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global_defs {
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script_user root # 脚本执行者
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enable_script_security # 标记脚本安全
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}
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vrrp_script check {
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2023-09-13 10:45:29 +08:00
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script "killall -0 kube-apiserver" # 脚本路径
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interval 2 # 脚本执行间隔，单位s
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weight -20 # -254-254之间，检测失败权重减少
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}
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vrrp_instance VI_1 { # 实例名
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2023-09-13 10:45:29 +08:00
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state BACKUP # 3个实例，1个配置MASTER，另外2个配置BACKUP, 非抢占式配置BACKUP
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interface __NETWORK_NIC__
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virtual_router_id 251 # ID主备需一致
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priority 100 # 默认权重，3个节点保持不一致，并且MASTER最大，priority之间的差值要小于weight
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2023-09-13 10:45:29 +08:00
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nopreempt # 非抢占式
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2023-04-26 20:09:46 +08:00
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authentication {
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auth_type PASS # 主备验证信息，需一致
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auth_pass 123456
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}
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track_script {
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check
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}
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2023-09-12 17:20:40 +08:00
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unicast_src_ip __MASTER1__
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unicast_peer {
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2023-09-12 17:20:40 +08:00
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__MASTER2__
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__MASTER3__
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2023-04-26 20:09:46 +08:00
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}
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virtual_ipaddress {
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2023-09-13 10:45:29 +08:00
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__VIP__ dev __NETWORK_NIC__
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2023-04-26 20:09:46 +08:00
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}
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}
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