Andreas Wrede
484 lines
14 KiB
HTML
484 lines
14 KiB
HTML
<!DOCTYPE html>
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<html>
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{% include 'head.html' %}
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<style>
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body {
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display: flex;
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flex-direction: column;
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height: 100vh;
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box-sizing: border-box;
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padding: 10px;
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margin: 0;
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background: #f5f5f5;
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overflow: hidden;
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}
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.container {
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flex: 1;
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min-height: 0;
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max-width: 1600px;
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width: 100%;
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margin: 0 auto;
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display: flex;
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flex-direction: column;
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gap: 15px;
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overflow: hidden;
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}
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h1 {
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color: #333;
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margin-bottom: 5px;
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font-size: 1.5em;
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}
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h2 {
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color: #333;
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margin-bottom: 10px;
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font-size: 1.2em;
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padding: 10px 15px;
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background: white;
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border-radius: 6px;
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box-shadow: 0 1px 4px rgba(0,0,0,0.1);
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}
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.subtitle {
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color: #666;
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margin-bottom: 15px;
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font-size: 0.9em;
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}
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.content {
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display: flex;
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flex-direction: column;
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gap: 15px;
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}
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.table-section {
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background: white;
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border-radius: 6px;
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padding: 15px;
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box-shadow: 0 1px 4px rgba(0,0,0,0.1);
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}
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.log-section {
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flex: 1;
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min-height: 0;
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background: white;
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border-radius: 6px;
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padding: 15px;
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box-shadow: 0 1px 4px rgba(0,0,0,0.1);
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overflow-y: auto;
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}
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#ntable {
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border-collapse: collapse;
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width: 100%;
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font-size: 0.9em;
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}
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#ntable td,
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#ntable th {
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border: 1px solid #e0e0e0;
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text-align: left;
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padding: 8px 10px;
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}
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#ntable tr:nth-child(even) {
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background-color: #fafafa;
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}
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#ntable tr:hover {
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background-color: #e3f2fd;
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}
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#ntable th {
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padding: 12px 10px;
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background-color: #2196f3;
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color: white;
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font-weight: 600;
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position: sticky;
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top: 0;
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z-index: 10;
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}
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#ntable
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th:not(.sorttable_sorted):not(.sorttable_sorted_reverse):not(.sorttable_nosort):after {
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content: " ⇅";
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opacity: 0.5;
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}
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/* Alert count column styling */
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#ntable td.alert-warning {
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color: #ff9800;
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font-weight: bold;
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text-align: center;
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}
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#ntable td.alert-critical {
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color: #f44336;
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font-weight: bold;
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text-align: center;
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}
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/* Scrollbar styling */
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.log-section::-webkit-scrollbar {
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width: 8px;
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}
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.log-section::-webkit-scrollbar-track {
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background: #f1f1f1;
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border-radius: 4px;
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}
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.log-section::-webkit-scrollbar-thumb {
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background: #888;
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border-radius: 4px;
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}
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.log-section::-webkit-scrollbar-thumb:hover {
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background: #555;
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}
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/* Message styling */
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#messages {
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font-size: 0.85em;
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line-height: 1.6;
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}
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#messages div {
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padding: 5px 0;
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border-bottom: 1px solid #f0f0f0;
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}
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/* Modal for connection status messages */
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.connection-modal {
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display: none;
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position: fixed;
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z-index: 1000;
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left: 0;
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top: 0;
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width: 100%;
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height: 100%;
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background-color: rgba(0, 0, 0, 0.5);
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}
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.connection-modal.show {
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display: flex;
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justify-content: center;
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align-items: center;
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}
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.connection-modal-content {
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background-color: white;
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padding: 30px 40px;
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border-radius: 8px;
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text-align: center;
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box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
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min-width: 300px;
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}
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.connection-modal-content p {
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margin: 0;
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font-size: 16px;
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color: #333;
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}
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/* State indicators */
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.state-up {
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color: #4caf50;
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font-weight: 600;
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}
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.state-down {
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color: #f44336;
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font-weight: 700;
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}
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.state-overdue {
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color: #ff9800;
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font-weight: 700;
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}
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</style>
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<script type="text/javascript">
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var cnt = 0;
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var nTable = document;
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var name_idx = {};
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var c = 0;
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function setup() {
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name_idx = {};
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nTable = document.getElementById("ntable");
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for (var i = 0, row; (row = nTable.rows[i]); i++) {
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if (i == 0) continue;
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name = nTable.rows[i].cells[0].innerText;
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name_idx[name] = nTable.rows[i];
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/* console.log("name_Id[" + name + "]: " + name_idx[name].innerText); */
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}
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}
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function createRow(data) {
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var row = document.createElement("tr");
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var c_name = document.createElement("td");
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var c_warning = document.createElement("td");
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c_warning.style.textAlign = "center";
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c_warning.style.color = "#ff9800";
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c_warning.style.fontWeight = "bold";
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var c_critical = document.createElement("td");
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c_critical.style.textAlign = "center";
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c_critical.style.color = "#f44336";
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c_critical.style.fontWeight = "bold";
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var c_ipv4addr = document.createElement("td");
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var c_ipv4state = document.createElement("td");
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var c_ipv4latency = document.createElement("td");
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c_ipv4latency.style.textAlign = "right";
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var c_ipv4statets = document.createElement("td");
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c_ipv4statets.style.textAlign = "right";
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var c_ipv6addr = document.createElement("td");
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var c_ipv6state = document.createElement("td");
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var c_ipv6latency = document.createElement("td");
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c_ipv6latency.style.textAlign = "right";
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var c_ipv6statets = document.createElement("td");
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c_ipv6statets.style.textAlign = "right";
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row.appendChild(c_name);
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row.appendChild(c_warning);
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row.appendChild(c_critical);
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row.appendChild(c_ipv4addr);
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row.appendChild(c_ipv4state);
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row.appendChild(c_ipv4latency);
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row.appendChild(c_ipv4statets);
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row.appendChild(c_ipv6addr);
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row.appendChild(c_ipv6state);
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row.appendChild(c_ipv6latency);
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row.appendChild(c_ipv6statets);
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if (data.dyn) {
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c_name.innerHTML = "<b>" + data.name + "</b>";
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} else {
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c_name.innerHTML = data.name;
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}
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// Set alert counts in "x/y" format (unacked/acked)
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var warningUnacked = data.alert_warning_unacked || 0;
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var warningAcked = data.alert_warning_acked || 0;
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var criticalUnacked = data.alert_critical_unacked || 0;
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var criticalAcked = data.alert_critical_acked || 0;
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if (warningUnacked > 0 || warningAcked > 0) {
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c_warning.innerHTML = warningAcked > 0 ? warningUnacked + "/" + warningAcked : warningUnacked;
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} else {
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c_warning.innerHTML = "";
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}
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if (criticalUnacked > 0 || criticalAcked > 0) {
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c_critical.innerHTML = criticalAcked > 0 ? criticalUnacked + "/" + criticalAcked : criticalUnacked;
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} else {
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c_critical.innerHTML = "";
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}
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c_ipv4addr.innerHTML = data.connections[0].addr;
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c_ipv4state.innerHTML = data.connections[0].state;
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if (data.connections.length > 1) {
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c_ipv6addr.innerHTML = data.connections[1].addr;
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c_ipv6state.innerHTML = data.connections[1].state;
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}
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var table = document.getElementById("ntablebody"); // find table to append to
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table.appendChild(row); // append row to table
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name_idx[c_name] = row;
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}
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function formatTS(ts) {
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const milliseconds = ts * 1000;
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const dateObject = new Date(milliseconds);
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return dateObject.toLocaleString("de-DE");
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}
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function update_table(data) {
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if (!(data.name in name_idx)) {
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createRow(data);
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setup();
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}
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// Update warning and critical counts in "x/y" format (unacked/acked)
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var warningUnacked = data.alert_warning_unacked || 0;
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var warningAcked = data.alert_warning_acked || 0;
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var criticalUnacked = data.alert_critical_unacked || 0;
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var criticalAcked = data.alert_critical_acked || 0;
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if (warningUnacked > 0 || warningAcked > 0) {
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name_idx[data.name].cells[1].innerHTML = warningAcked > 0 ? warningUnacked + "/" + warningAcked : warningUnacked;
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} else {
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name_idx[data.name].cells[1].innerHTML = "";
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}
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if (criticalUnacked > 0 || criticalAcked > 0) {
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name_idx[data.name].cells[2].innerHTML = criticalAcked > 0 ? criticalUnacked + "/" + criticalAcked : criticalUnacked;
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} else {
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name_idx[data.name].cells[2].innerHTML = "";
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}
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for (var i = 0; i < data.connections.length; i++) {
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// Offset by 2 for the warning/critical count columns
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name_idx[data.name].cells[3 + i * 4].innerHTML = data.connections[i].addr;
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name_idx[data.name].cells[6 + i * 4].innerHTML = formatTS(
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data.connections[i].statetime
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);
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if (data.connections[i].state == "up") {
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state = '<span class="state-up">up</span>';
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latency = Number.parseFloat(data.connections[i].rtts[0]).toFixed(2);
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} else {
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if (data.connections[i].state == "unknown") {
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state = "";
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latency = "";
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name_idx[data.name].cells[3 + i * 4].innerHTML = "";
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name_idx[data.name].cells[6 + i * 4].innerHTML = "";
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} else if (data.connections[i].state == "down") {
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state = '<span class="state-down">down</span>';
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latency = "-";
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} else if (data.connections[i].state == "overdue") {
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state = '<span class="state-overdue">overdue</span>';
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latency = "-";
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} else {
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state = "<b>" + data.connections[i].state + "</b>";
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latency = "-";
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}
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}
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name_idx[data.name].cells[4 + i * 4].innerHTML = state;
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name_idx[data.name].cells[5 + i * 4].innerHTML = latency;
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}
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}
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function WS_Connect() {
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if ("WebSocket" in window) {
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//N.B: subprotocol field causes chrome to error 1006
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var ws_hbd = new WebSocket("{{heartbeat_ws_url}}", /* "hdb" */ );
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ws_hbd.onopen = function () {
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// Web Socket is connected, send data using send()
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console.log("ws connect {{heartbeat_ws_url}}");
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// Hide modal window if visible
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var modal = document.getElementById("connectionModal");
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if (modal) {
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modal.classList.remove("show");
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}
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ws_hbd.send("heartbeat_web");
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};
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ws_hbd.onerror = function (event) {
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console.log(event);
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};
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ws_hbd.onmessage = function (event) {
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/* console.log(event.data); */
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var state = JSON.parse(event.data);
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/* console.log("State: " + state.type); */
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if (state.type == "host") {
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update_table(state.data);
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} else if (state.type == "message") {
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var msgs = document.getElementById("messages");
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msgs.insertAdjacentHTML("afterbegin", "<div>" + state.data + "</div>");
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}
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cnt++;
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};
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ws_hbd.onclose = function (event) {
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/* console.log(event); */
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console.log("Connection is closed, reopening");
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// Show modal window
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var modal = document.getElementById("connectionModal");
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if (modal) {
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modal.classList.add("show");
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}
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setTimeout(function () {
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WS_Connect();
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}, 3000);
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};
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} else {
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// The browser doesn't support WebSocket
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console.log("WebSocket NOT supported by your Browser!");
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}
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}
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WS_Connect();
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</script>
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<body>
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{% include 'nav.html' %}
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{% include 'menu.html' %}
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<div class="container">
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<h1>{{ header }}</h1>
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<p class="subtitle">Real-time host monitoring and event log</p>
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<div class="table-section">
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<table id="ntable" class="sortable">
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<thead>
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<tr>
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<th>Name</th>
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<th style="text-align: center" title="Warning Alerts">⚠️</th>
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<th style="text-align: center" title="Critical Alerts">🔴</th>
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<th>IPv4 Addr</th>
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<th>State</th>
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<th style="text-align: right">Latency</th>
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<th style="text-align: right">Last State</th>
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<th>IPv6 Addr</th>
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<th>State</th>
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<th style="text-align: right">Latency</th>
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<th style="text-align: right">Last State</th>
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</tr>
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</thead>
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<tbody id="ntablebody">
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{% for host in hosts %}
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<tr>
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<td>{{ host.name }}</td>
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<td style="text-align: center; color: #ff9800; font-weight: bold;">
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{%- set warning_unacked = host.alert_warning_unacked -%}
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{%- set warning_acked = host.alert_warning_acked -%}
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{%- if warning_unacked > 0 or warning_acked > 0 -%}
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{{ warning_unacked }}{% if warning_acked > 0 %}/{{ warning_acked }}{% endif %}
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{%- endif -%}
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</td>
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<td style="text-align: center; color: #f44336; font-weight: bold;">
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{%- set critical_unacked = host.alert_critical_unacked -%}
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{%- set critical_acked = host.alert_critical_acked -%}
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{%- if critical_unacked > 0 or critical_acked > 0 -%}
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{{ critical_unacked }}{% if critical_acked > 0 %}/{{ critical_acked }}{% endif %}
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{%- endif -%}
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</td>
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{% for conn in host.connections %}
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<td>{{ conn.addr if conn.addr else '' }}</td>
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<td>{{ conn.state if conn.state else '' }}</td>
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<td style="text-align: right">{{ conn.latency if conn.latency else '' }}</td>
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<td style="text-align: right">{{ conn.last_state_ts if conn.last_state_ts else '' }}</td>
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{% endfor %}
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{% if host.connections|length == 0 %}
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<td></td><td></td><td></td><td></td>
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<td></td><td></td><td></td><td></td>
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{% elif host.connections|length == 1 %}
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<td></td><td></td><td></td><td></td>
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{% endif %}
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</tr>
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{% endfor %}
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</tbody>
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</table>
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</div>
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<div class="log-section">
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<h2>Log of Events</h2>
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<div id="messages"></div>
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</div>
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</div>
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{% include 'foot.html' %}
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<!-- Connection status modal -->
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<div id="connectionModal" class="connection-modal">
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<div class="connection-modal-content">
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<p>⚠️ Connection is closed, reopening...</p>
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</div>
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</div>
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<script>
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setup();
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</script>
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</body>
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</html>
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