jsoverson / puppeteer-interceptor Goto Github PK

intercept(page, patterns.Document('*'), {
    onInterception: event => {
      console.log(`${event.request.url} intercepted.`)
    },
    onResponseReceived: event => {
      event.response.headers.push({
        name: 'Link',
        value: '<https://x.xxx.com>; rel="preconnect"'
      });
      console.log(`${event.request.url} intercepted, going to modify`)
      return event.response;
    }
});

// in my code
intercept(page, patterns.Document('*'), {
    onInterception: event => {
      console.log(`${event.request.url} intercepted.`)
    },
    onResponseReceived: event => {
      return null;
    }
});


// in source code
if (newResponse) {
    debug(`Fulfilling request ${requestId} with response returned from onResponseReceived`);
    console.log('newResponse headers count:', newResponse.headers.length);
    await client.send('Fetch.fulfillRequest', {
        requestId,
        responseCode: newResponse.statusCode,
        responseHeaders: newResponse.headers,
        body: newResponse.base64Body ? newResponse.base64Body : btoa_1.default(newResponse.body),
        responsePhrase: newResponse.statusMessage,
    });
}
else {
    // here I try to modify response headers
    await client.send('Fetch.continueRequest', { requestId, headers: [
        {name: 'Link', value: '<https://x.xxx.com>; rel="preconnect"'},
    ] });
}

{
  url: 'https://someurl',
  method: 'GET',
  headers: {
    'sec-ch-ua': '" Not A;Brand";v="99", "Chromium";v="90"',
    'sec-ch-ua-mobile': '?0',
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4403.0 Safari/537.36',
    Accept: '*/*'
  },
  initialPriority: 'Low',
  referrerPolicy: 'strict-origin-when-cross-origin'
}

try {
    const responseCdp = (await client.send('Fetch.getResponseBody', {
        requestId,
    }));
    const response = {
        body: responseCdp.base64Encoded ? atob_1.default(responseCdp.body) : responseCdp.body,
        headers: event.responseHeaders,
        errorReason: event.responseErrorReason,
        statusCode: event.responseStatusCode,
    };
    newResponse = await this.eventHandlers.onResponseReceived({ response, request });
} catch (e) {
    console.log(e);
    newResponse = await this.eventHandlers.onResponseReceived({ test: 'test' });
}

const proxyUser = `o`;
const proxyPass = 'f';
const options = {
  headless: false,
  // devtools: true,
  args: [
    '--no-sandbox',
    `--proxy-server=proxy:22225`,
  ],
};
let browser = await puppeteer.launch(options);
const page = await browser.newPage();

await page.authenticate({ username: proxyUser, password: proxyPass });

await page.goto('chrome://about')