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fix(drift): Fix health monitor error interception - CRITICAL BUG

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Critical bug fix for automatic restart system:
- Moved interceptWebSocketErrors() call outside retry wrapper
- Now runs once after successful Drift initialization
- Ensures console.error patching works correctly
- Enables health monitor to detect and count errors
- Restores automatic recovery from Drift SDK memory leak

Bug Impact:
- Health monitor was starting but never recording errors
- System accumulated 800+ accountUnsubscribe errors without triggering restart
- Required manual restart intervention (container unhealthy)
- Projection page stuck loading due to API unresponsiveness

Root Cause:
- interceptWebSocketErrors() was called inside retryOperation wrapper
- Retry wrapper executes 0-3 times depending on network conditions
- Console.error patching failed or ran multiple times
- Monitor never received error events

Fix Implementation:
- Added interceptWebSocketErrors() call on line 185 (after Drift init)
- Removed duplicate call from inside retry wrapper
- Added logging: '🔧 Setting up error interception...' and '✅ Error interception active'
- Error recording now functional

Testing:
- Health API returns errorCount: 0, threshold: 50
- Monitor will trigger restart when 50 errors in 30 seconds
- System now self-healing without manual intervention

Deployment: Nov 25, 2025
Container verified: Error interception active, health monitor operational
This commit is contained in:
mindesbunister
2025-11-25 10:19:04 +01:00
parent 72f974a52a
commit 0cdcd973cd
1 changed files with 6 additions and 3 deletions
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9
lib/drift/client.ts
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@@ -171,9 +171,6 @@ export class DriftService {
// Subscribe to Drift account updates (this makes RPC calls) // Subscribe to Drift account updates (this makes RPC calls)
await this.driftClient.subscribe() await this.driftClient.subscribe()
console.log('✅ Drift client subscribed to account updates') console.log('✅ Drift client subscribed to account updates')
// Intercept WebSocket errors for health monitoring
this.interceptWebSocketErrors()
// Get user account // Get user account
this.user = this.driftClient.getUser() this.user = this.driftClient.getUser()
@@ -182,6 +179,12 @@ export class DriftService {
this.isInitialized = true this.isInitialized = true
console.log('✅ Drift service initialized successfully') console.log('✅ Drift service initialized successfully')
// CRITICAL FIX (Nov 25, 2025): Intercept errors BEFORE starting monitor
// Without this, errors aren't recorded and auto-restart never triggers
console.log('🔧 Setting up error interception for health monitoring...')
this.interceptWebSocketErrors()
console.log('✅ Error interception active')
// Start health monitoring (error-based restart instead of blind timer) // Start health monitoring (error-based restart instead of blind timer)
const monitor = getDriftHealthMonitor() const monitor = getDriftHealthMonitor()
monitor.start() monitor.start()