Mercurial > prosody-modules
annotate mod_http_muc_kick/README.md @ 4651:8231774f5bfd
mod_cloud_notify_encrypted: Ensure body substring remains valid UTF-8
The `body:sub()` call risks splitting the string in the middle of a
multi-byte UTF-8 sequence. This should have been caught by util.stanza
validation, but that would have caused some havoc, at the very least causing
the notification to not be sent.
There have been no reports of this happening. Likely because this module
isn't widely deployed among users with languages that use many longer UTF-8
sequences.
The util.encodings.utf8.valid() function is O(n) where only the last
sequence really needs to be checked, but it's in C and expected to be fast.
author | Kim Alvefur <zash@zash.se> |
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date | Sun, 22 Aug 2021 13:22:59 +0200 |
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1 # Introduction |
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2 |
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3 |
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4 This module allows kicking users out of MUCs via HTTP. |
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5 It can be used in combination with [mod_muc_http_auth](https://modules.prosody.im/mod_muc_http_auth.html) as a complement to externalize MUC access. |
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6 |
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7 This module expects a JSON payload with the following keys: |
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8 * `nickname` Mandatory. The nickname of the user to be kicked. |
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9 * `muc` Mandatory. The JID of the muc to kick the user from. |
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10 * `reason` Optional. A comment explaining the reason of the kick (More details https://xmpp.org/extensions/xep-0045.html#example-91). |
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11 |
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12 Example: |
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13 ``` |
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14 { |
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15 nickname: "Bob", |
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16 muc: "snuggery@chat.example.org", |
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17 } |
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18 ``` |
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19 If the user was kicked successfuly, the module will return a 200 status code. |
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20 Otherwise, the according status code will be returned in the response, as well as a JSON payload providing an error message. |
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21 ``` |
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22 { |
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23 error: "Missing nickname and/or MUC" |
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24 } |
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25 ``` |
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26 |
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27 The path this module listens on is `/muc_kick`. |
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28 Example of a request to kick `Bob` from the `snuggery@chat.example.org` MUC using cURL: |
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29 |
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30 ``` |
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31 curl --header "Content-Type: application/json" \ |
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32 --request POST \ |
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33 -H "Authorization: Basic dXNlcm5hbWU6cGFzc3dvcmQ=" \ |
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34 --data '{"nickname":"Bob","muc":"snuggery@chat.example.org"}' \ |
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35 http://chat.example.org:5280/muc_kick |
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36 ``` |
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37 |
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38 |
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39 |
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40 # Configuring |
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41 |
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42 ## Enabling |
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43 |
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44 ``` {.lua} |
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45 Component "chat.example.org" "muc" |
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46 |
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47 modules_enabled = { |
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48 "http_muc_kick"; |
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49 } |
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50 |
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51 http_muc_kick_authorization_header = "Basic YWxhZGRpbjpvcGVuc2VzYW1l" -- Check the Settings section below |
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52 |
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53 ``` |
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54 |
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55 |
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56 ## Settings |
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57 |
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58 |Name |Description |Default | |
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59 |-----|------------|--------| |
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60 |http_muc_kick_authorization_header| Value of the Authorization header expected by every request when trying to kick a user. Example: `Basic dXNlcm5hbWU6cGFzc3dvcmQ=`| nil | |
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61 |
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62 Even though there is no check on whether the Authorization header provided is a valid one, |
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63 please be aware that if `http_muc_kick_authorization_header` is nil, the module will not load as a reminder that some authorization should be enforced for this module. |
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64 |