try getting executable path from puppeteer

Author: aitchiss

src/run-lighthouse.js

@@ -1,5 +1,3 @@
-import fs from 'fs';
-
 import lighthouse from 'lighthouse';
 import chromeLauncher from 'chrome-launcher';
 import log from 'lighthouse-logger';
@@ -11,79 +9,47 @@ export const runLighthouse = async (url, settings) => {
     const logLevel = settings?.logLevel || 'error';
     log.setLevel(logLevel);
 
-    console.log('Launching Chrome...');
-    // Launch Chrome with minimal flags
+    // Let Puppeteer handle Chrome installation with its defaults
+    let executablePath;
+    try {
+      const browser = await puppeteer.launch({
+        headless: 'new',
+        args: [
+          '--no-sandbox',
+          '--disable-gpu',
+          '--disable-dev-shm-usage',
+          '--disable-software-rasterizer',
+          '--disable-setuid-sandbox',
+          '--no-zygote'
+        ]
+      });
+      
+      // Get the executable path from Puppeteer's browser instance
+      executablePath = browser.process().spawnArgs[0];
+      console.log('Using Chrome at:', executablePath);
+      await browser.close();
+    } catch (err) {
+      console.error('Error launching Chrome:', err.message);
+      throw err; // We need Chrome to continue
+    }
+
+    // Configure chrome-launcher
     const launchOptions = {
       chromeFlags: [
         '--headless=new',
         '--no-sandbox',
         '--disable-gpu',
         '--disable-dev-shm-usage',
+        '--disable-software-rasterizer',
+        '--disable-setuid-sandbox',
+        '--no-zygote'
       ],
       logLevel,
       handleSIGINT: true,
+      chromePath: executablePath
     };
 
-    // Launch Chrome using puppeteer
-    try {
-      console.log('Launching Chrome with puppeteer...');
-      
-      // Set Puppeteer browser path to a writable location
-      const browserPath = '/tmp/puppeteer/chrome/linux-136.0.7103.92/chrome-linux64/chrome';
-      process.env.PUPPETEER_BROWSER_PATH = browserPath;
-      console.log('Setting Puppeteer browser path:', process.env.PUPPETEER_BROWSER_PATH);
-      
-      // Create the directory structure if it doesn't exist
-      try {
-        await fs.promises.mkdir('/tmp/puppeteer/chrome/linux-136.0.7103.92/chrome-linux64', { recursive: true });
-        console.log('Browser directory structure created');
-      } catch (err) {
-        console.error('Error creating browser directory:', err.message);
-      }
-      
-      // Verify the browser path exists
-      try {
-        await fs.promises.access(browserPath);
-        console.log('Browser exists at:', browserPath);
-        launchOptions.chromePath = browserPath;
-      } catch (err) {
-        console.log('Browser not found at configured path, will use default');
-      }
-      
-      // Launch browser for Lighthouse with specific configuration for Netlify
-      let browser;
-      try {
-        const launchConfig = {
-          headless: 'new',
-          args: [
-            '--no-sandbox',
-            '--disable-gpu',
-            '--disable-dev-shm-usage',
-            '--disable-software-rasterizer',
-            '--disable-setuid-sandbox',
-            '--no-zygote'
-          ]
-        };
-        
-        console.log('Launching browser with config:', launchConfig);
-        browser = await puppeteer.launch(launchConfig);
-        console.log('Browser launched successfully');
-        
-        const wsEndpoint = browser.wsEndpoint();
-        console.log('Browser WebSocket endpoint:', wsEndpoint);
-      } finally {
-        if (browser) {
-          try {
-            await browser.close();
-            console.log('Browser closed successfully');
-          } catch (err) {
-            console.warn('Error closing browser:', err);
-          }
-        }
-      }
-    } catch (error) {
-      console.error('Error launching Chrome with puppeteer:', error);
-    }
+    console.log('Chrome launch options:', launchOptions);
 
     chrome = await chromeLauncher.launch(launchOptions);
     console.log('Chrome launched on port:', chrome.port);