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fix(webkit): wait for the incoming pipe message prior to writing into it

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This commit is contained in:
Pavel Feldman 2020-02-06 23:56:15 -08:00
parent fe2431e34b
commit c2d149a280
1 changed files with 6 additions and 2 deletions
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8
src/server/webkit.ts
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@ -136,7 +136,7 @@ export class WebKit implements BrowserType {
});
transport = new PipeTransport(launchedProcess.stdio[3] as NodeJS.WritableStream, launchedProcess.stdio[4] as NodeJS.ReadableStream);
browserServer = new BrowserServer(launchedProcess, gracefullyClose, launchType === 'server' ? wrapTransportWithWebSocket(transport, port || 0) : null);
browserServer = new BrowserServer(launchedProcess, gracefullyClose, launchType === 'server' ? await wrapTransportWithWebSocket(transport, port || 0) : null);
return { browserServer, transport };
}
@ -253,7 +253,7 @@ class SequenceNumberMixer<V> {
}
}
function wrapTransportWithWebSocket(transport: ConnectionTransport, port: number) {
async function wrapTransportWithWebSocket(transport: ConnectionTransport, port: number) {
const server = new ws.Server({ port });
const guid = uuidv4();
const idMixer = new SequenceNumberMixer<{id: number, socket: ws}>();
@ -262,8 +262,11 @@ function wrapTransportWithWebSocket(transport: ConnectionTransport, port: number
const browserContextIds = new Map<string, ws>();
const pageProxyIds = new Map<string, ws>();
const sockets = new Set<ws>();
let processStartedCallback: () => void;
const processStarted = new Promise(f => processStartedCallback = f);
transport.onmessage = message => {
processStartedCallback();
const parsedMessage = JSON.parse(message);
if ('id' in parsedMessage) {
if (parsedMessage.id === -9999)
@ -399,5 +402,6 @@ function wrapTransportWithWebSocket(transport: ConnectionTransport, port: number
const address = server.address();
if (typeof address === 'string')
return address + '/' + guid;
await processStarted;
return 'ws://127.0.0.1:' + address.port + '/' + guid;
}