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chore(extension): support custom executablePath (#947)

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Fixes https://github.com/microsoft/playwright-mcp/issues/941
This commit is contained in:
Yury Semikhatsky
2025-08-25 13:48:52 -07:00
committed by GitHub
parent 1a64a51812
commit 7774ad93ca
4 changed files with 47 additions and 10 deletions
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20
src/extension/cdpRelay.ts
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@@ -60,6 +60,7 @@ export class CDPRelayServer {
private _wsHost: string;
private _browserChannel: string;
private _userDataDir?: string;
private _executablePath?: string;
private _cdpPath: string;
private _extensionPath: string;
private _wss: WebSocketServer;
@@ -73,10 +74,11 @@ export class CDPRelayServer {
private _nextSessionId: number = 1;
private _extensionConnectionPromise!: ManualPromise<void>;
constructor(server: http.Server, browserChannel: string, userDataDir?: string) {
constructor(server: http.Server, browserChannel: string, userDataDir?: string, executablePath?: string) {
this._wsHost = httpAddressToString(server.address()).replace(/^http/, 'ws');
this._browserChannel = browserChannel;
this._userDataDir = userDataDir;
this._executablePath = executablePath;
const uuid = crypto.randomUUID();
this._cdpPath = `/cdp/${uuid}`;
@@ -125,12 +127,16 @@ export class CDPRelayServer {
if (toolName)
url.searchParams.set('newTab', String(toolName === 'browser_navigate'));
const href = url.toString();
const executableInfo = registry.findExecutable(this._browserChannel);
if (!executableInfo)
throw new Error(`Unsupported channel: "${this._browserChannel}"`);
const executablePath = executableInfo.executablePath();
if (!executablePath)
throw new Error(`"${this._browserChannel}" executable not found. Make sure it is installed at a standard location.`);
let executablePath = this._executablePath;
if (!executablePath) {
const executableInfo = registry.findExecutable(this._browserChannel);
if (!executableInfo)
throw new Error(`Unsupported channel: "${this._browserChannel}"`);
executablePath = executableInfo.executablePath();
if (!executablePath)
throw new Error(`"${this._browserChannel}" executable not found. Make sure it is installed at a standard location.`);
}
const args: string[] = [];
if (this._userDataDir)