Annotate

plugins/mod_csi_simple.lua @ 12074:b892f5489d79

mod_smacks: Check if session was really sleeping before logging message It could have been resumed without going into hibernation first, i.e. when the client notices the disconnect before the server, or if it switches networks etc.
author Kim Alvefur <zash@zash.se>
date Sat, 18 Dec 2021 15:45:06 +0100
parent 11928:16cf863b36c0
child 12234:1c47162dd965
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 -- Copyright (C) 2016-2020 Kim Alvefur
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2 --
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3 -- This project is MIT/X11 licensed. Please see the
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4 -- COPYING file in the source package for more information.
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5 --
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6
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7 module:depends"csi"
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8
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9 local jid = require "util.jid";
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10 local st = require "util.stanza";
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11 local dt = require "util.datetime";
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12 local filters = require "util.filters";
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13 local timer = require "util.timer";
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14
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15 local queue_size = module:get_option_number("csi_queue_size", 256);
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16 local resume_delay = module:get_option_number("csi_resume_inactive_delay", 5);
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17
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18 local important_payloads = module:get_option_set("csi_important_payloads", { });
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19
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20 function is_important(stanza) --> boolean, reason: string
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21 if stanza == " " then
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22 return true, "whitespace keepalive";
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23 elseif type(stanza) == "string" then
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24 return true, "raw data";
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25 elseif not st.is_stanza(stanza) then
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26 -- This should probably never happen
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27 return true, type(stanza);
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28 end
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29 if stanza.attr.xmlns ~= nil then
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30 -- stream errors, stream management etc
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31 return true, "nonza";
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32 end
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33 local st_name = stanza.name;
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34 if not st_name then return false; end
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35 local st_type = stanza.attr.type;
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36 if st_name == "presence" then
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37 if st_type == nil or st_type == "unavailable" or st_type == "error" then
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38 return false, "presence update";
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39 end
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40 -- TODO Some MUC awareness, e.g. check for the 'this relates to you' status code
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41 return true, "subscription request";
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42 elseif st_name == "message" then
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43 if st_type == "headline" then
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44 -- Headline messages are ephemeral by definition
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45 return false, "headline";
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46 end
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47 if st_type == "error" then
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48 return true, "delivery failure";
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49 end
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50 if stanza:get_child("sent", "urn:xmpp:carbons:2") then
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51 return true, "carbon";
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52 end
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53 local forwarded = stanza:find("{urn:xmpp:carbons:2}received/{urn:xmpp:forward:0}/{jabber:client}message");
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54 if forwarded then
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55 stanza = forwarded;
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56 end
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57 if stanza:get_child("body") then
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58 return true, "body";
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59 end
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60 if stanza:get_child("subject") then
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61 -- Last step of a MUC join
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62 return true, "subject";
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63 end
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64 if stanza:get_child("encryption", "urn:xmpp:eme:0") then
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65 -- Since we can't know what an encrypted message contains, we assume it's important
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66 -- XXX Experimental XEP
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67 return true, "encrypted";
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68 end
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69 if stanza:get_child("x", "jabber:x:conference") or stanza:find("{http://jabber.org/protocol/muc#user}x/invite") then
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70 return true, "invite";
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71 end
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72 if stanza:get_child(nil, "urn:xmpp:jingle-message:0") then
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73 -- XXX Experimental XEP
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74 return true, "jingle call";
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75 end
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76 for important in important_payloads do
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77 if stanza:find(important) then
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78 return true;
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79 end
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80 end
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81 return false;
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82 elseif st_name == "iq" then
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83 return true;
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84 end
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85 end
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86
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87 module:hook("csi-is-stanza-important", function (event)
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88 local important, why = is_important(event.stanza);
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89 event.reason = why;
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90 return important;
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91 end, -1);
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92
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93 local function should_flush(stanza, session, ctr) --> boolean, reason: string
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94 if ctr >= queue_size then
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95 return true, "queue size limit reached";
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96 end
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97 local event = { stanza = stanza, session = session };
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98 local ret = module:fire_event("csi-is-stanza-important", event)
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99 return ret, event.reason;
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100 end
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101
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102 local function with_timestamp(stanza, from)
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103 if st.is_stanza(stanza) and stanza.attr.xmlns == nil and stanza.name ~= "iq" then
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104 stanza = st.clone(stanza);
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105 stanza:add_direct_child(st.stanza("delay", {xmlns = "urn:xmpp:delay", from = from, stamp = dt.datetime()}));
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106 end
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107 return stanza;
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108 end
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109
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110 local measure_buffer_hold = module:measure("buffer_hold", "times",
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111 { buckets = { 0.1; 1; 5; 10; 15; 30; 60; 120; 180; 300; 600; 900 } });
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112
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113 local flush_reasons = module:metric(
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114 "counter", "flushes", "",
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115 "CSI queue flushes",
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116 { "reason" }
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117 );
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118
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119 local function manage_buffer(stanza, session)
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120 local ctr = session.csi_counter or 0;
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diff changeset
121 if session.state ~= "inactive" then
8f7946ce7d66 mod_csi_simple: Only act in inactive mode to prevent infinite recursion
Kim Alvefur <zash@zash.se>
parents: 11913
diff changeset
122 session.csi_counter = ctr + 1;
8f7946ce7d66 mod_csi_simple: Only act in inactive mode to prevent infinite recursion
Kim Alvefur <zash@zash.se>
parents: 11913
diff changeset
123 return stanza;
8f7946ce7d66 mod_csi_simple: Only act in inactive mode to prevent infinite recursion
Kim Alvefur <zash@zash.se>
parents: 11913
diff changeset
124 end
10806
24e2b571d29a mod_csi_simple: Refactor to allow logging reason for buffer flush
Kim Alvefur <zash@zash.se>
parents: 10801
diff changeset
125 local flush, why = should_flush(stanza, session, ctr);
24e2b571d29a mod_csi_simple: Refactor to allow logging reason for buffer flush
Kim Alvefur <zash@zash.se>
parents: 10801
diff changeset
126 if flush then
10829
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
127 if session.csi_measure_buffer_hold then
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
128 session.csi_measure_buffer_hold();
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
129 session.csi_measure_buffer_hold = nil;
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
130 end
11573
cb5748f94840 mod_csi_simple: convert to use new metric interface for flush reasons
Jonas Schäfer <jonas@wielicki.name>
parents: 11425
diff changeset
131 flush_reasons:with_labels(why or "important"):add(1);
10806
24e2b571d29a mod_csi_simple: Refactor to allow logging reason for buffer flush
Kim Alvefur <zash@zash.se>
parents: 10801
diff changeset
132 session.log("debug", "Flushing buffer (%s; queue size is %d)", why or "important", session.csi_counter);
11379
5c820553ef82 mod_csi_simple: Set session state to 'flushing' while doing so
Kim Alvefur <zash@zash.se>
parents: 11260
diff changeset
133 session.state = "flushing";
11380
9a1758c5aaa4 mod_csi_simple: Fire event when flushing queue
Kim Alvefur <zash@zash.se>
parents: 11379
diff changeset
134 module:fire_event("csi-flushing", { session = session });
11913
75d69e4c54a2 mod_csi_simple: Unlock writes after event, to allow things to be queued
Kim Alvefur <zash@zash.se>
parents: 11834
diff changeset
135 session.conn:resume_writes();
9912
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
136 else
10808
0d365c0ee9fe mod_csi_simple: Log reasons for not flushing
Kim Alvefur <zash@zash.se>
parents: 10807
diff changeset
137 session.log("debug", "Holding buffer (%s; queue size is %d)", why or "unimportant", session.csi_counter);
9912
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
138 stanza = with_timestamp(stanza, jid.join(session.username, session.host))
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
139 end
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
140 session.csi_counter = ctr + 1;
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
141 return stanza;
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
142 end
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
143
9913
7d78b24d8449 mod_csi_simple: Trigger buffer flush on seeing incoming data
Kim Alvefur <zash@zash.se>
parents: 9912
diff changeset
144 local function flush_buffer(data, session)
11919
fae5441fc6cf mod_csi_simple: Skip flushing of empty buffer
Kim Alvefur <zash@zash.se>
parents: 11918
diff changeset
145 local ctr = session.csi_counter or 0;
11928
16cf863b36c0 mod_csi_simple: Skip initiating flush in all but inactive state
Kim Alvefur <zash@zash.se>
parents: 11927
diff changeset
146 if ctr == 0 or session.state ~= "inactive" then return data end
10828
c12ed21f877e mod_csi_simple: Change debug message of client-triggered flush for coherence
Kim Alvefur <zash@zash.se>
parents: 10827
diff changeset
147 session.log("debug", "Flushing buffer (%s; queue size is %d)", "client activity", session.csi_counter);
11918
2dc3bc5e137a mod_csi_simple: Fire event when flushing due to client activity
Kim Alvefur <zash@zash.se>
parents: 11916
diff changeset
148 session.state = "flushing";
2dc3bc5e137a mod_csi_simple: Fire event when flushing due to client activity
Kim Alvefur <zash@zash.se>
parents: 11916
diff changeset
149 module:fire_event("csi-flushing", { session = session });
11573
cb5748f94840 mod_csi_simple: convert to use new metric interface for flush reasons
Jonas Schäfer <jonas@wielicki.name>
parents: 11425
diff changeset
150 flush_reasons:with_labels("client activity"):add(1);
10829
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
151 if session.csi_measure_buffer_hold then
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
152 session.csi_measure_buffer_hold();
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
153 session.csi_measure_buffer_hold = nil;
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
154 end
9913
7d78b24d8449 mod_csi_simple: Trigger buffer flush on seeing incoming data
Kim Alvefur <zash@zash.se>
parents: 9912
diff changeset
155 session.conn:resume_writes();
7d78b24d8449 mod_csi_simple: Trigger buffer flush on seeing incoming data
Kim Alvefur <zash@zash.se>
parents: 9912
diff changeset
156 return data;
7d78b24d8449 mod_csi_simple: Trigger buffer flush on seeing incoming data
Kim Alvefur <zash@zash.se>
parents: 9912
diff changeset
157 end
7d78b24d8449 mod_csi_simple: Trigger buffer flush on seeing incoming data
Kim Alvefur <zash@zash.se>
parents: 9912
diff changeset
158
9918
6e9dcec259d0 mod_csi_simple: Separate out functions to enable/disable optimizations
Kim Alvefur <zash@zash.se>
parents: 9917
diff changeset
159 function enable_optimizations(session)
10277
45a58127a3e5 mod_csi_simple: Remove duplicated check for connection
Kim Alvefur <zash@zash.se>
parents: 10025
diff changeset
160 if session.conn and session.conn.pause_writes then
9909
3229be01a08a mod_csi_simple: Use write locks in net.server if available
Kim Alvefur <zash@zash.se>
parents: 9771
diff changeset
161 session.conn:pause_writes();
10829
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
162 session.csi_measure_buffer_hold = measure_buffer_hold();
10827
d8e83d94a99a mod_csi_simple: Reset queue counter to zero when enabling
Kim Alvefur <zash@zash.se>
parents: 10826
diff changeset
163 session.csi_counter = 0;
9912
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
164 filters.add_filter(session, "stanzas/out", manage_buffer);
9913
7d78b24d8449 mod_csi_simple: Trigger buffer flush on seeing incoming data
Kim Alvefur <zash@zash.se>
parents: 9912
diff changeset
165 filters.add_filter(session, "bytes/in", flush_buffer);
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
166 else
9917
45b5528b128a mod_csi_simple: Remove old "pump" queue/buffer method, handled in net.server now
Kim Alvefur <zash@zash.se>
parents: 9914
diff changeset
167 session.log("warn", "Session connection does not support write pausing");
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
168 end
9918
6e9dcec259d0 mod_csi_simple: Separate out functions to enable/disable optimizations
Kim Alvefur <zash@zash.se>
parents: 9917
diff changeset
169 end
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
170
9922
06bf5ccd859f mod_csi_simple: Fix type in function name
Matthew Wild <mwild1@gmail.com>
parents: 9921
diff changeset
171 function disable_optimizations(session)
10303
c434bff22b14 mod_csi_simple: Always remove session filters when disabling CSI
Kim Alvefur <zash@zash.se>
parents: 10302
diff changeset
172 filters.remove_filter(session, "stanzas/out", manage_buffer);
c434bff22b14 mod_csi_simple: Always remove session filters when disabling CSI
Kim Alvefur <zash@zash.se>
parents: 10302
diff changeset
173 filters.remove_filter(session, "bytes/in", flush_buffer);
10826
4f7226d5ee30 mod_csi_simple: Forget queue counter when disabling optimizations
Kim Alvefur <zash@zash.se>
parents: 10825
diff changeset
174 session.csi_counter = nil;
10829
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
175 if session.csi_measure_buffer_hold then
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
176 session.csi_measure_buffer_hold();
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
177 session.csi_measure_buffer_hold = nil;
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
178 end
10277
45a58127a3e5 mod_csi_simple: Remove duplicated check for connection
Kim Alvefur <zash@zash.se>
parents: 10025
diff changeset
179 if session.conn and session.conn.resume_writes then
9909
3229be01a08a mod_csi_simple: Use write locks in net.server if available
Kim Alvefur <zash@zash.se>
parents: 9771
diff changeset
180 session.conn:resume_writes();
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
181 end
9918
6e9dcec259d0 mod_csi_simple: Separate out functions to enable/disable optimizations
Kim Alvefur <zash@zash.se>
parents: 9917
diff changeset
182 end
6e9dcec259d0 mod_csi_simple: Separate out functions to enable/disable optimizations
Kim Alvefur <zash@zash.se>
parents: 9917
diff changeset
183
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
184 module:hook("csi-client-inactive", function (event)
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
185 local session = event.origin;
9918
6e9dcec259d0 mod_csi_simple: Separate out functions to enable/disable optimizations
Kim Alvefur <zash@zash.se>
parents: 9917
diff changeset
186 enable_optimizations(session);
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
187 end);
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
188
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
189 module:hook("csi-client-active", function (event)
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
190 local session = event.origin;
9922
06bf5ccd859f mod_csi_simple: Fix type in function name
Matthew Wild <mwild1@gmail.com>
parents: 9921
diff changeset
191 disable_optimizations(session);
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
192 end);
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
193
10025
4498f601516d mod_csi_simple: Disable optimizations on disconnect (fixes #1358)
Kim Alvefur <zash@zash.se>
parents: 9923
diff changeset
194 module:hook("pre-resource-unbind", function (event)
4498f601516d mod_csi_simple: Disable optimizations on disconnect (fixes #1358)
Kim Alvefur <zash@zash.se>
parents: 9923
diff changeset
195 local session = event.session;
4498f601516d mod_csi_simple: Disable optimizations on disconnect (fixes #1358)
Kim Alvefur <zash@zash.se>
parents: 9923
diff changeset
196 disable_optimizations(session);
10414
51ebfdeccad7 mod_csi_simple: Make sure to disable optimizations before mod_smacks (thanks pep.)
Kim Alvefur <zash@zash.se>
parents: 10303
diff changeset
197 end, 1);
9912
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
198
11926
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
199 local function resume_optimizations(_, _, session)
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
200 if (session.state == "flushing" or session.state == "inactive") and session.conn and session.conn.pause_writes then
11379
5c820553ef82 mod_csi_simple: Set session state to 'flushing' while doing so
Kim Alvefur <zash@zash.se>
parents: 11260
diff changeset
201 session.state = "inactive";
9923
e83dfcdeab59 mod_csi_simple: Include queue size in debug messages
Kim Alvefur <zash@zash.se>
parents: 9922
diff changeset
202 session.conn:pause_writes();
10829
67a09706e56e mod_csi_simple: Record stats of how long buffers are held
Kim Alvefur <zash@zash.se>
parents: 10828
diff changeset
203 session.csi_measure_buffer_hold = measure_buffer_hold();
9923
e83dfcdeab59 mod_csi_simple: Include queue size in debug messages
Kim Alvefur <zash@zash.se>
parents: 9922
diff changeset
204 session.log("debug", "Buffer flushed, resuming inactive mode (queue size was %d)", session.csi_counter);
9912
601f9781a605 mod_csi_simple: Count buffered items and flush when it reaches configured limit
Kim Alvefur <zash@zash.se>
parents: 9911
diff changeset
205 session.csi_counter = 0;
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
206 end
11926
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
207 session.csi_resume = nil;
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
208 end
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
209
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
210 module:hook("c2s-ondrain", function (event)
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
211 local session = event.session;
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
212 if (session.state == "flushing" or session.state == "inactive") and session.conn and session.conn.pause_writes then
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
213 -- After flushing, remain in pseudo-flushing state for a moment to allow
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
214 -- some followup traffic, iq replies, smacks acks to be sent without having
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
215 -- to go back and forth between inactive and flush mode.
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
216 if not session.csi_resume then
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
217 session.csi_resume = timer.add_task(resume_delay, resume_optimizations, session);
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
218 end
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
219 -- Should further noise in this short grace period push back the delay?
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
220 -- Probably not great if the session can be kept in pseudo-active mode
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
221 -- indefinitely.
99444bf26a3d mod_csi_simple: Allow some straggler traffic after flushing buffer
Kim Alvefur <zash@zash.se>
parents: 11919
diff changeset
222 end
9589
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
223 end);
aeb054ee88c5 mod_csi_simple: Import modified version of mod_csi_pump from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
224
9919
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
225 function module.load()
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
226 for _, user_session in pairs(prosody.hosts[module.host].sessions) do
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
227 for _, session in pairs(user_session.sessions) do
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
228 if session.state == "inactive" then
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
229 enable_optimizations(session);
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
230 end
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
231 end
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
232 end
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
233 end
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
234
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
235 function module.unload()
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
236 for _, user_session in pairs(prosody.hosts[module.host].sessions) do
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
237 for _, session in pairs(user_session.sessions) do
11916
5dae9262f81f mod_csi_simple: Detach cleanly from sessions if unloaded while flushing
Kim Alvefur <zash@zash.se>
parents: 11914
diff changeset
238 if session.state and session.state ~= "active" then
9922
06bf5ccd859f mod_csi_simple: Fix type in function name
Matthew Wild <mwild1@gmail.com>
parents: 9921
diff changeset
239 disable_optimizations(session);
9919
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
240 end
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
241 end
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
242 end
d602a495409b mod_csi_simple: Disable optimizations on unload and re-enable on load
Kim Alvefur <zash@zash.se>
parents: 9918
diff changeset
243 end
11401
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
Kim Alvefur <zash@zash.se>
parents: 11380
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244
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245 function module.command(arg)
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246 if arg[1] ~= "test" then
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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247 print("Usage: "..module.name.." test < test-stream.xml")
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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248 print("");
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249 print("Provide a series of stanzas to test against importance algorithm");
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250 return 1;
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251 end
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252 -- luacheck: ignore 212/self
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Kim Alvefur <zash@zash.se>
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253 local xmppstream = require "util.xmppstream";
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254 local input_session = { notopen = true }
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255 local stream_callbacks = { stream_ns = "jabber:client", default_ns = "jabber:client" };
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parents: 11380
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256 function stream_callbacks:handlestanza(stanza)
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Kim Alvefur <zash@zash.se>
parents: 11380
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257 local important, because = is_important(stanza);
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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258 print("--");
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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259 print(stanza:indent(nil, " "));
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260 -- :pretty_print() maybe?
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parents: 11380
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261 if important then
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
Kim Alvefur <zash@zash.se>
parents: 11380
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262 print((because or "unspecified reason").. " -> important");
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parents: 11380
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263 else
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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parents: 11380
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264 print((because or "unspecified reason").. " -> unimportant");
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parents: 11380
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265 end
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266 end
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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parents: 11380
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267 local input_stream = xmppstream.new(input_session, stream_callbacks);
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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268 input_stream:reset();
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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parents: 11380
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269 input_stream:feed(st.stanza("stream", { xmlns = "jabber:client" }):top_tag());
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parents: 11380
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270 input_session.notopen = nil;
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271
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
Kim Alvefur <zash@zash.se>
parents: 11380
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272 for line in io.lines() do
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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parents: 11380
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273 input_stream:feed(line);
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274 end
228bd43fbc3d mod_csi_simple: Add command to test importance algorithm on stream of stanzas
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parents: 11380
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275 end