acm-application-management.md

Application Management with RHACM

• Application Management with RHACM
  • RHACM Environment
  • Demo Application with Kustomize
  • RHACM Configuration
  • ACM Console

RHACM Environment

RHACM with 2 managed clusters

• Production Cluster(s) labeled with environment=prod
• Development Cluster(s) labled with environment=dev

Demo Application with Kustomize

• Frontend/Backend App with 2 overlays for environment dev and prod

  • Number of replicas
  • Backend's environment variables
  • Frontend's environment variables

    .
    ├── base
    │   ├── backend-service.yaml
    │   ├── backend.yaml
    │   ├── frontend-service.yaml
    │   ├── frontend.yaml
    │   ├── kustomization.yaml
    │   ├── namespace.yaml
    │   └── route.yaml
    └── overlays
        ├── dev
        │   ├── backend.yaml
        │   ├── frontend.yaml
        │   └── kustomization.yaml
        └── prod
            ├── backend.yaml
            ├── frontend.yaml
            └── kustomization.yaml

RHACM Configuration

• RHACM application managment configuration

  • Create Namespace
  • Create Channel
  • Create Applicatoion
  • Create subscription for production and development environment
  • Create placement rule for production and development environment

• Deploy

  oc apply -f manifests/acm-app-management/01_namespace.yaml
  oc apply -f manifests/acm-app-management/02_channel.yaml
  oc apply -f manifests/acm-app-management/03_application_demo_app.yaml
  oc apply -f manifests/acm-app-management/04_subscription_dev.yaml
  oc apply -f manifests/acm-app-management/04_subscription_prod.yaml
  oc apply -f manifests/acm-app-management/05_placement_dev.yaml
  oc apply -f manifests/acm-app-management/05_placement_prod.yaml

  or

  for i in $(ls -1 manifests/acm-app-management)
  do
    oc apply -f manifests/acm-app-management/$i
  done

ACM Console

• Demo App topology

  

• Check number of replicas for prod

  

• Filter by subscription