Ansible を使ってリモートホスト上に指定のファイルが生成されるまで待つ

wait.yml

- hosts: targets
  become: yes
  tasks:
    - name: Get UTC date
      command: date -u '+%Y-%m-%d'
      check_mode: no
      changed_when: no
      register: utc_date

    - debug:
        var: utc_date

    - name: Wait for target started
      wait_for:
        path: "/var/log/target/foo.bar.{{ utc_date.stdout }}.log"
        state: present