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

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)
-    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+    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 (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
   `);
 
   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)`);