#!/bin/bash# 麒麟V10 Keepalived 完全离线一键安装脚本# 依赖包：/opt/keepalived-deps.tar.gz# 源码包：/opt/keepalived-2.3.4.tar.gzset-e# 颜色GREEN="\033[32m"RED="\033[31m"NC="\033[0m"echo-e"${GREEN}========================================${NC}"echo-e"${GREEN}Keepalived 完全离线一键安装脚本(麒麟V10)${NC}"echo-e"${GREEN}========================================${NC}"# 1. 检查文件是否存在cd/optif[!-fkeepalived-deps.tar.gz];thenecho-e"${RED}错误：/opt/keepalived-deps.tar.gz 不存在${NC}"exit1fiif[!-fkeepalived-2.3.4.tar.gz];thenecho-e"${RED}错误：/opt/keepalived-2.3.4.tar.gz 不存在${NC}"exit1fi# 2. 解压并安装离线依赖echo-e"\n${GREEN}>>> 解压依赖包...${NC}"tar-xfkeepalived-deps.tar.gz-C/opt/echo-e"\n${GREEN}>>> 安装所有依赖 RPM...${NC}"cd/opt/keepalived-depsrpm-ivh*.rpm--nodeps--force# 3. 解压并编译 keepalivedecho-e"\n${GREEN}>>> 解压 keepalived 源码...${NC}"cd/opttar-xfkeepalived-2.3.4.tar.gz-C/usr/local/src/cd/usr/local/src/keepalived-2.3.4/echo-e"\n${GREEN}>>> 配置编译...${NC}"./configure\--prefix=/usr/local/keepalived\--sysconfdir=/etc/keepalived\--with-init=systemdecho-e"\n${GREEN}>>> 编译安装...${NC}"make-j$(nproc)makeinstall# 4. 创建命令软链接ln-sf/usr/local/keepalived/sbin/keepalived /usr/sbin/# 5. 自动获取网卡ETH=$(iproute get1.2.3.4|awk'{print $5}'|head-1)if[-z"$ETH"];thenETH="ens33"fi# 6. 生成配置文件（自动网卡）mkdir-p/etc/keepalivedcat>/etc/keepalived/keepalived.conf<<EOF global_defs { router_id node1 } vrrp_instance VI_1 { state MASTER interface$ETHvirtual_router_id 51 priority 100 advert_int 1 authentication { auth_type PASS auth_pass 111111 } virtual_ipaddress { 192.168.1.100/24 } } EOF# 7. 配置 systemd 服务cat>/usr/lib/systemd/system/keepalived.service<<'EOF' [Unit] Description=Keepalived After=network.target [Service] Type=forking PIDFile=/run/keepalived.pid ExecStart=/usr/local/keepalived/sbin/keepalived -D -f /etc/keepalived/keepalived.conf ExecReload=/bin/kill -HUP $MAINPID Restart=on-failure [Install] WantedBy=multi-user.target EOF# 8. 系统优化（必做）setenforce0sed-i's/^SELINUX=enforcing/SELINUX=disabled/'/etc/selinux/configifcommand-vfirewall-cmd&>/dev/null;thenfirewall-cmd --add-protocol=vrrp--permanentfirewall-cmd--reloadfi# 9. 启动服务systemctl daemon-reload systemctlenablekeepalived systemctl restart keepalived# 10. 结果echo-e"\n${GREEN}========================================${NC}"echo-e"${GREEN}✅ Keepalived 离线安装完成！${NC}"echo-e"${GREEN}✅ 状态：$(systemctl is-active keepalived)${NC}"echo-e"${GREEN}✅ 网卡：$ETH${NC}"echo-e"${GREEN}✅ 配置文件：/etc/keepalived/keepalived.conf${NC}"echo-e"${GREEN}========================================${NC}"systemctl status keepalived
