kubeasz/roles/prepare/tasks/main.yml

# 系统基础软件环境
- name: apt更新缓存刷新
  apt: update_cache=yes cache_valid_time=72000
  ignore_errors: true
  when:
  - 'ansible_distribution in ["Ubuntu","Debian"]'
  - 'INSTALL_SOURCE != "offline"'

- import_tasks: ubuntu.yml
  when: 'ansible_distribution in ["Ubuntu","Debian"]'

- import_tasks: centos.yml
  when: 'ansible_distribution in ["CentOS","RedHat","Amazon","Aliyun"]' 

# 公共系统参数设置
- import_tasks: common.yml

- name: prepare some dirs
  file: name={{ item }} state=directory
  with_items:
  - "{{ bin_dir }}"
  - "{{ ca_dir }}"
  - /root/.kube
  - /opt/kube/images

# 某些系统没有/usr/bin/python，需要配置一个软链接，否则connection: local的任务会失败
# 如果仍旧出现任务失败，重新执行一遍即可 https://github.com/ansible/ansible/issues/64903
- name: symlink /usr/bin/python -> /usr/bin/python3
  raw: |
    if [ -f /usr/bin/python3 ] && [ ! -f /usr/bin/python ]; then
      ln --symbolic /usr/bin/python3 /usr/bin/python;
    fi

- name: 写入环境变量$PATH 
  lineinfile:
    dest: ~/.bashrc
    state: present
    regexp: 'kubeasz'
    line: 'export PATH={{ bin_dir }}:$PATH # generated by kubeasz'

- block:
    - name: 添加 local registry hosts 解析
      lineinfile:
        dest: /etc/hosts
        state: present
        regexp: 'easzlab.io.local'
        line: "{{ ansible_env.SSH_CLIENT.split(' ')[0] }}    easzlab.io.local"

    - name: 添加 kubectl 命令自动补全
      lineinfile:
        dest: ~/.bashrc
        state: present
        regexp: 'kubectl completion'
        line: 'source <(kubectl completion bash)'

    - name: 分发 kubeconfig配置文件
      copy: src={{ cluster_dir }}/kubectl.kubeconfig dest=/root/.kube/config mode=0400

    - name: 分发 kube-proxy.kubeconfig配置文件
      copy: src={{ cluster_dir }}/kube-proxy.kubeconfig dest=/etc/kubernetes/kube-proxy.kubeconfig

    - name: 分发controller/scheduler kubeconfig配置文件
      copy: src={{ cluster_dir }}/{{ item }} dest=/etc/kubernetes/{{ item }}
      with_items:
      - kube-controller-manager.kubeconfig
      - kube-scheduler.kubeconfig
      when: "inventory_hostname in groups['kube_master']"
  when: "inventory_hostname in groups['kube_master'] or inventory_hostname in groups['kube_node']"