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mod_pinger/mod_pinger.lua @ 4364:49cf9d188b26
mod_http_admin_api: set content-type for debug API
author | Jonas Schäfer <jonas@wielicki.name> |
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date | Thu, 21 Jan 2021 15:51:07 +0100 |
parent | 3113:8298b06e6603 |
rev | line source |
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2034 | 1 local new_watchdog = require "util.watchdog".new; |
2 local filters = require "util.filters"; | |
3 local st = require "util.stanza"; | |
4 | |
5 local idle_timeout = module:get_option_number("c2s_idle_timeout", 300); | |
6 local ping_timeout = module:get_option_number("c2s_ping_timeout", 30); | |
7 | |
8 function update_watchdog(data, session) | |
3113
8298b06e6603
mod_pinger: work around updates on stale sessions
Georg Lukas <georg@op-co.de>
parents:
3103
diff
changeset
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9 if session.idle_watchdog then |
8298b06e6603
mod_pinger: work around updates on stale sessions
Georg Lukas <georg@op-co.de>
parents:
3103
diff
changeset
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10 session.idle_watchdog:reset(); |
8298b06e6603
mod_pinger: work around updates on stale sessions
Georg Lukas <georg@op-co.de>
parents:
3103
diff
changeset
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11 session.idle_pinged = nil; |
8298b06e6603
mod_pinger: work around updates on stale sessions
Georg Lukas <georg@op-co.de>
parents:
3103
diff
changeset
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12 end |
2034 | 13 return data; |
14 end | |
15 | |
16 function check_session(watchdog) | |
17 local session = watchdog.session; | |
3103
5bf79bb3cf7e
Neuter 0198 from mod_pinger, fix #712
Georg Lukas <georg@op-co.de>
parents:
2674
diff
changeset
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18 if session.smacks then |
5bf79bb3cf7e
Neuter 0198 from mod_pinger, fix #712
Georg Lukas <georg@op-co.de>
parents:
2674
diff
changeset
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19 unwatch_session(session); |
5bf79bb3cf7e
Neuter 0198 from mod_pinger, fix #712
Georg Lukas <georg@op-co.de>
parents:
2674
diff
changeset
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20 return; |
5bf79bb3cf7e
Neuter 0198 from mod_pinger, fix #712
Georg Lukas <georg@op-co.de>
parents:
2674
diff
changeset
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21 end |
2034 | 22 if not session.idle_pinged then |
23 session.idle_pinged = true; | |
3103
5bf79bb3cf7e
Neuter 0198 from mod_pinger, fix #712
Georg Lukas <georg@op-co.de>
parents:
2674
diff
changeset
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24 session.send(st.iq({ type = "get", from = module.host, id = "idle-check" }) |
5bf79bb3cf7e
Neuter 0198 from mod_pinger, fix #712
Georg Lukas <georg@op-co.de>
parents:
2674
diff
changeset
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25 :tag("ping", { xmlns = "urn:xmpp:ping" })); |
2034 | 26 return ping_timeout; -- Call us again after ping_timeout |
27 else | |
28 module:log("info", "Client %q silent for too long, closing...", session.full_jid); | |
29 session:close("connection-timeout"); | |
30 end | |
31 end | |
32 | |
33 | |
34 function watch_session(session) | |
35 if not session.idle_watchdog | |
36 and not session.requests then -- Don't watch BOSH connections (BOSH already has timeouts) | |
37 session.idle_watchdog = new_watchdog(idle_timeout, check_session); | |
38 session.idle_watchdog.session = session; | |
39 filters.add_filter(session, "bytes/in", update_watchdog); | |
40 end | |
41 end | |
42 | |
43 function unwatch_session(session) | |
44 if session.idle_watchdog then | |
3103
5bf79bb3cf7e
Neuter 0198 from mod_pinger, fix #712
Georg Lukas <georg@op-co.de>
parents:
2674
diff
changeset
|
45 filters.remove_filter(session, "bytes/in", update_watchdog); |
2034 | 46 session.idle_watchdog:cancel(); |
47 session.idle_watchdog = nil; | |
48 end | |
49 end | |
50 | |
51 module:hook("resource-bind", function (event) watch_session(event.session); end); | |
52 module:hook("resource-unbind", function (event) unwatch_session(event.session); end); |