Note: always replace “client.com” with your hostname, “client.backend.verbolia.com” with the given verbolia hostname and “/path_to_verbolia/” with the agreed routed url pattern.
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Append your haproxy configuration.
Edit your haproxy.cfg file and add a Resolver section to enable DNS record update without needing to restart the application:
resolvers publicdns
nameserver cloudflare 1.1.1.1:53
nameserver google 8.8.8.8:53
hold valid 300s
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Modify the Frontend section:
Add a “use_backend if” condition line in your frontend section:
frontend www-http
...
use_backend verbolia-backend if { path_beg /path_to_verbolia/ }
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And add the backend definition:
backend verbolia-backend
mode http
option forwardfor
http-request add-header X-Forwarded-Proto https if { ssl_fc }
http-request set-header Host http://client.backend.verbolia.com
server web-verbolia client.backend.verbolia.com:443 ssl sni req.hdr(Host) ssl verify none resolve-prefer ipv4 resolvers publicdns
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Restart haproxy
systemctl restart haproxy