+    version: "5",
+  };
+}
+
 export function buildGatewayConfig(
   subscriptionConfig,
   selectedTag,
   { bypassAll = false } = {},
 ) {
-  const selectedOutbound = findOutbound(subscriptionConfig, selectedTag);
-  if (!selectedOutbound) {
-    throw new Error(`Outbound не найден: ${selectedTag}`);
-  }
-
-  const vpnOutbound = clone(selectedOutbound);
-  if (!vpnOutbound.tag) vpnOutbound.tag = "vpn-out";
-  if (vpnOutbound.type === "vless" && !vpnOutbound.packet_encoding) {
-    vpnOutbound.packet_encoding = "xudp";
-  }
-
   const customRuleSets = readCustomRuleSets();
   const clientMode = settings.appMode === "client";
   const clientSettings = clientMode ? readClientSettings() : null;
-  const clientOutbound = clientSettings?.homeBypassEnabled
-    ? "direct"
-    : vpnOutbound.tag;
+  const sharedOutbound =
+    clientMode && clientSettings?.sharedProxyEnabled
+      ? sharedProxyOutbound(clientSettings.sharedProxy)
+      : null;
+  const directOnlyClient = clientMode && clientSettings?.homeBypassEnabled;
+  const selectedOutbound = sharedOutbound
+    ? null
+    : findOutbound(subscriptionConfig, selectedTag);
+  if (!sharedOutbound && !directOnlyClient && !selectedOutbound) {
+    throw new Error(`Outbound не найден: ${selectedTag}`);
+  }
+
+  const vpnOutbound = selectedOutbound ? clone(selectedOutbound) : null;
+  if (vpnOutbound && !vpnOutbound.tag) vpnOutbound.tag = "vpn-out";
+  if (vpnOutbound?.type === "vless" && !vpnOutbound.packet_encoding) {
+    vpnOutbound.packet_encoding = "xudp";
+  }
+
+  const clientOutbound = sharedOutbound
+    ? sharedOutbound.tag
+    : clientSettings?.homeBypassEnabled
+      ? "direct"
+      : vpnOutbound.tag;
   const mixedProxyPort = clientSettings?.proxyPort || settings.proxyPort;
   const proxyOnlyRules = [{ inbound: [MIXED_INBOUND], outbound: clientOutbound }];
   const inbounds = [
@@ -305,7 +333,7 @@ export function buildGatewayConfig(
     },
     inbounds,
     outbounds: [
-      vpnOutbound,
+      ...(sharedOutbound ? [sharedOutbound] : vpnOutbound ? [vpnOutbound] : []),
       { type: "direct", tag: "direct" },
       { type: "block", tag: "block" },
     ],