Centos 7 VPS 路由优化:利用好线路,提升网络速度
1、安装 haproxy:
yum install -y haproxy
2、编辑 haproxy 配置文件:
vi /etc/haproxy/haproxy.cfg
3、加入以下配置:
global
maxconn 128
defaults
mode http
option httplog
log global
timeout connect 10s
timeout client 60s
timeout server 60s
frontend http
bind *:80
default_backend nodes
backend nodes
balance roundrobin
server node1 xx.xx.xx.xx:80 check
server node2 yy.yy.yy.yy:80 check
4、启动 haproxy:
systemctl start haproxy
5、设置开机自启:
systemctl enable haproxy
6、开启路由转发功能:
vi /etc/sysctl.conf
net.ipv4.ip_forward = 1
sysctl -p
7、设置 nat 转发:
iptables -t nat -A PREROUTING -p tcp --dport 80 -j DNAT --to-destination xx.xx.xx.xx:80
iptables -t nat -A POSTROUTING -j SNAT --to-source yy.yy.yy.yy
8、保存 nat 转发规则:
service iptables save
9、重新加载 nat 转发规则:
service iptables restart
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