Mercurial > prosody-modules
annotate mod_restrict_xmpp/mod_restrict_xmpp.lua @ 5192:03aa9baa9ac3
mod_http_oauth2: Add support for 'iss' authz response parameter (RFC 9207)
author | Matthew Wild <mwild1@gmail.com> |
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date | Fri, 03 Mar 2023 19:21:38 +0000 |
parents | a1f49586d28a |
children | 825c6fb76c48 |
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1 local array = require "util.array"; |
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2 local it = require "util.iterators"; |
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3 local set = require "util.set"; |
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4 local st = require "util.stanza"; |
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5 |
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6 module:default_permission("prosody:user", "xmpp:federate"); |
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7 module:hook("route/remote", function (event) |
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8 if not module:may("xmpp:federate", event) then |
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9 if event.stanza.attr.type ~= "result" and event.stanza.attr.type ~= "error" then |
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10 module:log("warn", "Access denied: xmpp:federate for %s -> %s", event.stanza.attr.from, event.stanza.attr.to); |
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11 local reply = st.error_reply(event.stanza, "auth", "forbidden"); |
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12 event.origin.send(reply); |
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13 end |
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14 return true; |
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15 end |
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16 end); |
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17 |
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18 local iq_namespaces = { |
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19 ["jabber:iq:roster"] = "contacts"; |
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20 ["jabber:iq:private"] = "storage"; |
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21 |
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22 ["vcard-temp"] = "profile"; |
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23 ["urn:xmpp:mam:0"] = "history"; |
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24 ["urn:xmpp:mam:1"] = "history"; |
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25 ["urn:xmpp:mam:2"] = "history"; |
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26 |
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27 ["urn:xmpp:carbons:0"] = "carbons"; |
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28 ["urn:xmpp:carbons:1"] = "carbons"; |
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29 ["urn:xmpp:carbons:2"] = "carbons"; |
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30 |
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31 ["urn:xmpp:blocking"] = "blocklist"; |
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32 |
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33 ["http://jabber.org/protocol/pubsub"] = "pep"; |
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34 ["http://jabber.org/protocol/disco#info"] = "disco"; |
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35 }; |
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36 |
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37 local legacy_storage_nodes = { |
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38 ["storage:bookmarks"] = "bookmarks"; |
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39 ["storage:rosternotes"] = "contacts"; |
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40 ["roster:delimiter"] = "contacts"; |
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41 ["storage:metacontacts"] = "contacts"; |
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42 }; |
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43 |
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44 local pep_nodes = { |
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45 ["storage:bookmarks"] = "bookmarks"; |
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46 ["urn:xmpp:bookmarks:1"] = "bookmarks"; |
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47 |
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48 ["urn:xmpp:avatar:data"] = "profile"; |
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49 ["urn:xmpp:avatar:metadata"] = "profile"; |
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50 ["http://jabber.org/protocol/nick"] = "profile"; |
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51 |
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52 ["eu.siacs.conversations.axolotl.devicelist"] = "omemo"; |
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53 ["urn:xmpp:omemo:1:devices"] = "omemo"; |
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54 ["urn:xmpp:omemo:1:bundles"] = "omemo"; |
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55 ["urn:xmpp:omemo:2:devices"] = "omemo"; |
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56 ["urn:xmpp:omemo:2:bundles"] = "omemo"; |
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57 }; |
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58 |
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59 module:hook("pre-iq/bare", function (event) |
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60 if not event.to_self then return; end |
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61 local origin, stanza = event.origin, event.stanza; |
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62 |
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63 local typ = stanza.attr.type; |
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64 if typ ~= "set" and typ ~= "get" then return; end |
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65 local action = typ == "get" and "read" or "write"; |
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66 |
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67 local payload = stanza.tags[1]; |
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68 local ns = payload and payload.attr.xmlns; |
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69 local proto = iq_namespaces[ns]; |
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70 if proto == "pep" then |
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71 local pubsub = payload:get_child("pubsub", "http://jabber.org/protocol/pubsub"); |
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72 local node = pubsub and #pubsub.tags == 1 and pubsub.tags[1].attr.node or nil; |
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73 proto = pep_nodes[node] or "pep"; |
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74 if proto == "pep" and node and node:match("^eu%.siacs%.conversations%.axolotl%.bundles%.%d+$") then |
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75 proto = "omemo"; -- COMPAT w/ original OMEMO |
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76 end |
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77 elseif proto == "storage" then |
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78 local data = payload.tags[1]; |
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79 proto = data and legacy_storage_nodes[data.attr.xmlns] or "legacy-storage"; |
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80 elseif proto == "carbons" then |
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81 -- This allows access to live messages |
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82 proto, action = "messages", "read"; |
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83 elseif proto == "history" then |
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84 action = "read"; |
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85 end |
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86 local permission_name = "xmpp:account:"..(proto and (proto..":") or "")..action; |
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87 if not module:may(permission_name, event) then |
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88 module:log("warn", "Access denied: %s ({%s}%s) for %s", permission_name, ns, payload.name, origin.full_jid or origin.id); |
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89 origin.send(st.error_reply(stanza, "auth", "forbidden", "You do not have permission to make this request ("..permission_name..")")); |
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90 return true; |
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91 end |
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92 end); |
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93 |
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94 --module:default_permission("prosody:restricted", "xmpp:account:read"); |
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95 --module:default_permission("prosody:restricted", "xmpp:account:write"); |
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96 module:default_permission("prosody:restricted", "xmpp:account:messages:read"); |
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97 module:default_permission("prosody:restricted", "xmpp:account:messages:write"); |
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98 for _, property_list in ipairs({ iq_namespaces, legacy_storage_nodes, pep_nodes }) do |
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99 for account_property in set.new(array.collect(it.values(property_list))) do |
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100 module:default_permission("prosody:restricted", "xmpp:account:"..account_property..":read"); |
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101 module:default_permission("prosody:restricted", "xmpp:account:"..account_property..":write"); |
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102 end |
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103 end |
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104 |
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105 module:default_permission("prosody:restricted", "xmpp:account:presence:write"); |
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106 module:hook("pre-presence/bare", function (event) |
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107 if not event.to_self then return; end |
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108 local stanza = event.stanza; |
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109 if not module:may("xmpp:account:presence:write", event) then |
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110 module:log("warn", "Access denied: xmpp:account:presence:write for %s", event.origin.full_jid or event.origin.id); |
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111 event.origin.send(st.error_reply(stanza, "auth", "forbidden", "You do not have permission to send account presence")); |
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112 return true; |
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113 end |
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114 local priority = stanza:get_child_text("priority"); |
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115 if priority ~= "-1" then |
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116 if not module:may("xmpp:account:messages:read", event) then |
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117 module:log("warn", "Access denied: xmpp:account:messages:read for %s", event.origin.full_jid or event.origin.id); |
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118 event.origin.send(st.error_reply(stanza, "auth", "forbidden", "You do not have permission to receive messages (use presence priority -1)")); |
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119 return true; |
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120 end |
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121 end |
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122 end); |