annotate mod_http_roster_admin/README.markdown @ 2768:2af42a3af131

mod_mam: Squeeze in hooks with priority between sevral other modules (fixes #996)
author Kim Alvefur <zash@zash.se>
date Thu, 21 Sep 2017 23:31:42 +0200
parents 234d679076c4
children e6f91e00b507
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2311
73967121cf5e Add labels
JC Brand <jcbrand@minddistrict.com>
parents: 2310
diff changeset
1 ---
73967121cf5e Add labels
JC Brand <jcbrand@minddistrict.com>
parents: 2310
diff changeset
2 labels:
73967121cf5e Add labels
JC Brand <jcbrand@minddistrict.com>
parents: 2310
diff changeset
3 - 'Stage-Beta'
73967121cf5e Add labels
JC Brand <jcbrand@minddistrict.com>
parents: 2310
diff changeset
4 summary: Delegate roster management to an external service
73967121cf5e Add labels
JC Brand <jcbrand@minddistrict.com>
parents: 2310
diff changeset
5 ...
2161
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
6
2312
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
7 *NOTE: THIS MODULE IS RELEASED UNDER THE MOZILLA PUBLIC LICENSE VERSION 2.*
2161
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
8
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
9 Normally the XMPP server will store and maintain the users' contact
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
10 rosters. This module lets you delegate roster management to an external
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
11 service.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
12
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
13 Prosody will make an HTTP request to fetch the roster from the external
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
14 service. The service will need to notify Prosody whenever a user's roster
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
15 changes, so that Prosody can fetch a new roster for that user.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
16
2312
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
17 ## Configuring this module
2161
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
18
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
19 This module relies on `mod_storage_memory` and `mod_block_subscriptions`.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
20
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
21 In `.parts/prosody/etc/prosody/prosody.cfg.lua`, where your particular
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
22 `VirtualHost` is being configured, add the following:
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
23
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
24 modules_enabled = {
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
25 "http_roster_admin",
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
26 "block_subscriptions",
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
27 "storage_memory",
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
28 "http_files"
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
29 }
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
30 modules_disabled = {
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
31 -- Prosody will get the roster from the backend app,
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
32 -- so we disable the default roster module.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
33 "roster"
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
34 }
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
35 storage = { roster = "memory" }
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
36 http_roster_url = "http://localhost/contacts/%s" -- %s will be replaced by an URL-encoded username
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
37
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
38 The `http_roster_url` parameter needs to be configured to point to the
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
39 URL in the backend application which returns users' contacts rosters.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
40
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
41 In this URL, the pattern `%s` is replaced by an URL-encoded username.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
42
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
43 When the user *john* then connects to Prosody, and `http_roster_url` is
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
44 set to “http://app.example.org/contacts/%s”, then Prosody will make a
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
45 GET request to http://app.example.org/contacts/john
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
46
2312
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
47 ## Notifying Prosody of roster changes
2161
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
48
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
49 The external service needs to notify Prosody whenever a user's roster
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
50 changes. To do this, it must make an HTTP POST request to either:
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
51
2312
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
52 - http://localhost:5280/roster_admin/refresh
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
53 - https://localhost:5281/roster_admin/refresh
2161
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
54
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
55 Make sure that the "http_files" module is enabled in Prosody's configuration,
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
56 for the above URLs to served.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
57
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
58 Ports 5280/5281 can be firewalled and the web server (i.e. Apache or Nginx)
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
59 can be configured to reverse proxy those URLs to for example
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
60 https://example.org/http-bind.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
61
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
62 The contents of the POST should be a JSON encoded array of usernames whose
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
63 rosters have changed.
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
64
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
65 For example, if user ‘john’ became friends with ‘aaron’, both john’s
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
66 contact list and aaron’s contact lists have changed:
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
67
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
68 ["john", "aaron"]
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
69
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
70 When the operation is complete Prosody will reply with a summary of the
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
71 operation - a JSON object containing:
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
72
2312
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
73 - **status**: either “ok” (success) or “error” (operation completely failed)
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
74 - **message**: A human-readable message (for logging and debugging purposes)
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
75 - **updated**: The number of rosters successfully updated
234d679076c4 Proper markdown syntax
JC Brand <jcbrand@minddistrict.com>
parents: 2311
diff changeset
76 - **errors**: The number of rosters that failed to update
2161
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
77
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
78 Example:
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
79
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
80 {
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
81 "status": "ok",
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
82 "message": "roster update complete",
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
83 "updated": 2,
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
84 "errors": 0
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
85 }
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
86
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
87 Prosody may also return status codes `400` or `500` in case of errors (such
95a9f2d234da Add mod_http_roster_admin
JC Brand <jc@opkode.com>
parents:
diff changeset
88 as a missing/malformed body).