Software /
code /
prosody-modules
Annotate
mod_smacks/README.markdown @ 2184:7155ed1fb540
Backed out changeset f00cbfb812cd, it only half-worked and broke things
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sat, 28 May 2016 13:34:43 +0200 |
parent | 2154:ada71b81425a |
child | 2394:4c27ebcf4cbd |
rev | line source |
---|---|
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
1 --- |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
2 labels: |
2154
ada71b81425a
mod_smacks/README: Too buggy for a "Beta" label
Kim Alvefur <zash@zash.se>
parents:
2063
diff
changeset
|
3 - 'Stage-Alpha' |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
4 summary: 'XEP-0198: Reliability and fast reconnects for XMPP' |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
5 ... |
1782 | 6 |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
7 Introduction |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
8 ============ |
1782 | 9 |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
10 By default XMPP is as reliable as your network is. Unfortunately in some |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
11 cases that is not very reliable - in some network conditions disconnects |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
12 can be frequent and message loss can occur. |
1782 | 13 |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
14 To overcome this, XMPP has an optional extension (XEP-0198: Stream |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
15 Management) which, when supported by both the client and server, can |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
16 allow a client to resume a disconnected session, and prevent message |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
17 loss. |
1782 | 18 |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
19 Details |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
20 ======= |
1782 | 21 |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
22 When using XEP-0198 both the client and the server keep a queue of the |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
23 most recently sent stanzas - this is cleared when the other end |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
24 acknowledges they have received the stanzas. If the client disconnects, |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
25 instead of marking the user offline the server pretends the client is |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
26 still online for a short (configurable) period of time. If the client |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
27 reconnects within this period, any stanzas in the queue that the client |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
28 did not receive are re-sent. |
1782 | 29 |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
30 If the client fails to reconnect before the timeout then it is marked |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
31 offline as normal, and any stanzas in the queue are returned to the |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
32 sender as a "recipient-unavailable" error. |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
33 |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
34 Configuration |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
35 ============= |
1782 | 36 |
2063
6055a0164d63
mod_smacks/README: Add s2s-smacks and num unacked stanzas options to table
Kim Alvefur <zash@zash.se>
parents:
2043
diff
changeset
|
37 Option Default Description |
6055a0164d63
mod_smacks/README: Add s2s-smacks and num unacked stanzas options to table
Kim Alvefur <zash@zash.se>
parents:
2043
diff
changeset
|
38 ------------------------------ ----------------- ----------------------------------------------------------------------------------------- |
6055a0164d63
mod_smacks/README: Add s2s-smacks and num unacked stanzas options to table
Kim Alvefur <zash@zash.se>
parents:
2043
diff
changeset
|
39 `smacks_hibernation_time` 300 (5 minutes) The number of seconds a disconnected session should stay alive for (to allow reconnect) |
6055a0164d63
mod_smacks/README: Add s2s-smacks and num unacked stanzas options to table
Kim Alvefur <zash@zash.se>
parents:
2043
diff
changeset
|
40 `smacks_enabled_s2s` false Enable Stream Management on server connections? *Experimental* |
6055a0164d63
mod_smacks/README: Add s2s-smacks and num unacked stanzas options to table
Kim Alvefur <zash@zash.se>
parents:
2043
diff
changeset
|
41 `smacks_max_unacked_stanzas` 0 How many stanzas to send before requesting acknowledgement |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
42 |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
43 Compatibility |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
44 ============= |
1782 | 45 |
1876
9c9397d692aa
mod_smacks/README: Update link to 0.8 version
Kim Alvefur <zash@zash.se>
parents:
1803
diff
changeset
|
46 ----- ----------------------------------- |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
47 0.9 Works |
1876
9c9397d692aa
mod_smacks/README: Update link to 0.8 version
Kim Alvefur <zash@zash.se>
parents:
1803
diff
changeset
|
48 0.8 Works, use version [7693724881b3] |
9c9397d692aa
mod_smacks/README: Update link to 0.8 version
Kim Alvefur <zash@zash.se>
parents:
1803
diff
changeset
|
49 ----- ----------------------------------- |
9c9397d692aa
mod_smacks/README: Update link to 0.8 version
Kim Alvefur <zash@zash.se>
parents:
1803
diff
changeset
|
50 |
1782 | 51 |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
52 Clients |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
53 ======= |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
54 |
1782 | 55 Clients that support XEP-0198: |
56 | |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
57 - Gajim |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
58 - Swift (but not resumption, as of version 2.0 and alphas of 3.0) |
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
59 - Psi (in an unreleased branch) |
2043
4ad3f25ab004
mod_smacks: README: Add Conversations to list of supported clients
Matthew Wild <mwild1@gmail.com>
parents:
1876
diff
changeset
|
60 - Conversations |
1803
4d73a1a6ba68
Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents:
1782
diff
changeset
|
61 - Yaxim |
1876
9c9397d692aa
mod_smacks/README: Update link to 0.8 version
Kim Alvefur <zash@zash.se>
parents:
1803
diff
changeset
|
62 |
9c9397d692aa
mod_smacks/README: Update link to 0.8 version
Kim Alvefur <zash@zash.se>
parents:
1803
diff
changeset
|
63 [7693724881b3]: //hg.prosody.im/prosody-modules/raw-file/7693724881b3/mod_smacks/mod_smacks.lua |