Initial commit: DDNS service with NIC V2 protocol support
Features: - Token-based subdomain claiming - NIC V2 (DynDNS2) protocol implementation - Technitium DNS integration - Rate limiting (10 req/min IP, 1 req/min token) - Web UI for space claiming - Docker/Docker Compose support - Compatible with UniFi, pfSense, EdgeRouter Module: git.dws.rip/DWS/dyn
This commit is contained in:
258
web/static/css/style.css
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258
web/static/css/style.css
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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, 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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color: #333;
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}
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.container {
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max-width: 800px;
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margin: 0 auto;
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padding: 20px;
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}
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header {
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text-align: center;
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padding: 40px 0;
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color: white;
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}
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header h1 {
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font-size: 2.5rem;
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margin-bottom: 10px;
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}
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header p {
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font-size: 1.2rem;
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opacity: 0.9;
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}
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.card {
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background: white;
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border-radius: 12px;
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padding: 30px;
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margin-bottom: 20px;
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box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
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}
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.card h2 {
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margin-bottom: 20px;
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color: #667eea;
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}
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.input-group {
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display: flex;
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align-items: center;
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background: #f5f5f5;
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border-radius: 8px;
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padding: 12px;
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margin-bottom: 10px;
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}
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.input-group input {
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flex: 1;
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border: none;
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background: transparent;
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font-size: 1.1rem;
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outline: none;
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padding: 5px;
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}
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.domain-suffix {
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color: #666;
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font-size: 1.1rem;
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}
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.status {
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margin: 10px 0;
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font-size: 0.9rem;
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min-height: 20px;
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}
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.status.available {
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color: #22c55e;
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}
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.status.taken {
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color: #ef4444;
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}
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button {
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width: 100%;
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padding: 14px;
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background: #667eea;
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color: white;
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border: none;
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border-radius: 8px;
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font-size: 1rem;
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cursor: pointer;
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transition: background 0.2s;
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}
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button:hover:not(:disabled) {
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background: #5a67d8;
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}
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button:disabled {
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background: #ccc;
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cursor: not-allowed;
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}
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.btn-secondary {
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background: #f5f5f5;
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color: #333;
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margin-top: 10px;
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}
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.btn-secondary:hover {
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background: #e5e5e5;
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}
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.hidden {
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display: none !important;
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}
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.token-display {
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background: #f0f9ff;
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border: 2px solid #667eea;
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border-radius: 8px;
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padding: 20px;
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margin: 20px 0;
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}
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.token {
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display: block;
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word-break: break-all;
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font-family: 'Courier New', monospace;
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font-size: 0.9rem;
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background: white;
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padding: 10px;
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border-radius: 4px;
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margin: 10px 0;
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}
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.fqdn-display {
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margin-top: 20px;
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}
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.fqdn-display code {
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display: block;
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font-size: 1.1rem;
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color: #667eea;
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margin-top: 5px;
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}
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.config-grid {
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display: grid;
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gap: 15px;
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margin: 20px 0;
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}
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.config-item {
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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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background: #f5f5f5;
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padding: 12px;
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border-radius: 6px;
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}
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.config-item label {
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font-weight: 600;
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color: #666;
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}
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.config-item code {
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font-family: 'Courier New', monospace;
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background: white;
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padding: 4px 8px;
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border-radius: 4px;
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max-width: 60%;
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overflow-x: auto;
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}
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.examples {
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margin-top: 30px;
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}
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.examples h3 {
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margin-bottom: 15px;
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color: #667eea;
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}
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.example {
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background: #f5f5f5;
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padding: 15px;
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border-radius: 8px;
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margin-bottom: 15px;
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}
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.example h4 {
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margin-bottom: 10px;
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color: #333;
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}
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.example ul {
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list-style: none;
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}
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.example li {
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padding: 5px 0;
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border-bottom: 1px solid #e5e5e5;
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}
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.example li:last-child {
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border-bottom: none;
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}
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.example pre {
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background: #1a1a1a;
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color: #fff;
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padding: 15px;
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border-radius: 6px;
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overflow-x: auto;
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font-size: 0.85rem;
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margin: 10px 0;
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}
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.card.error {
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border-left: 4px solid #ef4444;
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}
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.card.error h2 {
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color: #ef4444;
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}
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footer {
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text-align: center;
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padding: 20px;
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color: white;
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opacity: 0.8;
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}
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@media (max-width: 600px) {
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header h1 {
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font-size: 1.8rem;
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}
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.card {
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padding: 20px;
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}
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.config-item {
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flex-direction: column;
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align-items: flex-start;
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gap: 5px;
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}
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.config-item code {
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max-width: 100%;
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width: 100%;
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}
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}
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135
web/static/js/app.js
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135
web/static/js/app.js
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document.addEventListener('DOMContentLoaded', function() {
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const claimForm = document.getElementById('claim-form');
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const subdomainInput = document.getElementById('subdomain');
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const availabilityStatus = document.getElementById('availability-status');
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const claimBtn = document.getElementById('claim-btn');
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const claimSection = document.getElementById('claim-section');
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const successSection = document.getElementById('success-section');
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const errorSection = document.getElementById('error-section');
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const routerConfig = document.getElementById('router-config');
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let checkTimeout = null;
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subdomainInput.addEventListener('input', function() {
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const value = this.value.toLowerCase().replace(/[^a-z0-9-]/g, '');
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this.value = value;
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clearTimeout(checkTimeout);
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availabilityStatus.textContent = '';
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availabilityStatus.className = 'status';
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claimBtn.disabled = true;
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if (value.length >= 3) {
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checkTimeout = setTimeout(() => checkAvailability(value), 300);
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}
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});
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async function checkAvailability(subdomain) {
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try {
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const response = await fetch(`/api/check?subdomain=${encodeURIComponent(subdomain)}`);
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const data = await response.json();
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if (data.available) {
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availabilityStatus.textContent = '✓ Available';
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availabilityStatus.className = 'status available';
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claimBtn.disabled = false;
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} else {
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availabilityStatus.textContent = '✗ Already taken';
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availabilityStatus.className = 'status taken';
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claimBtn.disabled = true;
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}
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} catch (error) {
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console.error('Error checking availability:', error);
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}
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}
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claimForm.addEventListener('submit', async function(e) {
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e.preventDefault();
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const subdomain = subdomainInput.value;
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claimBtn.disabled = true;
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claimBtn.textContent = 'Claiming...';
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try {
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const response = await fetch('/api/claim', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify({ subdomain: subdomain }),
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});
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const data = await response.json();
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if (response.ok) {
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showSuccess(data);
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} else {
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showError(data.error || 'Failed to claim space');
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}
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} catch (error) {
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showError('Network error. Please try again.');
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}
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claimBtn.disabled = false;
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claimBtn.textContent = 'Claim Space';
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});
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function showSuccess(data) {
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claimSection.classList.add('hidden');
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successSection.classList.remove('hidden');
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routerConfig.classList.remove('hidden');
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document.getElementById('token-value').textContent = data.token;
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document.getElementById('fqdn-value').textContent = data.fqdn;
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const updateUrl = `https://dyn.${data.fqdn.split('.').slice(-2).join('.')}/api/nic/update?hostname=%h&myip=%i`;
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document.getElementById('update-url').textContent = updateUrl;
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document.querySelectorAll('.hostname-placeholder').forEach(el => {
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el.textContent = data.fqdn;
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});
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document.querySelectorAll('.update-url-placeholder').forEach(el => {
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el.textContent = updateUrl;
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});
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const curlCmd = `curl -u "none:${data.token}" "https://dyn.${data.fqdn.split('.').slice(-2).join('.')}/api/nic/update?hostname=${data.fqdn}"`;
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document.getElementById('curl-example').textContent = curlCmd;
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document.getElementById('copy-token').addEventListener('click', function() {
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copyToClipboard(data.token);
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this.textContent = 'Copied!';
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setTimeout(() => this.textContent = 'Copy Token', 2000);
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});
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document.getElementById('copy-curl').addEventListener('click', function() {
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copyToClipboard(curlCmd);
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this.textContent = 'Copied!';
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setTimeout(() => this.textContent = 'Copy', 2000);
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});
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}
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function showError(message) {
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claimSection.classList.add('hidden');
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errorSection.classList.remove('hidden');
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document.getElementById('error-message').textContent = message;
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}
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document.getElementById('try-again').addEventListener('click', function() {
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errorSection.classList.add('hidden');
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claimSection.classList.remove('hidden');
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subdomainInput.value = '';
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subdomainInput.focus();
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});
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function copyToClipboard(text) {
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navigator.clipboard.writeText(text).catch(function() {
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const textarea = document.createElement('textarea');
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textarea.value = text;
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document.body.appendChild(textarea);
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textarea.select();
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document.execCommand('copy');
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document.body.removeChild(textarea);
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});
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}
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});
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118
web/templates/index.html
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118
web/templates/index.html
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<!DOCTYPE html>
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<html lang="en">
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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>DWS Dynamic DNS</title>
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<link rel="stylesheet" href="/static/css/style.css">
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</head>
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<body>
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<div class="container">
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<header>
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<h1>🌐 DWS Dynamic DNS</h1>
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<p>Claim your space under {{.zone}}</p>
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</header>
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<main>
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<section id="claim-section" class="card">
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<h2>Claim Your Space</h2>
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<form id="claim-form">
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<div class="input-group">
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<input type="text"
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id="subdomain"
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name="subdomain"
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placeholder="your-name"
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maxlength="63"
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autocomplete="off"
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pattern="[a-z0-9-]+"
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required>
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<span class="domain-suffix">.{{.zone}}</span>
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</div>
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<div id="availability-status" class="status"></div>
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<button type="submit" id="claim-btn" disabled>Claim Space</button>
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</form>
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</section>
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<section id="success-section" class="card hidden">
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<h2>✅ Space Claimed!</h2>
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<div class="token-display">
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<p><strong>Your Token (save this!):</strong></p>
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<code id="token-value" class="token"></code>
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<button id="copy-token" class="btn-secondary">Copy Token</button>
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</div>
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<div class="fqdn-display">
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<p>Your hostname:</p>
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<code id="fqdn-value"></code>
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</div>
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</section>
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<section id="router-config" class="card hidden">
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<h2>Router Configuration</h2>
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<p>Use these settings in your router's Dynamic DNS configuration:</p>
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<div class="config-grid">
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<div class="config-item">
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<label>Service:</label>
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<code>Custom</code>
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</div>
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<div class="config-item">
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<label>Update URL:</label>
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<code id="update-url"></code>
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</div>
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<div class="config-item">
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<label>Username:</label>
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<code>none</code>
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</div>
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<div class="config-item">
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<label>Password:</label>
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<code id="password-value">(your token above)</code>
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</div>
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</div>
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<div class="examples">
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<h3>Example Configurations</h3>
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<div class="example">
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<h4>UniFi / UDM</h4>
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<ul>
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<li><strong>Service:</strong> dyndns</li>
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<li><strong>Hostname:</strong> <span class="hostname-placeholder"></span></li>
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<li><strong>Username:</strong> none</li>
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<li><strong>Password:</strong> <em>your token</em></li>
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<li><strong>Server:</strong> dyn.{{.baseDomain}}/api/nic/update</li>
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</ul>
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</div>
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<div class="example">
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<h4>pfSense / OPNsense</h4>
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<ul>
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<li><strong>Service Type:</strong> Custom</li>
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<li><strong>Update URL:</strong> <span class="update-url-placeholder"></span></li>
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<li><strong>Username:</strong> none</li>
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<li><strong>Password:</strong> <em>your token</em></li>
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</ul>
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</div>
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<div class="example">
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<h4>cURL Test</h4>
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<pre><code id="curl-example"></code></pre>
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<button id="copy-curl" class="btn-secondary">Copy</button>
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</div>
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</div>
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</section>
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<section id="error-section" class="card hidden error">
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<h2>❌ Error</h2>
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<p id="error-message"></p>
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<button id="try-again" class="btn-secondary">Try Again</button>
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</section>
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</main>
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<footer>
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<p>DWS Dynamic DNS Service</p>
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</footer>
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</div>
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<script src="/static/js/app.js"></script>
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</body>
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</html>
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Reference in New Issue
Block a user