Mercurial > prosody-modules

annotate mod_throttle_unsolicited/mod_throttle_unsolicited.lua @ 3492:f59334da6df9

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_conversejs: Show fallback text if converse.js fails to load (thanks MattJ) This can happen if javascript is enabled but 3rd party resources are blocked, or some other error happened.
author Kim Alvefur <zash@zash.se>
date Tue, 19 Mar 2019 19:43:13 +0100
parents 231d47e61c81
children 4d8a68557941
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2082
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 local st = require"util.stanza";
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2 local jid_split = require "util.jid".split;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3 local jid_bare = require "util.jid".bare;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4 local is_contact_subscribed = require "core.rostermanager".is_contact_subscribed;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5 local throttle = require "util.throttle";
2120
f6dcfe263b85 mod_throttle_unsolicited: Mark sessions so they can be matched with 'ORIGIN_MARKED: throttle_unsolicited' by mod_firewall
Kim Alvefur <zash@zash.se>
parents: 2082
diff changeset
6 local gettime = require "socket".gettime;
2082
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 local max = module:get_option_number("unsolicited_messages_per_minute", 10);
2324
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
9 local s2s_max = module:get_option_number("unsolicited_s2s_messages_per_minute");
2082
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 local multiplier = module:get_option_number("throttle_unsolicited_burst", 1);
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 function check_subscribed(event)
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 local stanza, origin = event.stanza, event.origin;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 local log = origin.log or module._log;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 log("debug", "check_subscribed(%s)", stanza:top_tag());
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 if stanza.attr.type == "error" then return end
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17
2142
d6fbb57a216c mod_throttle_unsolicited: Skip checking messages to self
Kim Alvefur <zash@zash.se>
parents: 2120
diff changeset
18 local to_orig = stanza.attr.to;
d6fbb57a216c mod_throttle_unsolicited: Skip checking messages to self
Kim Alvefur <zash@zash.se>
parents: 2120
diff changeset
19 if to_orig == nil or to_orig == origin.full_jid then return end -- to self
d6fbb57a216c mod_throttle_unsolicited: Skip checking messages to self
Kim Alvefur <zash@zash.se>
parents: 2120
diff changeset
20
d6fbb57a216c mod_throttle_unsolicited: Skip checking messages to self
Kim Alvefur <zash@zash.se>
parents: 2120
diff changeset
21 local to_bare = jid_bare(to_orig);
d6fbb57a216c mod_throttle_unsolicited: Skip checking messages to self
Kim Alvefur <zash@zash.se>
parents: 2120
diff changeset
22 local from_jid = jid_bare(stanza.attr.from);
d6fbb57a216c mod_throttle_unsolicited: Skip checking messages to self
Kim Alvefur <zash@zash.se>
parents: 2120
diff changeset
23 if to_bare == from_jid then return end -- to own resource
d6fbb57a216c mod_throttle_unsolicited: Skip checking messages to self
Kim Alvefur <zash@zash.se>
parents: 2120
diff changeset
24
2082
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25 -- Check if it's a message to a joined room
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26 local rooms = origin.rooms_joined;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 if rooms and rooms[to_bare] then
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 log("debug", "Message to joined room, no limit");
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 return
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 end
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 -- Retrieve or create throttle object
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 local lim = origin.throttle_unsolicited;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 if not lim then
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 log("debug", "New throttle");
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 lim = throttle.create(max * multiplier, 60 * multiplier);
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 origin.throttle_unsolicited = lim;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 end
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39
2142
d6fbb57a216c mod_throttle_unsolicited: Skip checking messages to self
Kim Alvefur <zash@zash.se>
parents: 2120
diff changeset
40 local to_user, to_host = jid_split(to_orig);
2082
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 if to_user and not is_contact_subscribed(to_user, to_host, from_jid) then
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42 log("debug", "%s is not subscribed to %s@%s", from_jid, to_user, to_host);
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 if not lim:poll(1) then
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44 log("warn", "Sent too many messages to non-contacts, bouncing message");
2361
231d47e61c81 mod_throttle_unsolicited: Use existing local reference to origin
Kim Alvefur <zash@zash.se>
parents: 2324
diff changeset
45 origin.firewall_mark_throttle_unsolicited = gettime();
231d47e61c81 mod_throttle_unsolicited: Use existing local reference to origin
Kim Alvefur <zash@zash.se>
parents: 2324
diff changeset
46 origin.send(st.error_reply(stanza, "cancel", "service-unavailable"));
2082
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
47 return true;
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
48 end
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
49 end
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
50 end
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
51
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
52 module:hook("pre-message/bare", check_subscribed, 200);
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
53 module:hook("pre-message/full", check_subscribed, 200);
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
54
2324
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
55 local full_sessions = prosody.full_sessions;
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
56
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
57 -- Rooms and throttle creation will differ for s2s
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
58 function check_subscribed_s2s(event)
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
59 local stanza, origin = event.stanza, event.origin;
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
60 local log = origin.log or module._log;
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
61
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
62 if origin.type ~= "s2sin" then return end
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
63
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
64 local to_orig = stanza.attr.to;
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
65 local from_orig = stanza.attr.from;
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
66 local from_bare = jid_bare(from_orig);
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
67
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
68 local target = full_sessions[to_orig];
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
69 if target then
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
70 local rooms = target.rooms_joined;
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
71 if rooms and rooms[from_bare] then
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
72 log("debug", "Message to joined room, no limit");
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
73 return
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
74 end
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
75 end
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
76
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
77 -- Retrieve or create throttle object
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
78 local lim = origin.throttle_unsolicited;
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
79 if not lim then
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
80 log("debug", "New s2s throttle");
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
81 lim = throttle.create(s2s_max * multiplier, 60 * multiplier);
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
82 origin.throttle_unsolicited = lim;
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
83 end
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
84
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
85 return check_subscribed(event);
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
86 end
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
87
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
88 if s2s_max then
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
89 module:hook("message/bare", check_subscribed_s2s, 200);
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
90 module:hook("message/full", check_subscribed_s2s, 200);
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
91 end
1424aa8877f0 mod_throttle_unsolicited: Add support for throttling unsolicited messages on incoming s2s connections
Kim Alvefur <zash@zash.se>
parents: 2143
diff changeset
92
2082
163d55777ad5 mod_throttle_unsolicited: Limit rate of unsolicited messages sent to non-contacts
Kim Alvefur <zash@zash.se>
parents:
diff changeset
93 module:depends("track_muc_joins");