1.環境：
RS1 ?: ?192.168.0.117
RS2 ：192.168.0.118
VS1 ：192.168.0.106
VS2 : ?192.168.0.114
VIP1：192.168.0.90 ? ? VIP2：192.168.0.99
2.在RS上安裝httpd服務：yum install httpd
編輯網頁：
vi /var/www/html/index.html
192.168.0.117
vi /var/www/html/index.html
192.168.0.118
3.在RS上配置VIP，兩臺RS上都要配置
systemctl start httpd
global_defs {
notification_email {
root@localhost
}
notification_email_from keepalived@localhost
smtp_server 127.0.0.1
smtp_connect_timeout 30
router_id centos7-1
vrrp_mcast_group4 224.0.101.23
}
vrrp_instance myr1 {
state BACKUP
interface ens33
virtual_router_id 51
priority 90
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.0.90/24 dev ens33
}
}
vrrp_instance myr2 {
state MASTER
interface ens33
virtual_router_id 52
priority 100
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.0.99/24 dev ens33
}
}
virtual_server 192.168.0.90 80{
delay_loop 6
lb_algo wrr
lb_kind DR
protocol TCP
sorry_server 127.0.0.1 80
real_server 192.168.0.117 80{
weight 1
HTTP_GET{
url{
path /
status_code 200
}
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
}
}
real_server 192.168.0.118 80{
weight 1
HTTP_GET{
url{
path /
status_code 200
}
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
}
}
}
virtual_server 192.168.0.99 80{
delay_loop 6
lb_algo wrr
lb_kind DR
protocol TCP
sorry_server 127.0.0.1 80
real_server 192.168.0.117 80{
weight 1
HTTP_GET{
url{
path /
status_code 200
}
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
}
}
real_server 192.168.0.118 80{
weight 1
HTTP_GET{
url{
path /
status_code 200
}
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
}
}
}
VS2：
global_defs {
notification_email {
root@localhost
}
notification_email_from keepalived@localhost
smtp_server 127.0.0.1
smtp_connect_timeout 30
router_id centos7-2
vrrp_mcast_group4 224.0.101.23
}
vrrp_instance myr1 {
state MASTER
interface ens33
virtual_router_id 51
priority 100
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.0.90/24 dev ens33
}
}
vrrp_instance myr2 {
state BACKUP
interface ens33
virtual_router_id 52
priority 90
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.0.99/24 dev ens33
}
}
virtual_server 192.168.0.90 80{
delay_loop 6
lb_algo wrr
lb_kind DR
protocol TCP
sorry_server 127.0.0.1 80
real_server 192.168.0.117 80{
weight 1
HTTP_GET{
url{
path /
status_code 200
}
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
}
}
real_server 192.168.0.118 80{
weight 1
HTTP_GET{
url{
path /
status_code 200
}
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
}
}
}
virtual_server 192.168.0.99 80{
delay_loop 6
lb_algo wrr
lb_kind DR
protocol TCP
sorry_server 127.0.0.1 80
real_server 192.168.0.117 80{
weight 1
HTTP_GET{
url{
path /
status_code 200
}
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
}
}
real_server 192.168.0.118 80{
weight 1
HTTP_GET{
url{
path /
status_code 200
}
connect_timeout 3
nb_get_retry 3
delay_before_retry 3
}
}
}
6.在vs上配置sorry_server
yum install httpd
vs2上
vi /var/www/html/index.html
Driector2:sorry_server
vs1上
vi /var/www/html/index.html
Driector1:sorry_server
7.啟動keepalived
systemctl ?start keepalived
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