Annotate

mod_delegation/mod_delegation.lua @ 1893:8064b5e346ab

mod_pubsub_feeds/README: Update wording to be clearer
author Kim Alvefur <zash@zash.se>
date Sat, 03 Oct 2015 16:53:45 +0200
parent 1776:e7b5ab44339c
child 1988:d7c1daaf2dea
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1 -- XEP-0355 (Namespace Delegation)
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2 -- Copyright (C) 2015 Jérôme Poisson
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3 --
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4 -- This module is MIT/X11 licensed. Please see the
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5 -- COPYING file in the source package for more information.
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6
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7 -- This module manage namespace delegation, a way to delegate server features
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8 -- to an external entity/component. Only the admin mode is implemented so far
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9
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10 -- TODO: client mode
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11
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12 local jid = require("util/jid")
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13 local st = require("util/stanza")
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14 local set = require("util/set")
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15
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16 local delegation_session = module:shared("/*/delegation/session")
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17
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18 if delegation_session.connected_cb == nil then
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19 -- set used to have connected event listeners
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20 -- which allow a host to react on events from
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21 -- other hosts
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22 delegation_session.connected_cb = set.new()
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23 end
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24 local connected_cb = delegation_session.connected_cb
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25
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26 local _DELEGATION_NS = 'urn:xmpp:delegation:1'
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27 local _FORWARDED_NS = 'urn:xmpp:forward:0'
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28 local _DISCO_NS = 'http://jabber.org/protocol/disco#info'
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29 local _DATA_NS = 'jabber:x:data'
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30
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31 local _MAIN_SEP = '::'
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32 local _BARE_SEP = ':bare:'
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33 local _MAIN_PREFIX = _DELEGATION_NS.._MAIN_SEP
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34 local _BARE_PREFIX = _DELEGATION_NS.._BARE_SEP
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35 local _PREFIXES = {_MAIN_PREFIX, _BARE_PREFIX}
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36
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37 local disco_nest
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38
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39 module:log("debug", "Loading namespace delegation module ");
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40
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41 --> Configuration management <--
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42
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43 local ns_delegations = module:get_option("delegations", {})
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44
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45 local jid2ns = {}
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46 for namespace, ns_data in pairs(ns_delegations) do
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47 -- "connected" contain the full jid of connected managing entity
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48 ns_data.connected = nil
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49 if ns_data.jid then
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50 if jid2ns[ns_data.jid] == nil then
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51 jid2ns[ns_data.jid] = {}
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52 end
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53 jid2ns[ns_data.jid][namespace] = ns_data
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54 module:log("debug", "Namespace %s is delegated%s to %s", namespace, ns_data.filtering and " (with filtering)" or "", ns_data.jid)
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55 else
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56 module:log("warn", "Ignoring delegation for %s: no jid specified", tostring(namespace))
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57 ns_delegations[namespace] = nil
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58 end
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59 end
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60
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61
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62 local function advertise_delegations(session, to_jid)
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63 -- send <message/> stanza to advertise delegations
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64 -- as expained in § 4.2
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65 local message = st.message({from=module.host, to=to_jid})
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66 :tag("delegation", {xmlns=_DELEGATION_NS})
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67
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68 -- we need to check if a delegation is granted because the configuration
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69 -- can be complicated if some delegations are granted to bare jid
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70 -- and other to full jids, and several resources are connected.
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71 local have_delegation = false
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72
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73 for namespace, ns_data in pairs(jid2ns[to_jid]) do
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74 if ns_data.connected == to_jid then
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75 have_delegation = true
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76 message:tag("delegated", {namespace=namespace})
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77 if type(ns_data.filtering) == "table" then
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78 for _, attribute in pairs(ns_data.filtering) do
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79 message:tag("attribute", {name=attribute}):up()
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80 end
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81 message:up()
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82 end
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83 end
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84 end
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85
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86 if have_delegation then
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87 session.send(message)
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88 end
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89 end
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90
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91 local function set_connected(entity_jid)
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92 -- set the "connected" key for all namespace managed by entity_jid
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93 -- if the namespace has already a connected entity, ignore the new one
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94 local function set_config(jid_)
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95 for namespace, ns_data in pairs(jid2ns[jid_]) do
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96 if ns_data.connected == nil then
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97 ns_data.connected = entity_jid
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98 disco_nest(namespace, entity_jid)
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99 end
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100 end
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101 end
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102 local bare_jid = jid.bare(entity_jid)
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103 set_config(bare_jid)
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104 -- We can have a bare jid of a full jid specified in configuration
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105 -- so we try our luck with both (first connected resource will
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106 -- manage the namespaces in case of bare jid)
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107 if bare_jid ~= entity_jid then
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108 set_config(entity_jid)
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109 jid2ns[entity_jid] = jid2ns[bare_jid]
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110 end
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111 end
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112
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113 local function on_presence(event)
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114 local session = event.origin
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115 local bare_jid = jid.bare(session.full_jid)
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116
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117 if jid2ns[bare_jid] or jid2ns[session.full_jid] then
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118 set_connected(session.full_jid)
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119 advertise_delegations(session, session.full_jid)
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120 end
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121 end
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diff changeset
122
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parents:
diff changeset
123 local function on_component_connected(event)
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parents:
diff changeset
124 -- method called by the module loaded by the component
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parents:
diff changeset
125 -- /!\ the event come from the component host,
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parents:
diff changeset
126 -- not from the host of this module
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diff changeset
127 local session = event.session
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Goffi <goffi@goffi.org>
parents:
diff changeset
128 local bare_jid = jid.join(session.username, session.host)
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parents:
diff changeset
129
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Goffi <goffi@goffi.org>
parents:
diff changeset
130 local jid_delegations = jid2ns[bare_jid]
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parents:
diff changeset
131 if jid_delegations ~= nil then
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parents:
diff changeset
132 set_connected(bare_jid)
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parents:
diff changeset
133 advertise_delegations(session, bare_jid)
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parents:
diff changeset
134 end
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parents:
diff changeset
135 end
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parents:
diff changeset
136
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parents:
diff changeset
137 local function on_component_auth(event)
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Goffi <goffi@goffi.org>
parents:
diff changeset
138 -- react to component-authenticated event from this host
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parents:
diff changeset
139 -- and call the on_connected methods from all other hosts
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parents:
diff changeset
140 -- needed for the component to get delegations advertising
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Goffi <goffi@goffi.org>
parents:
diff changeset
141 for callback in connected_cb:items() do
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Goffi <goffi@goffi.org>
parents:
diff changeset
142 callback(event)
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diff changeset
143 end
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parents:
diff changeset
144 end
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parents:
diff changeset
145
1776
e7b5ab44339c mod_delegation: fixed bad calling of on_auth for components
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parents: 1774
diff changeset
146 if module:get_host_type() ~= "component" then
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Goffi <goffi@goffi.org>
parents: 1774
diff changeset
147 connected_cb:add(on_component_connected)
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Goffi <goffi@goffi.org>
parents: 1774
diff changeset
148 end
1709
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diff changeset
149 module:hook('component-authenticated', on_component_auth)
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150 module:hook('presence/initial', on_presence)
1710
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diff changeset
151
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diff changeset
152
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diff changeset
153 --> delegated namespaces hook <--
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diff changeset
154
1721
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
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diff changeset
155 local managing_ent_error
1720
48b7e8021afa mod_delegation: original stanza is now cached outside of ns_data, so it can be accessed without knowing the namespace.
Goffi <goffi@goffi.org>
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diff changeset
156 local stanza_cache = {} -- we cache original stanza to build reply
1721
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parents: 1720
diff changeset
157
1710
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parents: 1709
diff changeset
158 local function managing_ent_result(event)
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parents: 1709
diff changeset
159 -- this function manage iq results from the managing entity
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parents: 1709
diff changeset
160 -- it do a couple of security check before sending the
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parents: 1709
diff changeset
161 -- result to the managed entity
1719
3938496cd4f8 mod_delegation: removed invalid error replies to iq result.
Goffi <goffi@goffi.org>
parents: 1718
diff changeset
162 local stanza = event.stanza
1710
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
163 if stanza.attr.to ~= module.host then
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parents: 1709
diff changeset
164 module:log("warn", 'forwarded stanza result has "to" attribute not addressed to current host, id conflict ?')
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parents: 1709
diff changeset
165 return
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parents: 1709
diff changeset
166 end
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
167 module:unhook("iq-result/host/"..stanza.attr.id, managing_ent_result)
1721
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
168 module:unhook("iq-error/host/"..stanza.attr.id, managing_ent_error)
1710
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parents: 1709
diff changeset
169
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
170 -- lot of checks to do...
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
171 local delegation = stanza.tags[1]
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
172 if #stanza ~= 1 or delegation.name ~= "delegation" or
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
173 delegation.attr.xmlns ~= _DELEGATION_NS then
1719
3938496cd4f8 mod_delegation: removed invalid error replies to iq result.
Goffi <goffi@goffi.org>
parents: 1718
diff changeset
174 module:log("warn", "ignoring invalid iq result from managing entity %s", stanza.attr.from)
1720
48b7e8021afa mod_delegation: original stanza is now cached outside of ns_data, so it can be accessed without knowing the namespace.
Goffi <goffi@goffi.org>
parents: 1719
diff changeset
175 stanza_cache[stanza.attr.from][stanza.attr.id] = nil
1710
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parents: 1709
diff changeset
176 return true
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
177 end
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
178
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
179 local forwarded = delegation.tags[1]
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
180 if #delegation ~= 1 or forwarded.name ~= "forwarded" or
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
181 forwarded.attr.xmlns ~= _FORWARDED_NS then
1719
3938496cd4f8 mod_delegation: removed invalid error replies to iq result.
Goffi <goffi@goffi.org>
parents: 1718
diff changeset
182 module:log("warn", "ignoring invalid iq result from managing entity %s", stanza.attr.from)
1720
48b7e8021afa mod_delegation: original stanza is now cached outside of ns_data, so it can be accessed without knowing the namespace.
Goffi <goffi@goffi.org>
parents: 1719
diff changeset
183 stanza_cache[stanza.attr.from][stanza.attr.id] = nil
1710
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
184 return true
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
185 end
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
186
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
187 local iq = forwarded.tags[1]
1723
ef85c42ad977 mod_delegation: fixed bad handling of error replies from managing entity
Goffi <goffi@goffi.org>
parents: 1722
diff changeset
188 if #forwarded ~= 1 or iq.name ~= "iq" or
1724
2440a75e868f mod_delegation: managing_ent_* now stop event propagation + forwarded <iq/> xmlns check
Goffi <goffi@goffi.org>
parents: 1723
diff changeset
189 iq.attr.xmlns ~= 'jabber:client' or
1774
7bfc23b2c038 mod_delegation: fixed handling of <iq> results without children
Goffi <goffi@goffi.org>
parents: 1724
diff changeset
190 (iq.attr.type =='result' and #iq > 1) or
1723
ef85c42ad977 mod_delegation: fixed bad handling of error replies from managing entity
Goffi <goffi@goffi.org>
parents: 1722
diff changeset
191 (iq.attr.type == 'error' and #iq > 2) then
1719
3938496cd4f8 mod_delegation: removed invalid error replies to iq result.
Goffi <goffi@goffi.org>
parents: 1718
diff changeset
192 module:log("warn", "ignoring invalid iq result from managing entity %s", stanza.attr.from)
1720
48b7e8021afa mod_delegation: original stanza is now cached outside of ns_data, so it can be accessed without knowing the namespace.
Goffi <goffi@goffi.org>
parents: 1719
diff changeset
193 stanza_cache[stanza.attr.from][stanza.attr.id] = nil
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
194 return true
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
195 end
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
196
1724
2440a75e868f mod_delegation: managing_ent_* now stop event propagation + forwarded <iq/> xmlns check
Goffi <goffi@goffi.org>
parents: 1723
diff changeset
197 iq.attr.xmlns = nil
2440a75e868f mod_delegation: managing_ent_* now stop event propagation + forwarded <iq/> xmlns check
Goffi <goffi@goffi.org>
parents: 1723
diff changeset
198
1720
48b7e8021afa mod_delegation: original stanza is now cached outside of ns_data, so it can be accessed without knowing the namespace.
Goffi <goffi@goffi.org>
parents: 1719
diff changeset
199 local original = stanza_cache[stanza.attr.from][stanza.attr.id]
48b7e8021afa mod_delegation: original stanza is now cached outside of ns_data, so it can be accessed without knowing the namespace.
Goffi <goffi@goffi.org>
parents: 1719
diff changeset
200 stanza_cache[stanza.attr.from][stanza.attr.id] = nil
1723
ef85c42ad977 mod_delegation: fixed bad handling of error replies from managing entity
Goffi <goffi@goffi.org>
parents: 1722
diff changeset
201 -- we get namespace from original and not iq
ef85c42ad977 mod_delegation: fixed bad handling of error replies from managing entity
Goffi <goffi@goffi.org>
parents: 1722
diff changeset
202 -- because the namespace can be lacking in case of error
ef85c42ad977 mod_delegation: fixed bad handling of error replies from managing entity
Goffi <goffi@goffi.org>
parents: 1722
diff changeset
203 local namespace = original.tags[1].attr.xmlns
ef85c42ad977 mod_delegation: fixed bad handling of error replies from managing entity
Goffi <goffi@goffi.org>
parents: 1722
diff changeset
204 local ns_data = ns_delegations[namespace]
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
205
1723
ef85c42ad977 mod_delegation: fixed bad handling of error replies from managing entity
Goffi <goffi@goffi.org>
parents: 1722
diff changeset
206 if stanza.attr.from ~= ns_data.connected or (iq.attr.type ~= "result" and iq.attr.type ~= "error") or
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
207 iq.attr.id ~= original.attr.id or iq.attr.to ~= original.attr.from then
1719
3938496cd4f8 mod_delegation: removed invalid error replies to iq result.
Goffi <goffi@goffi.org>
parents: 1718
diff changeset
208 module:log("warn", "ignoring forbidden iq result from managing entity %s, please check that the component is no trying to do something bad (stanza: %s)", stanza.attr.from, tostring(stanza))
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
209 module:send(st.error_reply(original, 'cancel', 'service-unavailable'))
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
210 return true
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
211 end
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
212
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
213 -- at this point eveything is checked,
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
214 -- and we (hopefully) can send the the result safely
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
215 module:send(iq)
1724
2440a75e868f mod_delegation: managing_ent_* now stop event propagation + forwarded <iq/> xmlns check
Goffi <goffi@goffi.org>
parents: 1723
diff changeset
216 return true
1710
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
217 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
218
1721
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
219 function managing_ent_error(event)
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
220 local stanza = event.stanza
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
221 if stanza.attr.to ~= module.host then
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
222 module:log("warn", 'Stanza result has "to" attribute not addressed to current host, id conflict ?')
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
223 return
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
224 end
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
225 module:unhook("iq-result/host/"..stanza.attr.id, managing_ent_result)
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
226 module:unhook("iq-error/host/"..stanza.attr.id, managing_ent_error)
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
227 local original = stanza_cache[stanza.attr.from][stanza.attr.id]
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
228 stanza_cache[stanza.attr.from][stanza.attr.id] = nil
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
229 module:log("warn", "Got an error after forwarding stanza to "..stanza.attr.from)
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
230 module:send(st.error_reply(original, 'cancel', 'service-unavailable'))
1724
2440a75e868f mod_delegation: managing_ent_* now stop event propagation + forwarded <iq/> xmlns check
Goffi <goffi@goffi.org>
parents: 1723
diff changeset
231 return true
1721
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
232 end
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
233
1710
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Goffi <goffi@goffi.org>
parents: 1709
diff changeset
234 local function forward_iq(stanza, ns_data)
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
235 local to_jid = ns_data.connected
1722
c48c7f948cfb mod_delegation: fixed namespace of <forwarded/> child element, as specified in XEP-0297
Goffi <goffi@goffi.org>
parents: 1721
diff changeset
236 stanza.attr.xmlns = 'jabber:client'
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
237 local iq_stanza = st.iq({ from=module.host, to=to_jid, type="set" })
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
238 :tag("delegation", { xmlns=_DELEGATION_NS })
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
239 :tag("forwarded", { xmlns=_FORWARDED_NS })
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
240 :add_child(stanza)
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
241 local iq_id = iq_stanza.attr.id
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
242 -- we save the original stanza to check the managing entity result
1720
48b7e8021afa mod_delegation: original stanza is now cached outside of ns_data, so it can be accessed without knowing the namespace.
Goffi <goffi@goffi.org>
parents: 1719
diff changeset
243 if not stanza_cache[to_jid] then stanza_cache[to_jid] = {} end
48b7e8021afa mod_delegation: original stanza is now cached outside of ns_data, so it can be accessed without knowing the namespace.
Goffi <goffi@goffi.org>
parents: 1719
diff changeset
244 stanza_cache[to_jid][iq_id] = stanza
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
245 module:hook("iq-result/host/"..iq_id, managing_ent_result)
1721
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
246 module:hook("iq-error/host/"..iq_id, managing_ent_error)
f49359330493 mod_delegation: handling of error replies from managing entities after forward.
Goffi <goffi@goffi.org>
parents: 1720
diff changeset
247 module:log("debug", "stanza forwarded")
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
248 module:send(iq_stanza)
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
249 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
250
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
251 local function iq_hook(event)
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
252 -- general hook for all the iq which forward delegated ones
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
253 -- and continue normal behaviour else. If a namespace is
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
254 -- delegated but managing entity is offline, a service-unavailable
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
255 -- error will be sent, as requested by the XEP
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
256 local session, stanza = event.origin, event.stanza
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
257 if #stanza == 1 and stanza.attr.type == 'get' or stanza.attr.type == 'set' then
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
258 local namespace = stanza.tags[1].attr.xmlns
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
259 local ns_data = ns_delegations[namespace]
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
260
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
261 if ns_data then
1715
241c061bb953 mod_delegation: we don't forward stanzas from managing entity itself
Goffi <goffi@goffi.org>
parents: 1714
diff changeset
262 if stanza.attr.from == ns_data.connected then
241c061bb953 mod_delegation: we don't forward stanzas from managing entity itself
Goffi <goffi@goffi.org>
parents: 1714
diff changeset
263 -- we don't forward stanzas from managing entity itself
241c061bb953 mod_delegation: we don't forward stanzas from managing entity itself
Goffi <goffi@goffi.org>
parents: 1714
diff changeset
264 return
241c061bb953 mod_delegation: we don't forward stanzas from managing entity itself
Goffi <goffi@goffi.org>
parents: 1714
diff changeset
265 end
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
266 if ns_data.filtering then
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
267 local first_child = stanza.tags[1]
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
268 for _, attribute in ns_data.filtering do
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
269 -- if any filtered attribute if not present,
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
270 -- we must continue the normal bahaviour
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
271 if not first_child.attr[attribute] then
1711
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
272 -- Filtered attribute is not present, we do normal workflow
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
273 return;
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
274 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
275 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
276 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
277 if not ns_data.connected then
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
278 module:log("warn", "No connected entity to manage "..namespace)
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
279 session.send(st.error_reply(stanza, 'cancel', 'service-unavailable'))
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
280 else
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
281 forward_iq(stanza, ns_data)
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
282 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
283 return true
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
284 else
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
285 -- we have no delegation, we continue normal behaviour
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
286 return
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
287 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
288 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
289 end
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
290
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
291 module:hook("iq/self", iq_hook, 2^32)
1718
48be6e7efbe8 mod_delegation: added 'iq/bare' to hooked events.
Goffi <goffi@goffi.org>
parents: 1717
diff changeset
292 module:hook("iq/bare", iq_hook, 2^32)
1710
b68eed25b880 mod_delegation: iq forwarding to managing entity
Goffi <goffi@goffi.org>
parents: 1709
diff changeset
293 module:hook("iq/host", iq_hook, 2^32)
1711
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
294
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
295
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
296 --> discovery nesting <--
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
297
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
298 -- disabling internal features/identities
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
299
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
300 local function find_form_type(stanza)
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
301 local form_type = nil
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
302 for field in stanza.childtags('field', 'jabber:x:data') do
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
303 if field.attr.var=='FORM_TYPE' and field.attr.type=='hidden' then
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
304 local value = field:get_child('value')
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
305 if not value then
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
306 module:log("warn", "No value found in FORM_TYPE field: "..tostring(stanza))
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
307 else
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
308 form_type=value.get_text()
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
309 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
310 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
311 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
312 return form_type
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
313 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
314
1711
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
315 -- modules whose features/identities are managed by delegation
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
316 local disabled_modules = set.new()
1713
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
317 local disabled_identities = set.new()
1711
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
318
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
319 local function identity_added(event)
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
320 local source = event.source
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
321 if disabled_modules:contains(source) then
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
322 local item = event.item
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
323 local category, type_, name = item.category, item.type, item.name
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
324 module:log("debug", "Removing (%s/%s%s) identity because of delegation", category, type_, name and "/"..name or "")
1713
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
325 disabled_identities:add(item)
1711
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
326 source:remove_item("identity", item)
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
327 end
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
328 end
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
329
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
330 local function feature_added(event)
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
331 local source, item = event.source, event.item
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
332 for namespace, _ in pairs(ns_delegations) do
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
333 if source ~= module and string.sub(item, 1, #namespace) == namespace then
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
334 module:log("debug", "Removing %s feature which is delegated", item)
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
335 source:remove_item("feature", item)
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
336 disabled_modules:add(source)
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
337 if source.items and source.items.identity then
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
338 -- we remove all identities added by the source module
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
339 -- that can cause issues if the module manages several features/identities
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
340 -- but this case is probably rare (or doesn't happen at all)
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
341 -- FIXME: any better way ?
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
342 for _, identity in pairs(source.items.identity) do
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
343 identity_added({source=source, item=identity})
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
344 end
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
345 end
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
346 end
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
347 end
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
348 end
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
349
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
350 local function extension_added(event)
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
351 local source, stanza = event.source, event.item
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
352 local form_type = find_form_type(stanza)
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
353 if not form_type then return; end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
354
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
355 for namespace, _ in pairs(ns_delegations) do
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
356 if source ~= module and string.sub(form_type, 1, #namespace) == namespace then
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
357 module:log("debug", "Removing extension which is delegated: %s", tostring(stanza))
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
358 source:remove_item("extension", stanza)
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
359 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
360 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
361 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
362
1711
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
363 -- for disco nesting (see § 7.2) we need to remove internal features
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
364 -- we use handle_items as it allow to remove already added features
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
365 -- and catch the ones which can come later
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
366 module:handle_items("feature", feature_added, function(_) end)
55b9ac807ac9 mod_delegation: delegated features/identities are removed from disco.
Goffi <goffi@goffi.org>
parents: 1710
diff changeset
367 module:handle_items("identity", identity_added, function(_) end, false)
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
368 module:handle_items("extension", extension_added, function(_) end)
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
369
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
370
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
371 -- managing entity features/identities collection
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
372
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
373 local disco_error
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
374 local bare_features = set.new()
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
375 local bare_identities = {}
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
376 local bare_extensions = {}
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
377
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
378 local function disco_result(event)
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
379 -- parse result from disco nesting request
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
380 -- and fill module features/identities and bare_features/bare_identities accordingly
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
381 local session, stanza = event.origin, event.stanza
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
382 if stanza.attr.to ~= module.host then
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
383 module:log("warn", 'Stanza result has "to" attribute not addressed to current host, id conflict ?')
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
384 return
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
385 end
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
386 module:unhook("iq-result/host/"..stanza.attr.id, disco_result)
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
387 module:unhook("iq-error/host/"..stanza.attr.id, disco_error)
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
388 local query = stanza:get_child("query", _DISCO_NS)
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
389 if not query or not query.attr.node then
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
390 session.send(st.error_reply(stanza, 'modify', 'not-acceptable'))
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
391 return true
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
392 end
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
393
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
394 local node = query.attr.node
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
395 local main
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
396
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
397 if string.sub(node, 1, #_MAIN_PREFIX) == _MAIN_PREFIX then
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
398 main=true
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
399 elseif string.sub(node, 1, #_BARE_PREFIX) == _BARE_PREFIX then
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
400 main=false
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
401 else
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
402 module:log("warn", "Unexpected node: "..node)
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
403 session.send(st.error_reply(stanza, 'modify', 'not-acceptable'))
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
404 return true
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
405 end
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
406
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
407 for feature in query:childtags("feature") do
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
408 local namespace = feature.attr.var
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
409 if main then
1717
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
410 module:add_feature(namespace)
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
411 else
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
412 bare_features:add(namespace)
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
413 end
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
414 end
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
415 for identity in query:childtags("identity") do
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
416 local category, type_, name = identity.attr.category, identity.attr.type, identity.attr.name
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
417 if main then
1717
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
418 module:add_identity(category, type_, name)
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
419 else
1717
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
420 table.insert(bare_identities, {category=category, type=type_, name=name})
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
421 end
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
422 end
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
423 for extension in query:childtags("x", _DATA_NS) do
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
424 if main then
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
425 module:add_extension(extension)
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
426 else
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
427 table.insert(bare_extensions, extension)
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
428 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
429 end
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
430 end
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
431
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
432 function disco_error(event)
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
433 local stanza = event.stanza
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
434 if stanza.attr.to ~= module.host then
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
435 module:log("warn", 'Stanza result has "to" attribute not addressed to current host, id conflict ?')
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
436 return
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
437 end
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
438 module:unhook("iq-result/host/"..stanza.attr.id, disco_result)
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
439 module:unhook("iq-error/host/"..stanza.attr.id, disco_error)
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
440 module:log("warn", "Got an error while requesting disco for nesting to "..stanza.attr.from)
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
441 module:log("warn", "Ignoring disco nesting")
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
442 end
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
443
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
444 function disco_nest(namespace, entity_jid)
1717
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
445 -- manage discovery nesting (see § 7.2)
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
446
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
447 -- first we reset the current values
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
448 if module.items then
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
449 module.items['feature'] = nil
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
450 module.items['identity'] = nil
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
451 module.items['extension'] = nil
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
452 bare_features = set.new()
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
453 bare_identities = {}
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
454 bare_extensions = {}
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
455 end
e22cd2205fc1 mod_delegation: reset features/identities/extensions before doing a disco nesting
Goffi <goffi@goffi.org>
parents: 1716
diff changeset
456
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
457 for _, prefix in ipairs(_PREFIXES) do
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
458 local node = prefix..namespace
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
459
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
460 local iq = st.iq({from=module.host, to=entity_jid, type='get'})
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
461 :tag('query', {xmlns=_DISCO_NS, node=node})
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
462
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
463 local iq_id = iq.attr.id
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
464
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
465 module:hook("iq-result/host/"..iq_id, disco_result)
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
466 module:hook("iq-error/host/"..iq_id, disco_error)
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
467 module:send(iq)
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
468 end
1712
c1973605d096 mod_delegation: disco nesting for host
Goffi <goffi@goffi.org>
parents: 1711
diff changeset
469 end
1713
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
470
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
471 -- disco to bare jids special case
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
472
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
473 module:hook("account-disco-info", function(event)
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
474 -- this event is called when a disco info request is done on a bare jid
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
475 -- we get the final reply and filter delegated features/identities/extensions
1713
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
476 local reply = event.reply;
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
477 reply.tags[1]:maptags(function(child)
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
478 if child.name == 'feature' then
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
479 local feature_ns = child.attr.var
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
480 for namespace, _ in pairs(ns_delegations) do
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
481 if string.sub(feature_ns, 1, #namespace) == namespace then
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
482 module:log("debug", "Removing feature namespace %s which is delegated", feature_ns)
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
483 return nil
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
484 end
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
485 end
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
486 elseif child.name == 'identity' then
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
487 for item in disabled_identities:items() do
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
488 if item.category == child.attr.category
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
489 and item.type == child.attr.type
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
490 -- we don't check name, because mod_pep use a name for main disco, but not in account-disco-info hook
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
491 -- and item.name == child.attr.name
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
492 then
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
493 module:log("debug", "Removing (%s/%s%s) identity because of delegation", item.category, item.type, item.name and "/"..item.name or "")
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
494 return nil
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
495 end
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
496 end
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
497 elseif child.name == 'x' and child.attr.xmlns == _DATA_NS then
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
498 local form_type = find_form_type(child)
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
499 if form_type then
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
500 for namespace, _ in pairs(ns_delegations) do
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
501 if string.sub(form_type, 1, #namespace) == namespace then
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
502 module:log("debug", "Removing extension which is delegated: %s", tostring(child))
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
503 return nil
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
504 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
505 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
506 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
507
1713
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
508 end
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
509 return child
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
510 end)
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
511 for feature in bare_features:items() do
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
512 reply:tag('feature', {var=feature}):up()
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
513 end
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
514 for _, item in ipairs(bare_identities) do
1716
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
515 reply:tag('identity', {category=item.category, type=item.type, name=item.name}):up()
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
516 end
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
517 for _, stanza in ipairs(bare_extensions) do
29dfdfc767b4 mod_delegation: service discovery extensions (xep-0128) management
Goffi <goffi@goffi.org>
parents: 1715
diff changeset
518 reply:add_child(stanza)
1714
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
519 end
3d83f5337a73 mod_delegation: disco info request on bare jid is now managed
Goffi <goffi@goffi.org>
parents: 1713
diff changeset
520
1713
01e9465f8f80 mod_delegation: delegated features/identities removal for disco info requests on bare jid
Goffi <goffi@goffi.org>
parents: 1712
diff changeset
521 end, -2^32);