- name: 获取是否已经安装containerd
  shell: 'systemctl is-active containerd || echo "NoFound"'
  register: containerd_svc

- block:
    - name: 准备containerd相关目录
      file: name={{ item }} state=directory
      with_items:
      - "{{ bin_dir }}/containerd-bin"
      - "/etc/containerd"

    - name: 加载内核模块 overlay
      modprobe: name=overlay state=present

    - name: 下载 containerd 二进制文件
      copy: src={{ item }} dest={{ bin_dir }}/containerd-bin/ mode=0755
      with_fileglob:
      - "{{ base_dir }}/bin/containerd-bin/*"
      tags: upgrade

    - name: 下载 crictl
      copy: src={{ base_dir }}/bin/crictl dest={{ bin_dir }}/crictl mode=0755

    - name: 添加 crictl 自动补全
      lineinfile:
        dest: ~/.bashrc
        state: present
        regexp: 'crictl completion'
        line: 'source <(crictl completion bash) # generated by kubeasz'
  
    - name: 创建 containerd 配置文件
      template: src=config.toml.j2 dest=/etc/containerd/config.toml
      tags: upgrade

    - name: 创建systemd unit文件
      template: src=containerd.service.j2 dest=/etc/systemd/system/containerd.service
      tags: upgrade

    - name: 创建 crictl 配置
      template: src=crictl.yaml.j2 dest=/etc/crictl.yaml

    - name: 开机启用 containerd 服务
      shell: systemctl enable containerd
      ignore_errors: true

    - name: 开启 containerd 服务
      shell: systemctl daemon-reload && systemctl restart containerd
      tags: upgrade

    - name: 轮询等待containerd服务运行
      shell: "systemctl is-active containerd.service"
      register: containerd_status
      until: '"active" in containerd_status.stdout'
      retries: 8
      delay: 2
      tags: upgrade
  when: "'NoFound' in containerd_svc.stdout"