Routing based on ALPN

Wiktor Kwapisiewicz wiktor at
Sun Feb 25 19:16:18 UTC 2018

>> Is there a way to access and save ALPN value to a variable?
> It should possible to parse the incoming buffer with and create a variable to make a routing decision on.

Excellent idea for quickly solving this problem, thanks!

Would a long term solution involve creating a new, additional variable
in the ssl_preread module (e.g. ssl_preread_alpn)?

I've seen something similar being done by HAProxy (ssl_fc_alpn [1]).

Kind regards,



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