添加docker/containerd互斥判断

roles/containerd/tasks/main.yml

@@ -1,3 +1,11 @@
+- name: 获取是否已经安装docker
+  shell: 'systemctl status docker|grep Active'
+  register: docker_status
+
+- name: fail info1
+  fail: msg="Docker already installed!"
+  when: '"running" in docker_status.stdout'
+
 - name: 准备containerd相关目录
   file: name={{ item }} state=directory
   with_items:

roles/docker/tasks/main.yml

@@ -1,8 +1,17 @@
+- name: 获取是否已经安装containerd
+  shell: 'systemctl status containerd|grep Active'
+  register: containerd_status
+
+- name: fail info1
+  fail: msg="Containerd already installed!"
+  when: '"running" in containerd_status.stdout'
+
 - name: 获取是否运行名为'kubeasz'的容器
   shell: 'systemctl status docker|grep Active && docker ps|grep kubeasz || echo "NOT FOUND"'
   register: install_info
   tags: upgrade_docker, download_docker
 
+- block:
     # 18.09.x 版本二进制名字有变化，需要做判断
     - name: 获取docker版本信息
       shell: "{{ base_dir }}/bin/dockerd --version|cut -d' ' -f3"
@@ -20,7 +29,6 @@
       debug: var="DOCKER_VER"
       tags: upgrade_docker, download_docker
     
-- block:
     - name: 准备docker相关目录
       file: name={{ item }} state=directory
       with_items: