annotate mod_tcpproxy/README.markdown @ 5223:8b2a36847912

mod_http_oauth2: Support HTTP Basic auth on token endpoint This is described in RFC 6749 section 2.3.1 and draft-ietf-oauth-v2-1-07 2.3.1 as the recommended way to transmit the client's credentials. The older spec even calls it the "client password", but the new spec clarifies that this is just another term for the client secret.
author Matthew Wild <mwild1@gmail.com>
date Tue, 07 Mar 2023 15:27:50 +0000
parents 3804332c204e
children
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1 ---
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2 labels:
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3 - 'Stage-Beta'
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4 summary: 'TCP-over-XMPP :)'
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5 ...
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7 Introduction
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8 ============
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9
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10 It happens occasionally that I would like to use the XMPP server as a
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11 generic proxy for connecting to another service. It is especially
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12 awkward in some environments, and impossible in (for example) Javascript
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13 inside a web browser.
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15 Details
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16 =======
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18 Using mod\_tcpproxy an XMPP client (including those using BOSH) can
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19 initiate a pipe to a given TCP/IP address and port. This implementation
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20 uses the [In-Band Bytestreams](http://xmpp.org/extensions/xep-0047.html)
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21 XEP, simply extended with 2 new attributes in a new namespace, host and
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22 port.
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24 An example Javascript client can be found in the web/ directory of
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25 mod\_tcpproxy in the repository.
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26
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27 Configuration
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28 =============
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29
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30 Just add tcpproxy as a component, for example:
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32 `Component "tcp.example.com" "tcpproxy"`
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34 Protocol
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35 ========
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36
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37 A new stream is opened like this:
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39 ``` {.xml}
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40 <iq type="set" id="newconn1" to="tcp.example.com">
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41 <open xmlns='http://jabber.org/protocol/ibb'
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42 sid='connection1'
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43 block-size='4096'
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44 stanza='message'
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45 xmlns:tcp='http://prosody.im/protocol/tcpproxy'
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46 tcp:host='example.com'
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47 tcp:port='80' />
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48 </iq>
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49 ```
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51 The stanza attribute (currently) MUST be 'message', and block-size is
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52 (currently) ignored.
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54 In response to this stanza you will receive a result upon connection
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55 success, or an error if the connection failed. You can then send to the
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56 connection by sending message stanzas as described in the IBB XEP.
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57 Incoming data will likewise be delivered as messages.
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59 Compatibility
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60 =============
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62 ----- --------------
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63 0.7 Works
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64 0.6 Doesn't work
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65 ----- --------------
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67 Todo
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68 ====
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70 - ACLs (restrict to certain JIDs, and/or certain target hosts/ports)
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71 - Honour block-size
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72 - Support iq stanzas for data transmission
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73 - Signal to start SSL/TLS on a connection