Enterprise

Updates and Maintenance

Information about StellarNotes updates, maintenance schedules, and version management

Updates and Maintenance

This page provides information about StellarNotes updates, maintenance schedules, and best practices for keeping your installation up to date.

Update Schedule

Regular Updates

Security Updates: Released as needed (typically within 24-48 hours of discovery)
Feature Updates: Released monthly on the first Tuesday
Bug Fixes: Released bi-weekly or as needed for critical issues

Maintenance Windows

Scheduled Maintenance: First Sunday of each month, 2:00 AM - 4:00 AM UTC
Emergency Maintenance: Announced at least 2 hours in advance when possible

Version Management

Current Version

Production: v1.0.0
Beta: v1.1.0-beta
Development: v1.2.0-dev

Support Policy

Latest Version: Full support and updates
Previous Major Version: Security updates only for 12 months
Legacy Versions: End-of-life support available via enterprise contracts

Update Process

Automatic Updates (Recommended)

# Enable automatic updates
npm run update:auto

# Check update status
npm run update:status

Manual Updates

# Check for available updates
npm run update:check

# Download and install updates
npm run update:install

# Restart services
npm run restart:services

Enterprise Updates

For enterprise deployments, updates can be managed through:

Azure DevOps pipelines
Kubernetes rolling deployments
Blue-green deployment strategies

Pre-Update Checklist

Before applying any update:

Backup Data
- Database backup
- Configuration files
- User-uploaded content
Review Release Notes
- Breaking changes
- New features
- Known issues
Test Environment
- Deploy to staging first
- Run automated tests
- Verify integrations
Rollback Plan
- Document rollback procedure
- Prepare previous version artifacts
- Notify stakeholders

Post-Update Verification

After applying updates:

Health Checks

Application starts successfully
Database migrations completed
API endpoints respond correctly
Authentication systems functional
File uploads/downloads working

Performance Validation

Response times within acceptable range
Memory usage normal
Database queries optimized
Background jobs processing

Security Verification

SSL certificates valid
Access controls functioning
Audit logs recording properly
Security headers present

Rollback Procedures

Immediate Rollback (Emergency)

# Stop current version
npm run stop

# Restore previous version
npm run rollback:immediate

# Verify rollback success
npm run health:check

Planned Rollback

# Graceful shutdown
npm run shutdown:graceful

# Restore from backup
npm run restore:backup --version=previous

# Restart with previous version
npm run start:previous

Notification Channels

Stay informed about updates and maintenance:

Maintenance Modes

Planned Maintenance

During scheduled maintenance:

Read-only mode activated
New sessions blocked
Existing sessions preserved (up to 30 minutes)
Status page updated

Emergency Maintenance

For critical issues:

Immediate service interruption
All users notified via multiple channels
Regular status updates every 15 minutes

Configuration Management

Environment-Specific Configurations

{
  "production": {
    "updateChannel": "stable",
    "autoUpdates": false,
    "maintenanceWindow": "02:00-04:00 UTC"
  },
  "staging": {
    "updateChannel": "beta",
    "autoUpdates": true,
    "maintenanceWindow": "01:00-02:00 UTC"
  },
  "development": {
    "updateChannel": "nightly",
    "autoUpdates": true,
    "maintenanceWindow": "any"
  }
}

Feature Flags

Control feature rollouts during updates:

Gradual rollout: Enable for percentage of users
A/B testing: Test new features with control groups
Emergency disable: Quickly disable problematic features

Troubleshooting Updates

Common Issues

Database Migration Failures

# Check migration status
npm run db:migration:status

# Manually run failed migration
npm run db:migration:run --migration=specific_migration

# Rollback migration if needed
npm run db:migration:rollback --steps=1

Service Startup Failures

# Check service logs
npm run logs:service --tail=100

# Verify configuration
npm run config:validate

# Clear cache and restart
npm run cache:clear && npm run restart

Performance Degradation

# Monitor system resources
npm run monitor:performance

# Analyze slow queries
npm run db:analyze:slow

# Clear application cache
npm run cache:application:clear