Mercurial > prosody-modules

annotate mod_s2s_keepalive/mod_s2s_keepalive.lua @ 5572:fd1c535dcb92

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_pubsub_feeds: Create pubsub nodes on module load instead of later Should produce faster feedback of things being wrong.
author Kim Alvefur <zash@zash.se>
date Sun, 25 Jun 2023 16:41:50 +0200
parents 0e60ce83205c
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 local st = require "util.stanza";
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
2 local watchdog = require "util.watchdog";
4203
c4002aae4ad3 mod_s2s_keepalive: Use timestamp as iq @id
Kim Alvefur <zash@zash.se>
parents: 3833
diff changeset
3 local dt = require "util.datetime";
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5 local keepalive_servers = module:get_option_set("keepalive_servers");
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 local keepalive_interval = module:get_option_number("keepalive_interval", 60);
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
7 local keepalive_timeout = module:get_option_number("keepalive_timeout", 593);
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9 local host = module.host;
3764
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
10 local s2sout = prosody.hosts[host].s2sout;
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 local function send_pings()
3764
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
13 local ping_hosts = {};
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
14
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
15 for remote_domain, session in pairs(s2sout) do
3771
98e1e3ce307d mod_s2s_keepalive: Invert check to work with bidi connections
Kim Alvefur <zash@zash.se>
parents: 3770
diff changeset
16 if session.type ~= "s2sout_unauthed"
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17 and (not(keepalive_servers) or keepalive_servers:contains(remote_domain)) then
4204
a5930a185806 mod_s2s_keepalive: Fix name of timestamp function
Kim Alvefur <zash@zash.se>
parents: 4203
diff changeset
18 session.sends2s(st.iq({ to = remote_domain, type = "get", from = host, id = "keepalive:"..dt.datetime()})
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 :tag("ping", { xmlns = "urn:xmpp:ping" })
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 );
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21 end
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22 end
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 for session in pairs(prosody.incoming_s2s) do
3771
98e1e3ce307d mod_s2s_keepalive: Invert check to work with bidi connections
Kim Alvefur <zash@zash.se>
parents: 3770
diff changeset
25 if session.type ~= "s2sin_unauthed"
4293
edde5905744a mod_s2s_keepalive: Don't send whitespace keepalives before s2sin stream is open
Kim Alvefur <zash@zash.se>
parents: 4213
diff changeset
26 and not session.notopen
3772
22f02716819f mod_s2s_keepalive: Isolate source host of pings
Kim Alvefur <zash@zash.se>
parents: 3771
diff changeset
27 and session.to_host == host
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 and (not(keepalive_servers) or keepalive_servers:contains(session.from_host)) then
3764
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
29 if not s2sout[session.from_host] then ping_hosts[session.from_host] = true; end
1264
2db2c03dfb95 mod_s2s_keepalive: Don't send directly on the connection, use sends2s
Kim Alvefur <zash@zash.se>
parents: 1110
diff changeset
30 session.sends2s " ";
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 -- If the connection is dead, this should make it time out.
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 end
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 end
3764
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
34
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
35 -- ping remotes we only have s2sin from
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
36 for remote_domain in pairs(ping_hosts) do
4204
a5930a185806 mod_s2s_keepalive: Fix name of timestamp function
Kim Alvefur <zash@zash.se>
parents: 4203
diff changeset
37 module:send(st.iq({ to = remote_domain, type = "get", from = host, id = "keepalive:"..dt.datetime() })
3764
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
38 :tag("ping", { xmlns = "urn:xmpp:ping" })
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
39 );
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
40 end
07a1faa24261 mod_s2s_keepalive: Ping remotes we only have s2sin established from
Kim Alvefur <zash@zash.se>
parents: 3723
diff changeset
41
1110
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42 return keepalive_interval;
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 end
97e238ce37ce mod_s2s_keepalive: Initial commit, poke s2s connections with pings and whitespace
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
45 module:hook("s2sin-established", function (event)
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
46 local session = event.session;
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
47 if session.watchdog_keepalive then return end -- in case mod_bidi fires this twice
3833
580862decd77 mod_s2s_keepalive: Respect keepalive_servers when creating watchdogs
Kim Alvefur <zash@zash.se>
parents: 3772
diff changeset
48 if keepalive_servers and not keepalive_servers:contains(session.from_host) then return end
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
49 session.watchdog_keepalive = watchdog.new(keepalive_timeout, function ()
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
50 session.log("info", "Keepalive ping timed out, closing connection");
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
51 session:close("connection-timeout");
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
52 end);
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
53 end);
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
54
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
55 module:hook("s2sout-established", function (event)
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
56 local session = event.session;
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
57 if session.watchdog_keepalive then return end -- in case mod_bidi fires this twice
3833
580862decd77 mod_s2s_keepalive: Respect keepalive_servers when creating watchdogs
Kim Alvefur <zash@zash.se>
parents: 3772
diff changeset
58 if keepalive_servers and not keepalive_servers:contains(session.from_host) then return end
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
59 session.watchdog_keepalive = watchdog.new(keepalive_timeout, function ()
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
60 session.log("info", "Keepalive ping timed out, closing connection");
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
61 session:close("connection-timeout");
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
62 end);
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
63 end);
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
64
4212
593fd9e0a435 mod_s2s_keepalive: Fix response handler (thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 4204
diff changeset
65 module:hook("iq/host", function (event)
4203
c4002aae4ad3 mod_s2s_keepalive: Use timestamp as iq @id
Kim Alvefur <zash@zash.se>
parents: 3833
diff changeset
66 local stanza = event.stanza;
4628
15c4eabdcea0 mod_s2s_keepalive: Fix identification of replies (error-replies included)
Kim Alvefur <zash@zash.se>
parents: 4293
diff changeset
67 if stanza.attr.type ~= "result" and stanza.attr.type ~= "error" then
4212
593fd9e0a435 mod_s2s_keepalive: Fix response handler (thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 4204
diff changeset
68 return -- not a reply iq stanza
593fd9e0a435 mod_s2s_keepalive: Fix response handler (thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 4204
diff changeset
69 end
4203
c4002aae4ad3 mod_s2s_keepalive: Use timestamp as iq @id
Kim Alvefur <zash@zash.se>
parents: 3833
diff changeset
70 if not (stanza.attr.id and stanza.attr.id:sub(1, #"keepalive:") == "keepalive:") then
c4002aae4ad3 mod_s2s_keepalive: Use timestamp as iq @id
Kim Alvefur <zash@zash.se>
parents: 3833
diff changeset
71 return -- not a reply to this module
c4002aae4ad3 mod_s2s_keepalive: Use timestamp as iq @id
Kim Alvefur <zash@zash.se>
parents: 3833
diff changeset
72 end
4629
0e60ce83205c mod_s2s_keepalive: Ignore errors from the local server
Kim Alvefur <zash@zash.se>
parents: 4628
diff changeset
73 if stanza.attr.type == "error" then
0e60ce83205c mod_s2s_keepalive: Ignore errors from the local server
Kim Alvefur <zash@zash.se>
parents: 4628
diff changeset
74 local err = stanza:get_child("error");
0e60ce83205c mod_s2s_keepalive: Ignore errors from the local server
Kim Alvefur <zash@zash.se>
parents: 4628
diff changeset
75 local err_by = err and err.attr.by;
0e60ce83205c mod_s2s_keepalive: Ignore errors from the local server
Kim Alvefur <zash@zash.se>
parents: 4628
diff changeset
76 if err_by and prosody.hosts[err_by] then
0e60ce83205c mod_s2s_keepalive: Ignore errors from the local server
Kim Alvefur <zash@zash.se>
parents: 4628
diff changeset
77 return -- error produced by the local host
0e60ce83205c mod_s2s_keepalive: Ignore errors from the local server
Kim Alvefur <zash@zash.se>
parents: 4628
diff changeset
78 end
0e60ce83205c mod_s2s_keepalive: Ignore errors from the local server
Kim Alvefur <zash@zash.se>
parents: 4628
diff changeset
79 end
4203
c4002aae4ad3 mod_s2s_keepalive: Use timestamp as iq @id
Kim Alvefur <zash@zash.se>
parents: 3833
diff changeset
80
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
81 local origin = event.origin;
4212
593fd9e0a435 mod_s2s_keepalive: Fix response handler (thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 4204
diff changeset
82 if origin.dummy then return end -- Probably a sendq bounce
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
83 if origin.watchdog_keepalive then
4212
593fd9e0a435 mod_s2s_keepalive: Fix response handler (thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 4204
diff changeset
84 origin.log("debug", "Resetting keepalive watchdog")
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
85 origin.watchdog_keepalive:reset();
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
86 end
3766
f547eafb5a6d mod_s2s_keepalive: Fix s2sout watchdog reset
Kim Alvefur <zash@zash.se>
parents: 3765
diff changeset
87 if s2sout[origin.from_host] and s2sout[origin.from_host].watchdog_keepalive then
f547eafb5a6d mod_s2s_keepalive: Fix s2sout watchdog reset
Kim Alvefur <zash@zash.se>
parents: 3765
diff changeset
88 s2sout[origin.from_host].watchdog_keepalive:reset();
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
89 end
3770
ae34ee0867f0 mod_s2s_keepalive: Mark ping response event as handled
Kim Alvefur <zash@zash.se>
parents: 3769
diff changeset
90 return true;
3765
11878130f266 mod_s2s_keepalive: Use a watchdog to close unresponsive sessions (fixes #1457)
Kim Alvefur <zash@zash.se>
parents: 3764
diff changeset
91 end);
4213
93a980ac1816 mod_s2s_keepalive: Restore timer start (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 4212
diff changeset
92
93a980ac1816 mod_s2s_keepalive: Restore timer start (Thanks Ge0rG)
Kim Alvefur <zash@zash.se>
parents: 4212
diff changeset
93 module:add_timer(keepalive_interval, send_pings);