环境信息
操作系统: Kylin Linux Advanced Server V10 (Lance)
架构：Arm
keepalived版本：2.3.1
编译
wget https://www.keepalived.org/software/keepalived-2.3.1.tar.gz
tar xvf keepalived-2.3.1.tar.gz
cd keepalived-2.3.1/
./configure --prefix=/usr/local/keepalived
make
make install
编译完成查看版本
/usr/local/keepalived/sbin/keepalived --version
配置并启动 Keepalived
创建配置目录和日志目录：
sudo mkdir -p /etc/keepalived
sudo mkdir -p /var/log/keepalived
创建和编辑配置文件 /etc/keepalived/keepalived.conf：
sudo vi /etc/keepalived/keepalived.conf
vrrp_instance VI_1 {
state MASTER
interface eth0
virtual_router_id 51
priority 100
advert_int 1
authentication {
auth_type PASS
auth_pass 1234
}
virtual_ipaddress {
192.168.1.100
}
}
创建系统服务（可选）
为了方便管理 Keepalived 服务，可以创建一个 systemd 服务文件。
创建 systemd 服务文件：
sudo vi /etc/systemd/system/keepalived.service
[Unit]
Description=Keepalived service
After=network.target
[Service]
ExecStart=/usr/local/keepalived/sbin/keepalived -D
ExecReload=/bin/kill -HUP $MAINPID
PIDFile=/var/run/keepalived.pid
KillSignal=SIGTERM
Restart=on-failure
RestartSec=5
[Install]
WantedBy=multi-user.target
启动并启用 Keepalived 服务：
sudo systemctl daemon-reload
sudo systemctl start keepalived
sudo systemctl enable keepalived
检查 Keepalived 服务状态：
systemctl status keepalived