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DEVICE=eth0
ONBOOT=yes
BOOTPROTO=static
IPADDR=192.168.0.10
NETMASK=255.255.255.0
GATEWAY=192.168.0.1
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systemctl start nginx
systemctl stop nginx
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http {
upstream backend {
server 192.168.0.11:80; server 192.168.0.12:80;
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server {
listen 80; location / { proxy_pass http://backend; }
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}
}
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yum install keepalived
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vrrp_script chk_nginx {
script "/usr/bin/pgrep nginx" interval 2 weight -15
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vrrp_instance VI_1 {
state BACKUP interface eth0 virtual_router_id 51 priority 100 advert_int 1 authentication { auth_type PASS auth_pass 123456 } virtual_ipaddress { 192.168.0.100 } track_script { chk_nginx }
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}
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systemctl start keepalived
systemctl stop keepalived
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