annotate doc/components.rst @ 3801:6952a002abc7

plugin XEP-424: Message Retractation implementation: rel 367
author Goffi <goffi@goffi.org>
date Fri, 17 Jun 2022 14:15:23 +0200
parents 24f70a29e382
children 29380ef68dbe
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3678
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1 .. _components:
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
2
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
3 ===================
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
4 Libervia Components
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
5 ===================
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
6
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
7 Libervia can act as an XMPP server component, which can be seen as a generic plugin for
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
8 XMPP servers.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
9
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
10 This page explains which components are available and how to use them.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
11
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
12 Running a component
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
13 ===================
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
14
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
15 Components are linked to a Libervia profile in the same way as normal clients.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
16
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
17 To run a component, you'll need to know its *entry point*, which is the name of the import
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
18 name of plugin managing it. The entry point to use will be specified in the component
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
19 installation documentation.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
20
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
21 You'll also have to declare the component on your XMPP server, this is a server dependent
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
22 step and you'll have to check your server documentation for details. You'll have to
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
23 specify a **shared secret** (can also be named simply *password*) that must be set both on
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
24 the XMPP server and as the XMPP password of the Libervia profile.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
25
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
26 Here is a list of relevant documentation for most common servers:
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
27
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
28 ejabberd
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
29 https://docs.ejabberd.im/admin/configuration/listen-options/
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
30
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
31 MongooseIm
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
32 https://esl.github.io/MongooseDocs/latest/configuration/listen/#xmpp-components-listenservice
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
33
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
34 OpenFire
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
35 use the web-based admin panel
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
36
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
37 Prosody
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
38 https://prosody.im/doc/components
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
39
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
40 Tigase
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
41 https://docs.tigase.net/tigase-server/stable-snapshot/Administration_Guide/webhelp/externalComponentConfiguration.html
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
42
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
43
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
44 On Libervia, setup is done with Libervia CLI's :ref:`profile create <li_profile_create>`
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
45 command.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
46
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
47 You'll usually want to have the component to start automatically when the backend
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
48 is started, for this you must unset the profile password (not to be confused with the XMPP
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
49 password which is the one also set on the server configuration) with ``-p ""`` and set
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
50 auto-connection with ``-A``.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
51
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
52 You'll specify the XMPP password (also named *shared secret* in `XEP-0144`_ terminology)
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
53 with ``-x <your_shared_secret>`` and the JID to use with ``-j
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
54 <component_subdomain>.<server.tld>``.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
55
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
56 The component entry point is specified with ``-C <entry_point>``.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
57
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
58 .. _XEP-0144: https://xmpp.org/extensions/xep-0114.html
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
59
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
60 example
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
61 -------
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
62
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
63 Louise wants to run an ActivityPub gateway on her server ``example.org`` with the JID
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
64 ``ap.example.org``. The shared secret is ``xmpp_rocks`` and she wants the component to
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
65 start automatically with the backend, thus she doesn't set a profile password. The
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
66 entry-point for ActivityPub component is ``ap-gateway``, and she wants to use the same
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
67 name for the profile. To do this, she enters the following command::
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
68
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
69 $ li profile create ap-gateway -j ap.example.org -p "" -x xmpp_rocks -C ap-gateway -A
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
70
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
71 The component will then be started next time Libervia Backend is launched. If Louise
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
72 wants to connect it immediately, she can use::
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
73
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
74 $ li profile connect -cp ap-gateway
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
75
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
76 Available Components
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
77 ====================
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
78
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
79 Below is a list of currently available components in Libervia, and instructions on what
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
80 they do and how to use them.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
81
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
82
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
83 File Sharing
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
84 ------------
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
85
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
86 **entry_point:** ``file-sharing``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
87
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
88 File Sharing component manage the hosting of user files. Users can upload file there using
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
89 either `Jingle File Transfer`_ or `HTTP File Upload`_.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
90
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
91 There is no limit to the size of files which can be uploaded, but administrators can set a
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
92 quota to limit the space that can be used.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
93
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
94 Files can be retrieved using `File Information Sharing`_, and deleted using `Ad-Hoc Commands`_.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
95
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
96 Files can be shared with a public HTTP link, or made available only to a specified list of
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
97 entities (JIDs). Permissions can be set through Ad-Hoc Commands.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
98
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
99 .. _Jingle File Transfer: https://xmpp.org/extensions/
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
100 .. _HTTP File Upload: https://xmpp.org/extensions/xep-0363.html
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
101 .. _File Information Sharing: https://xmpp.org/extensions/xep-0329.html
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
102 .. _Ad-Hoc Commands: https://xmpp.org/extensions/xep-0050.html
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
103
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
104 Configuration
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
105 ~~~~~~~~~~~~~
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
106
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
107 All options are to be set in ``[component file-sharing]`` section.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
108
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
109 ``http_upload_port``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
110 port to use for HTTP File Upload
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
111
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
112 **default**: 8888
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
113
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
114 ``http_upload_connection_type``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
115 either ``http`` or ``https``.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
116
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
117 **default**: ``https``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
118
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
119 Note that HTTP Upload should always be ``https`` to end-user, the ``http`` option is to
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
120 be used only if you use a HTTP server as a proxy, and this server is already set for
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
121 TLS.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
122
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
123 ``http_upload_public_facing_url``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
124 must be set to the URL that end-user will see. Notably useful if the component is behind
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
125 a proxy.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
126
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
127 **default**: ``https://<component host>:<http_upload_port``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
128
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
129 ``quotas_json``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
130 a JSON object indicating quotas to use for users. The object can have 3 keys:
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
131
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
132 ``admins``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
133 quotas to use for administrators (i.e. profiles set in ``admins_list``)
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
134
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
135 ``users``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
136 quotas to use for normal users (i.e. non admin profiles)
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
137
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
138 ``jids``
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
139 per-jid specific quotas. The value is a JSON object where key is a user bare jid and
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
140 value is a quota.
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
141
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
142 Quotas can be either ``null`` for unlimited space, or a size value (`SI prefixes and
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
143 binary prefixes`_ can be used).
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
144
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
145 example::
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
146
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
147 quotas_json = {
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
148 "admins": null,
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
149 "users": "50 Mio",
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
150 "jids": {"pierre@example.org": "1 Gio"}
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
151 }
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
152
ba4ef64a6938 doc: components documentation:
Goffi <goffi@goffi.org>
parents:
diff changeset
153 .. _SI prefixes and binary prefixes: https://en.wikipedia.org/wiki/Octet_(computing)#Unit_multiples
3683
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
154
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
155
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
156 ActivityPub Gateway
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
157 -------------------
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
158
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
159 **entry_point:** ``ap-gateway``
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
160
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
161 .. note::
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
162
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
163 this component is currently in active development, and not yet fully functional. This
3683
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
164 documentation will be updated during evolution of component.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
165
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
166 You can follow the development by reading `Libervia Progress Notes`_.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
167
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
168 .. _Libervia Progress Notes: https://www.goffi.org/tag/Libervia%20progress
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
169
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
170 This gateway will provide a bidirectional gateway between XMPP and `ActivityPub`_ (or AP
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
171 below). That means that user from XMPP will be able to follow actors or comments messages
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
172 from any software compatible with ActivityPub protocol, and vice versa.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
173
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
174 .. _ActivityPub: https://activitypub.rocks/
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
175
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
176 .. note::
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
177
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
178 this component is mostly tested with Prosody as XMPP server reference, and Mastodon as
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
179 AP server reference, but it should work with any XMPP or AP server.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
180
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
181 The component launches a HTTP server (necessary to communicate with AP software). This
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
182 server needs to handle HTTP requests made at paths ``/.well-known/webfinger`` and ``/_ap``
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
183 (or the ``ap_path`` set in configuration, see below). If the component is not directly
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
184 facing internet (e.g. integrated in an existing website though a proxy), you'll have to
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
185 redirect the requests made to those path to the HTTP server (i.e. to component host at the
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
186 port set at ``http_port``, see configuration below). Please check your HTTP server
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
187 documentation to find how this must be done.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
188
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
189
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
190 Configuration
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
191 ~~~~~~~~~~~~~
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
192
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
193 All options are to be set in ``[component ap-gateway]`` section.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
194
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
195 ``public_url``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
196 Main user-facing domain of the HTTP server, this will be used to construct all AP URLs
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
197
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
198 **default**: if not set, ``xmpp_domain`` is used. If ``xmpp_domain`` is not set either,
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
199 an error is raised.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
200
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
201 ``http_port``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
202 port where the HTTP server should listen. Port ``80`` is not used directly as it would
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
203 require root privileges, and it is strongly recommended against launching Libervia under
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
204 a privileged account. An HTTP Proxy or a port redirection should be set to redirect the
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
205 ``80`` port to the port specified here.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
206
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
207 **default**: ``8123``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
208
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
209 ``http_connection_type``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
210 either ``http`` or ``https``. If you have a HTTP proxy such as Apache or NGINX which
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
211 already handles HTTPS, you may want to use ``http``.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
212
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
213 **default**: ``https``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
214
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
215 Note that the HTTP server should always use ``https`` with end-user, the ``http`` option
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
216 is only to be used with an HTTPS proxy.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
217
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
218 ``local_only``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
219 A boolean value indicating if the gateway is allowed to convert pubsub node from
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
220 external XMPP service or not. A JID is considered external if its domain part doesn't
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
221 end with the gateway's server. For instance, if a gateway ``ap.example.org`` is set on
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
222 the server ``example.org``, the JIDs ``pierre@example.org`` or
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
223 ``some-node@pubsub.example.org`` will be considered local, but
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
224 ``buenaventura@example.net`` won't (note the different domain).
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
225
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
226 Most of time, ``local_only`` should be used.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
227
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
228 **default**: ``true``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
229
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
230 ``ap_path``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
231 Path prefix to use for ActivityPub request. It's usually not necessary to change the
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
232 default value.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
233
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
234 **default**: ``_ap``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
235
3746
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
236 ``comments_max_depth``
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
237 An integer value indicating the maximum number of comment nodes that can be created. See
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
238 :ref:`ap-xmpp-threads-conversion`
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
239
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
240
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
241 .. _ap-actor-from-xmpp:
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
242
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
243 How to Address an AP Actor from XMPP
3683
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
244 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
245
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
246 When addressing an ActivityPub actor from XMPP, you must use a JID corresponding to the
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
247 actor. The domain part of the JID correspond to the gateway JID (the one set in gateway
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
248 profile), while the local part (before the ``@``) is used to specify the AP actor.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
249
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
250 `XEP-0106`_ (JID Escaping) is used to indicate the AP actor identifier, thus the ``@``
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
251 must be escaped with ``\40``.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
252
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
253 .. _XEP-0106: JID Escaping
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
254
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
255 **example**
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
256
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
257 If Louise wants to talk to Pierre which is on the ``example.net`` AP server, she can use
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
258 her XMPP AP gateway which is at ``ap.example.org``. Pierre AP's actor identifier is
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
259 ``pierre@example.net``, Louise can access it via the JID
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
260 ``pierre\40example.net@ap.example.org``.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
261
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
262 Of course, this is a bit cumbersome to do by hand, it is expected that XMPP clients will
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
263 do the (un)escaping automatically for end-user, in a way that Louise could enter
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
264 ``pierre@example.net`` directly, with an indicator to show that this is an ActivityPub
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
265 actor identifier rather than an XMPP JID.
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
266
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
267
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
268 .. _xmpp-node-from-ap:
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
269
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
270 How to Address an XMPP Entity from AP
3683
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
271 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
272
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
273 To access an XMPP entity, it is a little bit more complicated for 2 reasons:
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
274
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
275 - XMPP use a wider range of allowed characters than most AP implementations [#AP_chars]_.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
276 - to get XMPP items, we need 2 data: the entity JID, and a pubsub node
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
277
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
278
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
279 However, Libervia AP gateway tries to make it as user friendly as possible, thus it works
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
280 like this:
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
281
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
282 - in the most common case, one just wants to access the personal blog of a user, and basic
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
283 ASCII characters (with possibly ``-``, ``_`` or ``.``) are used. in this case, the XMPP
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
284 JID can be directly used as AP actor handle
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
285 - when a pubsub node needs to be specified it is most of time with a pubsub JID which has
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
286 not user part (something like ``pubsub.example.org``). In this case, the pubsub node can
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
287 be used as AP actor handle's user part, Libervia will use XMPP discovery to know that
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
288 it's a pubsub service. So if you want to access the blog named ``xmpp_news`` at
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
289 ``pubsub.example.org``, you can use the handle ``xmpp_news@pubsub.example.org`` (be sure
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
290 that the domain ``pubsub.example.org`` links to the Libervia AP gateway HTTP server)
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
291 - if you want to use a specific node with an entity which already has a user part, then a
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
292 special encoding must be used, where ``---`` (three dashes) are used to separate node
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
293 from entity: ``some_node--some_user@example.org``
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
294 - if you need to use special characters, then you'll have to use ``___`` followed by the
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
295 special encoding (see below).
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
296
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
297 The encoding is explained in the documentation of the following method:
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
298
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
299 .. automethod:: sat.plugins.plugin_comp_ap_gateway.APGateway.getJIDAndNode
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
300
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
301
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
302 .. [#AP_chars] Most if not all AP implementations use webfinger `acct` URI as a de-facto
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
303 standard to manage user-friendly handles (something like ``user@example.org``). Those
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
304 handles, according to `RFC7565`_, should
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
305 manage a wide variety of characters thanks to the support of percent-encoding.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
306
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
307 Unfortunately, at least one of the most-used AP implementation (Mastodon, which is used
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
308 a reference implementation for this gateway), only uses a limited subset of allowed
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
309 characters. In addition, Mastodon needs an associated handle [#m_wf]_ thus an alternate
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
310 way to encode characters had to be found.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
311
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
312 An issue has been opened to improve this situation on Mastodon bug tracker:
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
313 https://github.com/mastodon/mastodon/issues/17222
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
314
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
315 .. _RFC7565: https://datatracker.ietf.org/doc/html/rfc7565
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
316 .. [#m_wf] https://docs.joinmastodon.org/spec/webfinger/
3683
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
317
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
318 **example**
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
319
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
320 If Pierre wants to talk to Louise, he can directly use the JID which is the same as the AP
3683
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
321 actor identifier, i.e. ``louise@example.org`` (note that on AP software, a ``@`` prefix is
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
322 often required, thus Pierre will look for ``@louise@example.org``).
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
323
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
324 .. note::
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
325
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
326 The actor endpoint can also be used directly in AP software (in the example above, it
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
327 would be by default ``https://example.org/_ap/actor/louise%40example.org``).
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
328
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
329
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
330 Getting AP Message from XMPP
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
331 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
332
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
333 To retrieve ActivityPub messages of an actor from an XMPP client with blogging
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
334 capabilities (like Libervia or Movim), just use the associated JID as explained in
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
335 :ref:`ap-actor-from-xmpp`. The actor messages (from ``outbox`` collection) should appear
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
336 as regular XMPP blog items.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
337
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
338 .. note::
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
339
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
340 Due to limitation of `ActivityStream Collection Paging`_, the conversion from XMPP
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
341 `RSM`_ requests is inneficient beyond first or last page. This problem is avoided if
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
342 anybody subscribe to the gateway node (i.e. follow the AP actor), as the collection
3772
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
343 will then be cached, and efficiently delivered.
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
344
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
345 .. _ActivityStream Collection Paging: https://www.w3.org/TR/activitystreams-core/#h-paging
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
346 .. _RSM: https://xmpp.org/extensions/xep-0059.html
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
347
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
348 Getting XMPP Items from ActivityPub
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
349 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
350
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
351 To get XMPP items from an ActivityPub implementation, just use the handle as explained at
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
352 :ref:`xmpp-node-from-ap` (often handle searches are triggered with a ``@`` before the
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
353 handle in AP implementations, e.g.: ``@louise@example.org``).
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
354
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
355 .. note::
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
356
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
357 Some AP implementations such as Mastodon don't retrieve existing items, but only keep
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
358 new ones once an actor is followed. That means that you won't see any message published
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
359 before your entity is followed. Other implementations may work differently.
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
360
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
361
3746
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
362 .. _ap-xmpp-threads-conversion:
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
363
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
364 ActivyPub to XMPP Discussion Threads Conversion
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
365 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
366
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
367 By default, each (micro)blog publication converted from ActivityPub to XMPP Pubsub is
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
368 associated with a comment node (see `XEP-0277 comments`_) to allow user to post a reply on
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
369 any on them. This result in a "tree-like" comments threading model, which is similar to
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
370 what you can see on popular website such as Reddit, Hacker News, or LinuxFr.
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
371
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
372 However, some XMPP clients may not play nicely with this kind of threading model. To work
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
373 around this, the ``comments_max_depth`` option allows to limit the maximum number of
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
374 thread. It is an integer value which indicate how many comments nodes may exist for a root
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
375 post. If set to ``1``, only one comment node will be made, and ActivityPub items below
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
376 this level will be moved to this single XMPP pubsub comment node.
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
377
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
378 The default value of ``0`` means unlimited max depth.
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
379
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
380 An example can probably make it more clear. Imagine that you have a message ``root
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
381 message``, with a comment to it named ``1``, a comment to ``1`` named ``2`` and so on
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
382 until ``5``. With ``comments_max_depth`` set to ``0``, you'll have one comment node per
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
383 item, resulting in following threads model::
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
384
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
385 root message ┑
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
386 ┕ 1 ┑
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
387 ┕ 2 ┑
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
388 ┕ 3 ┑
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
389 ┕ 4 ┑
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
390 ┕ 5
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
391
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
392 With ``comments_max_depth`` set to ``2``, only 2 nodes will be created, and items below
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
393 depth ``2`` will be put on the same level::
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
394
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
395 root message ┑
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
396 ┕ 1 ┑
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
397 ┝ 2
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
398 ┝ 3
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
399 ┝ 4
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
400 ┕ 5
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
401
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
402 This way, admins can configure the model which suits best the clients which is expected to
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
403 be mainly used on the instance.
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
404
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
405 .. _XEP-0277 comments: https://xmpp.org/extensions/xep-0277.html#comments
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
406
3772
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
407 Publishing an Item
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
408 ~~~~~~~~~~~~~~~~~~
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
409
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
410 To publish a new item (e.g. a blog post), you just need to publish normally on your own
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
411 PEP/pubsub node, AP actors following you will be notified. To reply to an AP item, just
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
412 publish to the corresponding pubsub node managed by the gateway. This is transparent for
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
413 AP and XMPP end users.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
414
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
415 For instance, if Pierre has posted an interesting message on his AP server, and Louise
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
416 wants to reply to it, she just use a client to reply on the comments node of this message,
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
417 this will be delivered as an AP object to Pierre's AP server.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
418
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
419 On the other hand, if Louise is publishing a new blog post on her XMPP server, Pierre will
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
420 receive corresponding AP object because he's following her. If Pierre answer using his AP
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
421 client, the corresponding message will be published on the comments node of the message
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
422 that Louise has initially published.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
423
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
424 Following, Subscribing and Cache
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
425 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
426
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
427 When you try to access an uncached AP collection from XMPP (e.g. blog posts), a best
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
428 effort is done to translate XMPP pagination (which uses `XEP-0059 (Result Set
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
429 Management)`_) to the less powerful `AP Collection Paging`_. This is inefficient due to
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
430 technical limitations (page size can't be specified in AP, there is not standard way to
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
431 request item after or before a specific ID, implementations may not implement reverse
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
432 pagination).
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
433
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
434 That's one of the reason why whenever possible, collections are cached locally. Once
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
435 cached, it's easier to return items according to complex requests.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
436
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
437 However, to cache correctly an AP collection, you need to keep it in sync, and thus to
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
438 receive update when something change (e.g. a new blog item is published).
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
439
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
440 In AP, this is done by following an actor, in XMPP this correspond to a node subscription.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
441
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
442 When you subscribe to a blog node managed by this gateway, this will be translated to a
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
443 *follow* activity on AP side, and vice versa.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
444
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
445 When an AP actor is followed, its *outbox* collection (i.e. message published), are
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
446 automatically cached, and will be updated when events will be received. That means that
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
447 you can use pubsub cache search on followed actors, e.g. to retrieve all items about a
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
448 specific topic or published at specific time range.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
449
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
450 Reciprocally, unsubscribing from a node will *unfollow* the corresponding AP actor.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
451
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
452 If an AP actor is following or unfollowing an actor mapping an XMPP entity, they nodes
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
453 will be subscribed to or unsubscribed from.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
454
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
455 All subscriptions are made public as specified by `XEP-0465 (Pubsub Public Subscriptions)`_.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
456
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
457 .. _XEP-0059 (Result Set Management): https://xmpp.org/extensions/xep-0059.html
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
458 .. _AP Collection Paging: https://www.w3.org/TR/activitystreams-core/#h-paging
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
459 .. _XEP-0465 (Pubsub Public Subscriptions): https://xmpp.org/extensions/inbox/pubsub-public-subscriptions.html
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
460
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
461 Following/Followers Collections and Public Pubsub Subscription
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
462 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
463
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
464 The AP *following* collection is mapped to `XEP-0465 (Pubsub Public Subscriptions)`_.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
465
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
466 In the same spirit, the AP *followers* collection correspond to public subscribers to the
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
467 microblog node.
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
468
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
469 Because AP doesn't send any event when *following* or *followers* collections are
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
470 modified, those collections can't be cached, and thus the translation to public pubsub
98ba02637436 doc (components): update AP gateway documentation:
Goffi <goffi@goffi.org>
parents: 3746
diff changeset
471 subscriptions is done as best as possible given the constraints.
3746
fa3dc4ed7906 doc (components): documentation of `comments_max_depth` option and threads conversion:
Goffi <goffi@goffi.org>
parents: 3734
diff changeset
472
3786
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
473 Messages Delivery
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
474 ~~~~~~~~~~~~~~~~~
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
475
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
476 The gateway can convert AP publications to either XMPP pubsub items (using `XEP-0277
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
477 (Microblogging over XMPP)`_ when suitable) or to XMPP messages (`<message>` stanzas, i.e.
3790
24f70a29e382 doc (components): typo/spelling
Goffi <goffi@goffi.org>
parents: 3786
diff changeset
478 the ones used for instant messaging). Of course it also converts in a similar way in the
3786
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
479 other direction (XMPP → ActivityPub).
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
480
3790
24f70a29e382 doc (components): typo/spelling
Goffi <goffi@goffi.org>
parents: 3786
diff changeset
481 A received AP item will be converted to an XMPP pubsub item if any of the following
24f70a29e382 doc (components): typo/spelling
Goffi <goffi@goffi.org>
parents: 3786
diff changeset
482 conditions is fulfilled:
3786
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
483
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
484 - it is addressed to the special `*public* collection`_
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
485 - it is addressed to a local *followers* collection
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
486
3790
24f70a29e382 doc (components): typo/spelling
Goffi <goffi@goffi.org>
parents: 3786
diff changeset
487 A received AP item will be converted to an XMPP message if all the following conditions
24f70a29e382 doc (components): typo/spelling
Goffi <goffi@goffi.org>
parents: 3786
diff changeset
488 are fulfilled:
3786
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
489
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
490 - it is **not** addressed to the special *public* collection
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
491 - it is **not** addressed to a any local *followers* collection.
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
492
3790
24f70a29e382 doc (components): typo/spelling
Goffi <goffi@goffi.org>
parents: 3786
diff changeset
493 In other words, if an AP item is addressed directly to one or more local users, is not
3786
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
494 public and is not addressed to a *followers* collection, it will be converted to an XMPP
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
495 message, otherwise it will be converted to an XMPP pubsub item.
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
496
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
497 The behaviour is symmetric, thus if you send an XMPP message it will be converted to an AP
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
498 item which will be only addressed to your recipient. If you write using XMPP pubsub, the
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
499 suitable followers collections of the target AP actor will be automatically added, and the
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
500 item will have the special *public* collection added.
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
501
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
502 .. note::
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
503
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
504 ActivyPub doesn't do any kind of `end-to-end encryption`_, it is **not** the same level of
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
505 privacy as XMPP.
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
506
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
507 Messages will be at minimum readable by the administrators of the AP gateway and of the
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
508 ActivyPub server of the destinee. Be sure to understand that before sending messages.
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
509
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
510 If you need more privacy, you need to use either XMPP only (without the ActivityPub
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
511 gateway) with clients implementing correctly end-to-end encryption, or an other
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
512 software. Depending of the level of pricacy required, you may want to use
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
513 authentication by a separated channel, a client which has been audited, encryption by
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
514 default, etc. This is beyond the scope of this AP gateway documentation.
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
515
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
516 In short, don't use ActivityPub if you need a high level of privacy. This is a current
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
517 protocol limitation, and there is nothing that this gateway can do about this until
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
518 ActivityPub and its implementations evolve.
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
519
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
520 .. _XEP-0277 (Microblogging over XMPP): https://xmpp.org/extensions/xep-0277.html
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
521 .. _*public* collection: https://www.w3.org/TR/activitypub/#public-addressing
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
522 .. _end-to-end encryption: https://en.wikipedia.org/wiki/End-to-end_encryption
cebfdfff3e99 doc (components): message delivery documentation:
Goffi <goffi@goffi.org>
parents: 3772
diff changeset
523
3734
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
524 Using the Component (for developers)
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
525 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
526
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
527 Publication of AP items can be tested using the following method (with can be accessed
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
528 through the ``APSend`` bridge method, client is then replaced by the ``profile`` name, as
643622ff1492 doc (components): update AP component documentation:
Goffi <goffi@goffi.org>
parents: 3683
diff changeset
529 last argument):
3683
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
530
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
531 .. automethod:: sat.plugins.plugin_comp_ap_gateway.APGateway.publishMessage
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
532
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
533 The method can be used either with CLI's :ref:`debug bridge method
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
534 <li_debug_bridge_method>` or with any D-Bus tool like ``qdbus`` or ``d-feet`` (only if you
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
535 use the D-Bus bridge).
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
536
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
537 example
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
538 ~~~~~~~
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
539
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
540 On its ``example.net`` Mastodon instance, Pierre has published a message with the id
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
541 ``https://example.net/@pierre/106986412193109832``. To send a reply to this message,
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
542 Louise can use the following command::
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
543
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
544 $ li debug bridge method -c APSend '"{\"node\": \"https://example.net/@pierre/106986412193109832\", \"content\": \"A lille hello from XMPP\"}","pierre\\40example.net@ap.example.org", "louise"'
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
545
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
546 Note the double escaping, one for the shell argument, and the other to specify JSON
a1eff4e32848 doc (components): base documentation for AP Gateway:
Goffi <goffi@goffi.org>
parents: 3678
diff changeset
547 object.