full server dashboard working
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218
files/web/archive/redis-server.js
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218
files/web/archive/redis-server.js
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/* ------------------------------------------------------------------ */
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/* 1. Socket‑IO connection & helpers – unchanged */
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/* ------------------------------------------------------------------ */
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const socket = io();
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socket.on('connect_error', err => {
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safeSetText('status', `Could not connect to server - ${err.message}`);
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});
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socket.on('reconnect', attempt => {
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safeSetText('status', `Re-connected (attempt ${attempt})`);
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});
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function safeSetText(id, txt) {
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const el = document.getElementById(id);
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if (el) el.textContent = txt;
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}
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/* ------------------------------------------------------------------ */
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/* 2. Global state */
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/* ------------------------------------------------------------------ */
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let selectedHost = null; // hostname that is currently displayed
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const hostDataMap = {}; // hostname → client object (from CLIENT_LIST)
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/* ------------------------------------------------------------------ */
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/* 3. Build the host list once the page is ready */
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/* ------------------------------------------------------------------ */
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function initHostList() {
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const listEl = document.getElementById('host-list');
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listEl.innerHTML = ''; // clear any stray markup
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CLIENT_LIST.forEach(host => {
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hostDataMap[host.hostname] = host; // cache for quick lookup
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const item = document.createElement('div');
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item.textContent = host.hostname;
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item.className = 'host-item';
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item.dataset.hostname = host.hostname;
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item.addEventListener('click', () => selectHost(host.hostname));
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listEl.appendChild(item);
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});
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// auto‑select the first host (you could also stay on "Loading…" until the user clicks)
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if (CLIENT_LIST.length) selectHost(CLIENT_LIST[0].hostname);
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}
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/* ------------------------------------------------------------------ */
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/* 4. Handle host click – update UI and request live metrics */
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/* ------------------------------------------------------------------ */
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function selectHost(hostname) {
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if (selectedHost === hostname) return; // already selected
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selectedHost = hostname;
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// Update active styling in the list
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document.querySelectorAll('.host-item').forEach(el => {
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el.classList.toggle('active', el.dataset.hostname === hostname);
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});
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// Render the static part of the page for this host
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renderHostContent(hostDataMap[hostname]);
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// Now request the live metrics for this host
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// The server sends an array of all hosts – we’ll filter below
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// (If you have a dedicated endpoint you could request only the chosen host here)
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}
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/* ------------------------------------------------------------------ */
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/* 5. Render the static content (system properties + components) */
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/* ------------------------------------------------------------------ */
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function renderHostContent(host) {
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const main = document.getElementById('main-content');
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main.innerHTML = ''; // clear
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// 5a. System Properties
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if (host.client_properties?.[0]?.system_properties?.length) {
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const propSection = document.createElement('div');
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propSection.innerHTML = '<h2>System Properties</h2>';
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const ul = document.createElement('ul');
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ul.className = 'system-list';
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host.client_properties[0].system_properties.forEach(p => {
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const li = document.createElement('li');
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li.textContent = p.Property;
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ul.appendChild(li);
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});
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propSection.appendChild(ul);
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main.appendChild(propSection);
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}
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// 5b. Components
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if (host.client_properties?.[0]?.system_components?.length) {
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const compSection = document.createElement('div');
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compSection.innerHTML = '<h2>Components</h2>';
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const compGrid = document.createElement('div');
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compGrid.className = 'components';
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host.client_properties[0].system_components.forEach(c => {
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const compDiv = document.createElement('div');
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compDiv.className = 'component';
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compDiv.innerHTML = `<h3>${c.component_name}</h3>`;
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const ul = document.createElement('ul');
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ul.className = 'info-list';
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c.info_strings.forEach(str => {
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const li = document.createElement('li');
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li.textContent = str;
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ul.appendChild(li);
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});
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compDiv.appendChild(ul);
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compGrid.appendChild(compDiv);
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});
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compSection.appendChild(compGrid);
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main.appendChild(compSection);
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}
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// 5c. Placeholder for live metrics – will be filled by Socket.IO
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const metricsDiv = document.createElement('div');
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metricsDiv.id = 'client_summary';
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metricsDiv.textContent = 'Connecting…';
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main.appendChild(metricsDiv);
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}
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/* ------------------------------------------------------------------ */
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/* 6. Render metrics – called when a client_summary event arrives */
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/* ------------------------------------------------------------------ */
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socket.on('client_summary', data => {
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// `data` is an array of host objects (the same structure as CLIENT_LIST)
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// Find the one that matches the currently selected host
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const host = data.find(h => h.hostname === selectedHost);
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if (!host) return; // no data for this host yet
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const metrics = host.redis_data;
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renderStatsTable('client_summary', metrics, 'No Stats available');
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});
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/* 7. Table rendering – unchanged except we now target a specific
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container (e.g. id = 'client_summary') */
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function renderStatsTable(containerId, data, emptyMsg) {
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socket.emit('tableRendered');
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renderGenericTable(containerId, data, emptyMsg);
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}
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function renderGenericTable(containerId, data, emptyMsg) {
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const container = document.getElementById(containerId);
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if (!Array.isArray(data) || !data.length) {
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container.textContent = emptyMsg;
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return;
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}
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const mergedData = mergeRowsByName(data);
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const orderedData = orderRows(mergedData);
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const table = buildTable(orderedData);
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table.id = `${containerId}_table`;
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container.innerHTML = '';
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container.appendChild(table);
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}
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function mergeRowsByName(data) {
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const groups = {}; // { source: { Metric: [], Data: [] } }
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data.forEach(row => {
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const source = row.Source;
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if (!source) return;
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if (!groups[source]) groups[source] = { Metric: [], Data: [] };
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if ('Metric' in row && 'Data' in row) {
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groups[source].Metric.push(row.Metric);
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groups[source].Data.push(row.Data);
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}
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});
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const merged = [];
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Object.entries(groups).forEach(([source, grp]) => {
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merged.push({
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Source: source,
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Metric: grp.Metric,
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Data: grp.Data
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});
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});
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return merged;
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}
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function orderRows(rows) {
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const priority = ['System', 'CPU', 'RAM'];
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const priorityMap = {};
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priority.forEach((src, idx) => priorityMap[src] = idx);
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return [...rows].sort((a, b) => {
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const aIdx = priorityMap[a.Source] ?? Infinity;
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const bIdx = priorityMap[b.Source] ?? Infinity;
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return aIdx - bIdx;
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});
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}
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function buildTable(data) {
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const cols = ['Source', 'Metric', 'Data'];
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const table = document.createElement('table');
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const thead = table.createTHead();
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const headerRow = thead.insertRow();
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cols.forEach(col => {
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const th = document.createElement('th');
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th.textContent = col;
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headerRow.appendChild(th);
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});
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const tbody = table.createTBody();
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data.forEach(item => {
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const tr = tbody.insertRow();
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cols.forEach(col => {
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const td = tr.insertCell();
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const val = item[col];
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if (Array.isArray(val)) {
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val.forEach((v, idx) => {
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const span = document.createElement('span');
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span.textContent = v;
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td.appendChild(span);
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if (idx < val.length - 1) td.appendChild(document.createElement('br'));
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});
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} else {
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td.textContent = val ?? '';
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}
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});
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});
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return table;
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}
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/* ------------------------------------------------------------------ */
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/* 8. Kick things off when the DOM is ready */
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/* ------------------------------------------------------------------ */
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document.addEventListener('DOMContentLoaded', initHostList);
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