prosody
62794e065e33
plugins/mod_register_ibr.lua

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plugins/mod_register_ibr.lua @ 10800:62794e065e33

MAM: Remove 1% of contents when reaching limits, fix #1545 With mod\_storage\_internal this counts out to 100 messages out of 10 000, meaning should not hit the quota limit immediately until that many messages have been added again.
author Kim Alvefur <zash@zash.se>
date Tue, 05 May 2020 22:21:39 +0200
parent 10767:a0166932479f
child 10939:99ae457c2459
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1523
841d61be198f Remove version number from copyright headers
Matthew Wild <mwild1@gmail.com>
parents: 1189
diff changeset
1 -- Prosody IM
2923
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
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2 -- Copyright (C) 2008-2010 Matthew Wild
b7049746bd29 Update copyright headers for 2010
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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bd0ff8ae98a8 Remove all trailing whitespace
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4 --
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b1885732e979 GPL->MIT!
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parents: 691
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5 -- This project is MIT/X11 licensed. Please see the
b1885732e979 GPL->MIT!
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6 -- COPYING file in the source package for more information.
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cccd610a0ef9 Insert copyright/license headers
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7 --
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8
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9
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44800be871f5 User registration, etc (jabber:iq:register)
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10 local st = require "util.stanza";
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11 local dataform_new = require "util.dataforms".new;
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12 local usermanager_user_exists = require "core.usermanager".user_exists;
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13 local usermanager_create_user = require "core.usermanager".create_user;
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14 local usermanager_delete_user = require "core.usermanager".delete_user;
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cc180d25dbeb Fixed: mod_register: Node prepping was not being applied to usernames (part of issue #57)
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parents: 926
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15 local nodeprep = require "util.encodings".stringprep.nodeprep;
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e504b06492c6 mod_register: Add registration_compat config option to allow account remove requests addressed to='host' (defaults to true)
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parents: 3540
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16
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17 local additional_fields = module:get_option("additional_registration_fields", {});
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parents: 8464
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18 local require_encryption = module:get_option_boolean("c2s_require_encryption",
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19 module:get_option_boolean("require_encryption", false));
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20
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21 pcall(function ()
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22 module:depends("register_limits");
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23 end);
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24
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25 local account_details = module:open_store("account_details");
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26
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27 local field_map = {
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28 FORM_TYPE = { name = "FORM_TYPE", type = "hidden", value = "jabber:iq:register" };
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29 username = { name = "username", type = "text-single", label = "Username", required = true };
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30 password = { name = "password", type = "text-private", label = "Password", required = true };
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31 nick = { name = "nick", type = "text-single", label = "Nickname" };
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32 name = { name = "name", type = "text-single", label = "Full Name" };
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33 first = { name = "first", type = "text-single", label = "Given Name" };
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34 last = { name = "last", type = "text-single", label = "Family Name" };
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35 email = { name = "email", type = "text-single", label = "Email" };
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36 address = { name = "address", type = "text-single", label = "Street" };
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37 city = { name = "city", type = "text-single", label = "City" };
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38 state = { name = "state", type = "text-single", label = "State" };
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39 zip = { name = "zip", type = "text-single", label = "Postal code" };
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40 phone = { name = "phone", type = "text-single", label = "Telephone number" };
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41 url = { name = "url", type = "text-single", label = "Webpage" };
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42 date = { name = "date", type = "text-single", label = "Birth date" };
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43 };
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44
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45 local title = module:get_option_string("registration_title",
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46 "Creating a new account");
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47 local instructions = module:get_option_string("registration_instructions",
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48 "Choose a username and password for use with this service.");
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49
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50 local registration_form = dataform_new{
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51 title = title;
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52 instructions = instructions;
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53
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54 field_map.FORM_TYPE;
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55 field_map.username;
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56 field_map.password;
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57 };
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58
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59 local registration_query = st.stanza("query", {xmlns = "jabber:iq:register"})
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60 :tag("instructions"):text(instructions):up()
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61 :tag("username"):up()
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62 :tag("password"):up();
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63
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64 for _, field in ipairs(additional_fields) do
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65 if type(field) == "table" then
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66 registration_form[#registration_form + 1] = field;
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67 elseif field_map[field] or field_map[field:sub(1, -2)] then
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68 if field:match("%+$") then
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69 field = field:sub(1, -2);
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70 field_map[field].required = true;
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71 end
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72
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73 registration_form[#registration_form + 1] = field_map[field];
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74 registration_query:tag(field):up();
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75 else
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76 module:log("error", "Unknown field %q", field);
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77 end
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78 end
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79 registration_query:add_child(registration_form:form());
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80
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81 local register_stream_feature = st.stanza("register", {xmlns="http://jabber.org/features/iq-register"}):up();
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82 module:hook("stream-features", function(event)
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83 local session, features = event.origin, event.features;
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84
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85 -- Advertise registration to unauthorized clients only.
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86 if session.type ~= "c2s_unauthed" or (require_encryption and not session.secure) then
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87 return
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88 end
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89
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90 features:add_child(register_stream_feature);
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91 end);
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92
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93 local function parse_response(query)
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94 local form = query:get_child("x", "jabber:x:data");
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95 if form then
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96 return registration_form:data(form);
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97 else
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98 local data = {};
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99 local errors = {};
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100 for _, field in ipairs(registration_form) do
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101 local name, required = field.name, field.required;
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102 if field_map[name] then
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103 data[name] = query:get_child_text(name);
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104 if (not data[name] or #data[name] == 0) and required then
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105 errors[name] = "Required value missing";
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106 end
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107 end
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108 end
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109 if next(errors) then
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110 return data, errors;
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111 end
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112 return data;
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113 end
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114 end
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115
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116 -- In-band registration
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117 module:hook("stanza/iq/jabber:iq:register:query", function(event)
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118 local session, stanza = event.origin, event.stanza;
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119 local log = session.log or module._log;
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120
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121 if session.type ~= "c2s_unauthed" then
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122 log("debug", "Attempted registration when disabled or already authenticated");
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123 session.send(st.error_reply(stanza, "cancel", "service-unavailable"));
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124 return true;
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125 end
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126
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127 if require_encryption and not session.secure then
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128 session.send(st.error_reply(stanza, "modify", "policy-violation", "Encryption is required"));
8736
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parents: 8583
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129 return true;
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parents: 8583
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130 end
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Kim Alvefur <zash@zash.se>
parents: 8583
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131
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
132 local query = stanza.tags[1];
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parents: 8583
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133 if stanza.attr.type == "get" then
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Kim Alvefur <zash@zash.se>
parents: 8583
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134 local reply = st.reply(stanza);
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Kim Alvefur <zash@zash.se>
parents: 8583
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135 reply:add_child(registration_query);
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Kim Alvefur <zash@zash.se>
parents: 8583
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136 session.send(reply);
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Kim Alvefur <zash@zash.se>
parents: 8583
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137 return true;
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Kim Alvefur <zash@zash.se>
parents: 8583
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138 end
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
139
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
140 -- stanza.attr.type == "set"
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Kim Alvefur <zash@zash.se>
parents: 8583
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141 if query.tags[1] and query.tags[1].name == "remove" then
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Kim Alvefur <zash@zash.se>
parents: 8583
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142 session.send(st.error_reply(stanza, "auth", "registration-required"));
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parents: 8583
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143 return true;
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Kim Alvefur <zash@zash.se>
parents: 8583
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144 end
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
145
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
146 local data, errors = parse_response(query);
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Kim Alvefur <zash@zash.se>
parents: 8583
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147 if errors then
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Kim Alvefur <zash@zash.se>
parents: 8583
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148 log("debug", "Error parsing registration form:");
8737
6d71845bf56f mod_register_ibr: Return a textual error to the user for problems with parsing form data
Kim Alvefur <zash@zash.se>
parents: 8736
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149 local textual_errors = {};
8736
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
150 for field, err in pairs(errors) do
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Kim Alvefur <zash@zash.se>
parents: 8583
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151 log("debug", "Field %q: %s", field, err);
8737
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Kim Alvefur <zash@zash.se>
parents: 8736
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152 table.insert(textual_errors, ("%s: %s"):format(field:gsub("^%a", string.upper), err));
8736
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Kim Alvefur <zash@zash.se>
parents: 8583
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153 end
8737
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Kim Alvefur <zash@zash.se>
parents: 8736
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154 session.send(st.error_reply(stanza, "modify", "not-acceptable", table.concat(textual_errors, "\n")));
8736
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
155 return true;
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
156 end
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Kim Alvefur <zash@zash.se>
parents: 8583
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157
10368
76eb79d372de mod_register_ibr: Enforce strict JID validation
Kim Alvefur <zash@zash.se>
parents: 10363
diff changeset
158 local username, password = nodeprep(data.username, true), data.password;
8736
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
159 data.username, data.password = nil, nil;
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
160 local host = module.host;
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
161 if not username or username == "" then
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
162 log("debug", "The requested username is invalid.");
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Kim Alvefur <zash@zash.se>
parents: 8583
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163 session.send(st.error_reply(stanza, "modify", "not-acceptable", "The requested username is invalid."));
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Kim Alvefur <zash@zash.se>
parents: 8583
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164 return true;
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Kim Alvefur <zash@zash.se>
parents: 8583
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165 end
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
166
9453
b6cdadb1175d mod_register_ibr: Include password in user-registering event, to allow e.g. password policy enforcement
Matthew Wild <mwild1@gmail.com>
parents: 8737
diff changeset
167 local user = { username = username, password = password, host = host, additional = data, ip = session.ip, session = session, allowed = true }
8736
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
168 module:fire_event("user-registering", user);
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
169 if not user.allowed then
10363
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
diff changeset
170 local error_type, error_condition, reason;
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
diff changeset
171 local err = user.error;
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
diff changeset
172 if err then
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
diff changeset
173 error_type, error_condition, reason = err.type, err.condition, err.text;
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
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174 else
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
diff changeset
175 -- COMPAT pre-util.error
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
diff changeset
176 error_type, error_condition, reason = user.error_type, user.error_condition, user.reason;
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
diff changeset
177 end
10767
a0166932479f mod_register_ibr: Fix reporting of registration rejection reason
Kim Alvefur <zash@zash.se>
parents: 10368
diff changeset
178 log("debug", "Registration disallowed by module: %s", reason or "no reason given");
10363
1010a1ff8d21 mod_register_ibr: Allow registartion rejection reason as util.error object
Kim Alvefur <zash@zash.se>
parents: 10290
diff changeset
179 session.send(st.error_reply(stanza, error_type or "modify", error_condition or "not-acceptable", reason));
8736
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
180 return true;
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
181 end
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
182
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
183 if usermanager_user_exists(username, host) then
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
184 log("debug", "Attempt to register with existing username");
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
185 session.send(st.error_reply(stanza, "cancel", "conflict", "The requested username already exists."));
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
186 return true;
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
187 end
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
188
10290
b2ce3300f26a mod_register_ibr: Distinguish between failure to create account or save extra data
Kim Alvefur <zash@zash.se>
parents: 10287
diff changeset
189 local created, err = usermanager_create_user(username, password, host);
b2ce3300f26a mod_register_ibr: Distinguish between failure to create account or save extra data
Kim Alvefur <zash@zash.se>
parents: 10287
diff changeset
190 if created then
8736
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
191 data.registered = os.time();
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
192 if not account_details:set(username, data) then
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
193 log("debug", "Could not store extra details");
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
194 usermanager_delete_user(username, host);
10290
b2ce3300f26a mod_register_ibr: Distinguish between failure to create account or save extra data
Kim Alvefur <zash@zash.se>
parents: 10287
diff changeset
195 session.send(st.error_reply(stanza, "wait", "internal-server-error", "Failed to write data to disk."));
8736
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
196 return true;
a071c203a1a0 mod_register_ibr: Reshape the code using early returns to reduce needless indentation
Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
197 end
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
198 session.send(st.reply(stanza)); -- user created!
a071c203a1a0 mod_register_ibr: Reshape the code using early returns to reduce needless indentation
Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
199 log("info", "User account created: %s@%s", username, host);
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Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
200 module:fire_event("user-registered", {
a071c203a1a0 mod_register_ibr: Reshape the code using early returns to reduce needless indentation
Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
201 username = username, host = host, source = "mod_register",
a071c203a1a0 mod_register_ibr: Reshape the code using early returns to reduce needless indentation
Kim Alvefur <zash@zash.se>
parents: 8583
diff changeset
202 session = session });
3529
3f9cc12308aa mod_register: Updated to use the new events API.
Waqas Hussain <waqas20@gmail.com>
parents: 3394
diff changeset
203 else
10290
b2ce3300f26a mod_register_ibr: Distinguish between failure to create account or save extra data
Kim Alvefur <zash@zash.se>
parents: 10287
diff changeset
204 log("debug", "Could not create user", err);
b2ce3300f26a mod_register_ibr: Distinguish between failure to create account or save extra data
Kim Alvefur <zash@zash.se>
parents: 10287
diff changeset
205 session.send(st.error_reply(stanza, "cancel", "feature-not-implemented", err));
3529
3f9cc12308aa mod_register: Updated to use the new events API.
Waqas Hussain <waqas20@gmail.com>
parents: 3394
diff changeset
206 end
3f9cc12308aa mod_register: Updated to use the new events API.
Waqas Hussain <waqas20@gmail.com>
parents: 3394
diff changeset
207 return true;
60
44800be871f5 User registration, etc (jabber:iq:register)
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
208 end);