prosody-modules
af105c7a24b2
mod_tcpproxy/README.markdown

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody-modules

Annotate

mod_tcpproxy/README.markdown @ 5478:af105c7a24b2

mod_http_oauth2: Always render errors as HTML for OOB redirect URI No invalid or insecure redirect URIs should make it to this point, so the warning can be removed.
author Kim Alvefur <zash@zash.se>
date Thu, 18 May 2023 14:25:11 +0200
parent 4853:3804332c204e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
1 ---
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
2 labels:
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
3 - 'Stage-Beta'
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
4 summary: 'TCP-over-XMPP :)'
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
5 ...
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
7 Introduction
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
8 ============
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
10 It happens occasionally that I would like to use the XMPP server as a
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
11 generic proxy for connecting to another service. It is especially
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
12 awkward in some environments, and impossible in (for example) Javascript
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
13 inside a web browser.
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
15 Details
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
16 =======
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
18 Using mod\_tcpproxy an XMPP client (including those using BOSH) can
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
19 initiate a pipe to a given TCP/IP address and port. This implementation
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
20 uses the [In-Band Bytestreams](http://xmpp.org/extensions/xep-0047.html)
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
21 XEP, simply extended with 2 new attributes in a new namespace, host and
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
22 port.
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
24 An example Javascript client can be found in the web/ directory of
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
25 mod\_tcpproxy in the repository.
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
26
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
27 Configuration
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
28 =============
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
29
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 Just add tcpproxy as a component, for example:
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
32 `Component "tcp.example.com" "tcpproxy"`
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
34 Protocol
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
35 ========
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 A new stream is opened like this:
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38
1820
8de50be756e5 Various README files: Correct indentation levels, fix syntax and other small fixes
Kim Alvefur <zash@zash.se>
parents: 1803
diff changeset
39 ``` {.xml}
8de50be756e5 Various README files: Correct indentation levels, fix syntax and other small fixes
Kim Alvefur <zash@zash.se>
parents: 1803
diff changeset
40 <iq type="set" id="newconn1" to="tcp.example.com">
8de50be756e5 Various README files: Correct indentation levels, fix syntax and other small fixes
Kim Alvefur <zash@zash.se>
parents: 1803
diff changeset
41 <open xmlns='http://jabber.org/protocol/ibb'
4853
3804332c204e mod_tcpproxy: Reject missing or non-number block-size, as per XEP-0047
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1820
diff changeset
42 sid='connection1'
3804332c204e mod_tcpproxy: Reject missing or non-number block-size, as per XEP-0047
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1820
diff changeset
43 block-size='4096'
3804332c204e mod_tcpproxy: Reject missing or non-number block-size, as per XEP-0047
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1820
diff changeset
44 stanza='message'
1820
8de50be756e5 Various README files: Correct indentation levels, fix syntax and other small fixes
Kim Alvefur <zash@zash.se>
parents: 1803
diff changeset
45 xmlns:tcp='http://prosody.im/protocol/tcpproxy'
8de50be756e5 Various README files: Correct indentation levels, fix syntax and other small fixes
Kim Alvefur <zash@zash.se>
parents: 1803
diff changeset
46 tcp:host='example.com'
8de50be756e5 Various README files: Correct indentation levels, fix syntax and other small fixes
Kim Alvefur <zash@zash.se>
parents: 1803
diff changeset
47 tcp:port='80' />
8de50be756e5 Various README files: Correct indentation levels, fix syntax and other small fixes
Kim Alvefur <zash@zash.se>
parents: 1803
diff changeset
48 </iq>
8de50be756e5 Various README files: Correct indentation levels, fix syntax and other small fixes
Kim Alvefur <zash@zash.se>
parents: 1803
diff changeset
49 ```
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
50
4853
3804332c204e mod_tcpproxy: Reject missing or non-number block-size, as per XEP-0047
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1820
diff changeset
51 The stanza attribute (currently) MUST be 'message', and block-size is
3804332c204e mod_tcpproxy: Reject missing or non-number block-size, as per XEP-0047
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1820
diff changeset
52 (currently) ignored.
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
53
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
54 In response to this stanza you will receive a result upon connection
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
55 success, or an error if the connection failed. You can then send to the
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
56 connection by sending message stanzas as described in the IBB XEP.
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
57 Incoming data will likewise be delivered as messages.
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
58
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
59 Compatibility
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
60 =============
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
61
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
62 ----- --------------
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
63 0.7 Works
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
64 0.6 Doesn't work
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
65 ----- --------------
1782
29f3d6b7ad16 Import wiki pages
Kim Alvefur <zash@zash.se>
parents:
diff changeset
66
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
67 Todo
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
68 ====
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
69
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
70 - ACLs (restrict to certain JIDs, and/or certain target hosts/ports)
4853
3804332c204e mod_tcpproxy: Reject missing or non-number block-size, as per XEP-0047
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1820
diff changeset
71 - Honour block-size
1803
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
72 - Support iq stanzas for data transmission
4d73a1a6ba68 Convert all wiki pages to Markdown
Kim Alvefur <zash@zash.se>
parents: 1782
diff changeset
73 - Signal to start SSL/TLS on a connection