Mercurial > prosody-modules
annotate mod_muc_ban_ip/mod_muc_ban_ip.lua @ 1267:589991b148e8
mod_list_inactive: Parse data collected by mod_lastlog and print users who have not logged in for some time
author | Kim Alvefur <zash@zash.se> |
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date | Sat, 04 Jan 2014 20:34:22 +0100 |
parents | 591590de34ef |
children | 8860405e2af6 |
rev | line source |
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1005
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mod_muc_ban_ip: When a user is banned from a MUC, ban their IP from the MUC also (works for remote rooms too)
Matthew Wild <mwild1@gmail.com>
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1 module:set_global(); |
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2 |
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3 local jid_bare = require "util.jid".bare; |
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4 local st = require "util.stanza"; |
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5 local xmlns_muc_user = "http://jabber.org/protocol/muc#user"; |
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6 |
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7 local ip_bans = module:shared("bans"); |
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8 local full_sessions = prosody.full_sessions; |
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9 |
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10 local function ban_ip(session, from) |
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11 local ip = session.ip; |
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12 if not ip then |
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13 module:log("warn", "Failed to ban IP (IP unknown) for %s", session.full_jid); |
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14 return; |
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15 end |
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16 local banned_from = ip_bans[ip]; |
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17 if not banned_from then |
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18 banned_from = {}; |
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19 ip_bans[ip] = banned_from; |
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20 end |
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21 banned_from[from] = true; |
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22 module:log("debug", "Banned IP address %s from %s", ip, from); |
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23 end |
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24 |
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25 function check_for_incoming_ban(event) |
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26 local stanza = event.stanza; |
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27 local to_session = full_sessions[stanza.attr.to]; |
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28 if to_session then |
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29 local directed = to_session.directed; |
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30 local from = stanza.attr.from; |
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31 if directed and directed[from] and stanza.attr.type == "unavailable" then |
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32 -- This is a stanza from somewhere we sent directed presence to (may be a MUC) |
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33 local x = stanza:get_child("x", xmlns_muc_user); |
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34 if x then |
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35 for status in x:childtags("status") do |
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36 if status.attr.code == '301' then |
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37 ban_ip(to_session, jid_bare(from)); |
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38 end |
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39 end |
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40 end |
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41 end |
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42 end |
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43 end |
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44 |
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45 function check_for_ban(event) |
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46 local ip = event.origin.ip; |
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47 local to = jid_bare(event.stanza.attr.to); |
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48 if ip_bans[ip] and ip_bans[ip][to] then |
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49 event.origin.send(st.error_reply(event.stanza, "auth", "forbidden") |
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50 :tag("x", { xmlns = xmlns_muc_user }) |
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51 :tag("status", { code = '301' })); |
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52 return true; |
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53 end |
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54 module:log("debug", "Not banned: %s from %s", ip, to) |
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55 end |
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56 |
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57 function module.add_host(module) |
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58 module:hook("presence/full", check_for_incoming_ban); |
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59 module:hook("pre-presence/full", check_for_ban); |
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60 end |