ros/playwright-mcp
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chore: reuse browser in server mode (#495)

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This commit is contained in:
Pavel Feldman
2025-05-30 15:15:37 -07:00
committed by GitHub
parent 54ed7c3200
commit eec177d3ac
11 changed files with 490 additions and 163 deletions
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5
src/transport.ts
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@@ -18,6 +18,7 @@ import http from 'node:http';
import assert from 'node:assert';
import crypto from 'node:crypto';
import debug from 'debug';
import { SSEServerTransport } from '@modelcontextprotocol/sdk/server/sse.js';
import { StreamableHTTPServerTransport } from '@modelcontextprotocol/sdk/server/streamableHttp.js';
import { StdioServerTransport } from '@modelcontextprotocol/sdk/server/stdio.js';
@@ -28,6 +29,8 @@ export async function startStdioTransport(server: Server) {
await server.createConnection(new StdioServerTransport());
}
const testDebug = debug('pw:mcp:test');
async function handleSSE(server: Server, req: http.IncomingMessage, res: http.ServerResponse, url: URL, sessions: Map<string, SSEServerTransport>) {
if (req.method === 'POST') {
const sessionId = url.searchParams.get('sessionId');
@@ -46,8 +49,10 @@ async function handleSSE(server: Server, req: http.IncomingMessage, res: http.Se
} else if (req.method === 'GET') {
const transport = new SSEServerTransport('/sse', res);
sessions.set(transport.sessionId, transport);
testDebug(`create SSE session: ${transport.sessionId}`);
const connection = await server.createConnection(transport);
res.on('close', () => {
testDebug(`delete SSE session: ${transport.sessionId}`);
sessions.delete(transport.sessionId);
// eslint-disable-next-line no-console
void connection.close().catch(e => console.error(e));