[开发工具]Linux学习笔记第十四天

继续ansible实验，选取一个实例

vim lv.yml
---
- name: 创建和使用逻辑卷
  hosts: all
  tasks:
          - block:
                - name: one
                  lvol:
                          vg: research
                          lv: data
                          size: 1500
                - name: two
                  filesystem:
                          fstype: ext4
                          dev: /dev/research/data
            rescue:
                  - debug:
                          msg: Could not create logical volume of that size
                  - name: three
                    lvol:
                        vg: research
                        lv: data
                        size: 800
                    when: ansible_lvm.vgs.research is defined 
                  - debug:
                          msg: Volume group done not exist
                    when: ansible_lvm.vgs.research is undefined