Files
haproxy-protection/haproxy/haproxy.cfg
Thomas Lynch bec6bddf40 close #4
2021-11-26 00:27:47 +11:00

49 lines
1.9 KiB
INI

global
daemon
maxconn 256
log stdout format raw local0 debug
lua-load /etc/haproxy/scripts/register.lua
stats socket /var/run/haproxy.sock mode 666 level admin
defaults
mode http
timeout connect 5000ms
timeout client 50000ms
timeout server 50000ms
frontend http-in
bind *:80
acl ddos_mode_enabled hdr_cnt(xr3la1rfFc) eq 0
acl ddos_mode_enabled hdr(host) -i -f /etc/haproxy/ddos.map
# you can repeat this acl (which ORs them) to add more conditions where ddos_mode_enabled
# check captcha cookie
acl captcha_passed var(txn.captcha_passed) -m bool
acl captcha_passed hdr(host),map_str(/etc/haproxy/no_captcha.map) -m found
# check proof of work cookie
acl pow_passed var(txn.pow_passed) -m bool
# exclude favicon, and serve script files directly in haproxy
acl on_captcha_url path -m beg /bot-check
acl is_favicon path /favicon.ico
acl is_sha1_js path /js/sha1.js
acl is_worker_js path /js/worker.js
http-request return file /var/www/js/sha1.js status 200 content-type "application/javascript; charset=utf-8" hdr "cache-control" "public, max-age=300" if is_sha1_js
http-request return file /var/www/js/worker.js status 200 content-type "application/javascript; charset=utf-8" hdr "cache-control" "public, max-age=300" if is_worker_js
# check pow/captcha and show page if necessary
http-request use-service lua.hcaptcha-view if on_captcha_url !is_favicon
http-request lua.hcaptcha-check if !is_favicon !on_captcha_url ddos_mode_enabled
http-request lua.pow-check if !is_favicon !on_captcha_url ddos_mode_enabled
http-request redirect location /bot-check?%[capture.req.uri] code 302 if !captcha_passed !on_captcha_url ddos_mode_enabled !is_favicon OR !pow_passed !on_captcha_url ddos_mode_enabled !is_favicon
default_backend servers
backend servers
server server1 nginx:80 maxconn 32
backend hcaptcha
mode http
server hcaptcha hcaptcha.com:443