https://wiki.linuxsa.org/index.php?action=history&feed=atom&title=Keepalived%E5%AE%89%E8%A3%85%E5%92%8C%E9%85%8D%E7%BD%AE
Keepalived安装和配置 - 版本历史
2026-04-17T03:47:28Z
本wiki上该页面的版本历史
MediaWiki 1.43.1
https://wiki.linuxsa.org/index.php?title=Keepalived%E5%AE%89%E8%A3%85%E5%92%8C%E9%85%8D%E7%BD%AE&diff=539&oldid=prev
Evan：导入1个版本
2019-10-14T13:48:55Z
<p>导入1个版本</p>
<p><b>新页面</b></p><div>==总的为==<br />
[[搭建keepalived+haproxy双主高可用负载均衡系统]]<br />
<br />
master and backup 都要<br />
==keepalived安装==<br />
<pre><br />
yum install openssl pcre-devel libnfnetlink libnfnetlink-devel popt popt-devel libnl libnl-devel openssl-devel wget vim -y<br />
# wget http://www.keepalived.org/software/keepalived-1.2.20.tar.gz<br />
wget -c http://www.keepalived.org/software/keepalived-1.2.12.tar.gz<br />
<br />
tar xvf keepalived-1.2.12.tar.gz && cd keepalived-1.2.12<br />
#centos 6.7<br />
<br />
#4 centos6.8<br />
./configure --sysconf=/etc --with-kernel-dir=/usr/src/kernels/2.6.32-573.el6.x86_64<br />
./configure --sysconf=/etc --prefix=/usr/local/keepalived<br />
<br />
#4 centos7<br />
./configure --sysconf=/etc <br />
<br />
# --with-kernel-dir 使用LVS时 才一定 要 p302 chapter 11 <br />
#./configure --sysconf=/etc --with-kernel-dir=/usr/src/kernels/3.10.0-514.el7.x86_64<br />
make -j3 && make install<br />
# ./configure --prefix=/usr/local/keepalived --sysconf=/etc --with-kernel-dir=/usr/src/kernels/2.6.32-573.el6.x86_64<br />
ln -s /usr/local/sbin/keepalived /sbin/<br />
chkconfig --add keepalived<br />
chkconfig --level 35 keepalived on<br />
<br />
master上的keepalived 相关配置<br />
<br />
mv /etc/keepalived/keepalived.conf /etc/keepalived/keepalived.confbak<br />
vim /etc/keepalived/keepalived.conf<br />
</pre><br />
<br />
<br />
== keepalived配置==<br />
master Keepalved<br />
<pre><br />
! Configuration File for keepalived<br />
# cat /etc/keepalived/keepalived.conf<br />
global_defs {<br />
notification_email { #通知邮件地址 notification_email用于设置报警邮件地址<br />
root@localhost # # 设置邮件报警，需开启本机Sendmail 服务<br />
evan@localhost ## yum -y install mailx sendmail<br />
}<br />
notification_email_from warning@localhost ## 设置邮件发送地址<br />
smtp_server 127.0.0.1 ## 设置邮件的smtp server地址<br />
smtp_connect_timeout 30 # 设置连接smtp sever超时时间<br />
router_id LVS_DEVEL_shuishui # 表示运行keepalived服务器标识，发邮件时显示在邮件主题中的信息<br />
}<br />
<br />
######################<br />
# VRRPD配置<br />
######################<br />
vrrp_script chk_haproxy {<br />
script "killall -0 haproxy" #服务探测，返回0说明服务是正常的<br />
interval 1 #每隔1秒探测一次<br />
weight 21 #haproxy上线，权重加2；下线，权重减2<br />
}<br />
#<br />
vrrp_instance HAProxy_HA { #双主实例1 # VRRPD 配置标识 HAProxy_HA是实例名称<br />
state MASTER #ha1（192.168.30.71）为主，ha2（192.168.30.72）为备 #指定Keepalvied角色 MASTER表示此主机为主服务器 BACKUP则是表示为备用服务器<br />
interface eth0 # 指定 HA 监测网络的接口<br />
nopreempt<br />
virtual_router_id 80 # # 虚拟路由标识，标识为数字，同一个VRRP实例使用唯一的标识，即可表示在同一个vrrp_instance下 MASTER_ID = BACKUP_ID #好像不是这样的 实例1的VRID为88<br />
garp_master_delay 1<br />
priority 100 #主（192.168.30.71）的优先级为100，从的（192.168.30.72）优先级为99 # 定义节点优先级，数字越大表示节点的优先级越高，同一个VRRP_instance下，MASTE_PRIORITY > BACKUP_PRIORITY <br />
advert_int 2 # 设定MASTER与BACKUP主机质检同步检查的时间间隔，单位为秒<br />
nopreempt <br />
authentication { # 设定节点间通信验证类型和密码，验证类型主要有PASS和AH两种<br />
auth_type PASS # 同一个vrrp_instance，MASTER验证密码和BACKUP保持一致<br />
auth_pass 123456<br />
}<br />
#<br />
notify_master "/etc/keepalived/notify.py master"<br />
notify_backup "/etc/keepalived/notify.py backup"<br />
notify_fault "/etc/keepalived/notify.py fault"<br />
<br />
track_script { #脚本追踪<br />
chk_haproxy<br />
}<br />
virtual_ipaddress {<br />
192.168.30.88/16 dev eth0 #实例1的VIP # 设置虚拟IP地址 (VIP),又叫做漂移IP地址<br />
}<br />
# track_interface {<br />
# eth0<br />
# }<br />
#<br />
<br />
}<br />
</pre><br />
<br />
<br />
backup Keepalved<br />
<pre>! Configuration File for keepalived<br />
# cat /etc/keepalived/keepalived.conf<br />
global_defs {<br />
notification_email { #通知邮件地址<br />
root@localhost<br />
evan@localhost<br />
}<br />
notification_email_from warning@localhost<br />
smtp_server 127.0.0.1 #邮件服务器地址<br />
smtp_connect_timeout 30<br />
router_id LVS_DEVEL_shuishui<br />
}<br />
#<br />
vrrp_script chk_haproxy {<br />
script "killall -0 haproxy" #服务探测，返回0说明服务是正常的<br />
interval 1 #每隔1秒探测一次<br />
weight 21 #haproxy上线，权重加2；下线，权重减2<br />
}<br />
#<br />
vrrp_instance HAProxy_HA { #双主实例1<br />
state MASTER #ha1（192.168.30.71）为主，ha2（192.168.30.72）为备<br />
interface eth0<br />
#nopreempt<br />
virtual_router_id 80 # 好像不是这样的 实例1的VRID为88<br />
garp_master_delay 1<br />
priority 90 #主（192.168.30.71）的优先级为100，从的（192.168.30.72）优先级为90<br />
advert_int 2<br />
nopreempt <br />
authentication {<br />
auth_type PASS<br />
auth_pass 123456<br />
}<br />
#<br />
notify_master "/etc/keepalived/notify.py master"<br />
notify_backup "/etc/keepalived/notify.py backup"<br />
notify_fault "/etc/keepalived/notify.py fault"<br />
<br />
track_script { #脚本追踪<br />
chk_haproxy<br />
}<br />
virtual_ipaddress {<br />
192.168.30.88/16 dev eth0 #实例1的VIP<br />
}<br />
# track_interface {<br />
# eth0<br />
# }<br />
#<br />
<br />
}<br />
</pre><br />
<br />
<br />
<br />
<pre><br />
#mail<br />
</pre><br />
<br />
== 问题及解决回顾==<br />
keepalived 配置完获取不到vip<br />
<br />
[[Keepalived virtual router id冲突问题 bogus VRRP packet received one or more VIP associated with VRID mismatch actual]]<br />
<br />
==参考==<br />
[http://blog.csdn.net/xyang81/article/details/52554398 Keepalived安装与配置]<br />
[https://my.oschina.net/luciamoore/blog/607034 https://my.oschina.net/luciamoore/blog/607034]<br />
<br />
[[category:ops]]</div>
Evan