API de Plataforma e Camada de Orquestração

apiVersion: apiextensions.crossplane.io/v1
kind: Composition
metadata:
  name: service.platform.example.com
spec:
  compositeTypeRef:
    apiVersion: platform.example.com/v1alpha1
    kind: Service
  resources:
    # 1. GitHub repository
    - name: repo
      base:
        apiVersion: repo.github.upbound.io/v1alpha1
        kind: Repository
        spec:
          forProvider:
            visibility: private
            hasIssues: true
            autoInit: true
            template:
              - owner: myorg
                repository: service-template
      patches:
        - fromFieldPath: spec.name
          toFieldPath: metadata.name

    # 2. PostgreSQL database
    - name: database
      base:
        apiVersion: rds.aws.upbound.io/v1beta1
        kind: Instance
        spec:
          forProvider:
            engine: postgres
            engineVersion: "15"
            instanceClass: db.t3.micro
            allocatedStorage: 20
            backupRetentionPeriod: 7
      patches:
        - fromFieldPath: spec.name
          toFieldPath: "metadata.name"
          transforms:
            - type: string
              string:
                fmt: "%s-db"
        - fromFieldPath: spec.database.size
          toFieldPath: spec.forProvider.instanceClass
          transforms:
            - type: map
              map:
                small: db.t3.micro
                medium: db.t3.medium
                large: db.r6g.large

    # 3. ArgoCD Application for GitOps
    - name: argocd-app
      base:
        apiVersion: kubernetes.crossplane.io/v1alpha1
        kind: Object
        spec:
          forProvider:
            manifest:
              apiVersion: argoproj.io/v1alpha1
              kind: Application
              spec:
                project: default
                source:
                  repoURL: "" # patched
                  path: k8s/
                  targetRevision: main
                destination:
                  server: https://kubernetes.default.svc
      patches:
        - fromFieldPath: spec.name
          toFieldPath: spec.forProvider.manifest.metadata.name

# This is all the developer writes.
# The platform handles everything else.
apiVersion: platform.example.com/v1alpha1
kind: Service
metadata:
  name: orders-api
  namespace: checkout-team
spec:
  name: orders-api
  team: checkout
  language: go
  database:
    enabled: true
    engine: postgres
    size: small
  monitoring:
    enabled: true
    slo:
      availability: "99.9"
      latencyP99Ms: 200

# $ kubectl apply -f service.yaml
# service.platform.example.com/orders-api created
#
# $ kubectl get service.platform orders-api
# NAME        REPO     DATABASE   CICD    MONITORING   READY
# orders-api  True     True       True    True         True