From 8a44b67d0c394b24f35b7e9c61a31bf1fd1b6a9e Mon Sep 17 00:00:00 2001 From: tuankiet2s Date: Mon, 27 Oct 2025 16:02:30 +0700 Subject: [PATCH] first commit --- .gitignore | 1 + .vscode/launch.json | 22 +++ README.md | 38 ++++++ example.js | 1 + package-lock.json | 316 ++++++++++++++++++++++++++++++++++++++++++++ package.json | 14 ++ run-script.js | 89 +++++++++++++ 7 files changed, 481 insertions(+) create mode 100644 .gitignore create mode 100644 .vscode/launch.json create mode 100644 README.md create mode 100644 example.js create mode 100644 package-lock.json create mode 100644 package.json create mode 100644 run-script.js diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..b512c09 --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +node_modules \ No newline at end of file diff --git a/.vscode/launch.json b/.vscode/launch.json new file mode 100644 index 0000000..86f2d09 --- /dev/null +++ b/.vscode/launch.json @@ -0,0 +1,22 @@ +{ + "version": "0.2.0", + "configurations": [ + { + "name": "Attach to Chrome", + "type": "chrome", + "request": "attach", + "port": 9222, + "webRoot": "${workspaceFolder}" + }, + { + "name": "Execute Script on Current Tab", + "type": "node", + "request": "launch", + "program": "${workspaceFolder}/run-script.js", + "args": [ + "${file}" + ], + "console": "integratedTerminal" + } + ] + } \ No newline at end of file diff --git a/README.md b/README.md new file mode 100644 index 0000000..52f5017 --- /dev/null +++ b/README.md @@ -0,0 +1,38 @@ +# Browser Tab Debugger + +Execute JavaScript files on Chrome tabs via remote debugging. + +## Setup + +1. Install dependencies: +```bash +npm install +``` + +2. Start Chrome with remote debugging enabled: +```bash +chrome.exe --remote-debugging-port=9222 +``` + +Or on Windows, run from PowerShell: +```powershell +& "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9222 +``` + +## Usage + +### Option 1: VS Code Debug Configuration +1. Open the JavaScript file you want to execute (e.g., `example.js`) +2. Press F5 or go to Run and Debug +3. Select "Execute Script on Current Tab" +4. The script will run on the currently active Chrome tab + +### Option 2: Command Line +```bash +node run-script.js example.js +``` + +## How it works + +The script connects to Chrome's DevTools Protocol on port 9222, finds the first active page tab, and executes your JavaScript code using `Runtime.evaluate`. + diff --git a/example.js b/example.js new file mode 100644 index 0000000..f25dc04 --- /dev/null +++ b/example.js @@ -0,0 +1 @@ +console.log("Hello World 555"); \ No newline at end of file diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..f380c0a --- /dev/null +++ b/package-lock.json @@ -0,0 +1,316 @@ +{ + "name": "browser-tab-debugger", + "version": "1.0.0", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "name": "browser-tab-debugger", + "version": "1.0.0", + "dependencies": { + "axios": "^1.6.0", + "ws": "^8.14.0" + } + }, + "node_modules/asynckit": { + "version": "0.4.0", + "resolved": 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-0,0 +1,89 @@ +const axios = require('axios'); +const fs = require('fs'); +const path = require('path'); + +async function executeScriptOnCurrentTab(scriptFile) { + try { + // Get list of tabs from Chrome DevTools Protocol + const response = await axios.get('http://localhost:9222/json'); + const tabs = response.data; + + // Find the first page tab (not extensions or devtools) + const targetTab = tabs.find(tab => tab.type === 'page'); + + if (!targetTab) { + console.error('No active page tab found. Make sure Chrome is running with --remote-debugging-port=9222'); + process.exit(1); + } + + console.log(`Found tab: ${targetTab.title}`); + console.log(`URL: ${targetTab.url}`); + + // Read the script content + const scriptContent = fs.readFileSync(scriptFile, 'utf-8'); + + // Connect to the WebSocket debugger URL + const WebSocket = require('ws'); + const ws = new WebSocket(targetTab.webSocketDebuggerUrl); + + ws.on('open', () => { + console.log('Connected to Chrome DevTools'); + + // Send Runtime.evaluate command to execute the script + ws.send(JSON.stringify({ + id: 1, + method: 'Runtime.evaluate', + params: { + expression: scriptContent, + returnByValue: true + } + })); + }); + + ws.on('message', (data) => { + const message = JSON.parse(data); + + if (message.id === 1) { + if (message.result.exceptionDetails) { + console.error('Script execution error:', message.result.exceptionDetails); + } else { + console.log('Script executed successfully'); + if (message.result.result.value !== undefined) { + console.log('Result:', message.result.result.value); + } + } + ws.close(); + process.exit(0); + } + }); + + ws.on('error', (error) => { + console.error('WebSocket error:', error); + process.exit(1); + }); + + } catch (error) { + if (error.code === 'ECONNREFUSED') { + console.error('Could not connect to Chrome. Make sure Chrome is running with:'); + console.error('chrome.exe --remote-debugging-port=9222'); + } else { + console.error('Error:', error.message); + } + process.exit(1); + } +} + +const scriptFile = process.argv[2]; + +if (!scriptFile) { + console.error('Usage: node run-script.js '); + process.exit(1); +} + +if (!fs.existsSync(scriptFile)) { + console.error(`Script file not found: ${scriptFile}`); + process.exit(1); +} + +executeScriptOnCurrentTab(scriptFile); +