labs-asp/test-browser-streaming.html at main · navapbc/labs-asp · GitHub

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<!DOCTYPE html>
<html>
<head>
    <title>Browser Streaming Test - Session Isolation Verification</title>
    <style>
        body { font-family: Arial, sans-serif; padding: 20px; }
        button { margin: 5px; padding: 10px 15px; }
        #status { margin: 10px 0; font-weight: bold; }
        #canvas { border: 2px solid #333; margin: 10px 0; display: block; }
        .connected { color: green; }
        .disconnected { color: red; }
        .connecting { color: orange; }
        #metadata {
            margin: 10px 0;
            padding: 15px;
            background: #f5f5f5;
            border-radius: 5px;
            font-family: monospace;
            font-size: 14px;
        }
        #metadata h3 {
            margin: 0 0 10px 0;
            font-size: 16px;
            color: #333;
        }
        #metadata .field {
            margin: 5px 0;
        }
        #metadata .label {
            font-weight: bold;
            color: #666;
        }
        #metadata .value {
            color: #0066cc;
        }
    </style>
</head>
<body>
    <h1>Browser Streaming Session Isolation Test</h1>
    <p>Testing session-to-target mapping on <code>ws://localhost:8933</code></p>

    <div>
        <button onclick="connect()">Connect</button>
        <button onclick="startStreaming()">Start Streaming (New Session)</button>
        <button onclick="stopStreaming()">Stop Streaming</button>
        <button onclick="disconnect()">Disconnect</button>
    </div>

    <div id="status" class="disconnected">Not connected</div>

    <!-- Session/Target Metadata Display -->
    <div id="metadata">
        <h3>Session Metadata</h3>
        <div class="field"><span class="label">Session ID:</span> <span id="sessionId" class="value">-</span></div>
        <div class="field"><span class="label">Target ID:</span> <span id="targetId" class="value">-</span></div>
        <div class="field"><span class="label">CDP Endpoint:</span> <span id="cdpEndpoint" class="value">-</span></div>
        <div class="field"><span class="label">Frames Received:</span> <span id="frameCount" class="value">0</span></div>
        <div class="field"><span class="label">Last Frame Time:</span> <span id="lastFrameTime" class="value">-</span></div>
    </div>

    <canvas id="canvas" width="960" height="540"></canvas>

    <div id="messages" style="margin-top: 20px; max-height: 200px; overflow-y: auto; border: 1px solid #ccc; padding: 10px; font-family: monospace; font-size: 12px;"></div>

    <script>
        let ws = null;
        let canvas = document.getElementById('canvas');
        let ctx = canvas.getContext('2d');
        let statusEl = document.getElementById('status');
        let messagesEl = document.getElementById('messages');
        let currentSessionId = null;
        let frameCount = 0;

        function log(message) {
            const timestamp = new Date().toLocaleTimeString();
            messagesEl.innerHTML += `[${timestamp}] ${message}<br>`;
            messagesEl.scrollTop = messagesEl.scrollHeight;
            console.log(message);
        }

        function updateMetadata(field, value) {
            const element = document.getElementById(field);
            if (element) {
                element.textContent = value || '-';
            }
        }

        function connect() {
            if (ws) {
                log('Already connected or connecting');
                return;
            }

            statusEl.textContent = 'Connecting...';
            statusEl.className = 'connecting';

            ws = new WebSocket('ws://localhost:8933');

            ws.onopen = () => {
                statusEl.textContent = 'Connected to WebSocket';
                statusEl.className = 'connected';
                log('WebSocket connection opened');
            };

            ws.onmessage = (event) => {
                try {
                    const message = JSON.parse(event.data);

                    if (message.type === 'frame') {
                        // Update frame counter (don't log - too spammy)
                        frameCount++;
                        updateMetadata('frameCount', frameCount);
                        updateMetadata('lastFrameTime', new Date().toLocaleTimeString());

                        // Draw the frame to canvas
                        const img = new Image();
                        img.onload = () => {
                            ctx.clearRect(0, 0, canvas.width, canvas.height);
                            ctx.drawImage(img, 0, 0, canvas.width, canvas.height);
                        };
                        img.src = `data:image/jpeg;base64,${message.data}`;
                    } else if (message.type === 'streaming-started') {
                        log(`✓ Streaming started for session: ${message.sessionId}`);
                        log(`  Target ID: ${message.targetId}`);
                        log(`  CDP Endpoint: ${message.cdpEndpoint}`);

                        // Update metadata display
                        updateMetadata('sessionId', message.sessionId);
                        updateMetadata('targetId', message.targetId);
                        updateMetadata('cdpEndpoint', message.cdpEndpoint);
                    } else if (message.type === 'streaming-stopped') {
                        log(`✓ Streaming stopped for session: ${message.sessionId}`);
                    } else if (message.type === 'error') {
                        log(`✗ ERROR: ${message.error}`);
                    } else {
                        // Log unknown message types
                        log(`Received: ${message.type}`);
                    }
                } catch (err) {
                    log(`Error parsing message: ${err.message}`);
                }
            };

            ws.onclose = () => {
                statusEl.textContent = 'Disconnected';
                statusEl.className = 'disconnected';
                log('WebSocket connection closed');
                ws = null;
            };

            ws.onerror = (error) => {
                statusEl.textContent = 'Connection error';
                statusEl.className = 'disconnected';
                log(`WebSocket error: ${error}`);
            };
        }

        function startStreaming() {
            if (!ws || ws.readyState !== WebSocket.OPEN) {
                log('Not connected to WebSocket');
                return;
            }

            // Generate unique session ID for each start
            currentSessionId = 'test-session-' + Date.now();
            frameCount = 0; // Reset frame counter

            const message = {
                type: 'start-streaming',
                sessionId: currentSessionId
            };

            ws.send(JSON.stringify(message));
            log(`→ Sent: ${message.type} for session ${currentSessionId}`);

            // Reset metadata
            updateMetadata('sessionId', currentSessionId);
            updateMetadata('targetId', 'waiting...');
            updateMetadata('cdpEndpoint', 'waiting...');
            updateMetadata('frameCount', '0');
            updateMetadata('lastFrameTime', '-');
        }

        function stopStreaming() {
            if (!ws || ws.readyState !== WebSocket.OPEN) {
                log('Not connected to WebSocket');
                return;
            }

            if (!currentSessionId) {
                log('No active session to stop');
                return;
            }

            const message = {
                type: 'stop-streaming',
                sessionId: currentSessionId
            };

            ws.send(JSON.stringify(message));
            log(`→ Sent: ${message.type} for session ${currentSessionId}`);
        }

        function disconnect() {
            if (ws) {
                ws.close();
                ws = null;
            }
        }

        // Auto-connect on page load
        window.onload = () => {
            log('Page loaded. Click Connect to start.');
        };
    </script>
</body>
</html>