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Node Selector

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 Container, Parameter, Workflow

with Workflow(
    generate_name="node-selector-",
    entrypoint="print-arch",
    arguments=Parameter(name="arch", value="amd64"),
) as w:
    print_arch = Container(
        name="print-arch",
        inputs=[Parameter(name="arch")],
        image="alpine:latest",
        command=["sh", "-c"],
        args=["uname -a"],
        node_selector={"beta.kubernetes.io/arch": "{{inputs.parameters.arch}}"},
    )

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apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
  generateName: node-selector-
spec:
  entrypoint: print-arch
  templates:
  - name: print-arch
    container:
      image: alpine:latest
      args:
      - uname -a
      command:
      - sh
      - -c
    inputs:
      parameters:
      - name: arch
    nodeSelector:
      beta.kubernetes.io/arch: '{{inputs.parameters.arch}}'
  arguments:
    parameters:
    - name: arch
      value: amd64

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