uis-cloud-computing/7project/src/charts

Helm chart deployment

This directory contains a Helm chart for deploying the app to a cluster, it support bot production and preview deployment.

Directory Structure

• myapp-chart/
  • templates/
    • app-deployment.yaml - Kubernetes Deployment for the application
    • cron.yaml - cronjob for periodic tasks - periodically calls app endpoint
    • database.yaml - Creates database using MariaDB operator. Production database is kept, but preview/dev database is dropped after uninstalling the chart.
    • database-grant.yaml - Defines rights for the database user
    • database-user.yaml - Creates database user
    • monitoring.yaml - Adds /metrics endpoint to Prometheus scraping
    • prod.yaml - Application secrets
    • rabbitmq-cluster.yaml - Defines RabbitMQ cluster for this deployment
    • rabbitmq-permission.yalm - Defines RabbitMQ user permissions
    • rabbitmq-queue.yaml - Defines RabbitMQ queue
    • rabbitmq-user.yaml - Defines RabbitMQ user
    • rabbitmq-user-secret.yaml - Defines RabbitMQ user secret
    • service.yaml - Kubernetes Service for the application
    • tunnel.yaml - Cloudflare tunnel for accessing the application¨
    • worker-deployment.yaml - Kubernetes Deployment for the Celery worker, uses same image as the app-deployment, but with different entrypoint
  • Chart.yaml - Helm chart metadata
  • values.yaml - list of all configurable values
  • values-dev.yaml - default values for development/preview deployment
  • values-prod.yaml - default values for production deployment