[네트워크] HAProxy 이중화 설정

Master : 192.168.0.26

Backup : 192.168.0.36

HAproxy : 192.168.0.50

시작하기 전에 NGINX 포트 80 말고 다른 곳으로 바꾸기(80으로 bind할 경우)

vi /etc/haproxy/haproxy.cfg

#---------------------------------------------------------------------
# main frontend which proxys to the backends
#---------------------------------------------------------------------

frontend  test
        bind *:80
        default_backend test_apps

#---------------------------------------------------------------------
# round robin balancing between the various backends
#---------------------------------------------------------------------
backend test_apps
    balance     roundrobin
    server  app1 192.168.0.26:80 check
    server  app2 192.168.0.36:80 check

vi /var/named/test.com.zone

$TTL 1D
@       IN SOA  test.com. root. (
                                        0       ; serial
                                        1D      ; refresh
                                        1H      ; retry
                                        1W      ; expire
                                        3H )    ; minimum
        IN NS   ns.test.com.
        IN A    192.168.0.50
NS      IN A    192.168.0.25
www     IN A    192.168.0.50
~