Mercurial > prosody-modules

annotate mod_block_registrations/mod_block_registrations.lua @ 5615:308b5b117379

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_http_oauth2: Hint at future deprecation of resource owner password grant It is strongly discouraged by all the modern OAuth 2.0 (and 2.1) documents.
author Kim Alvefur <zash@zash.se>
date Fri, 21 Jul 2023 00:38:04 +0200
parents 368bf9b06484
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1053
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 local st = require "util.stanza";
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2 local nodeprep = require "util.encodings".stringprep.nodeprep;
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3
5065
368bf9b06484 mod_block_registrations: Expand default list of blocked usernames (RFC 2142)
Matthew Wild <mwild1@gmail.com>
parents: 1697
diff changeset
4 local block_users = module:get_option_set("block_registrations_users", {
368bf9b06484 mod_block_registrations: Expand default list of blocked usernames (RFC 2142)
Matthew Wild <mwild1@gmail.com>
parents: 1697
diff changeset
5 "abuse", "admin", "administrator", "hostmaster", "info", "news",
368bf9b06484 mod_block_registrations: Expand default list of blocked usernames (RFC 2142)
Matthew Wild <mwild1@gmail.com>
parents: 1697
diff changeset
6 "noc", "operator", "owner", "postmaster", "register", "registration",
368bf9b06484 mod_block_registrations: Expand default list of blocked usernames (RFC 2142)
Matthew Wild <mwild1@gmail.com>
parents: 1697
diff changeset
7 "root", "security", "service", "signup", "support", "sysadmin",
368bf9b06484 mod_block_registrations: Expand default list of blocked usernames (RFC 2142)
Matthew Wild <mwild1@gmail.com>
parents: 1697
diff changeset
8 "sysop", "system", "test", "trouble", "webmaster", "www", "xmpp",
368bf9b06484 mod_block_registrations: Expand default list of blocked usernames (RFC 2142)
Matthew Wild <mwild1@gmail.com>
parents: 1697
diff changeset
9 });
1053
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10 local block_patterns = module:get_option_set("block_registrations_matching", {});
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 local require_pattern = module:get_option_string("block_registrations_require");
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 function is_blocked(username)
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 -- Check if the username is simply blocked
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 if block_users:contains(username) then return true; end
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17 for pattern in block_patterns do
1697
27aa58ed3e2e mod_block_registrations: string.find is faster than string.match when only needing a boolean answer
Kim Alvefur <zash@zash.se>
parents: 1331
diff changeset
18 if username:find(pattern) then
1053
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 return true;
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 end
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 end
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 -- Not blocked, but check that username matches allowed pattern
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 if require_pattern and not username:match(require_pattern) then
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 return true;
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 end
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 end
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27
1331
dbaa67babeb4 mod_block_registrations: Switch to using the 'user-registering' event
Kim Alvefur <zash@zash.se>
parents: 1053
diff changeset
28 module:hook("user-registering", function(event)
dbaa67babeb4 mod_block_registrations: Switch to using the 'user-registering' event
Kim Alvefur <zash@zash.se>
parents: 1053
diff changeset
29 local username = event.username;
dbaa67babeb4 mod_block_registrations: Switch to using the 'user-registering' event
Kim Alvefur <zash@zash.se>
parents: 1053
diff changeset
30 if is_blocked(username) then
dbaa67babeb4 mod_block_registrations: Switch to using the 'user-registering' event
Kim Alvefur <zash@zash.se>
parents: 1053
diff changeset
31 event.allowed = false;
dbaa67babeb4 mod_block_registrations: Switch to using the 'user-registering' event
Kim Alvefur <zash@zash.se>
parents: 1053
diff changeset
32 return true;
1053
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33 end
cabbcc1997d9 mod_block_registrations: Allow restricting registrations of certain user accounts, and/or ensure that registered accounts conform to a given pattern
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 end, 10);