Create a file named cloudflare_ips.ls and in that add all the cloudflare IP's
vi /etc/haproxy/cloudflare_ips.ls
173.245.48.0/20
103.21.244.0/22
103.22.200.0/22
103.31.4.0/22
141.101.64.0/18
108.162.192.0/18
190.93.240.0/20
188.114.96.0/20
197.234.240.0/22
198.41.128.0/17
162.158.0.0/15
104.16.0.0/12
172.64.0.0/13
131.0.72.0/22
2400:cb00::/32
2606:4700::/32
2803:f800::/32
2405:b500::/32
2405:8100::/32
2a06:98c0::/29
2c0f:f248::/32
Now in your haproxy configuration add
acl from_cf src...
Well its a little configuration can get real to nginx when haproxy is set as reverse proxy.
Follow this article for setup
https://linuxglobe.com/linux/haproxy-as-single-point-to-failure-node-with-glusterfs-and-mariadb-maxscale-cluster.html
Now in your nginx...
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ProxySQL has an advanced multi-core architecture. It's built from the ground up to support hundreds of thousands of concurrent connections, multiplexed...
MariaDB Galera Cluster is a synchronous multi-master cluster for MariaDB. It is
available on Linux only, and only supports the
XtraDB/InnoDB storage engines (although there is
experimental...
