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mod_auth_http_async: Allow LuaSocket to pollute the global scope (fixes #1033)
author Kim Alvefur <zash@zash.se>
date Tue, 31 Oct 2017 19:31:54 +0100
parents 7bb2f149f8ec
children ce89fabb1f02
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1 ---
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2 labels:
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3 - 'Stage-Stable'
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4 summary: 'Redirect long messages to built-in pastebin'
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5 ...
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6
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7 Introduction
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8 ============
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9
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10 Pastebins are used very often in IM, especially in chat rooms. You have
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11 a long log or command output which you need to send to someone over IM,
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12 and don't want to fill their message window with it. Put it on a
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13 pastebin site, and give them the URL instead, simple.
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15 Not for everyone... no matter how hard you try, people will be unaware,
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16 or not care. They may also be too lazy to visit a pastebin. This is
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17 where mod\_pastebin comes in!
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18
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19 Details
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20 =======
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22 When someone posts to a room a "large" (the actual limit is
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23 configurable) message, Prosody will intercept the message and convert it
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24 to a URL pointing to a built-in pastebin server. The URLs are randomly
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25 generated, so they can be considered for most purposes to be private,
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26 and cannot be discovered by people who are not in the room.
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27
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28 Usage
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29 =====
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31 To set up mod\_pastebin for MUC rooms it **must** be explicitly loaded,
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32 as in the example below - it won't work when loaded globally, as that
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33 will only load it onto normal virtual hosts.
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34
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35 For example:
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36
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37 Component "conference.example.com" "muc"
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38 modules_enabled = { "pastebin" }
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39
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40 Pastes will be available by default at
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41 `http://<your-prosody>:5280/pastebin/` by default.
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42
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43 In Prosody 0.9 and later this can be changed with [HTTP
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44 settings](https://prosody.im/doc/http).
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45
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46 In 0.8 and older this can be changed with `pastebin_ports` (see below),
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47 or you can forward another external URL from your web server to Prosody,
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48 use `pastebin_url` to set that URL.
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49
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50 Configuration
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51 =============
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52
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53 Option Description
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54 --------------------------- -------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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55 pastebin\_threshold Maximum length (in characters) of a message that is allowed to skip the pastebin. (default 500 characters)
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56 pastebin\_line\_threshold The maximum number of lines a message may have before it is sent to the pastebin. (default 4 lines)
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57 pastebin\_trigger A string of characters (e.g. "!paste ") which if detected at the start of a message, always sends the message to the pastebin, regardless of length. (default: not set)
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58 pastebin\_expire\_after Number of hours after which to expire (remove) a paste, defaults to 24. Set to 0 to store pastes permanently on disk.
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59 pastebin\_ports List of ports to run the HTTP server on, same format as mod\_httpserver's http\_ports[^1]
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60 pastebin\_url Base URL to display for pastebin links, must end with / and redirect to Prosody's built-in HTTP server[^2]
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61
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62 Compatibility
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63 =============
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64
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65 ----- -------
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66 0.9 Works
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67 0.8 Works
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68 0.7 Works
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69 0.6 Works
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70 ----- -------
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72 Todo
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73 ====
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75 - Maximum paste length
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76 - Web interface to submit pastes?
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78 [^1]: As of Prosody 0.9, `pastebin_ports` is replaced by `http_ports`,
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79 see [Prosody HTTP server documentation](https://prosody.im/doc/http)
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80
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81 [^2]: See also
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82 [http\_external\_url](https://prosody.im/doc/http#external_url)