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annotate mod_proxy65/mod_proxy65.lua @ 130:51cd803e86be

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mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
author Waqas Hussain <waqas20@gmail.com>
date Fri, 19 Feb 2010 09:08:22 +0500
parents a54cc7bca826
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 -- Copyright (C) 2009 Thilo Cestonaro
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2 --
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3 -- This project is MIT/X11 licensed. Please see the
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4 -- COPYING file in the source package for more information.
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5 --
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6 --[[
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7 * to restart the proxy in the console: e.g.
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8 module:unload("proxy65");
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9 > server.removeserver(<proxy65_port>);
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10 module:load("proxy65", <proxy65_jid>);
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11 ]]--
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12
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13 if module:get_host_type() ~= "component" then
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14 error("proxy65 should be loaded as a component, please see http://prosody.im/doc/components", 0);
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15 end
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16
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17 local jid_split = require "util.jid".split;
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18 local st = require "util.stanza";
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19 local componentmanager = require "core.componentmanager";
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20 local config_get = require "core.configmanager".get;
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21 local connlisteners = require "net.connlisteners";
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22 local sha1 = require "util.hashes".sha1;
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23
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24 local host, name = module:get_host(), "SOCKS5 Bytestreams Service";
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25 local sessions, transfers, component, replies_cache = {}, {}, nil, {};
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26
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27 local proxy_port = config_get(host, "core", "proxy65_port") or 5000;
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28 local proxy_interface = config_get(host, "core", "proxy65_interface") or "*";
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29 local proxy_address = config_get(host, "core", "proxy65_address") or (proxy_interface ~= "*" and proxy_interface) or host;
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30 local proxy_acl = config_get(host, "core", "proxy65_acl");
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31
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32 local connlistener = { default_port = proxy_port, default_interface = proxy_interface, default_mode = "*a" };
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33
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34 function connlistener.listener(conn, data)
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35 local session = sessions[conn] or {};
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36
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37 if session.setup == nil and data ~= nil and data:sub(1):byte() == 0x05 and data:len() > 2 then
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38 local nmethods = data:sub(2):byte();
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39 local methods = data:sub(3);
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40 local supported = false;
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41 for i=1, nmethods, 1 do
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42 if(methods:sub(i):byte() == 0x00) then -- 0x00 == method: NO AUTH
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43 supported = true;
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44 break;
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45 end
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46 end
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47 if(supported) then
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48 module:log("debug", "new session found ... ")
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49 session.setup = true;
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50 sessions[conn] = session;
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51 conn.write(string.char(5, 0));
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52 end
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53 return;
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54 end
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55 if session.setup then
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56 if session.sha ~= nil and transfers[session.sha] ~= nil then
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57 local sha = session.sha;
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58 if transfers[sha].activated == true and transfers[sha].initiator == conn and transfers[sha].target ~= nil then
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59 transfers[sha].target.write(data);
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60 return;
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61 end
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62 end
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63 if data ~= nil and data:len() == 0x2F and -- 40 == length of SHA1 HASH, and 7 other bytes => 47 => 0x2F
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64 data:sub(1):byte() == 0x05 and -- SOCKS5 has 5 in first byte
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65 data:sub(2):byte() == 0x01 and -- CMD must be 1
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66 data:sub(3):byte() == 0x00 and -- RSV must be 0
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67 data:sub(4):byte() == 0x03 and -- ATYP must be 3
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68 data:sub(5):byte() == 40 and -- SHA1 HASH length must be 40 (0x28)
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69 data:sub(-2):byte() == 0x00 and -- PORT must be 0, size 2 byte
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70 data:sub(-1):byte() == 0x00
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71 then
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72 local sha = data:sub(6, 45); -- second param is not count! it's the ending index (included!)
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73 if transfers[sha] == nil then
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74 transfers[sha] = {};
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75 transfers[sha].activated = false;
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76 transfers[sha].target = conn;
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77 session.sha = sha;
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78 module:log("debug", "target connected ... ");
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79 elseif transfers[sha].target ~= nil then
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80 transfers[sha].initiator = conn;
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81 session.sha = sha;
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82 module:log("debug", "initiator connected ... ");
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83 end
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84 conn.write(string.char(5, 0, 0, 3, sha:len()) .. sha .. string.char(0, 0)); -- VER, REP, RSV, ATYP, BND.ADDR (sha), BND.PORT (2 Byte)
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85 else
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86 log:module("warn", "Neither data transfer nor initial connect of a participator of a transfer.")
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87 conn.close();
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88 end
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89 else
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90 if data ~= nil then
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91 module:log("warn", "unknown connection with no authentication data -> closing it");
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92 conn.close();
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93 end
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94 end
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95 end
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96
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97 function connlistener.disconnect(conn, err)
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98 local session = sessions[conn];
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99 if session then
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100 if session.sha and transfers[session.sha] then
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101 local initiator, target = transfers[session.sha].initiator, transfers[session.sha].target;
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102 if initiator == conn and target ~= nil then
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103 target.close();
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104 elseif target == conn and initiator ~= nil then
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105 initiator.close();
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106 end
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107 transfers[session.sha] = nil;
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108 end
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109 -- Clean up any session-related stuff here
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110 sessions[conn] = nil;
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111 end
65
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112 end
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113
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114 local function get_disco_info(stanza)
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115 local reply = replies_cache.disco_info;
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116 if reply == nil then
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117 reply = st.iq({type='result', from=host}):query("http://jabber.org/protocol/disco#info")
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118 :tag("identity", {category='proxy', type='bytestreams', name=name}):up()
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119 :tag("feature", {var="http://jabber.org/protocol/bytestreams"});
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parents: 64
diff changeset
120 replies_cache.disco_info = reply;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
121 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
122
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
123 reply.attr.id = stanza.attr.id;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
124 reply.attr.to = stanza.attr.from;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
125 return reply;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
126 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
127
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
128 local function get_disco_items(stanza)
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
129 local reply = replies_cache.disco_items;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
130 if reply == nil then
68
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
131 reply = st.iq({type='result', from=host}):query("http://jabber.org/protocol/disco#items");
79
34f5818c90e9 mod_proxy65: answer with correct disco#info data on a disco#info request
Thilo Cestonaro <thilo@cestona.ro>
parents: 77
diff changeset
132 replies_cache.disco_items = reply;
65
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
133 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
134
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
135 reply.attr.id = stanza.attr.id;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
136 reply.attr.to = stanza.attr.from;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
137 return reply;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
138 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
139
82
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
140 local function _jid_join(node, host, resource)
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
141 local ret = host;
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
142 if ret then
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
143 if node then
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
144 ret = node .. "@" .. ret;
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
145 end
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
146 if resource then
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
147 ret = ret .. "/" .. resource;
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
148 end
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
149 end
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
150 return ret;
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
151 end
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
152
80
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
153 local function get_stream_host(origin, stanza)
65
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
154 local reply = replies_cache.stream_host;
80
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
155 local err_reply = replies_cache.stream_host_err;
65
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
156 local sid = stanza.tags[1].attr.sid;
80
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
157 local allow = false;
82
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
158 local jid_node, jid_host, jid_resource = jid_split(stanza.attr.from);
80
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
159
82
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
160 if stanza.attr.from == nil then
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
161 jid_node = origin.username;
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
162 jid_host = origin.host;
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
163 jid_resource = origin.resource;
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
164 end
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
165
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
166 if proxy_acl and #proxy_acl > 0 then
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
167 if host ~= nil then -- at least a domain is needed.
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
168 for _, acl in ipairs(proxy_acl) do
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
169 local acl_node, acl_host, acl_resource = jid_split(acl);
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
170 if ((acl_node ~= nil and acl_node == jid_node) or acl_node == nil) and
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
171 ((acl_host ~= nil and acl_host == jid_host) or acl_host == nil) and
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
172 ((acl_resource ~= nil and acl_resource == jid_resource) or acl_resource == nil) then
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
173 allow = true;
608dc38b6580 mod_proxy65: never use global varnames as local varnames, it can break your brain!
Thilo Cestonaro <thilo@cestona.ro>
parents: 80
diff changeset
174 end
80
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
175 end
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
176 end
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
177 else
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
178 allow = true;
65
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
179 end
80
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
180 if allow == true then
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
181 if reply == nil then
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
182 reply = st.iq({type="result", from=host})
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
183 :query("http://jabber.org/protocol/bytestreams")
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
184 :tag("streamhost", {jid=host, host=proxy_address, port=proxy_port});
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
185 replies_cache.stream_host = reply;
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
186 end
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
187 else
83
9d92db30235f mod_proxy65: make it work from external initiators, too
Thilo Cestonaro <thilo@cestona.ro>
parents: 82
diff changeset
188 module:log("warn", "Denying use of proxy for %s", tostring(_jid_join(jid_node, jid_host, jid_resource)));
80
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
189 if err_reply == nil then
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
190 err_reply = st.iq({type="error", from=host})
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
191 :query("http://jabber.org/protocol/bytestreams")
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
192 :tag("error", {code='403', type='auth'})
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
193 :tag("forbidden", {xmlns='urn:ietf:params:xml:ns:xmpp-stanzas'});
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
194 replies_cache.stream_host_err = err_reply;
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
195 end
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
196 reply = err_reply;
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
197 end
65
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
198 reply.attr.id = stanza.attr.id;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
199 reply.attr.to = stanza.attr.from;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
200 reply.tags[1].attr.sid = sid;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
201 return reply;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
202 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
203
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
204 module.unload = function()
72
2bf6c7c590a1 mod_proxy65: component register and deregister are with "_component" appended
Thilo Cestonaro <thilo@cestona.ro>
parents: 70
diff changeset
205 componentmanager.deregister_component(host);
74
d70813f7d90a mod_proxy65: make it work again
Thilo Cestonaro <thilo@cestona.ro>
parents: 73
diff changeset
206 connlisteners.deregister(module.host .. ':proxy65');
65
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
207 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
208
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
209 local function set_activation(stanza)
68
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
210 local from, to, sid, reply = nil;
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
211 from = stanza.attr.from;
65
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
212 if stanza.tags[1] ~= nil and tostring(stanza.tags[1].name) == "query" then
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
213 if stanza.tags[1].attr ~= nil then
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
214 sid = stanza.tags[1].attr.sid;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
215 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
216 if stanza.tags[1].tags[1] ~= nil and tostring(stanza.tags[1].tags[1].name) == "activate" then
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
217 to = stanza.tags[1].tags[1][1];
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
218 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
219 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
220 if from ~= nil and to ~= nil and sid ~= nil then
83
9d92db30235f mod_proxy65: make it work from external initiators, too
Thilo Cestonaro <thilo@cestona.ro>
parents: 82
diff changeset
221 reply = st.iq({type="result", from=host, to=from});
65
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
222 reply.attr.id = stanza.attr.id;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
223 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
224 return reply, from, to, sid;
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
225 end
a35eb0764ac6 mod_proxy65: tcp connection of initiator and target are established
Thilo Cestonaro <thilo@cestona.ro>
parents: 64
diff changeset
226
68
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
227 function handle_to_domain(origin, stanza)
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
228 local to_node, to_host, to_resource = jid_split(stanza.attr.to);
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
229 if to_node == nil then
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
230 local type = stanza.attr.type;
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
231 if type == "error" or type == "result" then return; end
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
232 if stanza.name == "iq" and type == "get" then
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
233 local xmlns = stanza.tags[1].attr.xmlns
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
234 if xmlns == "http://jabber.org/protocol/disco#info" then
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
235 origin.send(get_disco_info(stanza));
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
236 return true;
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
237 elseif xmlns == "http://jabber.org/protocol/disco#items" then
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
238 origin.send(get_disco_items(stanza));
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
239 return true;
0df3e4d1f1a3 mod_proxy65: Reviewed and re-factored the code, added proxy_address to specify the address which the proxy advertises for clients to connect to
Matthew Wild <mwild1@gmail.com>
parents: 66
diff changeset
240 elseif xmlns == "http://jabber.org/protocol/bytestreams" then
80
bed9a6b40fae mod_proxy65: basic white list - access control list
Thilo Cestonaro <thilo@cestona.ro>
parents: 79
diff changeset
241 origin.send(get_stream_host(origin, stanza));
68
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242 return true;
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243 end
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244 elseif stanza.name == "iq" and type == "set" then
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245 local reply, from, to, sid = set_activation(stanza);
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246 if reply ~= nil and from ~= nil and to ~= nil and sid ~= nil then
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247 local sha = sha1(sid .. from .. to, true);
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248 if transfers[sha] == nil then
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a54cc7bca826 mod_proxy65: correct log level, be more descriptive
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249 module:log("warn", "Recieved request to activate transfer with no participants");
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250 module:log("debug", "The sha1 of the transfer which should be activated was: %s", sha);
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parents: 66
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251 elseif(transfers[sha] ~= nil and transfers[sha].initiator ~= nil and transfers[sha].target ~= nil) then
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parents: 66
diff changeset
252 origin.send(reply);
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parents: 66
diff changeset
253 transfers[sha].activated = true;
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254 end
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diff changeset
255 else
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256 module:log("error", "activation failed: sid: %s, initiator: %s, target: %s", tostring(sid), tostring(from), tostring(to));
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257 end
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parents: 66
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258 end
64
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259 end
68
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260 return;
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261 end
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262
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adb9d1b879c2 mod_proxy65: changed the listener name to be unique on a per component basis and display a good error description when connlistener register fails
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parents: 72
diff changeset
263 if not connlisteners.register(module.host .. ':proxy65', connlistener) then
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parents: 66
diff changeset
264 error("mod_proxy65: Could not establish a connection listener. Check your configuration please.");
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parents: 72
diff changeset
265 error(" one possible cause for this would be that two proxy65 components share the same port.");
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parents:
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266 end
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267
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d70813f7d90a mod_proxy65: make it work again
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parents: 73
diff changeset
268 connlisteners.start(module.host .. ':proxy65');
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2bf6c7c590a1 mod_proxy65: component register and deregister are with "_component" appended
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parents: 70
diff changeset
269 component = componentmanager.register_component(host, handle_to_domain);