prosody
06ba2f8cee47
plugins/mod_smacks.lua

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plugins/mod_smacks.lua @ 12800:06ba2f8cee47

mod_smacks: Only track resumable sessions Required due to track_session() having moved here
author Kim Alvefur <zash@zash.se>
date Fri, 18 Nov 2022 16:18:47 +0100
parent 12745:2cbf0e9314ff
child 12802:4a8740e01813
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 -- XEP-0198: Stream Management for Prosody IM
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2 --
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3 -- Copyright (C) 2010-2015 Matthew Wild
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4 -- Copyright (C) 2010 Waqas Hussain
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5 -- Copyright (C) 2012-2022 Kim Alvefur
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6 -- Copyright (C) 2012 Thijs Alkemade
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7 -- Copyright (C) 2014 Florian Zeitz
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8 -- Copyright (C) 2016-2020 Thilo Molitor
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9 --
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10 -- This project is MIT/X11 licensed. Please see the
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11 -- COPYING file in the source package for more information.
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12 --
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13 -- TODO unify sendq and smqueue
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14
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15 local tonumber = tonumber;
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16 local tostring = tostring;
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17 local os_time = os.time;
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18
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19 -- These metrics together allow to calculate an instantaneous
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20 -- "unacked stanzas" metric in the graphing frontend, without us having to
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21 -- iterate over all the queues.
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22 local tx_queued_stanzas = module:measure("tx_queued_stanzas", "counter");
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23 local tx_dropped_stanzas = module:metric(
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24 "histogram",
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25 "tx_dropped_stanzas", "", "number of stanzas in a queue which got dropped",
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26 {},
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27 {buckets = {0, 1, 2, 4, 8, 16, 32}}
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28 ):with_labels();
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29 local tx_acked_stanzas = module:metric(
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30 "histogram",
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31 "tx_acked_stanzas", "", "number of items acked per ack received",
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32 {},
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33 {buckets = {0, 1, 2, 4, 8, 16, 32}}
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34 ):with_labels();
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35
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36 -- number of session resumptions attempts where the session had expired
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37 local resumption_expired = module:measure("session_resumption_expired", "counter");
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38 local resumption_age = module:metric(
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39 "histogram",
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40 "resumption_age", "seconds", "time the session had been hibernating at the time of a resumption",
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41 {},
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42 {buckets = { 0, 1, 2, 5, 10, 30, 60, 120, 300, 600 }}
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43 ):with_labels();
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44 local sessions_expired = module:measure("sessions_expired", "counter");
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45 local sessions_started = module:measure("sessions_started", "counter");
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47
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48 local datetime = require "util.datetime";
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49 local add_filter = require "util.filters".add_filter;
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50 local jid = require "util.jid";
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51 local smqueue = require "util.smqueue";
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52 local st = require "util.stanza";
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53 local timer = require "util.timer";
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54 local new_id = require "util.id".short;
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55 local watchdog = require "util.watchdog";
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56 local it = require"util.iterators";
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57
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58 local sessionmanager = require "core.sessionmanager";
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59
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60 local xmlns_errors = "urn:ietf:params:xml:ns:xmpp-stanzas";
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61 local xmlns_delay = "urn:xmpp:delay";
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62 local xmlns_mam2 = "urn:xmpp:mam:2";
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63 local xmlns_sm2 = "urn:xmpp:sm:2";
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64 local xmlns_sm3 = "urn:xmpp:sm:3";
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65
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66 local sm2_attr = { xmlns = xmlns_sm2 };
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67 local sm3_attr = { xmlns = xmlns_sm3 };
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68
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69 local queue_size = module:get_option_number("smacks_max_queue_size", 500);
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70 local resume_timeout = module:get_option_number("smacks_hibernation_time", 600);
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71 local s2s_smacks = module:get_option_boolean("smacks_enabled_s2s", true);
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72 local s2s_resend = module:get_option_boolean("smacks_s2s_resend", false);
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73 local max_unacked_stanzas = module:get_option_number("smacks_max_unacked_stanzas", 0);
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74 local max_inactive_unacked_stanzas = module:get_option_number("smacks_max_inactive_unacked_stanzas", 256);
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75 local delayed_ack_timeout = module:get_option_number("smacks_max_ack_delay", 30);
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76 local max_old_sessions = module:get_option_number("smacks_max_old_sessions", 10);
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77
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78 local c2s_sessions = module:shared("/*/c2s/sessions");
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79 local local_sessions = prosody.hosts[module.host].sessions;
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80
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81 local function format_h(h) if h then return string.format("%d", h) end end
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82
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83 local all_old_sessions = module:open_store("smacks_h");
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84 local old_session_registry = module:open_store("smacks_h", "map");
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85 local session_registry = module:shared "/*/smacks/resumption-tokens"; -- > user@host/resumption-token --> resource
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86
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87 local function track_session(session, id)
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88 session_registry[jid.join(session.username, session.host, id or session.resumption_token)] = session;
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89 session.resumption_token = id;
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90 end
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91
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92 local function save_old_session(session)
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93 session_registry[jid.join(session.username, session.host, session.resumption_token)] = nil;
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94 return old_session_registry:set(session.username, session.resumption_token,
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95 { h = session.handled_stanza_count; t = os.time() })
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96 end
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97
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98 local function clear_old_session(session, id)
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99 session_registry[jid.join(session.username, session.host, id or session.resumption_token)] = nil;
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100 return old_session_registry:set(session.username, id or session.resumption_token, nil)
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101 end
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102
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103 local ack_errors = require"util.error".init("mod_smacks", xmlns_sm3, {
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104 head = { condition = "undefined-condition"; text = "Client acknowledged more stanzas than sent by server" };
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105 tail = { condition = "undefined-condition"; text = "Client acknowledged less stanzas than already acknowledged" };
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106 pop = { condition = "internal-server-error"; text = "Something went wrong with Stream Management" };
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107 overflow = { condition = "resource-constraint", text = "Too many unacked stanzas remaining, session can't be resumed" }
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108 });
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109
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110 local enable_errors = require "util.error".init("mod_smacks", xmlns_sm3, {
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111 already_enabled = { condition = "unexpected-request", text = "Stream management is already enabled" };
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112 bind_required = { condition = "unexpected-request", text = "Client must bind a resource before enabling stream management" };
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113 unavailable = { condition = "service-unavailable", text = "Stream management is not available for this stream" };
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114 -- Resumption
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115 expired = { condition = "item-not-found", text = "Session expired, and cannot be resumed" };
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116 already_bound = { condition = "unexpected-request", text = "Cannot resume another session after a resource is bound" };
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117 unknown_session = { condition = "item-not-found", text = "Unknown session" };
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118 });
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119
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120 -- COMPAT note the use of compatibility wrapper in events (queue:table())
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121
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122 local function ack_delayed(session, stanza)
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
123 -- 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
124 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
125 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
126 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
127 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
128 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
129 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
130 session.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
131 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
132
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
133 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
134 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
135
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
136 local session_type = session.type;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
137 if session.username then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
138 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
139 return false, enable_errors.new("bind_required");
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
140 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
141 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
142 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
143 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
144 end
12688
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
145 return false, enable_errors.new("unavailable");
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
146 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
147
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
148 module:hook("stream-features",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
149 function (event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
150 if can_do_smacks(event.origin, true) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
151 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
152 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
153 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
154 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
155
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
156 module:hook("s2s-stream-features",
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
157 function (event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
158 if can_do_smacks(event.origin, true) then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
159 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
160 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
161 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
162 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
163
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
164 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
165 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
166 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
167 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
168 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
169 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
170 if force then return force end
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
171 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
172 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
173 local max_unacked = max_unacked_stanzas;
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
174 if session.state == "inactive" then
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
175 max_unacked = max_inactive_unacked_stanzas;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
176 end
12078
2c13aaae35ac mod_smacks: Fix typos
Kim Alvefur <zash@zash.se>
parents: 12077
diff changeset
177 -- 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
178 -- 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
179 -- 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
180 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
181 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
182
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
183 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
184 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
185 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
186 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
187 (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
188 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
189 -- 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
190 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
191 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
192 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
193 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
194 end);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
195 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
196 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
197
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
198 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
199 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
200 request_ack(session, reason);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
201 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
202 end
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
203
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
204 local function outgoing_stanza_filter(stanza, session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
205 -- 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
206 -- supposed to be nil.
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
207 -- 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
208 -- 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
209 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
210 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
211 (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
212 and not stanza.name:find":";
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
213
12045
a6c821720cb6 mod_smacks: Back out 48f8fa6cea7b - back in a86ae74da96c again
Kim Alvefur <zash@zash.se>
parents: 12044
diff changeset
214 if is_stanza then
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
215 local queue = session.outgoing_stanza_queue;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
216 local cached_stanza = st.clone(stanza);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
217
11983
27f2539b4f87 mod_smacks: Remove dead conditional
Kim Alvefur <zash@zash.se>
parents: 11982
diff changeset
218 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
219 cached_stanza = cached_stanza:tag("delay", {
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
220 xmlns = xmlns_delay,
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
221 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
222 stamp = datetime.datetime()
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
223 });
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
224 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
225
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
226 queue:push(cached_stanza);
12125
649268c9f603 mod_smacks: sprinkle some metrics on it
Jonas Schäfer <jonas@wielicki.name>
parents: 12114
diff changeset
227 tx_queued_stanzas(1);
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
228
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
229 if session.hibernating then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
230 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
231 -- 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
232 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
233 return nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
234 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
235 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
236 return stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
237 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
238
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
239 local function count_incoming_stanzas(stanza, session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
240 if not stanza.attr.xmlns then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
241 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
242 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
243 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
244 return stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
245 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
246
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
247 local function wrap_session_out(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
248 if not resume then
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
249 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
250 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
251
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
252 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
253
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
254 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
255 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
256
11975
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
257 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
258 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
259 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
260 if session.resumption_token then
12069
b9e08cbd032b mod_smacks: Add more logging
Kim Alvefur <zash@zash.se>
parents: 12068
diff changeset
261 session.log("debug", "Revoking resumption token");
12518
73ee3855f970 mod_smacks: Factor out some convenience functions
Kim Alvefur <zash@zash.se>
parents: 12504
diff changeset
262 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
263 session.resumption_token = nil;
12069
b9e08cbd032b mod_smacks: Add more logging
Kim Alvefur <zash@zash.se>
parents: 12068
diff changeset
264 else
b9e08cbd032b mod_smacks: Add more logging
Kim Alvefur <zash@zash.se>
parents: 12068
diff changeset
265 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
266 end
12062
4972244fe87b mod_smacks: Cancel hibernation when session is closed
Kim Alvefur <zash@zash.se>
parents: 12061
diff changeset
267 if session.hibernating_watchdog then
12069
b9e08cbd032b mod_smacks: Add more logging
Kim Alvefur <zash@zash.se>
parents: 12068
diff changeset
268 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
269 -- 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
270 -- 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
271 session.hibernating_watchdog:cancel();
4972244fe87b mod_smacks: Cancel hibernation when session is closed
Kim Alvefur <zash@zash.se>
parents: 12061
diff changeset
272 session.hibernating_watchdog = nil;
12069
b9e08cbd032b mod_smacks: Add more logging
Kim Alvefur <zash@zash.se>
parents: 12068
diff changeset
273 else
b9e08cbd032b mod_smacks: Add more logging
Kim Alvefur <zash@zash.se>
parents: 12068
diff changeset
274 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
275 end
11975
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
276 -- 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
277 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
278 (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
279 xmlns = session.smacks;
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
280 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
281 }));
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
282 end
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
283 end);
fcea4d9e7502 mod_smacks: Use new pre-session-close event instead of monkeypatch
Kim Alvefur <zash@zash.se>
parents: 11952
diff changeset
284
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
285 local function wrap_session_in(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
286 if not resume then
12125
649268c9f603 mod_smacks: sprinkle some metrics on it
Jonas Schäfer <jonas@wielicki.name>
parents: 12114
diff changeset
287 sessions_started(1);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
288 session.handled_stanza_count = 0;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
289 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
290 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
291
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
292 return session;
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
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
295 local function wrap_session(session, resume)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
296 wrap_session_out(session, resume);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
297 wrap_session_in(session, resume);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
298 return session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
299 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
300
12688
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
301 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
302 local ok, err = can_do_smacks(session);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
303 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
304 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
305 return nil, err;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
306 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
307
12136
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
308 if session.username then
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
309 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
310 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
311 if old_sessions then
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
312 local keep, count = {}, 0;
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
313 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
314 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
315 end) do
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
316 count = count + 1;
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
317 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
318 keep[token] = info;
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
319 end
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
320 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
321 elseif err then
12519
d935af51c644 mod_smacks: Use session logging for remaining log messages
Kim Alvefur <zash@zash.se>
parents: 12518
diff changeset
322 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
323 end
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
324 end
6366240d2edb mod_smacks: Limit "old" session resumption counters
Kim Alvefur <zash@zash.se>
parents: 12135
diff changeset
325
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
326 local resume_token;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
327 local resume = stanza.attr.resume;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
328 if resume == "true" or resume == "1" then
12112
08a949e63541 mod_smacks: Use more compact resumption tokens
Kim Alvefur <zash@zash.se>
parents: 12081
diff changeset
329 resume_token = new_id();
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
330 end
12688
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
331
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
332 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
333 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
334 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
335 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
336 session = session;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
337 finish = function ()
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
338 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
339
12720
0a137436490f mod_smacks: Set session flag during successful enable
Matthew Wild <mwild1@gmail.com>
parents: 12719
diff changeset
340 session.smacks = stanza.attr.xmlns;
12800
06ba2f8cee47 mod_smacks: Only track resumable sessions
Kim Alvefur <zash@zash.se>
parents: 12745
diff changeset
341 if resume_token then
06ba2f8cee47 mod_smacks: Only track resumable sessions
Kim Alvefur <zash@zash.se>
parents: 12745
diff changeset
342 track_session(session, resume_token);
06ba2f8cee47 mod_smacks: Only track resumable sessions
Kim Alvefur <zash@zash.se>
parents: 12745
diff changeset
343 end
12688
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
344 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
345 end;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
346 };
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
347 end
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
348
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
349 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
350 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
351 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
352 (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
353 return true;
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
354 end
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
355
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
356 (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
357 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
358 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
359 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
360 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
361 }));
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
362
12691
90d90b540b6b mod_smacks: Set session.smacks after sending <enabled/> to fix traceback
Matthew Wild <mwild1@gmail.com>
parents: 12689
diff changeset
363 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
364 enabled.finish();
36ba170c4fd0 mod_smacks: Split enable handling to stages, to allow easier SASL2 integration
Matthew Wild <mwild1@gmail.com>
parents: 12682
diff changeset
365
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
366 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
367 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
368 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
369 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
370
12471
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s
Kim Alvefur <zash@zash.se>
parents: 12272
diff changeset
371 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
372 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
373 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
374 end
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s
Kim Alvefur <zash@zash.se>
parents: 12272
diff changeset
375 end);
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s
Kim Alvefur <zash@zash.se>
parents: 12272
diff changeset
376
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s
Kim Alvefur <zash@zash.se>
parents: 12272
diff changeset
377 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
378 local session = event.session;
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s
Kim Alvefur <zash@zash.se>
parents: 12272
diff changeset
379 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
380
a3b12eeedd4b mod_smacks: Improve activation of smacks on outgoing s2s
Kim Alvefur <zash@zash.se>
parents: 12272
diff changeset
381 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
382 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
383 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
384 end);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
385
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
386 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
387 session.log("debug", "Enabling stream management");
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
388 session.smacks = xmlns_sm;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
389
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
390 wrap_session_in(session, false);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
391
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
392 -- FIXME Resume?
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
393
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
394 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
395 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
396 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
397 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
398
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
399 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
400 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
401 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
402 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
403 end
12519
d935af51c644 mod_smacks: Use session logging for remaining log messages
Kim Alvefur <zash@zash.se>
parents: 12518
diff changeset
404 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
405 -- Reply with <a>
11977
9f7a6f7d13de mod_smacks: Factor out formatting of 'h' value
Kim Alvefur <zash@zash.se>
parents: 11976
diff changeset
406 (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
407 -- 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
408 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
409 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
410 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
411 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
412 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
413
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
414 function handle_a(origin, stanza)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
415 if not origin.smacks then return; end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
416 origin.awaiting_ack = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
417 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
418 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
419 origin.awaiting_ack_timer = nil;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
420 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
421 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
422 timer.stop(origin.delayed_ack_timer)
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
423 origin.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
424 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
425 -- Remove handled stanzas from outgoing_stanza_queue
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
426 local h = tonumber(stanza.attr.h);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
427 if not h then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
428 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
429 return;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
430 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
431 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
432 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
433 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
434 if err then
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
435 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
436 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
437 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
438 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
439 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
440 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
441 origin:close(err);
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
442 return;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
443 end
12125
649268c9f603 mod_smacks: sprinkle some metrics on it
Jonas Schäfer <jonas@wielicki.name>
parents: 12114
diff changeset
444 tx_acked_stanzas:sample(handled_stanza_count);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
445
12125
649268c9f603 mod_smacks: sprinkle some metrics on it
Jonas Schäfer <jonas@wielicki.name>
parents: 12114
diff changeset
446 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
447 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
448 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
449 end
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
450 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
451 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
452
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
453 local function handle_unacked_stanzas(session)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
454 local queue = session.outgoing_stanza_queue;
12125
649268c9f603 mod_smacks: sprinkle some metrics on it
Jonas Schäfer <jonas@wielicki.name>
parents: 12114
diff changeset
455 local unacked = queue:count_unacked()
649268c9f603 mod_smacks: sprinkle some metrics on it
Jonas Schäfer <jonas@wielicki.name>
parents: 12114
diff changeset
456 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
457 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
458 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
459 session.smacks = false; -- Disable queueing
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
460 session.outgoing_stanza_queue = nil;
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
461 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
462 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
463 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
464 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
465 module:send(reply);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
466 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
467 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
468 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
469 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
470 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
471
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
472 -- 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
473 -- 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
474 -- 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
475 module:hook("delivery/failure", function(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
476 local session, stanza = event.session, event.stanza;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
477 -- Only deal with authenticated (c2s) sessions
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
478 if session.username then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
479 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
480 ( 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
481 -- 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
482 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
483 if mam_result ~= nil then
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
484 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
485 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
486 -- 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
487 -- 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
488 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
489 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
490 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
491 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
492 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
493 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
494 -- 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
495 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
496 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
497 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
498 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
499 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
500 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
501 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
502 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
503 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
504
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
505 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
506 local session = event.session;
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
507 if not session.smacks then return end
12060
3099e03b10bd mod_smacks: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12059
diff changeset
508 if not session.resumption_token then
3099e03b10bd mod_smacks: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12059
diff changeset
509 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
510 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
511 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
512 handle_unacked_stanzas(session);
3099e03b10bd mod_smacks: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 12059
diff changeset
513 end
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
514 return
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
515 end
12072
ef0f174488af mod_smacks: Fix duplicate sleep behavior when replacing a session
Kim Alvefur <zash@zash.se>
parents: 12070
diff changeset
516 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
517
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
518 session.hibernating = os_time();
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
519 session.hibernating_watchdog = watchdog.new(resume_timeout, function()
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
520 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
521 if session.destroyed then
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
522 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
523 return
12061
31a7e0ac6928 mod_smacks: Skip hibernation logic if session was closed or replaced
Kim Alvefur <zash@zash.se>
parents: 12060
diff changeset
524 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
525 -- 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
526 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
527 return
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
528 end
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
529
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
530 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
531 save_old_session(session);
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
532 session.resumption_token = nil;
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
533 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
534 sessions_expired(1);
12054
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
535 end);
0116fa57f05c mod_smacks: Set a watchdog to watch sleeping sessions
Kim Alvefur <zash@zash.se>
parents: 12053
diff changeset
536 if session.conn then
12070
e662c172ea0f mod_smacks: Remove references to connection on hibernation
Kim Alvefur <zash@zash.se>
parents: 12069
diff changeset
537 local conn = session.conn;
e662c172ea0f mod_smacks: Remove references to connection on hibernation
Kim Alvefur <zash@zash.se>
parents: 12069
diff changeset
538 c2s_sessions[conn] = nil;
e662c172ea0f mod_smacks: Remove references to connection on hibernation
Kim Alvefur <zash@zash.se>
parents: 12069
diff changeset
539 session.conn = nil;
e662c172ea0f mod_smacks: Remove references to connection on hibernation
Kim Alvefur <zash@zash.se>
parents: 12069
diff changeset
540 conn:close();
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
541 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
542 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
543 return true; -- Postpone destruction for now
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
544 end);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
545
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
546 local function handle_s2s_destroyed(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
547 local session = event.session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
548 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
549 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
550 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
551 if s2s_resend then
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
552 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
553 module:send(stanza);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
554 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
555 session.outgoing_stanza_queue = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
556 else
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
557 handle_unacked_stanzas(session);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
558 end
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 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
561
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
562 module:hook("s2sout-destroyed", handle_s2s_destroyed);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
563 module:hook("s2sin-destroyed", handle_s2s_destroyed);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
564
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
565 function do_resume(session, stanza)
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
566 if session.full_jid then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
567 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
568 return nil, enable_errors.new("already_bound");
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
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
571 local id = stanza.attr.previd;
12053
03e9587fbfd2 mod_smacks: Switch storage for tracking resumption tokens
Kim Alvefur <zash@zash.se>
parents: 12052
diff changeset
572 local original_session = session_registry[jid.join(session.username, session.host, id)];
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
573 if not original_session then
12051
c32ef09ab452 mod_smacks: Persist old counter values to storage
Kim Alvefur <zash@zash.se>
parents: 12050
diff changeset
574 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
575 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
576 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
577 clear_old_session(session, id);
12125
649268c9f603 mod_smacks: sprinkle some metrics on it
Jonas Schäfer <jonas@wielicki.name>
parents: 12114
diff changeset
578 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
579 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
580 end
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
581 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
582 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
583 end
12677
3b9771d496ed mod_smacks: Long overdue cleanup of resumption code, fixes some old TODOs
Matthew Wild <mwild1@gmail.com>
parents: 12550
diff changeset
584
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
585 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
586 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
587 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
588 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
589 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
590 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
591 end
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
592 -- 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
593 local age = 0;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
594 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
595 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
596 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
597 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
598
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
599 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
600
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
601 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
602 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
603
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
604 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
605 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
606
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
607 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
608 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
609 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
610
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
611 if err then
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
612 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
613 return nil, err;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
614 end
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 -- 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
617 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
618
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
619 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
620 type = "resumed";
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
621 session = original_session;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
622 id = id;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
623 -- 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
624 -- 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
625 finish = function ()
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
626 -- 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
627 -- ...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
628 -- 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
629 -- to the outgoing queue again
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
630
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
631 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
632 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
633 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
634 end
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
635 original_session.log("debug", "all stanzas resent, enabling stream management on resumed stream, #queue = %d", queue:count_unacked());
12678
5a61e1603f42 mod_smacks: Don't close resuming session when failed due to overflow
Matthew Wild <mwild1@gmail.com>
parents: 12677
diff changeset
636
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
637 -- 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
638 wrap_session(original_session, true);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
639
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
640 -- 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
641 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
642 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
643 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
644 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
645 end;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
646 };
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
647 end
12056
e62025f949f9 mod_smacks: Limit queue memory consumption using new util
Kim Alvefur <zash@zash.se>
parents: 12054
diff changeset
648
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
649 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
650 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
651 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
652 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
653 :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
654 return true;
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
655 end
12677
3b9771d496ed mod_smacks: Long overdue cleanup of resumption code, fixes some old TODOs
Matthew Wild <mwild1@gmail.com>
parents: 12550
diff changeset
656
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
657 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
658
12682
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
659 -- 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
660 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
661 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
662
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
663 -- 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
664 resumed.finish();
464a22f2751c mod_smacks: Split resumption into multiple stages, to simplify ISR integration
Matthew Wild <mwild1@gmail.com>
parents: 12678
diff changeset
665
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
666 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
667 end
12677
3b9771d496ed mod_smacks: Long overdue cleanup of resumption code, fixes some old TODOs
Matthew Wild <mwild1@gmail.com>
parents: 12550
diff changeset
668
11935
4d0d10fabb82 mod_smacks: Clean up compat code etc
Kim Alvefur <zash@zash.se>
parents: 11934
diff changeset
669 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
670 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
671
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
672 -- 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
673 -- 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
674 local request_ack_events = {
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
675 ["csi-client-active"] = true;
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
676 ["csi-flushing"] = false;
11938
6da703cb4c04 mod_smacks: Optimize scheduling of ack requests
Kim Alvefur <zash@zash.se>
parents: 11937
diff changeset
677 ["c2s-pre-ondrain"] = false;
6da703cb4c04 mod_smacks: Optimize scheduling of ack requests
Kim Alvefur <zash@zash.se>
parents: 11937
diff changeset
678 ["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
679 };
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
680
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
681 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
682 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
683 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
684 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
685 end);
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
686 end
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
687
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
688 local function handle_read_timeout(event)
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
689 local session = event.session;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
690 if session.smacks then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
691 if session.awaiting_ack then
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
692 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
693 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
694 session.awaiting_ack_timer = nil;
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
695 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
696 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
697 timer.stop(session.delayed_ack_timer);
11934
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
698 session.delayed_ack_timer = nil;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
699 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
700 return false; -- Kick the session
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
701 end
11937
364c3f018e3a mod_smacks: Refactor ack requesting to avoid some timer roundtrips
Kim Alvefur <zash@zash.se>
parents: 11936
diff changeset
702 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
703 return true;
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
704 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
705 end
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
706
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
707 module:hook("s2s-read-timeout", handle_read_timeout);
65cdb1b21db3 mod_smacks: Import from prosody-modules @ eb63890ae8fc
Kim Alvefur <zash@zash.se>
parents:
diff changeset
708 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
709
12065
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
710 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
711 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
712 -- 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
713 return
061d516d8ac5 mod_smacks: Fix error on shutdown if loaded on Component
Kim Alvefur <zash@zash.se>
parents: 12076
diff changeset
714 end
12065
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
715 local reason = event.reason;
12078
2c13aaae35ac mod_smacks: Fix typos
Kim Alvefur <zash@zash.se>
parents: 12077
diff changeset
716 -- 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
717 -- 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
718 -- 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
719 -- resume the lost session after a restart.
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
720 for _, user in pairs(local_sessions) do
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
721 for _, session in pairs(user.sessions) do
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
722 if session.resumption_token then
12518
73ee3855f970 mod_smacks: Factor out some convenience functions
Kim Alvefur <zash@zash.se>
parents: 12504
diff changeset
723 if save_old_session(session) then
12064
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
724 session.resumption_token = nil;
12065
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
725
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
726 -- Deal with unacked stanzas
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
727 if session.outgoing_stanza_queue then
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
728 handle_unacked_stanzas(session);
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
729 end
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
730
12064
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
731 if session.conn then
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
732 session.conn:close()
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
733 session.conn = nil;
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
734 -- 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
735 -- session since it is unconnected.
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
736 end
12065
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
737
9102cbd2aec4 mod_smacks: Bounce unacked stanzas on shutdown
Kim Alvefur <zash@zash.se>
parents: 12064
diff changeset
738 -- 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
739 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
740 end
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
741 end
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
742 end
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
743 end
d2380fd5e421 mod_smacks: Preserve counter values on shutdown
Kim Alvefur <zash@zash.se>
parents: 12063
diff changeset
744 end, -90);