Mercurial > prosody-modules

annotate mod_s2s_auth_fingerprint/mod_s2s_auth_fingerprint.lua @ 1268:854a3933cfcd

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mod_muc_log_http: URL-encode room names. This allows special characters in room names to work. Ideally this escaping shouldn’t be done in the user visible content, but the module’s template system doesn’t currently allow that.
author Waqas Hussain <waqas20@gmail.com>
date Sat, 04 Jan 2014 16:50:57 -0500
parents 2b62a3b76d76
children 853a382c9bd6
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Kim Alvefur <zash@zash.se>
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1 -- Copyright (C) 2013 Kim Alvefur
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2 -- This file is MIT/X11 licensed.
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4 module:set_global();
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6 local digest_algo = module:get_option_string(module:get_name().."_digest", "sha1");
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7 local must_match = module:get_option_boolean("s2s_pin_fingerprints", false);
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9 local fingerprints = {};
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11 local function hashprep(h)
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12 return tostring(h):lower():gsub(":","");
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13 end
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15 for host, set in pairs(module:get_option("s2s_trusted_fingerprints", {})) do
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16 local host_set = {}
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17 if type(set) == "table" then -- list of fingerprints
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18 for i=1,#set do
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19 host_set[hashprep(set[i])] = true;
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20 end
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21 else -- assume single fingerprint
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22 host_set[hashprep(set)] = true;
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23 end
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24 fingerprints[host] = host_set;
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25 end
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27 module:hook("s2s-check-certificate", function(event)
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28 local session, host, cert = event.session, event.host, event.cert;
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30 local host_fingerprints = fingerprints[host];
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31 if host_fingerprints then
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32 local digest = cert and cert:digest(digest_algo);
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33 if host_fingerprints[digest] then
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34 session.cert_chain_status = "valid";
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35 session.cert_identity_status = "valid";
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36 return true;
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37 elseif must_match then
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38 session.cert_chain_status = "invalid";
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39 session.cert_identity_status = "invalid";
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40 end
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41 end
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42 end);