k8s-airflow/infra/keepalived_haproxy/keepalived/keepalived.conf.backup

global_defs {
    # 當上 Master 後，延遲 5 秒發送 GARP
    garp_master_delay 5
    # 之後每 1 秒發一次
    garp_master_refresh 1
    script_user gjadmin
    enable_script_security
}

vrrp_script check_haproxy {
    script "/usr/bin/pgrep haproxy"
    interval 2
    weight -20
}

vrrp_instance VI_1 {
    state BACKUP                # 角色：備機 (注意這裡)
    interface enp1s0              # 確認網卡名稱是否正確
    virtual_router_id 51        # 必須跟 Master 一樣
    priority 90                 # 權重：比 Master 低 (例如 90)
    advert_int 1

    authentication {
        auth_type PASS
        auth_pass 1111
    }

    virtual_ipaddress {
        10.10.0.83           # VIP
    }

    track_script {
        check_haproxy
    }
}