以下是一个完整的Ansible Playbook示例,演示了如何在任务中实际应用带有多个条件的when语句: yaml --- - name: Example Playbook with Multiple Conditions hosts: all tasks: - name: Install Apache on CentOS 7 or RHEL 7 yum: name: httpd state: pre
The "when" condition in Ansible is not limited to just simple comparisons. Users can also use more complex conditions by combining multiple conditions using logical operators such as "and", "or", and "not". This allows for greater flexibility in defining conditions based on multiple factors. I...
when: result|skipped tasks: - shell: echo"I've got '{{ foo }}' and am not afraid to use it!"when: fooisdefined - fail: msg="Bailing out. this play requires 'bar'"when: baris undefined 条件判断可以个loop role 和include一起混用 #when 和 循环tasks: -command: echo {{ item }} ...
# it is False, then the last specified argument is used and the others are ignored. # This option will be removed in 2.8. #merge_multiple_cli_flags = True # Controls showing custom stats at the end, off by default #show_custom_stats = True # Controls which files to ignore when using...
How to use ansible when Statement Example 1: Shutdown the Debian flavoured servers Example 2: Install HTTPD when httpd is not installed already Example 3: [Multiple Conditions in Single when statement] Shutdown only CentOS-6 and Debian-7 ...
changed_when: "bass_result.rc != 2" - name: This will never report 'changed' status shell: wall 'beep' changed_when: False 你也可以组合多个条件来覆盖" changed "结果: - name: Combine multiple conditions to override 'changed' result ...
If # it is False, then the last specified argument is used and the others are ignored. # This option will be removed in 2.8. #merge_multiple_cli_flags = True # Controls showing custom stats at the end, off by default #show_custom_stats = True # Controls which files to ignore when ...
#merge_multiple_cli_flags = True # Controls showing custom stats at the end, off by default #show_custom_stats = True # Controls which files to ignore when using a directory as inventory with # possibly multiple sources (both static and dynamic) ...
# to disable these warnings, set the following value to False: #deprecation_warnings = True 允许在ansible-playbook输出结果中禁用“不建议使用”警告 # (as of 1.8), Ansible can optionally warn when usage of the shell and # command module appear to be simplified by using a default Ansible modul...
- name: pause for unexpected conditions pause: prompt="Unexpected OS" when: ansible_os_family !="RedHat" 1. 2. 3. 在when中使用jinja2的语法 tasks: - command: /bin/false register: result # 将命令执行的结果传递给result变量 ignore_errors: True # 忽略错误 - command: /bin/something when: ...