# 自动设置LB节点变量'LB_IF'
- name: 注册变量 LB_IF_TMP
  shell: "ip a|grep '{{ inventory_hostname }}/'|awk '{print $NF}'"
  register: LB_IF_TMP
  tags: restart_lb

- name: 设置变量 LB_IF
  set_fact: LB_IF={{ LB_IF_TMP.stdout }}
  tags: restart_lb

- name: 创建相关目录
  file: name={{ item }} state=directory
  with_items:
  - /etc/haproxy
  - /etc/keepalived 

- name: 配置 haproxy
  template: src=haproxy.cfg.j2 dest=/etc/haproxy/haproxy.cfg
  tags: restart_lb

- name: 配置 keepalived 主节点
  template: src=keepalived-master.conf.j2 dest=/etc/keepalived/keepalived.conf
  when: LB_ROLE == "master"
  tags: restart_lb

- name: 配置 keepalived 备节点
  template: src=keepalived-backup.conf.j2 dest=/etc/keepalived/keepalived.conf
  when: LB_ROLE == "backup"
  tags: restart_lb

- name: 安装 haproxy+keepalived
  package: name={{ item }} state=present
  with_items:
  - haproxy
  - keepalived
  when: 'INSTALL_SOURCE != "offline"'
  ignore_errors: true

# 离线安装 haproxy+keepalived
- import_tasks: offline.yml
  when: 'INSTALL_SOURCE == "offline"'

- name: 修改centos的haproxy.service
  template: src=haproxy.service.j2 dest=/usr/lib/systemd/system/haproxy.service
  when: 'ansible_distribution in ["CentOS","RedHat","Amazon","Aliyun"]'
  tags: restart_lb

- name: daemon-reload for haproxy.service
  shell: systemctl daemon-reload
  tags: restart_lb

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

- name: 重启haproxy服务
  shell: systemctl restart haproxy
  tags: restart_lb

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

- name: 重启keepalived服务
  shell: systemctl restart keepalived
  tags: restart_lb