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plugins/mod_smacks.lua @ 13241:0419de4e4db1

mod_storage_sql: Pass variables as arguments instead of upvalues Probably a workaround for the lack of argument passing when using xpcall in Lua 5.1, no longer relevant.

author	Kim Alvefur <zash@zash.se>
date	Sat, 22 Jul 2023 15:22:54 +0200
parent	13213:50324f66ca2a

rev	line source
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	1 -- XEP-0198: Stream Management for Prosody IM
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	2 --
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	3 -- Copyright (C) 2010-2015 Matthew Wild
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	4 -- Copyright (C) 2010 Waqas Hussain
12471 a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	5 -- Copyright (C) 2012-2022 Kim Alvefur
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	6 -- Copyright (C) 2012 Thijs Alkemade
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	7 -- Copyright (C) 2014 Florian Zeitz
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	8 -- Copyright (C) 2016-2020 Thilo Molitor
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	9 --
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	10 -- This project is MIT/X11 licensed. Please see the
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	11 -- COPYING file in the source package for more information.
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	12 --
12471 a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	13 -- TODO unify sendq and smqueue
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	14
11981 5d8264f464a2 mod_smacks: Reorder imports etc Kim Alvefur <zash@zash.se> parents: 11980 diff changeset	15 local tonumber = tonumber;
5d8264f464a2 mod_smacks: Reorder imports etc Kim Alvefur <zash@zash.se> parents: 11980 diff changeset	16 local tostring = tostring;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	17 local os_time = os.time;
11981 5d8264f464a2 mod_smacks: Reorder imports etc Kim Alvefur <zash@zash.se> parents: 11980 diff changeset	18
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	19 -- These metrics together allow to calculate an instantaneous
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	20 -- "unacked stanzas" metric in the graphing frontend, without us having to
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	21 -- iterate over all the queues.
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	22 local tx_queued_stanzas = module:measure("tx_queued_stanzas", "counter");
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	23 local tx_dropped_stanzas = module:metric(
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	24 "histogram",
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	25 "tx_dropped_stanzas", "", "number of stanzas in a queue which got dropped",
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	26 {},
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	27 {buckets = {0, 1, 2, 4, 8, 16, 32}}
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	28 ):with_labels();
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	29 local tx_acked_stanzas = module:metric(
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	30 "histogram",
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	31 "tx_acked_stanzas", "", "number of items acked per ack received",
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	32 {},
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	33 {buckets = {0, 1, 2, 4, 8, 16, 32}}
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	34 ):with_labels();
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	35
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	36 -- number of session resumptions attempts where the session had expired
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	37 local resumption_expired = module:measure("session_resumption_expired", "counter");
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	38 local resumption_age = module:metric(
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	39 "histogram",
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	40 "resumption_age", "seconds", "time the session had been hibernating at the time of a resumption",
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	41 {},
12272 fe0f5c47fda3 mod_smacks: Tweak resumption age buckets towards multiples of 60 Kim Alvefur <zash@zash.se> parents: 12137 diff changeset	42 {buckets = { 0, 1, 2, 5, 10, 30, 60, 120, 300, 600 }}
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	43 ):with_labels();
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	44 local sessions_expired = module:measure("sessions_expired", "counter");
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	45 local sessions_started = module:measure("sessions_started", "counter");
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	46
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	47
12977 74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	48 local datetime = require "prosody.util.datetime";
74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	49 local add_filter = require "prosody.util.filters".add_filter;
74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	50 local jid = require "prosody.util.jid";
74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	51 local smqueue = require "prosody.util.smqueue";
74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	52 local st = require "prosody.util.stanza";
74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	53 local timer = require "prosody.util.timer";
74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	54 local new_id = require "prosody.util.id".short;
74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	55 local watchdog = require "prosody.util.watchdog";
74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	56 local it = require"prosody.util.iterators";
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	57
12977 74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	58 local sessionmanager = require "prosody.core.sessionmanager";
11981 5d8264f464a2 mod_smacks: Reorder imports etc Kim Alvefur <zash@zash.se> parents: 11980 diff changeset	59
5d8264f464a2 mod_smacks: Reorder imports etc Kim Alvefur <zash@zash.se> parents: 11980 diff changeset	60 local xmlns_errors = "urn:ietf:params:xml:ns:xmpp-stanzas";
5d8264f464a2 mod_smacks: Reorder imports etc Kim Alvefur <zash@zash.se> parents: 11980 diff changeset	61 local xmlns_delay = "urn:xmpp:delay";
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	62 local xmlns_mam2 = "urn:xmpp:mam:2";
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	63 local xmlns_sm2 = "urn:xmpp:sm:2";
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	64 local xmlns_sm3 = "urn:xmpp:sm:3";
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	65
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	66 local sm2_attr = { xmlns = xmlns_sm2 };
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	67 local sm3_attr = { xmlns = xmlns_sm3 };
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	68
13213 50324f66ca2a plugins: Use integer config API with interval specification where sensible Kim Alvefur <zash@zash.se> parents: 13209 diff changeset	69 local queue_size = module:get_option_integer("smacks_max_queue_size", 500, 1);
13209 c8d949cf6b09 plugins: Switch to :get_option_period() for time range options Kim Alvefur <zash@zash.se> parents: 13023 diff changeset	70 local resume_timeout = module:get_option_period("smacks_hibernation_time", "10 minutes");
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	71 local s2s_smacks = module:get_option_boolean("smacks_enabled_s2s", true);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	72 local s2s_resend = module:get_option_boolean("smacks_s2s_resend", false);
13213 50324f66ca2a plugins: Use integer config API with interval specification where sensible Kim Alvefur <zash@zash.se> parents: 13209 diff changeset	73 local max_unacked_stanzas = module:get_option_integer("smacks_max_unacked_stanzas", 0, 0);
50324f66ca2a plugins: Use integer config API with interval specification where sensible Kim Alvefur <zash@zash.se> parents: 13209 diff changeset	74 local max_inactive_unacked_stanzas = module:get_option_integer("smacks_max_inactive_unacked_stanzas", 256, 0);
13209 c8d949cf6b09 plugins: Switch to :get_option_period() for time range options Kim Alvefur <zash@zash.se> parents: 13023 diff changeset	75 local delayed_ack_timeout = module:get_option_period("smacks_max_ack_delay", 30);
13213 50324f66ca2a plugins: Use integer config API with interval specification where sensible Kim Alvefur <zash@zash.se> parents: 13209 diff changeset	76 local max_old_sessions = module:get_option_integer("smacks_max_old_sessions", 10, 0);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	77
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	78 local c2s_sessions = module:shared("/*/c2s/sessions");
12063 d308f6901397 mod_smacks: Simplify access to local user sessions Kim Alvefur <zash@zash.se> parents: 12062 diff changeset	79 local local_sessions = prosody.hosts[module.host].sessions;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	80
11977 9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value Kim Alvefur <zash@zash.se> parents: 11976 diff changeset	81 local function format_h(h) if h then return string.format("%d", h) end end
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value Kim Alvefur <zash@zash.se> parents: 11976 diff changeset	82
12136 6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	83 local all_old_sessions = module:open_store("smacks_h");
12051 c32ef09ab452 mod_smacks: Persist old counter values to storage Kim Alvefur <zash@zash.se> parents: 12050 diff changeset	84 local old_session_registry = module:open_store("smacks_h", "map");
12053 03e9587fbfd2 mod_smacks: Switch storage for tracking resumption tokens Kim Alvefur <zash@zash.se> parents: 12052 diff changeset	85 local session_registry = module:shared "/*/smacks/resumption-tokens"; -- > user@host/resumption-token --> resource
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	86
12803 2e12290820e8 mod_smacks: Factor out resumption token table key generation Kim Alvefur <zash@zash.se> parents: 12802 diff changeset	87 local function registry_key(session, id)
2e12290820e8 mod_smacks: Factor out resumption token table key generation Kim Alvefur <zash@zash.se> parents: 12802 diff changeset	88 return jid.join(session.username, session.host, id or session.resumption_token);
2e12290820e8 mod_smacks: Factor out resumption token table key generation Kim Alvefur <zash@zash.se> parents: 12802 diff changeset	89 end
2e12290820e8 mod_smacks: Factor out resumption token table key generation Kim Alvefur <zash@zash.se> parents: 12802 diff changeset	90
12518 73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	91 local function track_session(session, id)
12803 2e12290820e8 mod_smacks: Factor out resumption token table key generation Kim Alvefur <zash@zash.se> parents: 12802 diff changeset	92 session_registry[registry_key(session, id)] = session;
12518 73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	93 session.resumption_token = id;
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	94 end
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	95
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	96 local function save_old_session(session)
12803 2e12290820e8 mod_smacks: Factor out resumption token table key generation Kim Alvefur <zash@zash.se> parents: 12802 diff changeset	97 session_registry[registry_key(session)] = nil;
12518 73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	98 return old_session_registry:set(session.username, session.resumption_token,
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	99 { h = session.handled_stanza_count; t = os.time() })
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	100 end
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	101
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	102 local function clear_old_session(session, id)
12803 2e12290820e8 mod_smacks: Factor out resumption token table key generation Kim Alvefur <zash@zash.se> parents: 12802 diff changeset	103 session_registry[registry_key(session, id)] = nil;
12518 73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	104 return old_session_registry:set(session.username, id or session.resumption_token, nil)
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	105 end
73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	106
12977 74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	107 local ack_errors = require"prosody.util.error".init("mod_smacks", xmlns_sm3, {
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	108 head = { condition = "undefined-condition"; text = "Client acknowledged more stanzas than sent by server" };
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	109 tail = { condition = "undefined-condition"; text = "Client acknowledged less stanzas than already acknowledged" };
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	110 pop = { condition = "internal-server-error"; text = "Something went wrong with Stream Management" };
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	111 overflow = { condition = "resource-constraint", text = "Too many unacked stanzas remaining, session can't be resumed" }
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	112 });
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	113
12977 74b9e05af71e plugins: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12851 diff changeset	114 local enable_errors = require "prosody.util.error".init("mod_smacks", xmlns_sm3, {
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	115 already_enabled = { condition = "unexpected-request", text = "Stream management is already enabled" };
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	116 bind_required = { condition = "unexpected-request", text = "Client must bind a resource before enabling stream management" };
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	117 unavailable = { condition = "service-unavailable", text = "Stream management is not available for this stream" };
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	118 -- Resumption
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	119 expired = { condition = "item-not-found", text = "Session expired, and cannot be resumed" };
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	120 already_bound = { condition = "unexpected-request", text = "Cannot resume another session after a resource is bound" };
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	121 unknown_session = { condition = "item-not-found", text = "Unknown session" };
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	122 });
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	123
12076 ad1fe36eaae7 mod_smacks: Fix typo (thanks codespell) Kim Alvefur <zash@zash.se> parents: 12075 diff changeset	124 -- COMPAT note the use of compatibility wrapper in events (queue:table())
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	125
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	126 local function ack_delayed(session, stanza)
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	127 -- fire event only if configured to do so and our session is not already hibernated or destroyed
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	128 if delayed_ack_timeout > 0 and session.awaiting_ack
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	129 and not session.hibernating and not session.destroyed then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	130 session.log("debug", "Firing event 'smacks-ack-delayed', queue = %d",
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	131 session.outgoing_stanza_queue and session.outgoing_stanza_queue:count_unacked() or 0);
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	132 module:fire_event("smacks-ack-delayed", {origin = session, queue = session.outgoing_stanza_queue:table(), stanza = stanza});
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	133 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	134 session.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	135 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	136
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	137 local function can_do_smacks(session, advertise_only)
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	138 if session.smacks then return false, enable_errors.new("already_enabled"); end
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	139
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	140 local session_type = session.type;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	141 if session.username then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	142 if not(advertise_only) and not(session.resource) then -- Fail unless we're only advertising sm
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	143 return false, enable_errors.new("bind_required");
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	144 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	145 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	146 elseif s2s_smacks and (session_type == "s2sin" or session_type == "s2sout") then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	147 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	148 end
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	149 return false, enable_errors.new("unavailable");
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	150 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	151
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	152 module:hook("stream-features",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	153 function (event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	154 if can_do_smacks(event.origin, true) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	155 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	156 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	157 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	158 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	159
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	160 module:hook("s2s-stream-features",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	161 function (event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	162 if can_do_smacks(event.origin, true) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	163 event.features:tag("sm", sm2_attr):tag("optional"):up():up();
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	164 event.features:tag("sm", sm3_attr):tag("optional"):up():up();
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	165 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	166 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	167
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	168 local function should_ack(session, force)
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	169 if not session then return end -- shouldn't be possible
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	170 if session.destroyed then return end -- gone
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	171 if not session.smacks then return end -- not using
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	172 if session.hibernating then return end -- can't ack when asleep
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	173 if session.awaiting_ack then return end -- already waiting
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	174 if force then return force end
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	175 local queue = session.outgoing_stanza_queue;
12522 1671cb924002 mod_smacks: Fix to use current method of counting acked stanzas Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	176 local expected_h = queue:count_acked() + queue:count_unacked();
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	177 local max_unacked = max_unacked_stanzas;
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	178 if session.state == "inactive" then
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	179 max_unacked = max_inactive_unacked_stanzas;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	180 end
12078 2c13aaae35ac mod_smacks: Fix typos Kim Alvefur <zash@zash.se> parents: 12077 diff changeset	181 -- this check of last_requested_h prevents ack-loops if misbehaving clients report wrong
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	182 -- stanza counts. it is set when an <r> is really sent (e.g. inside timer), preventing any
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	183 -- further requests until a higher h-value would be expected.
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	184 return queue:count_unacked() > max_unacked and expected_h ~= session.last_requested_h;
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	185 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	186
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	187 local function request_ack(session, reason)
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	188 local queue = session.outgoing_stanza_queue;
12524 dd5ab9a6b599 mod_smacks: Remove debug log references to timer (not used anymore) Kim Alvefur <zash@zash.se> parents: 12523 diff changeset	189 session.log("debug", "Sending <r> from %s - #queue=%d", reason, queue:count_unacked());
12549 3729a6bdb562 mod_smacks: Fix #1761 by setting a flag earlier Kim Alvefur <zash@zash.se> parents: 12526 diff changeset	190 session.awaiting_ack = true;
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	191 (session.sends2s or session.send)(st.stanza("r", { xmlns = session.smacks }))
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	192 if session.destroyed then return end -- sending something can trigger destruction
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	193 -- expected_h could be lower than this expression e.g. more stanzas added to the queue meanwhile)
12522 1671cb924002 mod_smacks: Fix to use current method of counting acked stanzas Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	194 session.last_requested_h = queue:count_acked() + queue:count_unacked();
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	195 if not session.delayed_ack_timer then
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	196 session.delayed_ack_timer = timer.add_task(delayed_ack_timeout, function()
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	197 ack_delayed(session, nil); -- we don't know if this is the only new stanza in the queue
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	198 end);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	199 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	200 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	201
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	202 local function request_ack_now_if_needed(session, force, reason)
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	203 if should_ack(session, force) then
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	204 request_ack(session, reason);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	205 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	206 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	207
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	208 local function outgoing_stanza_filter(stanza, session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	209 -- XXX: Normally you wouldn't have to check the xmlns for a stanza as it's
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	210 -- supposed to be nil.
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	211 -- However, when using mod_smacks with mod_websocket, then mod_websocket's
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	212 -- stanzas/out filter can get called before this one and adds the xmlns.
12073 4cbe7979a92a mod_smacks: Fix traceback when bouncing unacked stanzas Kim Alvefur <zash@zash.se> parents: 12072 diff changeset	213 if not session.smacks then return stanza end
11979 705c4c07a860 mod_smacks: Use stanza type checking function for correctness Kim Alvefur <zash@zash.se> parents: 11978 diff changeset	214 local is_stanza = st.is_stanza(stanza) and
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	215 (not stanza.attr.xmlns or stanza.attr.xmlns == 'jabber:client')
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	216 and not stanza.name:find":";
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	217
12045 a6c821720cb6 mod_smacks: Back out 48f8fa6cea7b - back in a86ae74da96c again Kim Alvefur <zash@zash.se> parents: 12044 diff changeset	218 if is_stanza then
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	219 local queue = session.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	220 local cached_stanza = st.clone(stanza);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	221
11983 27f2539b4f87 mod_smacks: Remove dead conditional Kim Alvefur <zash@zash.se> parents: 11982 diff changeset	222 if cached_stanza.name ~= "iq" and cached_stanza:get_child("delay", xmlns_delay) == nil then
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	223 cached_stanza = cached_stanza:tag("delay", {
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	224 xmlns = xmlns_delay,
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	225 from = jid.bare(session.full_jid or session.host),
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	226 stamp = datetime.datetime()
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	227 });
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	228 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	229
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	230 queue:push(cached_stanza);
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	231 tx_queued_stanzas(1);
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	232
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	233 if session.hibernating then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	234 session.log("debug", "hibernating since %s, stanza queued", datetime.datetime(session.hibernating));
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	235 -- FIXME queue implementation changed, anything depending on it being an array will break
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	236 module:fire_event("smacks-hibernation-stanza-queued", {origin = session, queue = queue:table(), stanza = cached_stanza});
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	237 return nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	238 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	239 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	240 return stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	241 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	242
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	243 local function count_incoming_stanzas(stanza, session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	244 if not stanza.attr.xmlns then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	245 session.handled_stanza_count = session.handled_stanza_count + 1;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	246 session.log("debug", "Handled %d incoming stanzas", session.handled_stanza_count);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	247 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	248 return stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	249 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	250
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	251 local function wrap_session_out(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	252 if not resume then
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	253 session.outgoing_stanza_queue = smqueue.new(queue_size);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	254 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	255
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	256 add_filter(session, "stanzas/out", outgoing_stanza_filter, -999);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	257
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	258 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	259 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	260
11975 fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	261 module:hook("pre-session-close", function(event)
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	262 local session = event.session;
12075 9f4d88f54a54 mod_smacks: Avoid log noise when a non-smacks session is closed Kim Alvefur <zash@zash.se> parents: 12074 diff changeset	263 if session.smacks == nil then return end
11975 fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	264 if session.resumption_token then
12069 b9e08cbd032b mod_smacks: Add more logging Kim Alvefur <zash@zash.se> parents: 12068 diff changeset	265 session.log("debug", "Revoking resumption token");
12518 73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	266 clear_old_session(session);
11975 fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	267 session.resumption_token = nil;
12069 b9e08cbd032b mod_smacks: Add more logging Kim Alvefur <zash@zash.se> parents: 12068 diff changeset	268 else
b9e08cbd032b mod_smacks: Add more logging Kim Alvefur <zash@zash.se> parents: 12068 diff changeset	269 session.log("debug", "Session not resumable");
11975 fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	270 end
12062 4972244fe87b mod_smacks: Cancel hibernation when session is closed Kim Alvefur <zash@zash.se> parents: 12061 diff changeset	271 if session.hibernating_watchdog then
12069 b9e08cbd032b mod_smacks: Add more logging Kim Alvefur <zash@zash.se> parents: 12068 diff changeset	272 session.log("debug", "Removing sleeping watchdog");
12062 4972244fe87b mod_smacks: Cancel hibernation when session is closed Kim Alvefur <zash@zash.se> parents: 12061 diff changeset	273 -- If the session is being replaced instead of resume, we don't want the
4972244fe87b mod_smacks: Cancel hibernation when session is closed Kim Alvefur <zash@zash.se> parents: 12061 diff changeset	274 -- old session around to time out and cause trouble for the new session
4972244fe87b mod_smacks: Cancel hibernation when session is closed Kim Alvefur <zash@zash.se> parents: 12061 diff changeset	275 session.hibernating_watchdog:cancel();
4972244fe87b mod_smacks: Cancel hibernation when session is closed Kim Alvefur <zash@zash.se> parents: 12061 diff changeset	276 session.hibernating_watchdog = nil;
12069 b9e08cbd032b mod_smacks: Add more logging Kim Alvefur <zash@zash.se> parents: 12068 diff changeset	277 else
b9e08cbd032b mod_smacks: Add more logging Kim Alvefur <zash@zash.se> parents: 12068 diff changeset	278 session.log("debug", "No watchdog set");
12062 4972244fe87b mod_smacks: Cancel hibernation when session is closed Kim Alvefur <zash@zash.se> parents: 12061 diff changeset	279 end
11975 fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	280 -- send out last ack as per revision 1.5.2 of XEP-0198
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	281 if session.smacks and session.conn and session.handled_stanza_count then
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	282 (session.sends2s or session.send)(st.stanza("a", {
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	283 xmlns = session.smacks;
11977 9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value Kim Alvefur <zash@zash.se> parents: 11976 diff changeset	284 h = format_h(session.handled_stanza_count);
11975 fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	285 }));
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	286 end
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	287 end);
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch Kim Alvefur <zash@zash.se> parents: 11952 diff changeset	288
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	289 local function wrap_session_in(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	290 if not resume then
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	291 sessions_started(1);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	292 session.handled_stanza_count = 0;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	293 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	294 add_filter(session, "stanzas/in", count_incoming_stanzas, 999);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	295
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	296 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	297 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	298
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	299 local function wrap_session(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	300 wrap_session_out(session, resume);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	301 wrap_session_in(session, resume);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	302 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	303 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	304
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	305 function do_enable(session, stanza)
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	306 local ok, err = can_do_smacks(session);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	307 if not ok then
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	308 session.log("warn", "Failed to enable smacks: %s", err.text); -- TODO: XEP doesn't say we can send error text, should it?
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	309 return nil, err;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	310 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	311
12136 6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	312 if session.username then
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	313 local old_sessions, err = all_old_sessions:get(session.username);
12519 d935af51c644 mod_smacks: Use session logging for remaining log messages Kim Alvefur <zash@zash.se> parents: 12518 diff changeset	314 session.log("debug", "Old sessions: %q", old_sessions)
12136 6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	315 if old_sessions then
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	316 local keep, count = {}, 0;
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	317 for token, info in it.sorted_pairs(old_sessions, function(a, b)
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	318 return (old_sessions[a].t or 0) > (old_sessions[b].t or 0);
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	319 end) do
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	320 count = count + 1;
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	321 if count > max_old_sessions then break end
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	322 keep[token] = info;
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	323 end
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	324 all_old_sessions:set(session.username, keep);
12137 4e61aaa4e9b2 mod_smacks: Log error to silence luacheck Kim Alvefur <zash@zash.se> parents: 12136 diff changeset	325 elseif err then
12519 d935af51c644 mod_smacks: Use session logging for remaining log messages Kim Alvefur <zash@zash.se> parents: 12518 diff changeset	326 session.log("error", "Unable to retrieve old resumption counters: %s", err);
12136 6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	327 end
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	328 end
6366240d2edb mod_smacks: Limit "old" session resumption counters Kim Alvefur <zash@zash.se> parents: 12135 diff changeset	329
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	330 local resume_token;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	331 local resume = stanza.attr.resume;
12796 d7853bbc88ea mod_smacks: Disable resumption behavior on s2s Kim Alvefur <zash@zash.se> parents: 12549 diff changeset	332 if (resume == "true" or resume == "1") and session.username then
d7853bbc88ea mod_smacks: Disable resumption behavior on s2s Kim Alvefur <zash@zash.se> parents: 12549 diff changeset	333 -- resumption on s2s is not currently supported
12112 08a949e63541 mod_smacks: Use more compact resumption tokens Kim Alvefur <zash@zash.se> parents: 12081 diff changeset	334 resume_token = new_id();
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	335 end
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	336
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	337 return {
12719 268b1a9162a9 mod_smacks: Add type field to results so actions can be later distinguished Matthew Wild <mwild1@gmail.com> parents: 12691 diff changeset	338 type = "enabled";
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	339 id = resume_token;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	340 resume_max = resume_token and tostring(resume_timeout) or nil;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	341 session = session;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	342 finish = function ()
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	343 session.log("debug", "Enabling stream management");
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	344
12720 0a137436490f mod_smacks: Set session flag during successful enable Matthew Wild <mwild1@gmail.com> parents: 12719 diff changeset	345 session.smacks = stanza.attr.xmlns;
12800 06ba2f8cee47 mod_smacks: Only track resumable sessions Kim Alvefur <zash@zash.se> parents: 12745 diff changeset	346 if resume_token then
06ba2f8cee47 mod_smacks: Only track resumable sessions Kim Alvefur <zash@zash.se> parents: 12745 diff changeset	347 track_session(session, resume_token);
06ba2f8cee47 mod_smacks: Only track resumable sessions Kim Alvefur <zash@zash.se> parents: 12745 diff changeset	348 end
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	349 wrap_session(session, false);
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	350 end;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	351 };
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	352 end
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	353
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	354 function handle_enable(session, stanza, xmlns_sm)
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	355 local enabled, err = do_enable(session, stanza);
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	356 if not enabled then
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	357 (session.sends2s or session.send)(st.stanza("failed", { xmlns = xmlns_sm }):add_error(err));
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	358 return true;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	359 end
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	360
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	361 (session.sends2s or session.send)(st.stanza("enabled", {
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	362 xmlns = xmlns_sm;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	363 id = enabled.id;
12745 2cbf0e9314ff mod_smacks: Change boolean attribute from '1' to 'true' for compatibility Matthew Wild <mwild1@gmail.com> parents: 12739 diff changeset	364 resume = enabled.id and "true" or nil; -- COMPAT w/ Conversations 2.10.10 requires 'true' not '1'
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	365 max = enabled.resume_max;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	366 }));
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	367
12691 90d90b540b6b mod_smacks: Set session.smacks after sending <enabled/> to fix traceback Matthew Wild <mwild1@gmail.com> parents: 12689 diff changeset	368 session.smacks = xmlns_sm;
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	369 enabled.finish();
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	370
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	371 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	372 end
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	373 module:hook_tag(xmlns_sm2, "enable", function (session, stanza) return handle_enable(session, stanza, xmlns_sm2); end, 100);
4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	374 module:hook_tag(xmlns_sm3, "enable", function (session, stanza) return handle_enable(session, stanza, xmlns_sm3); end, 100);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	375
12471 a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	376 module:hook_tag("http://etherx.jabber.org/streams", "features", function(session, stanza)
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	377 if can_do_smacks(session) then
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	378 session.smacks_feature = stanza:get_child("sm", xmlns_sm3) or stanza:get_child("sm", xmlns_sm2);
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	379 end
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	380 end);
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	381
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	382 module:hook("s2sout-established", function (event)
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	383 local session = event.session;
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	384 if not session.smacks_feature then return end
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	385
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	386 session.smacks = session.smacks_feature.attr.xmlns;
12504 c589874fe348 mod_smacks: Initialize queue before sending <enable> Kim Alvefur <zash@zash.se> parents: 12471 diff changeset	387 wrap_session_out(session, false);
12471 a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	388 session.sends2s(st.stanza("enable", { xmlns = session.smacks }));
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s Kim Alvefur <zash@zash.se> parents: 12272 diff changeset	389 end);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	390
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	391 function handle_enabled(session, stanza, xmlns_sm) -- luacheck: ignore 212/stanza
12519 d935af51c644 mod_smacks: Use session logging for remaining log messages Kim Alvefur <zash@zash.se> parents: 12518 diff changeset	392 session.log("debug", "Enabling stream management");
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	393 session.smacks = xmlns_sm;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	394
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	395 wrap_session_in(session, false);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	396
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	397 -- FIXME Resume?
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	398
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	399 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	400 end
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	401 module:hook_tag(xmlns_sm2, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm2); end, 100);
4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	402 module:hook_tag(xmlns_sm3, "enabled", function (session, stanza) return handle_enabled(session, stanza, xmlns_sm3); end, 100);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	403
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	404 function handle_r(origin, stanza, xmlns_sm) -- luacheck: ignore 212/stanza
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	405 if not origin.smacks then
12519 d935af51c644 mod_smacks: Use session logging for remaining log messages Kim Alvefur <zash@zash.se> parents: 12518 diff changeset	406 origin.log("debug", "Received ack request from non-smack-enabled session");
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	407 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	408 end
12519 d935af51c644 mod_smacks: Use session logging for remaining log messages Kim Alvefur <zash@zash.se> parents: 12518 diff changeset	409 origin.log("debug", "Received ack request, acking for %d", origin.handled_stanza_count);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	410 -- Reply with <a>
11977 9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value Kim Alvefur <zash@zash.se> parents: 11976 diff changeset	411 (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = format_h(origin.handled_stanza_count) }));
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	412 -- piggyback our own ack request if needed (see request_ack_if_needed() for explanation of last_requested_h)
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	413 request_ack_now_if_needed(origin, false, "piggybacked by handle_r", nil);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	414 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	415 end
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	416 module:hook_tag(xmlns_sm2, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm2); end);
4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	417 module:hook_tag(xmlns_sm3, "r", function (origin, stanza) return handle_r(origin, stanza, xmlns_sm3); end);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	418
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	419 function handle_a(origin, stanza)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	420 if not origin.smacks then return; end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	421 origin.awaiting_ack = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	422 if origin.awaiting_ack_timer then
11936 3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module Kim Alvefur <zash@zash.se> parents: 11935 diff changeset	423 timer.stop(origin.awaiting_ack_timer);
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module Kim Alvefur <zash@zash.se> parents: 11935 diff changeset	424 origin.awaiting_ack_timer = nil;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	425 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	426 if origin.delayed_ack_timer then
11936 3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module Kim Alvefur <zash@zash.se> parents: 11935 diff changeset	427 timer.stop(origin.delayed_ack_timer)
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	428 origin.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	429 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	430 -- Remove handled stanzas from outgoing_stanza_queue
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	431 local h = tonumber(stanza.attr.h);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	432 if not h then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	433 origin:close{ condition = "invalid-xml"; text = "Missing or invalid 'h' attribute"; };
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	434 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	435 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	436 local queue = origin.outgoing_stanza_queue;
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	437 local handled_stanza_count = h-queue:count_acked();
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	438 local acked, err = ack_errors.coerce(queue:ack(h)); -- luacheck: ignore 211/acked
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	439 if err then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	440 origin.log("warn", "The client says it handled %d new stanzas, but we sent %d :)",
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	441 handled_stanza_count, queue:count_unacked());
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	442 origin.log("debug", "Client h: %d, our h: %d", tonumber(stanza.attr.h), queue:count_acked());
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	443 for i, item in queue._queue:items() do
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	444 origin.log("debug", "Q item %d: %s", i, item);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	445 end
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	446 origin:close(err);
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	447 return;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	448 end
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	449 tx_acked_stanzas:sample(handled_stanza_count);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	450
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	451 origin.log("debug", "#queue = %d (acked: %d)", queue:count_unacked(), handled_stanza_count);
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	452 request_ack_now_if_needed(origin, false, "handle_a", nil)
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	453 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	454 end
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	455 module:hook_tag(xmlns_sm2, "a", handle_a);
4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	456 module:hook_tag(xmlns_sm3, "a", handle_a);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	457
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	458 local function handle_unacked_stanzas(session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	459 local queue = session.outgoing_stanza_queue;
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	460 local unacked = queue:count_unacked()
649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	461 if unacked > 0 then
12528 8e780079a424 mod_smacks: Indicate that bounces are generated by the server Kim Alvefur <zash@zash.se> parents: 12527 diff changeset	462 local error_from = jid.join(session.username, session.host or module.host);
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	463 tx_dropped_stanzas:sample(unacked);
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	464 session.smacks = false; -- Disable queueing
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	465 session.outgoing_stanza_queue = nil;
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	466 for stanza in queue._queue:consume() do
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	467 if not module:fire_event("delivery/failure", { session = session, stanza = stanza }) then
12525 8087f5357f53 mod_smacks: Fix bounce of stanzas directed to full JID on unclean disconnect Kim Alvefur <zash@zash.se> parents: 12522 diff changeset	468 if stanza.attr.type ~= "error" and stanza.attr.from ~= session.full_jid then
12528 8e780079a424 mod_smacks: Indicate that bounces are generated by the server Kim Alvefur <zash@zash.se> parents: 12527 diff changeset	469 local reply = st.error_reply(stanza, "cancel", "recipient-unavailable", nil, error_from);
12526 252ed01896dd mod_smacks: Bounce unhandled stanzas from local origin (fix #1759) Kim Alvefur <zash@zash.se> parents: 12525 diff changeset	470 module:send(reply);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	471 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	472 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	473 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	474 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	475 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	476
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	477 -- don't send delivery errors for messages which will be delivered by mam later on
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	478 -- check if stanza was archived --> this will allow us to send back errors for stanzas not archived
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	479 -- because the user configured the server to do so ("no-archive"-setting for one special contact for example)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	480 module:hook("delivery/failure", function(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	481 local session, stanza = event.session, event.stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	482 -- Only deal with authenticated (c2s) sessions
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	483 if session.username then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	484 if stanza.name == "message" and stanza.attr.xmlns == nil and
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	485 ( stanza.attr.type == "chat" or ( stanza.attr.type or "normal" ) == "normal" ) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	486 -- don't store messages in offline store if they are mam results
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	487 local mam_result = stanza:get_child("result", xmlns_mam2);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	488 if mam_result ~= nil then
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	489 return true; -- stanza already "handled", don't send an error and don't add it to offline storage
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	490 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	491 -- do nothing here for normal messages and don't send out "message delivery errors",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	492 -- because messages are already in MAM at this point (no need to frighten users)
12114 e32f90c81519 mod_smacks: Compact code using new stanza API Kim Alvefur <zash@zash.se> parents: 12112 diff changeset	493 local stanza_id = stanza:get_child_with_attr("stanza-id", "urn:xmpp:sid:0", "by", jid.bare(session.full_jid));
e32f90c81519 mod_smacks: Compact code using new stanza API Kim Alvefur <zash@zash.se> parents: 12112 diff changeset	494 stanza_id = stanza_id and stanza_id.attr.id;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	495 if session.mam_requested and stanza_id ~= nil then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	496 session.log("debug", "mod_smacks delivery/failure returning true for mam-handled stanza: mam-archive-id=%s", tostring(stanza_id));
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	497 return true; -- stanza handled, don't send an error
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	498 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	499 -- store message in offline store, if this client does not use mam and was the last client online
12063 d308f6901397 mod_smacks: Simplify access to local user sessions Kim Alvefur <zash@zash.se> parents: 12062 diff changeset	500 local sessions = local_sessions[session.username] and local_sessions[session.username].sessions or nil;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	501 if sessions and next(sessions) == session.resource and next(sessions, session.resource) == nil then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	502 local ok = module:fire_event("message/offline/handle", { origin = session, username = session.username, stanza = stanza });
12048 f087bfd021ad mod_smacks: Fix typo Kim Alvefur <zash@zash.se> parents: 12047 diff changeset	503 session.log("debug", "mod_smacks delivery/failure returning %s for offline-handled stanza", tostring(ok));
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	504 return ok; -- if stanza was handled, don't send an error
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	505 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	506 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	507 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	508 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	509
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	510 module:hook("pre-resource-unbind", function (event)
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	511 local session = event.session;
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	512 if not session.smacks then return end
12060 3099e03b10bd mod_smacks: Fix indentation Kim Alvefur <zash@zash.se> parents: 12059 diff changeset	513 if not session.resumption_token then
3099e03b10bd mod_smacks: Fix indentation Kim Alvefur <zash@zash.se> parents: 12059 diff changeset	514 local queue = session.outgoing_stanza_queue;
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	515 if queue:count_unacked() > 0 then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	516 session.log("debug", "Destroying session with %d unacked stanzas", queue:count_unacked());
12060 3099e03b10bd mod_smacks: Fix indentation Kim Alvefur <zash@zash.se> parents: 12059 diff changeset	517 handle_unacked_stanzas(session);
3099e03b10bd mod_smacks: Fix indentation Kim Alvefur <zash@zash.se> parents: 12059 diff changeset	518 end
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	519 return
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	520 end
12072 ef0f174488af mod_smacks: Fix duplicate sleep behavior when replacing a session Kim Alvefur <zash@zash.se> parents: 12070 diff changeset	521 if session.hibernating then return end
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	522
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	523 session.hibernating = os_time();
13022 a313b7260145 mod_smacks: Replace existing watchdog when starting hibernation Kim Alvefur <zash@zash.se> parents: 13021 diff changeset	524 if session.hibernating_watchdog then
a313b7260145 mod_smacks: Replace existing watchdog when starting hibernation Kim Alvefur <zash@zash.se> parents: 13021 diff changeset	525 session.log("debug", "Session already has a sleeping watchdog, replacing it");
a313b7260145 mod_smacks: Replace existing watchdog when starting hibernation Kim Alvefur <zash@zash.se> parents: 13021 diff changeset	526 session.hibernating_watchdog:cancel();
a313b7260145 mod_smacks: Replace existing watchdog when starting hibernation Kim Alvefur <zash@zash.se> parents: 13021 diff changeset	527 end
13021 14ca500f8621 mod_smacks: Fix stray watchdog closing sessions Kim Alvefur <zash@zash.se> parents: 12850 diff changeset	528 session.hibernating_watchdog = watchdog.new(resume_timeout, function(this_dog)
14ca500f8621 mod_smacks: Fix stray watchdog closing sessions Kim Alvefur <zash@zash.se> parents: 12850 diff changeset	529 if this_dog ~= session.hibernating_watchdog then
14ca500f8621 mod_smacks: Fix stray watchdog closing sessions Kim Alvefur <zash@zash.se> parents: 12850 diff changeset	530 -- This really shouldn't happen?
14ca500f8621 mod_smacks: Fix stray watchdog closing sessions Kim Alvefur <zash@zash.se> parents: 12850 diff changeset	531 session.log("debug", "Releasing a stray watchdog");
14ca500f8621 mod_smacks: Fix stray watchdog closing sessions Kim Alvefur <zash@zash.se> parents: 12850 diff changeset	532 return
14ca500f8621 mod_smacks: Fix stray watchdog closing sessions Kim Alvefur <zash@zash.se> parents: 12850 diff changeset	533 end
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	534 session.log("debug", "mod_smacks hibernation timeout reached...");
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	535 if session.destroyed then
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	536 session.log("debug", "The session has already been destroyed");
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	537 return
12061 31a7e0ac6928 mod_smacks: Skip hibernation logic if session was closed or replaced Kim Alvefur <zash@zash.se> parents: 12060 diff changeset	538 elseif not session.resumption_token then
31a7e0ac6928 mod_smacks: Skip hibernation logic if session was closed or replaced Kim Alvefur <zash@zash.se> parents: 12060 diff changeset	539 -- This should normally not happen, the watchdog should be canceled from session:close()
31a7e0ac6928 mod_smacks: Skip hibernation logic if session was closed or replaced Kim Alvefur <zash@zash.se> parents: 12060 diff changeset	540 session.log("debug", "The session has already been resumed or replaced");
31a7e0ac6928 mod_smacks: Skip hibernation logic if session was closed or replaced Kim Alvefur <zash@zash.se> parents: 12060 diff changeset	541 return
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	542 end
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	543
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	544 session.log("debug", "Destroying session for hibernating too long");
12518 73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	545 save_old_session(session);
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	546 session.resumption_token = nil;
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	547 sessionmanager.destroy_session(session, "Hibernating too long");
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	548 sessions_expired(1);
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	549 end);
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	550 if session.conn then
12070 e662c172ea0f mod_smacks: Remove references to connection on hibernation Kim Alvefur <zash@zash.se> parents: 12069 diff changeset	551 local conn = session.conn;
e662c172ea0f mod_smacks: Remove references to connection on hibernation Kim Alvefur <zash@zash.se> parents: 12069 diff changeset	552 c2s_sessions[conn] = nil;
e662c172ea0f mod_smacks: Remove references to connection on hibernation Kim Alvefur <zash@zash.se> parents: 12069 diff changeset	553 session.conn = nil;
e662c172ea0f mod_smacks: Remove references to connection on hibernation Kim Alvefur <zash@zash.se> parents: 12069 diff changeset	554 conn:close();
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	555 end
12850 101c758428aa mod_smacks: Log something when hibernation starts Kim Alvefur <zash@zash.se> parents: 12796 diff changeset	556 session.log("debug", "Session going into hibernation (not being destroyed)")
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	557 module:fire_event("smacks-hibernation-start", { origin = session; queue = session.outgoing_stanza_queue:table() });
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	558 return true; -- Postpone destruction for now
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	559 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	560
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	561 local function handle_s2s_destroyed(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	562 local session = event.session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	563 local queue = session.outgoing_stanza_queue;
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	564 if queue and queue:count_unacked() > 0 then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	565 session.log("warn", "Destroying session with %d unacked stanzas", queue:count_unacked());
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	566 if s2s_resend then
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	567 for stanza in queue:consume() do
e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	568 module:send(stanza);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	569 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	570 session.outgoing_stanza_queue = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	571 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	572 handle_unacked_stanzas(session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	573 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	574 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	575 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	576
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	577 module:hook("s2sout-destroyed", handle_s2s_destroyed);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	578 module:hook("s2sin-destroyed", handle_s2s_destroyed);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	579
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	580 function do_resume(session, stanza)
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	581 if session.full_jid then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	582 session.log("warn", "Tried to resume after resource binding");
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	583 return nil, enable_errors.new("already_bound");
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	584 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	585
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	586 local id = stanza.attr.previd;
12803 2e12290820e8 mod_smacks: Factor out resumption token table key generation Kim Alvefur <zash@zash.se> parents: 12802 diff changeset	587 local original_session = session_registry[registry_key(session, id)];
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	588 if not original_session then
12051 c32ef09ab452 mod_smacks: Persist old counter values to storage Kim Alvefur <zash@zash.se> parents: 12050 diff changeset	589 local old_session = old_session_registry:get(session.username, id);
11978 628374809421 mod_smacks: Remove redundant fields Kim Alvefur <zash@zash.se> parents: 11977 diff changeset	590 if old_session then
12066 f07c8240a71d mod_smacks: Split log messages for when an old session exists in storage Kim Alvefur <zash@zash.se> parents: 12065 diff changeset	591 session.log("debug", "Tried to resume old expired session with id %s", id);
12518 73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	592 clear_old_session(session, id);
12125 649268c9f603 mod_smacks: sprinkle some metrics on it Jonas Schäfer <jonas@wielicki.name> parents: 12114 diff changeset	593 resumption_expired(1);
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	594 return nil, enable_errors.new("expired", { h = old_session.h });
12054 0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions Kim Alvefur <zash@zash.se> parents: 12053 diff changeset	595 end
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	596 session.log("debug", "Tried to resume non-existent session with id %s", id);
12688 36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration Matthew Wild <mwild1@gmail.com> parents: 12682 diff changeset	597 return nil, enable_errors.new("unknown_session");
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	598 end
12677 3b9771d496ed mod_smacks: Long overdue cleanup of resumption code, fixes some old TODOs Matthew Wild <mwild1@gmail.com> parents: 12550 diff changeset	599
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	600 if original_session.hibernating_watchdog then
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	601 original_session.log("debug", "Letting the watchdog go");
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	602 original_session.hibernating_watchdog:cancel();
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	603 original_session.hibernating_watchdog = nil;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	604 elseif session.hibernating then
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	605 original_session.log("error", "Hibernating session has no watchdog!")
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	606 end
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	607 -- zero age = was not hibernating yet
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	608 local age = 0;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	609 if original_session.hibernating then
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	610 local now = os_time();
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	611 age = now - original_session.hibernating;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	612 end
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	613
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	614 session.log("debug", "mod_smacks resuming existing session %s...", original_session.id);
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	615
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	616 local queue = original_session.outgoing_stanza_queue;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	617 local h = tonumber(stanza.attr.h);
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	618
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	619 original_session.log("debug", "Pre-resumption #queue = %d", queue:count_unacked())
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	620 local acked, err = ack_errors.coerce(queue:ack(h)); -- luacheck: ignore 211/acked
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	621
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	622 if not err and not queue:resumable() then
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	623 err = ack_errors.new("overflow");
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	624 end
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	625
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	626 if err then
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	627 session.log("debug", "Resumption failed: %s", err);
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	628 return nil, err;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	629 end
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	630
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	631 -- Update original_session with the parameters (connection, etc.) from the new session
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	632 sessionmanager.update_session(original_session, session);
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	633
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	634 return {
12719 268b1a9162a9 mod_smacks: Add type field to results so actions can be later distinguished Matthew Wild <mwild1@gmail.com> parents: 12691 diff changeset	635 type = "resumed";
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	636 session = original_session;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	637 id = id;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	638 -- Return function to complete the resumption and resync unacked stanzas
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	639 -- This is two steps so we can support SASL2/ISR
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	640 finish = function ()
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	641 -- Ok, we need to re-send any stanzas that the client didn't see
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	642 -- ...they are what is now left in the outgoing stanza queue
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	643 -- We have to use the send of "session" because we don't want to add our resent stanzas
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	644 -- to the outgoing queue again
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	645
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	646 original_session.log("debug", "resending all unacked stanzas that are still queued after resume, #queue = %d", queue:count_unacked());
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	647 for _, queued_stanza in queue:resume() do
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	648 original_session.send(queued_stanza);
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	649 end
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	650 original_session.log("debug", "all stanzas resent, enabling stream management on resumed stream, #queue = %d", queue:count_unacked());
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	651
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	652 -- Add our own handlers to the resumed session (filters have been reset in the update)
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	653 wrap_session(original_session, true);
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	654
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	655 -- Let everyone know that we are no longer hibernating
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	656 module:fire_event("smacks-hibernation-end", {origin = session, resumed = original_session, queue = queue:table()});
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	657 original_session.awaiting_ack = nil; -- Don't wait for acks from before the resumption
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	658 request_ack_now_if_needed(original_session, true, "handle_resume", nil);
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	659 resumption_age:sample(age);
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	660 end;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	661 };
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	662 end
12056 e62025f949f9 mod_smacks: Limit queue memory consumption using new util Kim Alvefur <zash@zash.se> parents: 12054 diff changeset	663
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	664 function handle_resume(session, stanza, xmlns_sm)
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	665 local resumed, err = do_resume(session, stanza);
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	666 if not resumed then
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	667 session.send(st.stanza("failed", { xmlns = xmlns_sm, h = format_h(err.context.h) })
12739 0dc80024fdd2 Backed out changeset 1bc2220cd6ec Jonas Schäfer <jonas@wielicki.name> parents: 12720 diff changeset	668 :tag(err.condition, { xmlns = xmlns_errors }));
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	669 return true;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	670 end
12677 3b9771d496ed mod_smacks: Long overdue cleanup of resumption code, fixes some old TODOs Matthew Wild <mwild1@gmail.com> parents: 12550 diff changeset	671
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	672 session = resumed.session;
12677 3b9771d496ed mod_smacks: Long overdue cleanup of resumption code, fixes some old TODOs Matthew Wild <mwild1@gmail.com> parents: 12550 diff changeset	673
12682 464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	674 -- Inform client of successful resumption
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	675 session.send(st.stanza("resumed", { xmlns = xmlns_sm,
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	676 h = format_h(session.handled_stanza_count), previd = resumed.id }));
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	677
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	678 -- Complete resume (sync stanzas, etc.)
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	679 resumed.finish();
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration Matthew Wild <mwild1@gmail.com> parents: 12678 diff changeset	680
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	681 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	682 end
12677 3b9771d496ed mod_smacks: Long overdue cleanup of resumption code, fixes some old TODOs Matthew Wild <mwild1@gmail.com> parents: 12550 diff changeset	683
11935 4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	684 module:hook_tag(xmlns_sm2, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm2); end);
4d0d10fabb82 mod_smacks: Clean up compat code etc Kim Alvefur <zash@zash.se> parents: 11934 diff changeset	685 module:hook_tag(xmlns_sm3, "resume", function (session, stanza) return handle_resume(session, stanza, xmlns_sm3); end);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	686
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	687 -- Events when it's sensible to request an ack
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	688 -- Could experiment with forcing (ignoring max_unacked) <r>, but when and why?
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	689 local request_ack_events = {
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	690 ["csi-client-active"] = true;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	691 ["csi-flushing"] = false;
11938 6da703cb4c04 mod_smacks: Optimize scheduling of ack requests Kim Alvefur <zash@zash.se> parents: 11937 diff changeset	692 ["c2s-pre-ondrain"] = false;
6da703cb4c04 mod_smacks: Optimize scheduling of ack requests Kim Alvefur <zash@zash.se> parents: 11937 diff changeset	693 ["s2s-pre-ondrain"] = false;
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	694 };
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	695
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	696 for event_name, force in pairs(request_ack_events) do
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	697 module:hook(event_name, function(event)
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	698 local session = event.session or event.origin;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	699 request_ack_now_if_needed(session, force, event_name);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	700 end);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	701 end
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	702
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	703 local function handle_read_timeout(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	704 local session = event.session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	705 if session.smacks then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	706 if session.awaiting_ack then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	707 if session.awaiting_ack_timer then
11936 3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module Kim Alvefur <zash@zash.se> parents: 11935 diff changeset	708 timer.stop(session.awaiting_ack_timer);
3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module Kim Alvefur <zash@zash.se> parents: 11935 diff changeset	709 session.awaiting_ack_timer = nil;
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	710 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	711 if session.delayed_ack_timer then
11936 3f49c35607ca mod_smacks: Fix timer lifetimes to follow session instead of module Kim Alvefur <zash@zash.se> parents: 11935 diff changeset	712 timer.stop(session.delayed_ack_timer);
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	713 session.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	714 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	715 return false; -- Kick the session
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	716 end
11937 364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips Kim Alvefur <zash@zash.se> parents: 11936 diff changeset	717 request_ack_now_if_needed(session, true, "read timeout");
11934 65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	718 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	719 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	720 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	721
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	722 module:hook("s2s-read-timeout", handle_read_timeout);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc Kim Alvefur <zash@zash.se> parents: diff changeset	723 module:hook("c2s-read-timeout", handle_read_timeout);
12064 d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	724
12065 9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	725 module:hook_global("server-stopping", function(event)
12077 061d516d8ac5 mod_smacks: Fix error on shutdown if loaded on Component Kim Alvefur <zash@zash.se> parents: 12076 diff changeset	726 if not local_sessions then
061d516d8ac5 mod_smacks: Fix error on shutdown if loaded on Component Kim Alvefur <zash@zash.se> parents: 12076 diff changeset	727 -- not a VirtualHost, no user sessions
061d516d8ac5 mod_smacks: Fix error on shutdown if loaded on Component Kim Alvefur <zash@zash.se> parents: 12076 diff changeset	728 return
061d516d8ac5 mod_smacks: Fix error on shutdown if loaded on Component Kim Alvefur <zash@zash.se> parents: 12076 diff changeset	729 end
12065 9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	730 local reason = event.reason;
12078 2c13aaae35ac mod_smacks: Fix typos Kim Alvefur <zash@zash.se> parents: 12077 diff changeset	731 -- Close smacks-enabled sessions ourselves instead of letting mod_c2s close
12064 d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	732 -- it, which invalidates the smacks session. This allows preserving the
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	733 -- counter value, so it can be communicated to the client when it tries to
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	734 -- resume the lost session after a restart.
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	735 for _, user in pairs(local_sessions) do
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	736 for _, session in pairs(user.sessions) do
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	737 if session.resumption_token then
12518 73ee3855f970 mod_smacks: Factor out some convenience functions Kim Alvefur <zash@zash.se> parents: 12504 diff changeset	738 if save_old_session(session) then
12064 d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	739 session.resumption_token = nil;
12065 9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	740
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	741 -- Deal with unacked stanzas
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	742 if session.outgoing_stanza_queue then
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	743 handle_unacked_stanzas(session);
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	744 end
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	745
12064 d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	746 if session.conn then
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	747 session.conn:close()
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	748 session.conn = nil;
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	749 -- Now when mod_c2s gets here, it will immediately destroy the
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	750 -- session since it is unconnected.
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	751 end
12065 9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	752
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	753 -- And make sure nobody tries to send anything
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown Kim Alvefur <zash@zash.se> parents: 12064 diff changeset	754 session:close{ condition = "system-shutdown", text = reason };
12064 d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	755 end
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	756 end
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	757 end
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	758 end
d2380fd5e421 mod_smacks: Preserve counter values on shutdown Kim Alvefur <zash@zash.se> parents: 12063 diff changeset	759 end, -90);

prosody

0419de4e4db1

plugins/mod_smacks.lua

Software / code / prosody

Annotate

plugins/mod_smacks.lua @ 13241:0419de4e4db1

Software `/` code `/` prosody