Annotate

mod_flash_policy/mod_flash_policy.lua @ 3023:38365c1f1fe4

mod_block_strangers: Allow stanza from self (fixes #966, thanks Sergey Popov)
author Matthew Wild <mwild1@gmail.com>
date Tue, 22 May 2018 14:20:23 +0100
parent 1343:7dbde05b48a9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
394
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
1 local filters = require "util.filters";
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
2 local config = {}
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
3 config.file = module:get_option_string("crossdomain_file", "");
395
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
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>]]);
394
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
5 local string = ''
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
6 if not config.file ~= '' then
395
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
7 local f = assert(io.open(config.file));
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
8 string = f:read("*all");
394
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
9 else
395
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
10 string = config.string
394
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
11 end
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
12
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
13 module:log("debug", "crossdomain string: "..string);
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
14
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
15 module:set_global();
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
16
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
17 function filter_policy(data, session)
395
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
18 -- Since we only want to check the first block of data, remove the filter
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
19 filters.remove_filter(session, "bytes/in", filter_policy);
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
20 if data == "<policy-file-request/>\0" then
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
21 session.send(string.."\0");
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
22 return nil; -- Drop data to prevent it reaching the XMPP parser
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
23 else
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
24 return data; -- Pass data through, it wasn't a policy request
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
25 end
1343
7dbde05b48a9 all the things: Remove trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 395
diff changeset
26
394
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
27 end
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
28
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
29 function filter_session(session)
395
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
30 if session.type == "c2s_unauthed" then
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
31 filters.add_filter(session, "bytes/in", filter_policy, -1);
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
32 end
394
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
33 end
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
34
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
35 function module.load()
395
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
36 filters.add_filter_hook(filter_session);
394
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
37 end
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
38
4219f69be1cf Let session.send() actually send the config string
leonbogaert@gmail.com
parents: 379
diff changeset
39 function module.unload()
395
77ca0947647b Copied from bash :s
leonbogaert@gmail.com
parents: 394
diff changeset
40 filters.remove_filter_hook(filter_session);
379
eebc19c224fb Moved the file to a directory
leonbogaert
parents:
diff changeset
41 end