安装配置keepalived
时间: 2023-11-16 17:01:03 浏览: 48
安装配置keepalived的步骤如下:
1. 通过yum install命令安装Keepalived-2.1.5,需要在两台设备上都进行安装。
2. 安装完成后,进入/etc/keepalived目录,创建keepalived.conf文件。
3. 在keepalived.conf文件中配置虚拟IP地址、实际IP地址、优先级等信息。
4. 启动Keepalived服务,使用systemctl start keepalived命令启动服务。
5. 验证Keepalived服务是否正常运行,使用systemctl status keepalived命令查看服务状态。
6. 在需要监控的服务上安装并配置HAProxy,将虚拟IP地址指向HAProxy。
7. 配置HAProxy,将请求转发到实际IP地址上的服务。
8. 验证Keepalived和HAProxy是否正常工作,可以通过访问虚拟IP地址来测试。
相关问题
keepalived安装与配置
安装和配置 Keepalived 的步骤如下:
1. 首先,确保防火墙和 SELinux 已关闭,并确保服务器时间同步。这是为了保证 Keepalived 的正常运行。在默认情况下,Keepalived 会在启动时查找该文件,如果该文件放在其他路径下,可以使用 `Keepalived -f` 命令指定配置文件的路径。
4. 编辑 keepalived.conf 文件,按照特定的语法格式配置 Keepalived。在配置文件中,可以设置虚拟 IP 地址、健康检查、故障转移等参数,以实现高可用性。确保配置文件正确,因为 Keepalived 在启动时不会检测配置文件的正确性。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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LINUX配置keepalived服务
好的,以下是配置keepalived服务的步骤:
1. 安装keepalived
使用以下命令在Linux系统上安装keepalived:
```
sudo apt-get install keepalived
```
2. 配置keepalived
创建并编辑keepalived的主配置文件:
```
sudo nano /etc/keepalived/keepalived.conf
```
在该文件中,您需要设置以下内容:
- 全局配置
```
global_defs {
router_id LVS_DEVEL
}
```
- 邮件通知
```
email_alert {
email_from keepalived@mydomain.com
email_to admin@mydomain.com
smtp_server smtp.mydomain.com
smtp_connect_timeout 30
}
```
- 虚拟IP
```
vrrp_instance VI_1 {
interface eth0
state MASTER
virtual_router_id 51
priority 101
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.0.100/24 brd 192.168.0.255 dev eth0 label eth0:1
}
}
```
在上面的示例中,我们定义了一个名为VI_1的虚拟路由实例,在eth0接口上使用VRRP协议。我们还定义了虚拟路由器ID、优先级、广告间隔和虚拟IP地址。
3. 启动keepalived
使用以下命令启动keepalived服务:
```
sudo systemctl start keepalived
```
4. 检查keepalived状态
使用以下命令检查keepalived服务的状态:
```
sudo systemctl status keepalived
```
如果服务正在运行,则会看到类似于以下输出:
```
● keepalived.service - Keepalive Daemon (LVS and VRRP)
Loaded: loaded (/lib/systemd/system/keepalived.service; enabled; vendor preset: enabled)
Active: active (running) since Wed 2020-03-18 10:16:22 UTC; 17s ago
Main PID: 2507 (keepalived)
Tasks: 1 (limit: 1114)
CGroup: /system.slice/keepalived.service
└─2507 /usr/sbin/keepalived -D -P -C /etc/keepalived/keepalived.conf
```
以上就是配置keepalived服务的步骤,希望能对您有所帮助!
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