---
apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
  generateName: dag-diamond-
  namespace: argo
spec:
  entrypoint: diamond
  serviceAccountName: argo-workflow
  templates:
    - name: diamond
      dag:
        tasks:
          - name: A
            template: echo
            arguments:
              parameters: [{ name: message, value: A }]
          - name: B
            dependencies: [A]
            template: echo
            arguments:
              parameters: [{ name: message, value: B }]
          - name: C
            dependencies: [A]
            template: echo
            arguments:
              parameters: [{ name: message, value: C }]
          - name: D
            dependencies: [B, C]
            template: echo
            arguments:
              parameters: [{ name: message, value: D }]

    - name: echo
      inputs:
        parameters:
          - name: message
      container:
        image: alpine:3.19
        command: [echo, "{{inputs.parameters.message}}"]
        resources:
          requests:
            memory: "100Mi"
            cpu: "100m"
          limits:
            memory: "100Mi"
            cpu: "100m"