pipelinerun-with-pipelinespec.yaml

apiVersion: tekton.dev/v1beta1
kind: Task
metadata:
  name: task-echo-message
spec:
  params:
  - name: MESSAGE
    type: string
    default: "Hello World"
  steps:
    - name: echo
      image: ubuntu
      command:
        - echo
      args:
        - "$(params.MESSAGE)"
---

apiVersion: tekton.dev/v1beta1
kind: PipelineRun
metadata:
  name: pipelinerun-echo-greetings
spec:
  pipelineSpec:
    params:
      - name: MORNING_GREETINGS
        description: "morning greetings, default is Good Morning!"
        type: string
        default: "Good Morning!"
      - name: NIGHT_GREETINGS
        description: "Night greetings, default is Good Night!"
        type: string
        default: "Good Night!"
    tasks:
      # Task to display morning greetings
      - name: echo-good-morning
        taskRef:
          name: task-echo-message
        params:
          - name: MESSAGE
            value: $(params.MORNING_GREETINGS)
      # Task to display night greetings
      - name: echo-good-night
        taskRef:
          name: task-echo-message
        params:
          - name: MESSAGE
            value: $(params.NIGHT_GREETINGS)
  params:
    - name: MORNING_GREETINGS
      value: "Good Morning, Bob!"
    - name: NIGHT_GREETINGS
      value: "Good Night, Bob!"