Mercurial > prosody-modules
view mod_s2s_auth_fingerprint/mod_s2s_auth_fingerprint.lua @ 5186:fa3059e653fa
mod_http_oauth2: Implement the Implicit flow
Everyone says this is insecure and bad, but it's also the only thing
that makes sense for e.g. pure JavaScript clients, but hey implement
this even more complicated thing instead!
author | Kim Alvefur <zash@zash.se> |
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date | Thu, 02 Mar 2023 22:06:50 +0100 |
parents | ee2cedb0f691 |
children |
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-- Copyright (C) 2013-2014 Kim Alvefur -- This file is MIT/X11 licensed. module:set_global(); local digest_algo = module:get_option_string(module:get_name().."_digest", "sha1"); local fingerprints = {}; local function hashprep(h) return tostring(h):gsub(":",""):lower(); end local function hashfmt(h) return h:gsub("..","%0:", #h/2-1):upper(); end for host, set in pairs(module:get_option("s2s_trusted_fingerprints", {})) do local host_set = {} if type(set) == "table" then -- list of fingerprints for i=1,#set do host_set[hashprep(set[i])] = true; end else -- assume single fingerprint host_set[hashprep(set)] = true; end fingerprints[host] = host_set; end module:hook("s2s-check-certificate", function(event) local session, host, cert = event.session, event.host, event.cert; local host_fingerprints = fingerprints[host]; if host_fingerprints then local digest = cert and cert:digest(digest_algo); if host_fingerprints[digest] then module:log("info", "'%s' matched %s fingerprint %s", host, digest_algo:upper(), hashfmt(digest)); session.cert_chain_status = "valid"; session.cert_identity_status = "valid"; return true; else module:log("warn", "'%s' has unknown %s fingerprint %s", host, digest_algo:upper(), hashfmt(digest)); session.cert_chain_status = "invalid"; session.cert_identity_status = "invalid"; end end end);