Mercurial > prosody-modules

annotate mod_client_proxy/README.markdown @ 3531:3bece2db869c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_pubsub_github: Assume unspecified event is 'push' if there are commits in payload
author Kim Alvefur <zash@zash.se>
date Sun, 31 Mar 2019 19:10:23 +0200
parents f04dbfad5407
children 3dd7840cb923
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3098
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
1 ---
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
2 labels:
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
3 - 'Stage-Alpha'
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
4 summary: 'Proxy multiple client resources behind a single component'
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
5 ...
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
6
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
7 What it does
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
8 ============
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
9
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
10 This module must be used as a component. For example:
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
11
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
12 Component "proxy.domain.example" "client_proxy"
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
13 target_address = "some-user@some-domain.example"
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
14
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
15 All IQ requests against the proxy host (in the above example:
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
16 proxy.domain.example) are sent to a random resource of the target address (in
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
17 the above example: some-user@some-domain.example). The entity behind the
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
18 target address is called the "implementing client".
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
19
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
20 The IQ requests are JAT-ed (JAT: Jabber Address Translation) so that when the
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
21 implementing client answers the IQ request, it is sent back to the component,
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
22 which reverts the translation and routes the reply back to the user.
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
23
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
24 Let us assume that user@some-domain.exmaple sends a request. The
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
25 proxy.domain.example component has the client_proxy module loaded and proxies to
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
26 some-user@some-domain.example. some-user@some-domain.example has two resources,
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
27 /a and /b.
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
28
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
29 user -> component:
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
30 <iq type='get' id='1234' to='proxy.domain.example' from='user@some-domain.example/abc'>
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
31 component -> implementing client:
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
32 <iq type='get' id='1234' to='some-user@some-domain.example/a' from='proxy.domain.example/encoded-from'>
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
33 implementing client -> component:
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
34 <iq type='result' id='1234' to='proxy.domain.example/encoded-from' from='some-user@some-domain.example/a'>
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
35 component -> user:
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
36 <iq type='result' id='1234' to='user@some-domain.example/abc' from='proxy.domain.example'>
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
37
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
38 The encoded-from resource used in the exchange between the proxy component
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
39 and the implementing client is an implementation-defined string which allows
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
40 the proxy component to revert the JAT.
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
41
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
42
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
43 Use cases
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
44 =========
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
45
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
46 * Implementation of services within clients instead of components, thus making
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
47 use of the more advanced authentication features.
3102
f04dbfad5407 mod_client_proxy: extend readme
Jonas Wielicki <jonas@wielicki.name>
parents: 3098
diff changeset
48 * Load-balancing requests to different client resources.
3098
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
49 * General evilness
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
50
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
51
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
52 Configuration
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
53 =============
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
54
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
55 To use this module, it needs to be loaded on a component:
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
56
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
57 Component "proxy.yourdomain.example" "client_proxy"
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
58 target_address = "implementation@yourdomain.example"
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
59
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
60 It will then send a subscription request to implementation@yourdomain.example
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
61 which MUST be accepted: this is required so that the component can detect the
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
62 resources to which IQ requests can be dispatched.
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
63
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
64
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
65 Limitations
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
66 ===========
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
67
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
68 * It does not handle presence or message stanzas.
a81456a13797 mod_client_proxy: a Jabber Address Translation implementation
Jonas Wielicki <jonas@wielicki.name>
parents:
diff changeset
69 * It does not allow the implementing client to initiate IQ requests