mirror of
https://github.com/swissmakers/fail2ban-ui.git
synced 2026-04-11 13:47:05 +02:00
351 lines
9.3 KiB
HTML
351 lines
9.3 KiB
HTML
<!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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<title>Fail2ban UI Dashboard</title>
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<!-- Bootstrap 5 (CDN) -->
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<link
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href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.3/dist/css/bootstrap.min.css"
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rel="stylesheet"
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/>
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<style>
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/* Loading overlay styling */
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#loading-overlay {
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display: none; /* hidden by default */
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position: fixed;
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top: 0; left: 0;
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width: 100%; height: 100%;
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background: rgba(0,0,0,0.5);
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z-index: 9999; /* on top */
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align-items: center;
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justify-content: center;
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}
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.spinner-border {
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width: 4rem; height: 4rem;
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}
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/* Reload banner */
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#reloadBanner {
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display: none;
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}
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</style>
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</head>
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<body class="bg-light">
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<!-- NavBar -->
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<nav class="navbar navbar-expand-lg navbar-dark bg-primary">
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<div class="container-fluid">
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<a class="navbar-brand" href="#">
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<strong>Fail2ban UI</strong>
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</a>
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</div>
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</nav>
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<!-- Reload Banner -->
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<div id="reloadBanner" class="bg-warning text-dark p-3 text-center">
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<strong>Configuration changed! </strong>
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<button class="btn btn-dark" onclick="reloadFail2ban()">
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Reload Fail2ban
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</button>
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</div>
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<div class="container my-4">
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<h1 class="mb-4">Dashboard</h1>
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<div id="dashboard"></div>
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</div>
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<!-- Footer -->
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<footer class="text-center mt-4 mb-4">
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<p class="mb-0">
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© <a href="https://swissmakers.ch" target="_blank">Swissmakers GmbH</a>
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-
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<a href="https://github.com/swissmakers/fail2ban-ui" target="_blank">
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GitHub
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</a>
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</p>
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</footer>
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<!-- Loading Overlay -->
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<div id="loading-overlay" class="d-flex">
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<div class="spinner-border text-light" role="status">
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<span class="visually-hidden">Loading...</span>
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</div>
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</div>
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<!-- Jail Config Modal -->
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<div class="modal fade" id="jailConfigModal" tabindex="-1" aria-hidden="true">
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<div class="modal-dialog modal-lg modal-dialog-scrollable">
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<div class="modal-content">
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<div class="modal-header">
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<h5 class="modal-title">
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Filter Config: <span id="modalJailName"></span>
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</h5>
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<button type="button" class="btn-close" data-bs-dismiss="modal"
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aria-label="Close"></button>
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</div>
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<div class="modal-body">
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<textarea id="jailConfigTextarea" class="form-control" rows="15"></textarea>
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</div>
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<div class="modal-footer">
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<button type="button" class="btn btn-secondary"
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data-bs-dismiss="modal">Cancel</button>
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<button type="button" class="btn btn-primary" onclick="saveJailConfig()">
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Save
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</button>
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</div>
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</div>
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</div>
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</div>
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<!-- Bootstrap 5 JS (for modal, etc.) -->
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<script
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src="https://cdn.jsdelivr.net/npm/bootstrap@5.2.3/dist/js/bootstrap.bundle.min.js">
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</script>
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<script>
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"use strict";
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// We avoid ES6 backticks here to prevent confusion with the Go template parser.
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var currentJailForConfig = null;
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// Toggle the loading overlay (with !important)
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function showLoading(show) {
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var overlay = document.getElementById('loading-overlay');
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if (show) {
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overlay.style.setProperty('display', 'flex', 'important');
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} else {
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overlay.style.setProperty('display', 'none', 'important');
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}
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}
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window.addEventListener('DOMContentLoaded', function() {
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showLoading(true);
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fetchSummary().then(function() {
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showLoading(false);
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});
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});
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// Fetch summary (jails, stats, last 5 bans)
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function fetchSummary() {
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return fetch('/api/summary')
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.then(function(res) { return res.json(); })
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.then(function(data) {
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if (data.error) {
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document.getElementById('dashboard').innerHTML =
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'<div class="alert alert-danger">' + data.error + '</div>';
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return;
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}
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renderDashboard(data);
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})
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.catch(function(err) {
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document.getElementById('dashboard').innerHTML =
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'<div class="alert alert-danger">Error: ' + err + '</div>';
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});
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}
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// Render the main dashboard
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function renderDashboard(data) {
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var html = "";
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// Jails table
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if (!data.jails || data.jails.length === 0) {
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html += '<p>No jails found.</p>';
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} else {
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html += ''
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+ '<h2>Overview</h2>'
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+ '<table class="table table-striped">'
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+ ' <thead>'
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+ ' <tr>'
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+ ' <th>Jail Name</th>'
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+ ' <th>Total Banned</th>'
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+ ' <th>New in Last Hour</th>'
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+ ' <th>Banned IPs (Unban)</th>'
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+ ' </tr>'
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+ ' </thead>'
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+ ' <tbody>';
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data.jails.forEach(function(jail) {
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var bannedHTML = renderBannedIPs(jail.jailName, jail.bannedIPs);
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html += ''
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+ '<tr>'
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+ ' <td>'
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+ ' <a href="#" onclick="openJailConfigModal(\'' + jail.jailName + '\')">'
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+ jail.jailName
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+ ' </a>'
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+ ' </td>'
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+ ' <td>' + jail.totalBanned + '</td>'
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+ ' <td>' + jail.newInLastHour + '</td>'
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+ ' <td>' + bannedHTML + '</td>'
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+ '</tr>';
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});
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html += '</tbody></table>';
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}
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// Last 5 bans
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html += '<h2>Last 5 Ban Events</h2>';
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if (!data.lastBans || data.lastBans.length === 0) {
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html += '<p>No recent bans found.</p>';
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} else {
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html += ''
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+ '<table class="table table-bordered">'
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+ ' <thead>'
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+ ' <tr>'
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+ ' <th>Time</th>'
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+ ' <th>Jail</th>'
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+ ' <th>IP</th>'
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+ ' <th>Log Line</th>'
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+ ' </tr>'
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+ ' </thead>'
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+ ' <tbody>';
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data.lastBans.forEach(function(e) {
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html += ''
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+ '<tr>'
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+ ' <td>' + e.Time + '</td>'
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+ ' <td>' + e.Jail + '</td>'
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+ ' <td>' + e.IP + '</td>'
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+ ' <td>' + e.LogLine + '</td>'
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+ '</tr>';
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});
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html += '</tbody></table>';
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}
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document.getElementById('dashboard').innerHTML = html;
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}
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// Render banned IPs with "Unban" button
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function renderBannedIPs(jailName, ips) {
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if (!ips || ips.length === 0) {
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return '<em>No banned IPs</em>';
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}
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var content = '<ul class="list-unstyled mb-0">';
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ips.forEach(function(ip) {
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content += ''
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+ '<li class="d-flex align-items-center mb-1">'
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+ ' <span class="me-auto">' + ip + '</span>'
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+ ' <button class="btn btn-sm btn-warning"'
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+ ' onclick="unbanIP(\'' + jailName + '\', \'' + ip + '\')">'
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+ ' Unban'
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+ ' </button>'
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+ '</li>';
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});
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content += '</ul>';
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return content;
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}
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// Unban IP
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function unbanIP(jail, ip) {
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if (!confirm("Unban IP " + ip + " from jail " + jail + "?")) {
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return;
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}
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showLoading(true);
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fetch('/api/jails/' + jail + '/unban/' + ip, { method: 'POST' })
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.then(function(res) { return res.json(); })
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.then(function(data) {
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if (data.error) {
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alert("Error: " + data.error);
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} else {
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alert(data.message || "IP unbanned");
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}
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return fetchSummary();
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})
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.catch(function(err) {
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alert("Error: " + err);
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})
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.finally(function() {
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showLoading(false);
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});
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}
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// Open the jail config modal
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function openJailConfigModal(jailName) {
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currentJailForConfig = jailName;
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var textArea = document.getElementById('jailConfigTextarea');
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textArea.value = '';
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document.getElementById('modalJailName').textContent = jailName;
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showLoading(true);
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fetch('/api/jails/' + jailName + '/config')
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.then(function(res) { return res.json(); })
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.then(function(data) {
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if (data.error) {
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alert("Error loading config: " + data.error);
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} else {
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textArea.value = data.config;
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var modalEl = document.getElementById('jailConfigModal');
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var myModal = new bootstrap.Modal(modalEl);
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myModal.show();
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}
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})
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.catch(function(err) {
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alert("Error: " + err);
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})
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.finally(function() {
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showLoading(false);
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});
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}
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// Save jail config
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function saveJailConfig() {
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if (!currentJailForConfig) return;
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showLoading(true);
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var newConfig = document.getElementById('jailConfigTextarea').value;
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fetch('/api/jails/' + currentJailForConfig + '/config', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ config: newConfig }),
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})
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.then(function(res) { return res.json(); })
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.then(function(data) {
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if (data.error) {
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alert("Error saving config: " + data.error);
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} else {
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alert(data.message || "Config saved");
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// Hide modal
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var modalEl = document.getElementById('jailConfigModal');
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var modalObj = bootstrap.Modal.getInstance(modalEl);
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modalObj.hide();
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// Show the reload banner
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document.getElementById('reloadBanner').style.display = 'block';
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}
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})
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.catch(function(err) {
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alert("Error: " + err);
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})
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.finally(function() {
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showLoading(false);
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});
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}
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// Reload Fail2ban
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function reloadFail2ban() {
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if (!confirm("Reload Fail2ban now?")) return;
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showLoading(true);
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fetch('/api/fail2ban/reload', { method: 'POST' })
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.then(function(res) { return res.json(); })
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.then(function(data) {
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if (data.error) {
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alert("Error: " + data.error);
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} else {
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alert(data.message || "Fail2ban reloaded");
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// Hide reload banner
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document.getElementById('reloadBanner').style.display = 'none';
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// Refresh data
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return fetchSummary();
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}
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})
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.catch(function(err) {
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alert("Error: " + err);
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})
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.finally(function() {
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showLoading(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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