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annotate mod_s2s_auth_fingerprint/mod_s2s_auth_fingerprint.lua @ 4326:f6fdefc5c6ac

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mod_roster_command: Fix subscription when the "user JID" is a bare domain. Do not attempt to update the roster when the user is bare domain (e.g. a component), since they don't have rosters and the attempt results in an error: $ prosodyctl mod_roster_command subscribe proxy.example.com contact@example.com xxxxxxxxxxFailed to execute command: Error: /usr/lib/prosody/core/rostermanager.lua:104: attempt to concatenate local 'username' (a nil value) stack traceback: /usr/lib/prosody/core/rostermanager.lua:104: in function 'load_roster' /usr/lib/prosody/core/rostermanager.lua:305: in function 'set_contact_pending_out' mod_roster_command.lua:44: in function 'subscribe'
author Boris Grozev <boris@jitsi.org>
date Tue, 05 Jan 2021 13:15:00 -0600
parents ee2cedb0f691
children
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1 -- Copyright (C) 2013-2014 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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8 local fingerprints = {};
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10 local function hashprep(h)
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11 return tostring(h):gsub(":",""):lower();
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12 end
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14 local function hashfmt(h)
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15 return h:gsub("..","%0:", #h/2-1):upper();
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16 end
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18 for host, set in pairs(module:get_option("s2s_trusted_fingerprints", {})) do
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19 local host_set = {}
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20 if type(set) == "table" then -- list of fingerprints
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21 for i=1,#set do
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22 host_set[hashprep(set[i])] = true;
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23 end
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24 else -- assume single fingerprint
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25 host_set[hashprep(set)] = true;
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26 end
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27 fingerprints[host] = host_set;
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28 end
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30 module:hook("s2s-check-certificate", function(event)
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31 local session, host, cert = event.session, event.host, event.cert;
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33 local host_fingerprints = fingerprints[host];
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34 if host_fingerprints then
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35 local digest = cert and cert:digest(digest_algo);
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36 if host_fingerprints[digest] then
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37 module:log("info", "'%s' matched %s fingerprint %s", host, digest_algo:upper(), hashfmt(digest));
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38 session.cert_chain_status = "valid";
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39 session.cert_identity_status = "valid";
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40 return true;
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41 else
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42 module:log("warn", "'%s' has unknown %s fingerprint %s", host, digest_algo:upper(), hashfmt(digest));
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43 session.cert_chain_status = "invalid";
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44 session.cert_identity_status = "invalid";
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45 end
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46 end
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47 end);