2019-05-30 21:37:01 +08:00
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# ex-lb 节点成员不能同时是 kube-node 节点，因为它们都需要安装 haproxy
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- name: fail info1
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fail: msg="an 'ex-lb' node CAN NOT be a 'kube-node' node at the same time"
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when: "inventory_hostname in groups['kube-node']"
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2019-02-07 15:10:49 +08:00
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# 自动设置LB节点变量'LB_IF'
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- name: 注册变量 LB_IF_TMP
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shell: "ip a|grep '{{ inventory_hostname }}/'|awk '{print $NF}'"
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register: LB_IF_TMP
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2019-05-30 21:37:01 +08:00
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tags: restart_lb
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2019-02-07 15:10:49 +08:00
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- name: 设置变量 LB_IF
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2019-05-30 21:37:01 +08:00
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set_fact: LB_IF={{ LB_IF_TMP.stdout }}
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tags: restart_lb
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2019-02-07 15:10:49 +08:00
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- name: apt更新缓存刷新
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apt: update_cache=yes cache_valid_time=72000
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2019-05-30 21:37:01 +08:00
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when: 'ansible_distribution in ["Ubuntu","Debian"]'
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2019-02-07 15:10:49 +08:00
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- name: 安装 haproxy
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2019-04-03 15:02:05 +08:00
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package: name=haproxy state=present
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2019-02-07 15:10:49 +08:00
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- name: 创建haproxy配置目录
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file: name=/etc/haproxy state=directory
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- name: 修改centos的haproxy.service
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template: src=haproxy.service.j2 dest=/usr/lib/systemd/system/haproxy.service
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2019-05-30 21:37:01 +08:00
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when: 'ansible_distribution in ["CentOS","RedHat","Amazon"]'
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2019-02-07 15:10:49 +08:00
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tags: restart_lb
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- name: 配置 haproxy
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template: src=haproxy.cfg.j2 dest=/etc/haproxy/haproxy.cfg
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tags: restart_lb
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- name: 安装 keepalived
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2019-04-03 15:02:05 +08:00
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package: name=keepalived state=present
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2019-02-07 15:10:49 +08:00
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- name: 创建keepalived配置目录
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file: name=/etc/keepalived state=directory
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- name: 配置 keepalived 主节点
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template: src=keepalived-master.conf.j2 dest=/etc/keepalived/keepalived.conf
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when: LB_ROLE == "master"
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tags: restart_lb
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- name: 配置 keepalived 备节点
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template: src=keepalived-backup.conf.j2 dest=/etc/keepalived/keepalived.conf
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when: LB_ROLE == "backup"
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tags: restart_lb
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- name: daemon-reload for haproxy.service
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shell: systemctl daemon-reload
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tags: restart_lb
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- name: 开机启用haproxy服务
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shell: systemctl enable haproxy
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ignore_errors: true
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- name: 重启haproxy服务
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shell: systemctl restart haproxy
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tags: restart_lb
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- name: 开机启用keepalived服务
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shell: systemctl enable keepalived
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ignore_errors: true
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- name: 重启keepalived服务
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shell: systemctl restart keepalived
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tags: restart_lb
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