feat(maintenance): add maintenance_mode flag, API support, UI toggle; skip alerts during maintenance; rebuild client

client/build/asset-manifest.json

@@ -1,15 +1,15 @@
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-    "main.js": "/static/js/main.ff671043.js",
+    "main.js": "/static/js/main.83c54e36.js",
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     "index.html": "/index.html",
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-    "main.ff671043.js.map": "/static/js/main.ff671043.js.map",
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+    "static/js/main.83c54e36.js"
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client/build/index.html

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-<!doctype html><html lang="en"><head><meta charset="utf-8"/><link rel="icon" href="/favicon.ico"/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="theme-color" content="#000000"/><meta name="description" content="SkyWatch - Infrastructure monitoring and alerting system"/><link rel="apple-touch-icon" href="/logo192.png"/><link rel="manifest" href="/manifest.json"/><title>SkyWatch</title><script defer="defer" src="/static/js/main.ff671043.js"></script><link href="/static/css/main.44e40ac2.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div></body></html>
+<!doctype html><html lang="en"><head><meta charset="utf-8"/><link rel="icon" href="/favicon.ico"/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="theme-color" content="#000000"/><meta name="description" content="SkyWatch - Infrastructure monitoring and alerting system"/><link rel="apple-touch-icon" href="/logo192.png"/><link rel="manifest" href="/manifest.json"/><title>SkyWatch</title><script defer="defer" src="/static/js/main.83c54e36.js"></script><link href="/static/css/main.44e40ac2.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div></body></html>

client/build/static/js/main.83c54e36.js

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client/build/static/js/main.83c54e36.js.map

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client/src/App.js

@@ -41,6 +41,7 @@ function Dashboard() {
     cert_expiry_days: 30,
     sla_target: 99.9,
     email_to: '',
+    maintenance_mode: false,
   });
   const [groupData, setGroupData] = useState({ name: '', description: '' });
   const navigate = useNavigate();
@@ -79,7 +80,22 @@ function Dashboard() {
     try {
       await axios.post('/api/resources', formData);
       setShowModal(false);
-      setFormData({ name: '', url: '', type: 'http', check_interval: 60000, timeout: 5000 });
+      setFormData({
+        name: '',
+        url: '',
+        type: 'http',
+        check_interval: 60000,
+        timeout: 5000,
+        group_id: null,
+        http_keyword: '',
+        http_headers: '',
+        quiet_hours_start: '',
+        quiet_hours_end: '',
+        cert_expiry_days: 30,
+        sla_target: 99.9,
+        email_to: '',
+        maintenance_mode: false,
+      });
       loadResources();
     } catch (error) {
       console.error('Error creating resource:', error);
@@ -454,6 +470,16 @@ function Dashboard() {
                 </div>
               </div>
 
+              <div className="form-group" style={{ display: 'flex', alignItems: 'center', gap: '0.5rem' }}>
+                <input
+                  type="checkbox"
+                  id="maintenance_mode_new"
+                  checked={!!formData.maintenance_mode}
+                  onChange={(e) => setFormData({ ...formData, maintenance_mode: e.target.checked })}
+                />
+                <label htmlFor="maintenance_mode_new" style={{ margin: 0 }}>Start in maintenance mode (no alerts sent)</label>
+              </div>
+
               <div className="form-group">
                 <label>SLA Target (%)</label>
                 <input
@@ -606,6 +632,16 @@ function Dashboard() {
                 </div>
               </div>
 
+              <div className="form-group" style={{ display: 'flex', alignItems: 'center', gap: '0.5rem' }}>
+                <input
+                  type="checkbox"
+                  id="maintenance_mode_edit"
+                  checked={!!editData.maintenance_mode}
+                  onChange={(e) => setEditData({ ...editData, maintenance_mode: e.target.checked })}
+                />
+                <label htmlFor="maintenance_mode_edit" style={{ margin: 0 }}>Maintenance mode (suppress alerts)</label>
+              </div>
+
               <div className="form-group">
                 <label>SLA Target (%)</label>
                 <input
@@ -772,6 +808,18 @@ function ResourceDetail() {
     }
   };
 
+  const toggleMaintenance = async () => {
+    try {
+      await axios.put(`/api/resources/${id}`, {
+        ...resource,
+        maintenance_mode: !resource.maintenance_mode,
+      });
+      loadResource();
+    } catch (error) {
+      console.error('Error updating maintenance mode:', error);
+    }
+  };
+
   if (loading) return <div className="container">Loading...</div>;
   if (!resource) return <div className="container">Resource not found</div>;
 
@@ -796,6 +844,9 @@ function ResourceDetail() {
             <button className="btn" onClick={toggleEnabled}>
               {resource.enabled ? 'Disable' : 'Enable'}
             </button>
+            <button className="btn btn-secondary" onClick={toggleMaintenance}>
+              {resource.maintenance_mode ? 'End Maintenance' : 'Start Maintenance'}
+            </button>
             <button className="btn btn-danger" onClick={handleDelete}>
               Delete
             </button>
@@ -805,6 +856,11 @@ function ResourceDetail() {
         {resource.hasActiveIncident && (
           <div className="incident-badge">⚠️ Active Incident - Resource is currently DOWN</div>
         )}
+        {resource.maintenance_mode && (
+          <div className="incident-badge" style={{ background: '#fff3cd', color: '#856404', borderColor: '#ffeeba' }}>
+            🛠️ Maintenance mode active — alerts are suppressed
+          </div>
+        )}
 
         <div className="stats-grid" style={{ gridTemplateColumns: 'repeat(4, 1fr)', marginTop: '2rem' }}>
           <div className="stat">

server/database.js

@@ -20,6 +20,7 @@ db.exec(`
     check_interval INTEGER DEFAULT 60000,
     timeout INTEGER DEFAULT 5000,
     enabled INTEGER DEFAULT 1,
+    maintenance_mode INTEGER DEFAULT 0,
     group_id INTEGER REFERENCES groups(id) ON DELETE SET NULL,
     created_at DATETIME DEFAULT CURRENT_TIMESTAMP
   );
@@ -76,6 +77,15 @@ try {
   // Column already exists
 }
 
+try {
+  db.prepare("ALTER TABLE resources ADD COLUMN maintenance_mode INTEGER DEFAULT 0").run();
+  console.log('[DB] Added maintenance_mode column to resources');
+} catch (err) {
+  if (err.message.includes('duplicate')) {
+    console.log('[DB] maintenance_mode column already exists');
+  }
+}
+
 try {
   db.prepare("ALTER TABLE resources ADD COLUMN http_keyword TEXT").run();
 } catch (err) {}

server/index.js

@@ -137,15 +137,15 @@ app.get('/api/resources/:id', (req, res) => {
 
 // Create resource
 app.post('/api/resources', (req, res) => {
-  const { name, url, type, check_interval, timeout, group_id, http_keyword, http_headers, quiet_hours_start, quiet_hours_end, cert_expiry_days, sla_target, email_to } = req.body;
+  const { name, url, type, check_interval, timeout, group_id, http_keyword, http_headers, quiet_hours_start, quiet_hours_end, cert_expiry_days, sla_target, email_to, maintenance_mode } = req.body;
 
   if (!name || !url) {
     return res.status(400).json({ error: 'Name and URL are required' });
   }
 
   const stmt = db.prepare(`
-    INSERT INTO resources (name, url, type, check_interval, timeout, group_id, http_keyword, http_headers, quiet_hours_start, quiet_hours_end, cert_expiry_days, sla_target, email_to)
+    INSERT INTO resources (name, url, type, check_interval, timeout, group_id, http_keyword, http_headers, quiet_hours_start, quiet_hours_end, cert_expiry_days, sla_target, email_to, maintenance_mode)
-    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
   `);
 
   const result = stmt.run(
@@ -161,7 +161,8 @@ app.post('/api/resources', (req, res) => {
     quiet_hours_end || null,
     cert_expiry_days || 30,
     sla_target || 99.9,
-    email_to || null
+    email_to || null,
+    maintenance_mode ? 1 : 0
   );
 
   // Invalidate related cache entries
@@ -173,11 +174,11 @@ app.post('/api/resources', (req, res) => {
 
 // Update resource
 app.put('/api/resources/:id', (req, res) => {
-  const { name, url, type, check_interval, timeout, enabled, group_id, http_keyword, http_headers, quiet_hours_start, quiet_hours_end, cert_expiry_days, sla_target, email_to } = req.body;
+  const { name, url, type, check_interval, timeout, enabled, group_id, http_keyword, http_headers, quiet_hours_start, quiet_hours_end, cert_expiry_days, sla_target, email_to, maintenance_mode } = req.body;
 
   const stmt = db.prepare(`
     UPDATE resources 
-    SET name = ?, url = ?, type = ?, check_interval = ?, timeout = ?, enabled = ?, group_id = ?, http_keyword = ?, http_headers = ?, quiet_hours_start = ?, quiet_hours_end = ?, cert_expiry_days = ?, sla_target = ?, email_to = ?
+    SET name = ?, url = ?, type = ?, check_interval = ?, timeout = ?, enabled = ?, group_id = ?, http_keyword = ?, http_headers = ?, quiet_hours_start = ?, quiet_hours_end = ?, cert_expiry_days = ?, sla_target = ?, email_to = ?, maintenance_mode = ?
     WHERE id = ?
   `);
 
@@ -196,6 +197,7 @@ app.put('/api/resources/:id', (req, res) => {
     cert_expiry_days || 30,
     sla_target || 99.9,
     email_to || null,
+    maintenance_mode ? 1 : 0,
     req.params.id
   );
 

server/scheduler.js

@@ -49,7 +49,11 @@ class Scheduler {
             LIMIT 12
           `).all(resource.id);
           stats.recentChecks = recentChecks.reverse();
-          await notificationService.sendAlert(resource, incident, stats);
+          if (resource.maintenance_mode) {
+            console.log(`Resource ${resource.name} in maintenance; skipping alert`);
+          } else {
+            await notificationService.sendAlert(resource, incident, stats);
+          }
         }
 
         console.log(`Checked ${resource.name}: ${result.status} (${result.response_time}ms)`);