UDS/TCP options

Summary:
Provide an option to enable/disable TCP connections on flipper-server.

The only change at this stage is that Flipper Desktop will use UDS to connect to flipper-server.

Reviewed By: passy

Differential Revision: D37519656

fbshipit-source-id: 3d02084666fde532ec76134edf8cf6a231060a48

desktop/scripts/build-flipper-server-release.tsx

@@ -71,6 +71,11 @@ const argv = yargs
       type: 'boolean',
       default: false,
     },
+    tcp: {
+      describe: 'Enable TCP connections on flipper-server.',
+      type: 'boolean',
+      default: true,
+    },
     'rebuild-plugins': {
       describe:
         'Enables rebuilding of default plugins on Flipper build. Only make sense in conjunction with "--no-bundled-plugins". Enabled by default, but if disabled using "--no-plugin-rebuild", then plugins are just released as is without rebuilding. This can save some time if you know plugin bundles are already up-to-date.',
@@ -296,16 +301,28 @@ async function runPostBuildAction(archive: string, dir: string) {
     // didn't change
     console.log(`⚙️  Installing flipper-server.tgz using npx`);
     await fs.remove(path.join(homedir(), '.npm', '_npx'));
-    await spawn('npx', [archive, argv.open ? '--open' : '--no-open'], {
-      stdio: 'inherit',
-    });
+    await spawn(
+      'npx',
+      [
+        archive,
+        argv.open ? '--open' : '--no-open',
+        argv.tcp ? '--tcp' : '--no-tcp',
+      ],
+      {
+        stdio: 'inherit',
+      },
+    );
   } else if (argv.start) {
     console.log(`⚙️  Starting flipper-server from build dir`);
     await yarnInstall(dir);
-    await spawn('./server.js', [argv.open ? '--open' : '--no-open'], {
-      cwd: dir,
-      stdio: 'inherit',
-    });
+    await spawn(
+      './server.js',
+      [argv.open ? '--open' : '--no-open', argv.tcp ? '--tcp' : '--no-tcp'],
+      {
+        cwd: dir,
+        stdio: 'inherit',
+      },
+    );
   }
 }
 

desktop/scripts/build-utils.tsx

@@ -603,7 +603,11 @@ export function sleep(ms: number) {
 
 let proc: child.ChildProcess | undefined;
 
-export async function launchServer(startBundler: boolean, open: boolean) {
+export async function launchServer(
+  startBundler: boolean,
+  open: boolean,
+  tcp: boolean,
+) {
   if (proc) {
     console.log('⚙️  Killing old flipper-server...');
     proc.kill(9);
@@ -617,6 +621,7 @@ export async function launchServer(startBundler: boolean, open: boolean) {
       `../flipper-server/server.js`,
       startBundler ? `--bundler` : `--no-bundler`,
       open ? `--open` : `--no-open`,
+      tcp ? `--tcp` : `--no-tcp`,
     ],
     {
       cwd: serverDir,

desktop/scripts/start-flipper-server-dev.tsx

@@ -64,6 +64,11 @@ const argv = yargs
       type: 'boolean',
       default: true,
     },
+    tcp: {
+      describe: 'Enable TCP connections on flipper-server.',
+      type: 'boolean',
+      default: true,
+    },
     channel: {
       description: 'Release channel for the build',
       choices: ['stable', 'insiders'],
@@ -131,7 +136,7 @@ let startCount = 0;
 async function restartServer() {
   try {
     await compileServerMain(true);
-    await launchServer(true, argv.open && ++startCount === 1); // only open on the first time
+    await launchServer(true, argv.open && ++startCount === 1, argv.tcp); // only open on the first time
   } catch (e) {
     console.error(
       chalk.red(