01. January 2020 - verfasst von Oliver Gaida - Kategorien: ["ansible"]

Logische Operationen in Ansible

Negation

- shell: echo "This certainly isn't epic!"
  when: not epic

Variable gesetzt?

- shell: echo "I've got '' and am not afraid to use it!"
  when: foo is defined

- fail: msg="Bailing out. this play requires 'bar'"
  when: bar is undefined

Wert überprüfen

Adhoc-Kommando:

ansible localhost -m debug -a 'msg="{% if 1 == 1 %}{{ \"ja\"  }}{% else %}{{ \"nein\"  }}{% endif %}"'
localhost | SUCCESS => {
    "msg": "ja"
}

Substring ist enthalten

- shell: echo "motd contains the word hi"
  when: motd_contents.stdout.find('hi') != -1

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