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refactor

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Simon Knott 2024-09-14 12:11:41 +02:00
parent 1d061f8fcb
commit e21822891d
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GPG key ID: 8CEDC00028084AEC
1 changed files with 23 additions and 26 deletions
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49
packages/playwright-core/src/server/fetch.ts
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@ -311,29 +311,26 @@ export abstract class APIRequestContext extends SdkObject {
const requestOptions = { ...options, agent };
const startAt = monotonicTime();
const timings: Record<'startAt' | 'requestFinishAt' | 'dnsLookupAt' | 'tcpConnectionAt' | 'tlsHandshakeAt' | 'firstByteAt' | 'endAt', number | undefined> = {
startAt,
dnsLookupAt: undefined,
tcpConnectionAt: undefined,
tlsHandshakeAt: undefined,
requestFinishAt: undefined,
firstByteAt: undefined,
endAt: undefined
};
let dnsLookupAt: number | undefined;
let tcpConnectionAt: number | undefined;
let tlsHandshakeAt: number | undefined;
let requestFinishAt: number | undefined;
let firstByteAt: number | undefined;
let endAt: number | undefined;
const request = requestConstructor(url, requestOptions as any, async response => {
response.once('readable', () => { timings.firstByteAt = monotonicTime(); });
response.once('end', () => { timings.endAt = monotonicTime(); });
response.once('readable', () => { firstByteAt = monotonicTime(); });
response.once('end', () => { endAt = monotonicTime(); });
const notifyRequestFinished = (body?: Buffer) => {
const harTimings: har.Timings = {
send: timings.requestFinishAt! - startAt,
wait: timings.firstByteAt! - timings.requestFinishAt!,
receive: timings.endAt! - timings.firstByteAt!,
dns: timings.dnsLookupAt ? timings.dnsLookupAt - startAt : -1,
connect: (timings.tlsHandshakeAt ?? timings.tcpConnectionAt!) - startAt,
ssl: timings.tlsHandshakeAt ? timings.tlsHandshakeAt - timings.tcpConnectionAt! : -1,
blocked: -1, // TODO: time spent in queue waiting for a network connection
const timings: har.Timings = {
send: requestFinishAt! - startAt,
wait: firstByteAt! - requestFinishAt!,
receive: endAt! - firstByteAt!,
dns: dnsLookupAt ? dnsLookupAt - startAt : -1,
connect: (tlsHandshakeAt ?? tcpConnectionAt!) - startAt,
ssl: tlsHandshakeAt ? tlsHandshakeAt - tcpConnectionAt! : -1,
blocked: -1,
};
const requestFinishedEvent: APIRequestFinishedEvent = {
@ -345,7 +342,7 @@ export abstract class APIRequestContext extends SdkObject {
rawHeaders: response.rawHeaders,
cookies,
body,
timings: harTimings,
timings,
};
this.emit(APIRequestContext.Events.RequestFinished, requestFinishedEvent);
};
@ -493,15 +490,15 @@ export abstract class APIRequestContext extends SdkObject {
request.on('socket', socket => {
// happy eyeballs don't emit lookup and connect events, so we use our custom ones
timings.dnsLookupAt = (socket as any).dnsLookupAt;
timings.tcpConnectionAt = (socket as any).tcpConnectionAt;
dnsLookupAt = (socket as any).dnsLookupAt;
tcpConnectionAt = (socket as any).tcpConnectionAt;
// standard case
socket.on('lookup', () => { timings.dnsLookupAt = monotonicTime(); });
socket.on('connect', () => { timings.tcpConnectionAt = monotonicTime(); });
socket.on('secureConnect', () => { timings.tlsHandshakeAt = monotonicTime(); });
socket.on('lookup', () => { dnsLookupAt = monotonicTime(); });
socket.on('connect', () => { tcpConnectionAt = monotonicTime(); });
socket.on('secureConnect', () => { tlsHandshakeAt = monotonicTime(); });
});
request.on('finish', () => { timings.requestFinishAt = monotonicTime(); });
request.on('finish', () => { requestFinishAt = monotonicTime(); });
progress.log(`→ ${options.method} ${url.toString()}`);
if (options.headers) {