Terraform with vmpool WorkflowTemplate

---
apiVersion: argoproj.io/v1alpha1
kind: WorkflowTemplate
metadata:
  name: terraform
  namespace: argo
spec:
  templates:
    - name: plan
      inputs:
        artifacts:
        - name: terraform
          path: /home/terraform
          git:
            repo: https://github.com/descrepes/terraform-argo-vmpool-demo.git
            depth: 1
      script:
        imagePullPolicy: "Always"
        image: descrepes/terraform:0.12.9-demo
        command: ["sh"]
        source: |
          export ARM_ACCESS_KEY=ACCESS_KEY
          export ARM_CLIENT_ID=CLIENT_ID
          export ARM_CLIENT_SECRET=CLIENT_SECRET
          export ARM_SUBSCRIPTION_ID=SUBSCRIPTION_ID
          export ARM_TENANT_ID=TENANT_ID
          export CLOUDFLARE_API_TOKEN=MYTOKEN
          export TF_VAR_cloudflare_zone_id=MYZONEID
          export TF_VAR_pingdom_user=MYUSERNAME
          export TF_VAR_pingdom_password=MYPASSWORD
          export TF_VAR_pingdom_api_key=MYAPIKEY
          
          cp /home/terraform/*.tf /home/myuser/
          /bin/terraform init -input=false /home/myuser
          /bin/terraform plan -parallelism=2 -input=false -no-color -out=/home/myuser/tfclientsplan /home/myuser >> /tmp/terraform-change.log
      outputs:
        artifacts:
          - name: terraform-plan
            path: /home/myuser/
            archive:
              none: {}
          - name: terraform-log
            path: /tmp/terraform-change.log
            archive:
              none: {}

    - name: apply
      inputs:
        artifacts:
        - name: terraform-plan
          path: /home/terraform
      serviceAccountName: argo
      script:
        imagePullPolicy: "Always"
        image: descrepes/terraform:0.12.9-demo
        command: ["sh"]
        source: |
          export ARM_ACCESS_KEY=ACCESS_KEY
          export ARM_CLIENT_ID=CLIENT_ID
          export ARM_CLIENT_SECRET=CLIENT_SECRET
          export ARM_SUBSCRIPTION_ID=SUBSCRIPTION_ID
          export ARM_TENANT_ID=TENANT_ID
          export CLOUDFLARE_API_TOKEN=MYTOKEN
          export TF_VAR_cloudflare_zone_id=MYZONEID
          export TF_VAR_pingdom_user=MYUSERNAME
          export TF_VAR_pingdom_password=MYPASSWORD
          export TF_VAR_pingdom_api_key=MYAPIKEY
          /bin/terraform apply -input=false -parallelism=2 -no-color /home/terraform/tfclientsplan

    - name: approve
      suspend: {}

    - name: update
      dag:
        tasks:
          - name: plan
            template: plan
            outputs:
              artifacts:
                - name: terraform-plan
                  path: /home/myuser/
          - name: approve
            dependencies: [plan]
            template: approve
          - name: apply
            template: apply
            dependencies: [plan, approve]
            arguments:
              artifacts:
              - name: terraform-plan
                from: "{{tasks.plan.outputs.artifacts.terraform-plan}}"