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annotate mod_watchuntrusted/mod_watchuntrusted.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 5eaecb7f680d
children 116488cced16
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1 local jid_prep = require "util.jid".prep;
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3 local secure_auth = module:get_option_boolean("s2s_secure_auth", false);
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4 local secure_domains, insecure_domains =
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5 module:get_option_set("s2s_secure_domains", {})._items, module:get_option_set("s2s_insecure_domains", {})._items;
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7 local untrusted_fail_watchers = module:get_option_set("untrusted_fail_watchers", module:get_option("admins", {})) / jid_prep;
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8 local untrusted_fail_notification = module:get_option("untrusted_fail_notification", "Establishing a secure connection from $from_host to $to_host failed. Certificate hash: $sha1. $errors");
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10 local st = require "util.stanza";
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12 module:hook_global("s2s-check-certificate", function (event)
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13 local session, host = event.session, event.host;
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14 local conn = session.conn:socket();
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15 local local_host = session.direction == "outgoing" and session.from_host or session.to_host;
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17 if not (local_host == module:get_host()) then return end
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19 module:log("debug", "Checking certificate...");
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20 local must_secure = secure_auth;
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22 if not must_secure and secure_domains[host] then
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23 must_secure = true;
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24 elseif must_secure and insecure_domains[host] then
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25 must_secure = false;
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26 end
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28 if must_secure and (session.cert_chain_status ~= "valid" or session.cert_identity_status ~= "valid") then
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29 local _, errors = conn:getpeerverification();
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30 local error_message = "";
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32 for depth, t in pairs(errors or {}) do
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33 if #t > 0 then
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34 error_message = error_message .. "Error with certificate " .. (depth - 1) .. ": " .. table.concat(t, ", ") .. ". ";
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35 end
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36 end
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38 if session.cert_identity_status then
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39 error_message = error_message .. "This certificate is " .. session.cert_identity_status .. " for " .. host .. ".";
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40 end
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42 local replacements = { sha1 = event.cert and event.cert:digest("sha1"), errors = error_message };
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44 local message = st.message{ type = "chat", from = local_host }
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45 :tag("body")
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46 :text(untrusted_fail_notification:gsub("%$([%w_]+)", function (v)
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47 return event[v] or session and session[v] or replacements and replacements[v] or nil;
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48 end));
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49 for jid in untrusted_fail_watchers do
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50 module:log("debug", "Notifying %s", jid);
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51 message.attr.to = jid;
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52 module:send(message);
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53 end
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54 end
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55 end, -0.5);
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