prosody-modules
ca07a6ada631
mod_privilege/mod_privilege.lua

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mod_privilege/mod_privilege.lua @ 1663:ca07a6ada631

mod_privilege: presence permission configuration check + use global set to know privileged entities to advertise
author Goffi <goffi@goffi.org>
date Tue, 07 Apr 2015 12:46:34 +0200
parent 1662:d440a22fa0af
child 1664:6bdcb1418029
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 -- XEP-0356 (Privileged Entity)
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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 -- Some parts come from mod_remote_roster (module by Waqas Hussain and Kim Alvefur, see https://code.google.com/p/prosody-modules/)
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8
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9
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10 local jid = require("util/jid")
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11 local set = require("util/set")
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12 local st = require("util/stanza")
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13 local roster_manager = require("core/rostermanager")
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14 local user_manager = require("core/usermanager")
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15 local hosts = prosody.hosts
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16 -- the folowing sets are used to forward presence stanza
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17 if not prosody._privilege_presence_man_ent then
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18 prosody._privilege_presence_man_ent = set.new()
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19 end
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20 local presence_man_ent = prosody._privilege_presence_man_ent
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21 if not prosody._privilege_presence_roster then
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22 prosody._privilege_presence_roster = set.new()
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23 end
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24 local presence_roster = prosody._privilege_presence_roster
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25
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26 local _ALLOWED_ROSTER = set.new({'none', 'get', 'set', 'both'})
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27 local _ROSTER_GET_PERM = set.new({'get', 'both'})
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28 local _ROSTER_SET_PERM = set.new({'set', 'both'})
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29 local _ALLOWED_MESSAGE = set.new({'none', 'outgoing'})
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30 local _ALLOWED_PRESENCE = set.new({'none', 'managed_entity', 'roster'})
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31 local _TO_CHECK = {roster=_ALLOWED_ROSTER, message=_ALLOWED_MESSAGE, presence=_ALLOWED_PRESENCE}
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32 local _PRIV_ENT_NS = 'urn:xmpp:privilege:1'
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33 local _FORWARDED_NS = 'urn:xmpp:forward:0'
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34
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35
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36 module:log("debug", "Loading privileged entity module ");
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37
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38
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39 --> Permissions management <--
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40
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41 privileges = module:get_option("privileged_entities", {})
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42
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43 function advertise_perm(session, to_jid, perms)
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44 -- send <message/> stanza to advertise permissions
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45 -- as expained in section 4.2
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46 local message = st.message({to=to_jid})
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47 :tag("privilege", {xmlns=_PRIV_ENT_NS})
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48
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49 for _, perm in pairs({'roster', 'message', 'presence'}) do
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50 if perms[perm] then
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51 message:tag("perm", {access=perm, type=perms[perm]}):up()
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52 end
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53 end
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54 session.send(message)
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55 end
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56
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57 function set_presence_perm_set(to_jid, perms)
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58 -- fill the global presence sets according to perms
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59 if perms.presence == 'managed_entity' then
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60 presence_man_ent:add(to_jid)
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61 elseif perms.presence == 'roster' then
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62 presence_man_ent:add(to_jid) -- roster imply managed_entity
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63 presence_roster:add(to_jid)
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64 end
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65 end
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66
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67 function on_auth(event)
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68 -- Check if entity is privileged according to configuration,
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69 -- and set session.privileges accordingly
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70
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71 local session = event.session
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72 local bare_jid = jid.join(session.username, session.host)
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73
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74 local ent_priv = privileges[bare_jid]
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75 if ent_priv ~= nil then
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76 module:log("debug", "Entity is privileged")
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77 for perm_type, allowed_values in pairs(_TO_CHECK) do
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78 local value = ent_priv[perm_type]
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79 if value ~= nil then
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80 if not allowed_values:contains(value) then
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81 module:log('warn', 'Invalid value for '..perm_type..' privilege: ['..value..']')
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82 module:log('warn', 'Setting '..perm_type..' privilege to none')
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83 ent_priv[perm_type] = nil
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84 end
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85 if value == 'none' then
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86 ent_priv[perm_type] = nil
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87 end
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88 end
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89 end
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90 -- extra checks for presence permission
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91 if ent_priv.permission == 'roster' and not _ROSTER_GET_PERM:contains(session.privileges.roster) then
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92 module:log("warn", "Can't allow roster presence privilege without roster \"get\" privilege")
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93 module:log("warn", "Setting presence permission to none")
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94 end_priv.permission = nil
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95 end
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96
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97 if session.type == "component" then
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98 -- we send the message stanza only for component
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99 -- it will be sent at first <presence/> for other entities
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100 advertise_perm(session, bare_jid, ent_priv)
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101 set_presence_perm_set(bare_jid, ent_priv)
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102 end
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103 end
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104
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105 session.privileges = ent_priv
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106 end
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107
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108 function on_presence(event)
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109 -- Permission are already checked at this point,
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110 -- we only advertise them to the entity
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111 local session, stanza = event.origin, event.stanza;
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112 if session.privileges then
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113 advertise_perm(session, session.full_jid, session.privileges)
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114 set_presence_perm_set(session.full_jid, session.privileges)
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115 end
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116 end
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117
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118 module:hook('authentication-success', on_auth)
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119 module:hook('component-authenticated', on_auth)
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120 module:hook('presence/initial', on_presence)
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121
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122
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123 --> roster permission <--
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124
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125 -- get
1658
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Goffi <goffi@goffi.org>
parents: 1657
diff changeset
126 module:hook("iq-get/bare/jabber:iq:roster:query", function(event)
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
127 local session, stanza = event.origin, event.stanza;
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
128 if not stanza.attr.to then
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
129 -- we don't want stanzas addressed to /self
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
130 return;
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
131 end
1660
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
132
1658
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
133 if session.privileges and _ROSTER_GET_PERM:contains(session.privileges.roster) then
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
134 module:log("debug", "Roster get from allowed privileged entity received")
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
135 -- following code is adapted from mod_remote_roster
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
136 local node, host = jid.split(stanza.attr.to);
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
137 local roster = roster_manager.load_roster(node, host);
1660
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
138
1658
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
139 local reply = st.reply(stanza):query("jabber:iq:roster");
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
140 for entity_jid, item in pairs(roster) do
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
141 if entity_jid and entity_jid ~= "pending" then
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
142 local node, host = jid.split(entity_jid);
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
143 reply:tag("item", {
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
144 jid = entity_jid,
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
145 subscription = item.subscription,
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
146 ask = item.ask,
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
147 name = item.name,
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
148 });
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
149 for group in pairs(item.groups) do
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
150 reply:tag("group"):text(group):up();
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
151 end
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
152 reply:up(); -- move out from item
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
153 end
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
154 end
1660
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
155 -- end of code adapted from mod_remote_roster
1658
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
156 session.send(reply);
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
157 else
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
158 module:log("warn", "Entity "..tostring(session.full_jid).." try to get roster without permission")
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
159 session.send(st.error_reply(stanza, 'auth', 'forbidden'))
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Goffi <goffi@goffi.org>
parents: 1657
diff changeset
160 end
1660
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
161
1658
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Goffi <goffi@goffi.org>
parents: 1657
diff changeset
162 return true
1660
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
163 end);
1658
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Goffi <goffi@goffi.org>
parents: 1657
diff changeset
164
1660
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
165 -- set
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
166 module:hook("iq-set/bare/jabber:iq:roster:query", function(event)
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
167 local session, stanza = event.origin, event.stanza;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
168 if not stanza.attr.to then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
169 -- we don't want stanzas addressed to /self
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
170 return;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
171 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
172
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
173 if session.privileges and _ROSTER_SET_PERM:contains(session.privileges.roster) then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
174 module:log("debug", "Roster set from allowed privileged entity received")
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
175 -- following code is adapted from mod_remote_roster
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
176 local from_node, from_host = jid.split(stanza.attr.to);
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
177 if not(user_manager.user_exists(from_node, from_host)) then return; end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
178 local roster = roster_manager.load_roster(from_node, from_host);
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
179 if not(roster) then return; end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
180
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
181 local query = stanza.tags[1];
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
182 for i_, item in ipairs(query.tags) do
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
183 if item.name == "item"
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
184 and item.attr.xmlns == "jabber:iq:roster" and item.attr.jid
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
185 -- Protection against overwriting roster.pending, until we move it
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
186 and item.attr.jid ~= "pending" then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
187
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
188 local item_jid = jid.prep(item.attr.jid);
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
189 local node, host, resource = jid.split(item_jid);
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
190 if not resource then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
191 if item_jid ~= stanza.attr.to then -- not self-item_jid
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
192 if item.attr.subscription == "remove" then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
193 local r_item = roster[item_jid];
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
194 if r_item then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
195 local to_bare = node and (node.."@"..host) or host; -- bare jid
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
196 roster[item_jid] = nil;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
197 if roster_manager.save_roster(from_node, from_host, roster) then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
198 session.send(st.reply(stanza));
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
199 roster_manager.roster_push(from_node, from_host, item_jid);
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
200 else
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
201 roster[item_jid] = item;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
202 session.send(st.error_reply(stanza, "wait", "internal-server-error", "Unable to save roster"));
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
203 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
204 else
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
205 session.send(st.error_reply(stanza, "modify", "item-not-found"));
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
206 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
207 else
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
208 local subscription = item.attr.subscription;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
209 if subscription ~= "both" and subscription ~= "to" and subscription ~= "from" and subscription ~= "none" then -- TODO error on invalid
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
210 subscription = roster[item_jid] and roster[item_jid].subscription or "none";
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
211 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
212 local r_item = {name = item.attr.name, groups = {}};
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
213 if r_item.name == "" then r_item.name = nil; end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
214 r_item.subscription = subscription;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
215 if subscription ~= "both" and subscription ~= "to" then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
216 r_item.ask = roster[item_jid] and roster[item_jid].ask;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
217 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
218 for _, child in ipairs(item) do
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
219 if child.name == "group" then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
220 local text = table.concat(child);
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
221 if text and text ~= "" then
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
222 r_item.groups[text] = true;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
223 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
224 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
225 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
226 local olditem = roster[item_jid];
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
227 roster[item_jid] = r_item;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
228 if roster_manager.save_roster(from_node, from_host, roster) then -- Ok, send success
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
229 session.send(st.reply(stanza));
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
230 -- and push change to all resources
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
231 roster_manager.roster_push(from_node, from_host, item_jid);
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
232 else -- Adding to roster failed
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
233 roster[item_jid] = olditem;
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
234 session.send(st.error_reply(stanza, "wait", "internal-server-error", "Unable to save roster"));
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
235 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
236 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
237 else -- Trying to add self to roster
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
238 session.send(st.error_reply(stanza, "cancel", "not-allowed"));
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
239 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
240 else -- Invalid JID added to roster
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
241 module:log("warn", "resource: %s , host: %s", tostring(resource), tostring(host))
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
242 session.send(st.error_reply(stanza, "modify", "bad-request")); -- FIXME what's the correct error?
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
243 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
244 else -- Roster set didn't include a single item, or its name wasn't 'item'
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
245 session.send(st.error_reply(stanza, "modify", "bad-request"));
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
246 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
247 end -- for loop end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
248 -- end of code adapted from mod_remote_roster
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
249 else -- The permission is not granted
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
250 module:log("warn", "Entity "..tostring(session.full_jid).." try to set roster without permission")
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
251 session.send(st.error_reply(stanza, 'auth', 'forbidden'))
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
252 end
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
253
d1072db4db44 mod_privilege: implemented roster set privilege
Goffi <goffi@goffi.org>
parents: 1659
diff changeset
254 return true
1658
1146cb4493a9 mod_privilege: roster get permission implemented
Goffi <goffi@goffi.org>
parents: 1657
diff changeset
255 end);
1661
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
256
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
257
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
258 --> message permission <--
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
259
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
260 module:hook("message/host", function(event)
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
261 local session, stanza = event.origin, event.stanza;
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
262 local privilege_elt = stanza:get_child('privilege', _PRIV_ENT_NS)
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
263 if privilege_elt==nil then return; end
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
264 if session.privileges and session.privileges.message=="outgoing" then
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
265 if #privilege_elt.tags==1 and privilege_elt.tags[1].name == "forwarded"
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
266 and privilege_elt.tags[1].attr.xmlns==_FORWARDED_NS then
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
267 local message_elt = privilege_elt.tags[1]:get_child('message', 'jabber:client')
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
268 if message_elt ~= nil then
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
269 local from_node, from_host, from_resource = jid.split(message_elt.attr.from)
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
270 if from_resource == nil and hosts[from_host] then -- we only accept bare jids from one of the server hosts
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
271 -- at this point everything should be alright, we can send the message
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
272 prosody.core_route_stanza(nil, message_elt)
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
273 else -- trying to send a message from a forbidden entity
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
274 module:log("warn", "Entity "..tostring(session.full_jid).." try to send a message from "..tostring(message_elt.attr.from))
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
275 session.send(st.error_reply(stanza, 'auth', 'forbidden'))
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
276 end
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
277 else -- incorrect message child
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
278 session.send(st.error_reply(stanza, "modify", "bad-request", "invalid forwarded <message/> element"));
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
279 end
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
280 else -- incorrect forwarded child
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
281 session.send(st.error_reply(stanza, "modify", "bad-request", "invalid <forwarded/> element"));
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
282 end;
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
283 else -- The permission is not granted
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
284 module:log("warn", "Entity "..tostring(session.full_jid).." try to send message without permission")
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
285 session.send(st.error_reply(stanza, 'auth', 'forbidden'))
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
286 end
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
287
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
288 return true
69aa2b54ba8a mod_privilege: implemented message privilege
Goffi <goffi@goffi.org>
parents: 1660
diff changeset
289 end);