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Add on-demand desktop server bundle

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This commit is contained in:
Simos Mikelatos
2026-06-18 21:08:29 +00:00
parent 7786763dd1
commit f75ae385dd
14 changed files with 752 additions and 46 deletions
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59
electron/localServer.js
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@@ -5,6 +5,8 @@ import net from 'node:net';
import os from 'node:os';
import path from 'node:path';
import { ServerInstaller } from './serverInstaller.js';
const DEFAULT_PORT = 3001;
const HOST = '127.0.0.1';
const DISPLAY_HOST = 'localhost';
@@ -169,6 +171,26 @@ function getDisplayUrl(baseUrl) {
}
}
async function pathExists(filePath) {
try {
await fs.access(filePath);
return true;
} catch {
return false;
}
}
function getServerCwd(appRoot, serverEntry) {
const normalizedEntry = path.resolve(serverEntry);
const bundledEntry = path.resolve(appRoot, 'dist-server', 'server', 'index.js');
if (normalizedEntry === bundledEntry) {
return appRoot;
}
// Installed server entries are laid out as <root>/dist-server/server/index.js.
return path.resolve(path.dirname(normalizedEntry), '..', '..');
}
async function readServerMarkerUrl() {
try {
const raw = await fs.readFile(SERVER_MARKER_PATH, 'utf8');
@@ -210,10 +232,11 @@ async function waitForCloudCliServer(baseUrl, timeoutMs) {
}
export class LocalServerController {
constructor({ appRoot, settingsPath, isPackaged = false, onChange }) {
constructor({ appRoot, settingsPath, isPackaged = false, appVersion, onChange }) {
this.appRoot = appRoot;
this.settingsPath = settingsPath;
this.isPackaged = isPackaged;
this.appVersion = appVersion;
this.onChange = onChange;
this.localServerUrl = null;
this.localServerPort = null;
@@ -334,20 +357,40 @@ export class LocalServerController {
};
}
startBundledServer(port) {
const serverEntry = process.env.ELECTRON_SERVER_ENTRY
|| path.join(this.appRoot, 'dist-server', 'server', 'index.js');
/** Resolves the local server entry, installing the matching runtime if needed. */
async resolveServerEntry() {
if (process.env.ELECTRON_SERVER_ENTRY) {
return process.env.ELECTRON_SERVER_ENTRY;
}
const bundledEntry = path.join(this.appRoot, 'dist-server', 'server', 'index.js');
if (process.env.CLOUDCLI_USE_INSTALLED_SERVER !== '1' && await pathExists(bundledEntry)) {
return bundledEntry;
}
if (!this.appVersion) {
throw new Error('Cannot install local server: app version is unknown.');
}
const installer = new ServerInstaller({
version: this.appVersion,
onLog: (line) => this.appendStartupLog(line),
});
return installer.ensureInstalled();
}
startBundledServer(port, serverEntry) {
const bindHost = this.getServerBindHost();
const runtime = getNodeRuntime(this.isPackaged);
const serverCwd = getServerCwd(this.appRoot, serverEntry);
const command = `${runtime.command} ${serverEntry}`;
this.appendStartupLog(`$ ${command}`);
this.appendStartupLog(`runtime: ${runtime.label}`);
this.appendStartupLog(`cwd: ${this.appRoot}`);
this.appendStartupLog(`cwd: ${serverCwd}`);
this.appendStartupLog(`HOST=${bindHost} SERVER_PORT=${port} NODE_ENV=production`);
this.ownedServerProcess = spawn(runtime.command, [serverEntry], {
cwd: this.appRoot,
cwd: serverCwd,
detached: true,
env: {
...process.env,
@@ -414,11 +457,13 @@ export class LocalServerController {
}
}
const serverEntry = await this.resolveServerEntry();
const port = await chooseServerPort(this.getServerBindHost());
const serverUrl = `http://${HOST}:${port}`;
const displayUrl = `http://${DISPLAY_HOST}:${port}`;
this.localServerPort = port;
this.startBundledServer(port);
this.startBundledServer(port, serverEntry);
const ready = await waitForCloudCliServer(serverUrl, SERVER_START_TIMEOUT_MS);
if (!ready) {