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Life Cycle Hooks Tmpl Level

Note

This example is a replication of an Argo Workflow example in Hera. The upstream example can be found here.

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from hera.workflows import (
    HTTP,
    Container,
    Steps,
    Workflow,
    models as m,
)

with Workflow(
    generate_name="lifecycle-hook-tmpl-level-",
    entrypoint="main",
) as w:
    echo = Container(
        name="echo",
        image="alpine:3.6",
        command=["sh", "-c"],
        args=['echo "it was heads"'],
    )
    http = HTTP(
        name="http",
        url="https://raw.githubusercontent.com/argoproj/argo-workflows/4e450e250168e6b4d51a126b784e90b11a0162bc/pkg/apis/workflow/v1alpha1/generated.swagger.json",
    )
    with Steps(name="main"):
        echo(
            name="step-1",
            hooks={
                "running": m.LifecycleHook(expression='steps["step-1"].status == "Running"', template="http"),
                "success": m.LifecycleHook(expression='steps["step-1"].status == "Succeeded"', template="http"),
            },
        )
        echo(
            name="step2",
            hooks={
                "running": m.LifecycleHook(expression='steps.step2.status == "Running"', template="http"),
                "success": m.LifecycleHook(expression='steps.step2.status == "Succeeded"', template="http"),
            },
        )

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apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
  generateName: lifecycle-hook-tmpl-level-
spec:
  entrypoint: main
  templates:
  - container:
      args:
      - echo "it was heads"
      command:
      - sh
      - -c
      image: alpine:3.6
    name: echo
  - http:
      url: https://raw.githubusercontent.com/argoproj/argo-workflows/4e450e250168e6b4d51a126b784e90b11a0162bc/pkg/apis/workflow/v1alpha1/generated.swagger.json
    name: http
  - name: main
    steps:
    - - hooks:
          running:
            expression: steps["step-1"].status == "Running"
            template: http
          success:
            expression: steps["step-1"].status == "Succeeded"
            template: http
        name: step-1
        template: echo
    - - hooks:
          running:
            expression: steps.step2.status == "Running"
            template: http
          success:
            expression: steps.step2.status == "Succeeded"
            template: http
        name: step2
        template: echo

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