Annotate

mod_server_info/README.md @ 5907:6c11e1b4066d

mod_http_admin_api: User activity gauges need to be summed (labels by host)
author Matthew Wild <mwild1@gmail.com>
date Tue, 16 Apr 2024 12:05:47 +0100
parent 5866:ed82916e5796
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
5817
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 ---
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2 labels:
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 - 'Stage-Alpha'
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 summary: Manually configure extended service discovery info
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 ...
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7 XEP-0128 defines a way for servers to provide custom information via service
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 discovery. Various XEPs and plugins make use of this functionality, so that
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 e.g. clients can look up necessary information.
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 This module allows the admin to manually configure service discovery
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 extensions in the config file. It may be useful as a way to advertise certain
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 information.
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 Everything configured here is publicly visible to other XMPP entities.
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16
5866
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
17 **Note:** This module was rewritten in February 2024, the configuration is not
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
18 compatible with the previous version of the module.
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
19
5817
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 ## Configuration
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21
5866
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
22 The `server_info_extensions` option accepts a list of custom fields to include
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
23 in the server info form.
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
24
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
25 A field has three required properties:
5817
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 - `type` - usually `text-single` or `list-multi`
5866
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
28 - `var` - the field name (see below)
5817
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 - `value` the field value
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 Example configuration:
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33 ``` lua
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 server_info = {
5866
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
35 -- Advertise that our maximum speed is 88 mph
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
36 { type = "text-single", var = "speed", value = "88" };
5817
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37
5866
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
38 -- Advertise that the time is 1:20 AM and zero seconds
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
39 { type = "text-single", var = "time", value = "01:21:00" };
5817
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
40 }
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
41 ```
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
42
5866
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
43 The `var` attribute is used to uniquely identify fields. Every `var` should be
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
44 registered with the XSF [form registry](https://xmpp.org/registrar/formtypes.html#http:--jabber.org-network-serverinfo),
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
45 or prefixed with a custom namespace using Clark notation, e.g. `{https://example.com}my-field-name`. This is to prevent
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
46 collisions.
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
47
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
48 ## Developers
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
49
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
50 Developers of other modules can add fields to the form at runtime:
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
51
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
52 ```lua
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
53 module:depends("server_info");
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
54
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
55 module:add_item("server-info-fields", {
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
56 { type = "text-single", var = "speed", value = "88" };
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
57 { type = "text-single", var = "time", value = "01:21:00" };
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
58 });
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
59 ```
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
60
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
61 Prosody will ensure they are removed if your module is unloaded.
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
62
5817
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
63 ## Compatibility
174c77da03f5 mod_server_info: New module to add custom service extension forms to disco
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64
5866
ed82916e5796 mod_server_info: Rewrite/backport from Prosody 1ce18cb3e6cc
Matthew Wild <mwild1@gmail.com>
parents: 5817
diff changeset
65 This module should be compatible with Prosody 0.12 and later.