synchronization-mutex-tmpl-level.yaml

# This example demonstrates the use of a Synchronization Mutex lock on template execution. Mutex lock limits
# only one of the template execution across the workflows in the namespace which has same Mutex lock.

apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
  generateName: synchronization-tmpl-level-mutex-
spec:
  entrypoint: synchronization-tmpl-level-mutex-example
  templates:
  - name: synchronization-tmpl-level-mutex-example
    steps:
    - - name: synchronization-acquire-lock
        template: acquire-lock
        arguments:
          parameters:
          - name: seconds
            value: "{{item}}"
        withParam: '["1","2","3","4","5"]'

      - name: synchronization-acquire-lock1
        template: acquire-lock-1
        arguments:
          parameters:
            - name: seconds
              value: "{{item}}"
        withParam: '["1","2","3","4","5"]'

  - name: acquire-lock
    synchronization:
      mutex:
        name: welcome
    container:
      image: alpine:latest
      command: [sh, -c]
      args: ["sleep 20; echo acquired lock"]

  - name: acquire-lock-1
    synchronization:
      mutex:
        name: test
    container:
      image: alpine:latest
      command: [sh, -c]
      args: ["sleep 50; echo acquired lock"]