Mercurial > prosody-modules
annotate mod_onions/README.markdown @ 4572:2395d68af879
mod_rest: Add XEP-0115 to OpenAPI spec
From schema-xmpp.json
author | Kim Alvefur <zash@zash.se> |
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date | Tue, 25 May 2021 16:48:52 +0200 |
parents | 4d73a1a6ba68 |
children | 36b5677b9648 |
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1 --- |
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2 labels: |
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3 - 'Stage-Alpha' |
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4 summary: s2s to Tor hidden services |
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5 ... |
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7 Introduction |
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8 ============ |
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10 This plugin allows Prosody to connect to other servers that are running |
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11 as a Tor hidden service. Running Prosody on a hidden service works |
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12 without this module, this module is only necessary to allow Prosody to |
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13 federate to hidden XMPP servers. |
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15 For general info about creating a hidden service, see |
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16 https://www.torproject.org/docs/tor-hidden-service.html.en. |
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18 Usage |
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19 ===== |
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20 |
1782 | 21 This module depends on the bit32 Lua library. |
22 | |
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23 To create a hidden service that can federate with other hidden XMPP |
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24 servers, first add a hidden serivce to Tor. It should listen on port |
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25 5269 and optionally also on 5222 (if c2s connections to the hidden |
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26 service should be allowed). |
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28 Use the hostname that Tor gives with a virtualhost: | |
29 | |
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30 VirtualHost "555abcdefhijklmn.onion" |
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31 modules_enabled = { "onions" }; |
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32 |
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33 Configuration |
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34 ============= |
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36 Name Description Type Default value |
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37 ---------------------- ----------------------------------------------------- --------- --------------- |
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38 onions\_socks5\_host the host to connect to for Tor's SOCKS5 proxy string "127.0.0.1" |
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39 onions\_socks5\_port the port to connect to for Tor's SOCKS5 proxy integer 9050 |
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40 onions\_only forbid all connection attempts to non-onion servers boolean false |
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41 onions\_tor\_all pass all s2s connections through Tor boolean false |
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42 onions\_map override the address for a host table {} |
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44 By setting `onions_map`, it is possible to override the address used to |
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45 connect to a given host with the address of a hidden service. The |
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46 configuration of `onions_map` works as follows: |
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48 onions_map = { |
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49 ["jabber.calyxinstitute.org"] = "ijeeynrc6x2uy5ob.onion"; |
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50 } |
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52 or, to also specify a port: | |
53 | |
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54 onions_map = { |
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55 ["jabber.calyxinstitute.org"] = { host = "ijeeynrc6x2uy5ob.onion", port = 5269 }; |
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56 } |
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57 |
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58 Compatibility |
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59 ============= |
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60 |
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61 ----- -------------- |
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62 0.8 Doesn't work |
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63 0.9 Works |
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64 ----- -------------- |
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66 Notes |
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67 ===== |
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69 - `onions_tor_all` does not look up SRV records first. Therefore it |
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70 will fail for many servers. |
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71 - mod\_onions currently does not support connecting to `.onion` |
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72 entries in SRV records. |
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74 Security considerations |
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75 ======================= |
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77 - Running a hidden service on a server together with a normal server |
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78 might expose the hidden service. |
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79 - A hidden service that wants to remain hidden should either disallow |
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80 s2s to non-hidden servers or pass all s2s traffic through Tor |
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81 (setting either `onions_only` or `onions_tor_all`). |