656 lines
21 KiB
HTML
656 lines
21 KiB
HTML
<!DOCTYPE html>
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<html lang="ru">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>NATS Queue Visualizer</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body {
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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min-height: 100vh;
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padding: 20px;
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}
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.container {
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max-width: 1400px;
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margin: 0 auto;
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background: white;
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border-radius: 12px;
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box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
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overflow: hidden;
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}
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.header {
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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color: white;
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padding: 30px;
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text-align: center;
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}
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.header h1 {
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font-size: 2.5em;
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margin-bottom: 10px;
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}
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.header-info {
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display: flex;
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align-items: center;
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justify-content: center;
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gap: 12px;
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flex-wrap: wrap;
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margin-top: 12px;
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font-size: 0.95em;
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}
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.header .status {
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display: inline-block;
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padding: 8px 16px;
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background: rgba(255, 255, 255, 0.2);
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border-radius: 20px;
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font-size: 0.9em;
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}
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.header-sep {
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opacity: 0.7;
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}
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.header-info strong {
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font-weight: 600;
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}
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.status.connected {
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background: rgba(76, 175, 80, 0.3);
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}
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.status.disconnected {
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background: rgba(244, 67, 54, 0.3);
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}
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.controls {
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padding: 20px 30px;
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background: #f5f5f5;
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border-bottom: 1px solid #ddd;
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display: flex;
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gap: 15px;
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flex-wrap: wrap;
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align-items: center;
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}
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.filter-group {
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display: flex;
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gap: 10px;
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align-items: center;
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flex: 1;
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min-width: 300px;
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}
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.filter-group label {
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font-weight: 600;
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color: #555;
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}
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select, input {
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padding: 10px 15px;
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border: 2px solid #ddd;
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border-radius: 6px;
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font-size: 14px;
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transition: border-color 0.3s;
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}
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select:focus, input:focus {
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outline: none;
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border-color: #667eea;
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}
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select {
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flex: 1;
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min-width: 200px;
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}
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.btn {
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padding: 10px 20px;
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border: none;
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border-radius: 6px;
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cursor: pointer;
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font-size: 14px;
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font-weight: 600;
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transition: all 0.3s;
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}
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.btn-primary {
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background: #667eea;
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color: white;
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}
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.btn-primary:hover {
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background: #5568d3;
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transform: translateY(-2px);
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box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
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}
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.btn-danger {
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background: #f44336;
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color: white;
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}
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.btn-danger:hover {
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background: #d32f2f;
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}
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.stats {
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display: flex;
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gap: 20px;
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padding: 20px 30px;
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background: #f9f9f9;
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border-bottom: 1px solid #ddd;
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}
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.stat-item {
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flex: 1;
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text-align: center;
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}
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.stat-value {
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font-size: 2em;
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font-weight: bold;
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color: #667eea;
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}
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.stat-label {
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color: #666;
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font-size: 0.9em;
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margin-top: 5px;
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}
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.messages-container {
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padding: 20px 30px;
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max-height: 600px;
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overflow-y: auto;
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}
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.message {
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background: #f9f9f9;
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border-left: 4px solid #667eea;
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padding: 15px;
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margin-bottom: 15px;
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border-radius: 6px;
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transition: all 0.3s;
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animation: slideIn 0.3s ease-out;
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}
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@keyframes slideIn {
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from {
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opacity: 0;
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transform: translateX(-20px);
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}
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to {
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opacity: 1;
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transform: translateX(0);
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}
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}
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.message:hover {
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box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
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transform: translateX(5px);
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}
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.message-header {
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display: flex;
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justify-content: space-between;
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align-items: center;
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margin-bottom: 10px;
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flex-wrap: wrap;
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gap: 10px;
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}
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.message-subject {
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font-weight: 600;
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color: #667eea;
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font-size: 1.1em;
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}
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.message-meta {
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display: flex;
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gap: 15px;
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font-size: 0.85em;
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color: #666;
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}
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.message-data {
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background: white;
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padding: 12px;
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border-radius: 4px;
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font-family: 'Courier New', monospace;
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font-size: 0.9em;
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white-space: pre-wrap;
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word-break: break-all;
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max-height: 200px;
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overflow-y: auto;
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border: 1px solid #e0e0e0;
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}
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.message-size {
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display: inline-block;
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padding: 4px 8px;
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background: #e3f2fd;
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border-radius: 4px;
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font-size: 0.85em;
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color: #1976d2;
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}
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.message-producer-consumer {
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display: flex;
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gap: 20px;
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margin-top: 8px;
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font-size: 0.85em;
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color: #555;
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}
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.message-producer-consumer span {
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display: flex;
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align-items: center;
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gap: 6px;
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}
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.message-producer-consumer strong {
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color: #333;
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}
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.connections-section {
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padding: 20px 30px;
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border-bottom: 1px solid #eee;
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}
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.connections-section h2 {
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font-size: 1.3em;
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margin-bottom: 15px;
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color: #333;
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}
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.connections-table {
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width: 100%;
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border-collapse: collapse;
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font-size: 0.9em;
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}
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.connections-table th,
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.connections-table td {
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padding: 10px 12px;
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text-align: left;
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border-bottom: 1px solid #eee;
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}
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.connections-table th {
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background: #f5f5f5;
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font-weight: 600;
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color: #555;
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}
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.connections-table tr:hover {
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background: #fafafa;
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}
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.connections-empty {
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color: #999;
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padding: 20px;
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text-align: center;
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}
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.empty-state {
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text-align: center;
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padding: 60px 20px;
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color: #999;
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}
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.empty-state svg {
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width: 100px;
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height: 100px;
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margin-bottom: 20px;
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opacity: 0.3;
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}
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::-webkit-scrollbar {
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width: 8px;
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}
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::-webkit-scrollbar-track {
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background: #f1f1f1;
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}
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::-webkit-scrollbar-thumb {
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background: #888;
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border-radius: 4px;
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}
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::-webkit-scrollbar-thumb:hover {
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background: #555;
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}
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.search-box {
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flex: 1;
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min-width: 200px;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>🚀 NATS Queue Visualizer</h1>
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<div class="header-info">
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<span id="status" class="status disconnected">Отключено</span>
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<span class="header-sep">•</span>
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<span>Подписки: <strong id="subscribedList">—</strong></span>
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</div>
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</div>
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<div class="controls">
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<div class="filter-group">
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<label>Subject:</label>
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<select id="subjectFilter">
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<option value="">Все subjects</option>
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</select>
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</div>
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<div class="filter-group search-box">
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<label>Поиск:</label>
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<input type="text" id="searchInput" placeholder="Поиск по содержимому...">
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</div>
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<button class="btn btn-danger" onclick="clearMessages()">Очистить</button>
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</div>
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<div class="stats">
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<div class="stat-item">
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<div class="stat-value" id="totalMessages">0</div>
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<div class="stat-label">Всего сообщений</div>
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</div>
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<div class="stat-item">
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<div class="stat-value" id="uniqueSubjects">0</div>
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<div class="stat-label">Уникальных subjects</div>
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</div>
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<div class="stat-item">
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<div class="stat-value" id="totalBytes">0</div>
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<div class="stat-label">Всего байт</div>
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</div>
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</div>
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<div class="connections-section">
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<h2>Активные подключения к NATS</h2>
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<div id="connectionsContainer">
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<div class="connections-empty">Загрузка…</div>
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</div>
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</div>
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<div class="messages-container" id="messagesContainer">
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<div class="empty-state">
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<svg viewBox="0 0 24 24" fill="currentColor">
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<path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/>
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</svg>
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<p>Ожидание сообщений из NATS...</p>
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</div>
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</div>
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</div>
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<script>
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let ws = null;
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let allMessages = [];
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let currentFilter = '';
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let currentSearch = '';
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function connectWebSocket() {
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const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
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const wsUrl = `${protocol}//${window.location.host}/ws`;
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ws = new WebSocket(wsUrl);
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ws.onopen = () => {
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updateStatus(true);
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console.log('WebSocket connected');
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};
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ws.onmessage = (event) => {
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try {
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const data = JSON.parse(event.data);
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// Проверяем, массив ли это (все сообщения при подключении) или одно сообщение
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if (Array.isArray(data)) {
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// При подключении сервер отправляет все существующие сообщения массивом
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allMessages = data.reverse(); // Переворачиваем, чтобы новые были сверху
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updateMessages();
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updateStats();
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updateSubjectFilter();
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console.log(`Loaded ${data.length} existing messages`);
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} else if (data.id && data.subject) {
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// Одно новое сообщение в реальном времени
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addMessage(data);
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}
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} catch (err) {
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console.error('Error parsing WebSocket message:', err);
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}
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};
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ws.onerror = (error) => {
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console.error('WebSocket error:', error);
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updateStatus(false);
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};
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ws.onclose = () => {
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updateStatus(false);
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console.log('WebSocket disconnected');
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// Переподключение через 3 секунды
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setTimeout(connectWebSocket, 3000);
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};
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}
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function updateStatus(connected) {
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const statusEl = document.getElementById('status');
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if (connected) {
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statusEl.textContent = 'Подключено';
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statusEl.className = 'status connected';
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} else {
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statusEl.textContent = 'Отключено';
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statusEl.className = 'status disconnected';
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}
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}
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function addMessage(message) {
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allMessages.unshift(message); // Добавляем в начало
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updateMessages();
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updateStats();
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updateSubjectFilter(); // Автоматически обновляем список subjects
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}
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function updateMessages() {
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const container = document.getElementById('messagesContainer');
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let filtered = allMessages;
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if (currentFilter) {
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filtered = filtered.filter(m => m.subject === currentFilter);
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}
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if (currentSearch) {
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const searchLower = currentSearch.toLowerCase();
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filtered = filtered.filter(m =>
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m.data.toLowerCase().includes(searchLower) ||
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m.subject.toLowerCase().includes(searchLower)
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);
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}
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if (filtered.length === 0) {
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container.innerHTML = `
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<div class="empty-state">
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<p>Нет сообщений, соответствующих фильтрам</p>
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</div>
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`;
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return;
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}
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container.innerHTML = filtered.map(msg => `
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<div class="message">
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<div class="message-header">
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<span class="message-subject">${escapeHtml(msg.subject)}</span>
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<div class="message-meta">
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<span>${formatTime(msg.timestamp)}</span>
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<span class="message-size">${formatBytes(msg.size)}</span>
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</div>
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</div>
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<div class="message-producer-consumer">
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<span><strong>Продюсер:</strong> ${escapeHtml(msg.producer || '—')}</span>
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<span><strong>Потребитель:</strong> ${escapeHtml(msg.consumer || 'nats-ui')}</span>
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</div>
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<div class="message-data">${escapeHtml(msg.data)}</div>
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</div>
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`).join('');
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}
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function updateStats() {
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document.getElementById('totalMessages').textContent = allMessages.length;
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const uniqueSubjects = new Set(allMessages.map(m => m.subject));
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document.getElementById('uniqueSubjects').textContent = uniqueSubjects.size;
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const totalBytes = allMessages.reduce((sum, m) => sum + m.size, 0);
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document.getElementById('totalBytes').textContent = formatBytes(totalBytes);
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}
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function updateSubjectFilter() {
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const subjects = [...new Set(allMessages.map(m => m.subject))];
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const select = document.getElementById('subjectFilter');
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const currentValue = select.value;
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select.innerHTML = '<option value="">Все subjects</option>' +
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subjects.map(s => `<option value="${escapeHtml(s)}">${escapeHtml(s)}</option>`).join('');
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if (currentValue && subjects.includes(currentValue)) {
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select.value = currentValue;
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}
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}
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function refreshMessages() {
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fetch('/api/messages')
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.then(res => res.json())
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.then(messages => {
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allMessages = messages.reverse(); // Переворачиваем, чтобы новые были сверху
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updateSubjectFilter();
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updateMessages();
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updateStats();
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})
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.catch(err => console.error('Error fetching messages:', err));
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}
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function clearMessages() {
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if (confirm('Вы уверены, что хотите очистить все сообщения?')) {
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allMessages = [];
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updateMessages();
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updateStats();
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}
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}
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function formatTime(timestamp) {
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const date = new Date(timestamp);
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return date.toLocaleString('ru-RU', {
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year: 'numeric',
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month: '2-digit',
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day: '2-digit',
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hour: '2-digit',
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minute: '2-digit',
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second: '2-digit'
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});
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}
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function formatBytes(bytes) {
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if (bytes < 1024) return bytes + ' B';
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if (bytes < 1024 * 1024) return (bytes / 1024).toFixed(2) + ' KB';
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return (bytes / (1024 * 1024)).toFixed(2) + ' MB';
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}
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function escapeHtml(text) {
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const div = document.createElement('div');
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div.textContent = text;
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return div.innerHTML;
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}
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// Обработчики событий
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document.getElementById('subjectFilter').addEventListener('change', (e) => {
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currentFilter = e.target.value;
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updateMessages();
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});
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||
document.getElementById('searchInput').addEventListener('input', (e) => {
|
||
currentSearch = e.target.value;
|
||
updateMessages();
|
||
});
|
||
|
||
function loadSubscribed() {
|
||
fetch('/api/subscribed')
|
||
.then(res => res.json())
|
||
.then(data => {
|
||
const list = data.subscribed || [];
|
||
const el = document.getElementById('subscribedList');
|
||
el.textContent = list.length ? list.join(', ') : '—';
|
||
})
|
||
.catch(() => {
|
||
document.getElementById('subscribedList').textContent = '—';
|
||
});
|
||
}
|
||
|
||
function loadConnections() {
|
||
fetch('/api/connections')
|
||
.then(res => res.json())
|
||
.then(data => {
|
||
const container = document.getElementById('connectionsContainer');
|
||
const conns = data.connections || [];
|
||
if (conns.length === 0) {
|
||
container.innerHTML = '<div class="connections-empty">Нет данных о подключениях. Укажите nats_monitor_url в конфигурации (HTTP мониторинг NATS, порт 8222).</div>';
|
||
return;
|
||
}
|
||
container.innerHTML = `
|
||
<table class="connections-table">
|
||
<thead>
|
||
<tr>
|
||
<th>CID</th>
|
||
<th>Имя</th>
|
||
<th>IP:Порт</th>
|
||
<th>Подписок</th>
|
||
<th>Входящие</th>
|
||
<th>Исходящие</th>
|
||
<th>Язык</th>
|
||
</tr>
|
||
</thead>
|
||
<tbody>
|
||
${conns.map(c => `
|
||
<tr>
|
||
<td>${c.cid}</td>
|
||
<td>${escapeHtml(c.name || '—')}</td>
|
||
<td>${escapeHtml(c.ip || '')}:${c.port || ''}</td>
|
||
<td>${c.subscriptions ?? '—'}</td>
|
||
<td>${c.in_msgs ?? '—'}</td>
|
||
<td>${c.out_msgs ?? '—'}</td>
|
||
<td>${escapeHtml(c.lang || '—')}</td>
|
||
</tr>
|
||
`).join('')}
|
||
</tbody>
|
||
</table>
|
||
`;
|
||
})
|
||
.catch(err => {
|
||
document.getElementById('connectionsContainer').innerHTML =
|
||
'<div class="connections-empty">Не удалось загрузить список подключений.</div>';
|
||
console.error('Connections load error:', err);
|
||
});
|
||
}
|
||
|
||
// Инициализация - только WebSocket, все сообщения придут автоматически
|
||
connectWebSocket();
|
||
loadSubscribed();
|
||
loadConnections();
|
||
setInterval(loadConnections, 5000);
|
||
</script>
|
||
</body>
|
||
</html>
|