- name: 'check ssh'
  worker: tcp
  param:
    port: 22
    input: ''
    check: '^SSH-2.0-OpenSSH'

- name: 'foo'
  worker: dump
  param:
    bar: baz

- name: 'only suc'
  need:
    - 'check ssh': 1
  worker: dump
  param:
    - array
    - key1: value1
      key2: value2

- name: 'tracker'
  worker: track
