# ansible-doc yum

# 创建目录，删除目录（包括目录下的所有文件）

- name: Create a directory if it does not exist
  file:
    path: /appvol/some_directory
    state: directory
    mode: '0755'
 
- name: Remove a directory if it exist
  file:
    path: /appvol/some_directory
    state: absent
 

# 创建文件，删除文件（单个文件删除）

- name: Create a file if it does not exist
  file:
    path: /appvol/some_directory/hello.txt
    state: touch
    mode: '0755'
 
 
- name: Remove a file if it exist
  file:
    path: /appvol/some_directory/hello.txt
    state: absent
 

# 删除某个目录下的所有文件，或者符合条件的文件名

- name: list the files of dir some_directory
  shell: ls
  args:
    chdir: /appvol/some_directory
  register: files_list
 
   
- name: Remove a directory if it does not exist
  file:
    path: /appvol/some_directory/{{ item }}
    state: absent
  with_items:
    - "{{ files_list.stdout_lines }}"


# 移除晚于某个日期的文件
- hosts: all
  tasks:
  - name: Ansible delete files older than 5 days example
    find:
      paths: /Users/dnpmacpro/Documents/Ansible
      age: 5d
    register: files_to_delete

  - name: Ansible remove files older than a date example
    file:
      path: "{{ item.path }}"
      state: absent
    with_items: "{{ files_to_delete.files }}"

# 使用find和file模块结合python的正则表达式删除文件

- hosts: all
  tasks:
  - name: Ansible delete file wildcard
    find:
      paths: /etc/wild_card/example
      patterns: "^he.*.txt"
      use:regex: true
    register: wildcard_files_to_delete

  - name: Ansible remove file wildcard
    file:
      path: "{{ item.path }}"
      state: absent
    with_items: "{{ wildcard_files_to_delete.files }}"


# 使用find和file模块结合linux shell模糊搜索删除文件

- hosts: all
  tasks:
  - name: Ansible delete file glob
    find:
      paths: /etc/Ansible
      patterns: *.txt
    register: files_to_delete

  - name: Ansible remove file glob
    file:
      path: "{{ item.path }}"
      state: absent
    with_items: "{{ files_to_delete.files }}"


# 判断文件是否存在

  - name: "check that the iptables.modules exists"
    stat:
      path: /etc/sysconfig/modules/iptables.modules
    register: file_status

  - name: check that if the file devnet.md exists
    debug:
      msg: "File exists."
    when: file_status.stat.exists == True

  - name: Check that if the file devnet.md not exists
    debug:
      msg: "File not found."
    when: file_status.stat.exists == False

  - name: Create the file, if it doesnt exist already
    file:
      path: /root/devnet.md
      state: touch
    when: file_status.stat.exists == False


  
  - name: "disabled selinux"
    replace:
      path: /etc/selinux/config
      regexp: '^SELINUX=.*$'
      replace: 'SELINUX=disabled'
      backup: true