prosody-modules
63ef69b2f046
mod_flash_policy/mod_flash_policy.lua

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mod_flash_policy/mod_flash_policy.lua @ 6319:63ef69b2f046

mod_http_oauth2: Assume Prosody 13.0+ roles are available Per the README, 0.12 is not supported, so we should not need to worry about this. Plus it is assumed to be present elsewhere and that would throw errors.
author Kim Alvefur <zash@zash.se>
date Wed, 02 Jul 2025 16:15:32 +0200
parent 1343:7dbde05b48a9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 local filters = require "util.filters";
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2 local config = {}
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3 config.file = module:get_option_string("crossdomain_file", "");
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4 config.string = module:get_option_string("crossdomain_string", [[<?xml version="1.0"?><!DOCTYPE cross-domain-policy SYSTEM "/xml/dtds/cross-domain-policy.dtd"><cross-domain-policy><site-control permitted-cross-domain-policies="master-only"/><allow-access-from domain="*" /></cross-domain-policy>]]);
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5 local string = ''
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6 if not config.file ~= '' then
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7 local f = assert(io.open(config.file));
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8 string = f:read("*all");
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9 else
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10 string = config.string
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11 end
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12
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13 module:log("debug", "crossdomain string: "..string);
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14
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15 module:set_global();
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17 function filter_policy(data, session)
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18 -- Since we only want to check the first block of data, remove the filter
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19 filters.remove_filter(session, "bytes/in", filter_policy);
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20 if data == "<policy-file-request/>\0" then
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21 session.send(string.."\0");
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22 return nil; -- Drop data to prevent it reaching the XMPP parser
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23 else
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24 return data; -- Pass data through, it wasn't a policy request
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25 end
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26
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27 end
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28
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29 function filter_session(session)
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30 if session.type == "c2s_unauthed" then
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31 filters.add_filter(session, "bytes/in", filter_policy, -1);
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32 end
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33 end
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35 function module.load()
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36 filters.add_filter_hook(filter_session);
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37 end
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39 function module.unload()
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40 filters.remove_filter_hook(filter_session);
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41 end