This commit is contained in:
207
main.go
207
main.go
@@ -248,7 +248,8 @@ func main() {
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}
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}
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// Server
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// Server
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http.Handle("/", instrumentFunc("gui", handleGUI))
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http.Handle("/", instrumentFunc("gui", checkhtml))
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http.Handle("/admin", instrumentFunc("admin", handleGUI))
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http.Handle("/download/", instrumentFunc("download", handleDownload))
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http.Handle("/download/", instrumentFunc("download", handleDownload))
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http.Handle("/whitelist", instrumentFunc("whitelist", handleWhitelist))
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http.Handle("/whitelist", instrumentFunc("whitelist", handleWhitelist))
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http.Handle("/check/", instrumentFunc("check", handleCheck))
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http.Handle("/check/", instrumentFunc("check", handleCheck))
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@@ -826,6 +827,210 @@ func handleGUI(w http.ResponseWriter, r *http.Request) {
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_, _ = w.Write([]byte(html))
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_, _ = w.Write([]byte(html))
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}
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}
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func checkhtml(w http.ResponseWriter, r *http.Request) {
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html := `<!doctype html>
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<html lang="de">
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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" />
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<title>FLODP – IP Check</title>
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<style>
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:root{
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--bg:#f6f7f9;--text:#1f2937;--muted:#6b7280;--card:#ffffff;
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--success:#22c55e;--danger:#ef4444;--accent:#2563eb;--border:#e5e7eb;
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}
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*{box-sizing:border-box}
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html,body{height:100%}
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body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial}
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.wrap{max-width:980px;margin:0 auto;padding:40px 16px 64px}
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header{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
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h1{font-size:clamp(24px,4vw,38px);font-weight:700;margin:0}
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.pill{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;border:1px solid var(--border);background:#fff;font-weight:600;font-size:14px;color:#111}
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.pill small{font-weight:500;color:var(--muted)}
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p.lead{margin:12px 0 24px;color:var(--muted)}
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.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin-top:16px}
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.node{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:12px;box-shadow:0 6px 18px rgba(0,0,0,.04)}
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.node h3{margin:0 0 4px;font-size:16px}
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.sub{margin:0;color:var(--muted);font-size:14px}
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.status-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;border:1px solid var(--border);background:#fff;font-weight:700;width:max-content}
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.status-badge.ok{color:var(--success);border-color:#bbf7d0;background:#f0fdf4}
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.status-badge.err{color:var(--danger);border-color:#fecaca;background:#fef2f2}
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.row{display:flex;gap:12px;flex-wrap:wrap}
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.field{display:flex;flex-direction:column;gap:6px;flex:1;min-width:220px}
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label{font-weight:600}
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input[type="text"]{
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padding:12px;border-radius:10px;border:1px solid var(--border);outline:none;background:#fff;
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}
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input[type="text"]:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
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.btn{border:1px solid var(--border);background:#fff;font-weight:600;padding:10px 14px;border-radius:10px;cursor:pointer}
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.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
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.btn:disabled{opacity:.6;cursor:not-allowed}
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.muted{color:var(--muted)}
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.code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;white-space:pre-wrap;background:#f8fafc;border:1px solid var(--border);padding:12px;border-radius:10px}
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.chip{display:inline-block;margin:4px 6px 0 0;padding:4px 8px;border-radius:999px;background:#eef2ff;border:1px solid #c7d2fe;color:#3730a3;font-weight:600;font-size:12px}
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footer{margin-top:40px;color:var(--muted);font-size:13px;text-align:center}
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.hint{font-size:13px;color:var(--muted)}
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</style>
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</head>
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<body>
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<div class="wrap">
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<header>
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<h1>IP Check</h1>
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<span class="pill">FLODP <small>Security Utility</small></span>
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</header>
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<p class="lead">Prüfe schnell, ob eine IP in den Blocklisten gelistet ist. Die Abfrage nutzt den Endpunkt <code>/check/<ip></code>.</p>
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<section class="grid" aria-label="IP-Check">
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<!-- Formular -->
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<article class="node">
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<h3>Anfrage</h3>
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<p class="sub">Sende eine Abfrage an <code>/check/<ip></code></p>
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<form id="checkForm" class="row" novalidate>
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<div class="field">
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<label for="ip">IP-Adresse</label>
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<input id="ip" name="ip" type="text" placeholder="z. B. 203.0.113.42 oder 2001:db8::1" autocomplete="off" required>
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<small class="hint">IPv4 oder IPv6. Es erfolgt eine leichte Client-Validierung.</small>
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</div>
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<div class="row" style="align-items:flex-end">
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<button id="btnCheck" class="btn primary" type="submit">Check ausführen</button>
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<button id="btnClear" class="btn" type="button">Zurücksetzen</button>
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</div>
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</form>
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</article>
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<!-- Ergebnis -->
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<article class="node" id="resultCard" aria-live="polite">
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<h3>Ergebnis</h3>
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<div id="statusBadge" class="status-badge" style="display:none"></div>
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<div id="summary" class="muted">Noch keine Abfrage durchgeführt.</div>
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<div id="catsWrap" style="display:none">
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<strong>Kategorien:</strong>
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<div id="cats"></div>
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</div>
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<details id="rawWrap" style="margin-top:8px; display:none">
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<summary><strong>Rohdaten (Response JSON)</strong></summary>
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<pre id="raw" class="code"></pre>
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</details>
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</article>
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</section>
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<footer>
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<span>© First-Line-Of-Defense-Project</span>
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</footer>
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</div>
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<script>
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const form = document.getElementById('checkForm');
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const ipInput = document.getElementById('ip');
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const btnCheck = document.getElementById('btnCheck');
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const btnClear = document.getElementById('btnClear');
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const statusBadge = document.getElementById('statusBadge');
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const summary = document.getElementById('summary');
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const catsWrap = document.getElementById('catsWrap');
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const cats = document.getElementById('cats');
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const rawWrap = document.getElementById('rawWrap');
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const raw = document.getElementById('raw');
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// Simple IPv4/IPv6 Check (nicht perfekt, aber hilfreich)
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function looksLikeIP(value){
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const v = value.trim();
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const ipv4 = /^(25[0-5]|2[0-4]\d|[01]?\d\d?)(\.(25[0-5]|2[0-4]\d|[01]?\d\d?)){3}$/;
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const ipv6 = /^([0-9a-f]{0,4}:){2,7}[0-9a-f]{0,4}$/i; // sehr tolerant
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return ipv4.test(v) || ipv6.test(v);
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}
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function setLoading(loading){
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btnCheck.disabled = loading;
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btnCheck.textContent = loading ? 'Wird geprüft…' : 'Check ausführen';
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ipInput.disabled = loading;
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}
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function setStatus(ok, text){
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statusBadge.style.display = 'inline-flex';
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statusBadge.className = 'status-badge ' + (ok ? 'ok' : 'err');
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statusBadge.textContent = ok ? 'OK • not listed' : 'BLOCKED • listed';
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summary.textContent = text;
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}
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function resetUI(){
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statusBadge.style.display = 'none';
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statusBadge.className = 'status-badge';
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summary.textContent = 'Noch keine Abfrage durchgeführt.';
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catsWrap.style.display = 'none';
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cats.innerHTML = '';
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rawWrap.style.display = 'none';
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raw.textContent = '';
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}
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btnClear.addEventListener('click', () => {
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form.reset();
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resetUI();
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ipInput.focus();
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});
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form.addEventListener('submit', async (e) => {
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e.preventDefault();
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const ip = ipInput.value.trim();
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if(!looksLikeIP(ip)){
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ipInput.focus();
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ipInput.select();
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summary.textContent = 'Bitte eine gültige IPv4- oder IPv6-Adresse eingeben.';
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statusBadge.style.display = 'inline-flex';
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statusBadge.className = 'status-badge err';
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statusBadge.textContent = 'Ungültige IP';
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catsWrap.style.display = 'none';
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rawWrap.style.display = 'none';
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return;
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}
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setLoading(true);
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try{
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const res = await fetch('/check/' + encodeURIComponent(ip));
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const data = await res.json();
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// Erwartete Struktur: { ip: "...", blocked: bool, categories: [] }
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const ok = data && data.blocked === false;
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setStatus(ok, ok
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? 'Die IP ' + data.ip + ' ist nicht gelistet.'
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: 'Die IP ' + data.ip + ' ist gelistet.');
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// Kategorien
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const list = Array.isArray(data.categories) ? data.categories : [];
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if(!ok && list.length > 0){
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catsWrap.style.display = 'block';
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cats.innerHTML = list.map(function(c){ return '<span class="chip">' + c + '</span>'; }).join('');
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}else{
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catsWrap.style.display = 'none';
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cats.innerHTML = '';
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}
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// Rohdaten anzeigen
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rawWrap.style.display = 'block';
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raw.textContent = JSON.stringify(data, null, 2);
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}catch(err){
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setStatus(false, 'Fehler bei der Abfrage. Details siehe Konsole.');
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console.error(err);
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rawWrap.style.display = 'none';
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}finally{
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setLoading(false);
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}
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});
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</script>
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</body>
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</html>`
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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w.WriteHeader(http.StatusOK)
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_, _ = w.Write([]byte(html))
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}
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func errorhtml(w http.ResponseWriter, r *http.Request) {
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func errorhtml(w http.ResponseWriter, r *http.Request) {
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html := `<!doctype html>
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html := `<!doctype html>
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<html lang="de">
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<html lang="de">
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