author | Waqas Hussain <waqas20@gmail.com> |
Sat, 20 Nov 2010 02:33:36 +0500 | |
changeset 3634 | 0d6b57edb7bd |
parent 3423 | 929fb7b65d2c |
child 3756 | db7183f07114 |
permissions | -rw-r--r-- |
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-- Prosody IM |
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Update copyright headers for 2010
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-- Copyright (C) 2008-2010 Matthew Wild |
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-- Copyright (C) 2008-2010 Waqas Hussain |
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-- |
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-- This project is MIT/X11 licensed. Please see the |
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-- COPYING file in the source package for more information. |
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-- |
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Abstract connections with "connection listeners"
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local logger = require "logger"; |
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xmpp{server,client}_listener: Fix global accesses
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local log = logger.init("xmppclient_listener"); |
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local lxp = require "lxp" |
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net.xmppclient_listener: Port to util.xmppstream \o/
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local new_xmpp_stream = require "util.xmppstream".new; |
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local sm_new_session = require "core.sessionmanager".new_session; |
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local connlisteners_register = require "net.connlisteners".register; |
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local t_insert = table.insert; |
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local t_concat = table.concat; |
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local t_concatall = function (t, sep) local tt = {}; for _, s in ipairs(t) do t_insert(tt, tostring(s)); end return t_concat(tt, sep); end |
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local m_random = math.random; |
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local format = string.format; |
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local sessionmanager = require "core.sessionmanager"; |
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local sm_new_session, sm_destroy_session = sessionmanager.new_session, sessionmanager.destroy_session; |
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local sm_streamopened = sessionmanager.streamopened; |
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local sm_streamclosed = sessionmanager.streamclosed; |
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local st = require "util.stanza"; |
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xmppclient_listener: Allow the tcp_keepalives option in the config to control whether keepalives are used
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local config = require "core.configmanager"; |
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local opt_keepalives = config.get("*", "core", "tcp_keepalives"); |
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net.xmpp{client,server,component}: Update for new xmlhandlers syntax
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local stream_callbacks = { default_ns = "jabber:client", |
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streamopened = sm_streamopened, streamclosed = sm_streamclosed, handlestanza = core_process_stanza }; |
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local xmlns_xmpp_streams = "urn:ietf:params:xml:ns:xmpp-streams"; |
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function stream_callbacks.error(session, error, data) |
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if error == "no-stream" then |
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session.log("debug", "Invalid opening stream header"); |
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session:close("invalid-namespace"); |
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elseif error == "parse-error" then |
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(session.log or log)("debug", "Client XML parse error: %s", tostring(data)); |
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net.xmpp{client,server,component}_listener: s/xml-not-well-formed/not-well-formed/ as per latest bis drafts.
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session:close("not-well-formed"); |
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elseif error == "stream-error" then |
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local condition, text = "undefined-condition"; |
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for child in data:children() do |
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if child.attr.xmlns == xmlns_xmpp_streams then |
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if child.name ~= "text" then |
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condition = child.name; |
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51 |
else |
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text = child:get_text(); |
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end |
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if condition ~= "undefined-condition" and text then |
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break; |
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56 |
end |
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end |
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end |
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text = condition .. (text and (" ("..text..")") or ""); |
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session.log("info", "Session closed by remote with error: %s", text); |
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session:close(nil, text); |
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end |
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end |
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Fix blank tracebacks for c2s/s2s connections
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local function handleerr(err) log("error", "Traceback[c2s]: %s: %s", tostring(err), debug.traceback()); end |
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function stream_callbacks.handlestanza(session, stanza) |
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stanza = session.filter("stanzas/in", stanza); |
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if stanza then |
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return xpcall(function () return core_process_stanza(session, stanza) end, handleerr); |
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70 |
end |
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fa4a51fe6442
Remove an incorrect line which I didn't add, and fix the proper way. Corrects the sending of stanzas over unauthed s2sout's. Also fixes mod_dialback to send stanzas and not strings.
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71 |
end |
fa4a51fe6442
Remove an incorrect line which I didn't add, and fix the proper way. Corrects the sending of stanzas over unauthed s2sout's. Also fixes mod_dialback to send stanzas and not strings.
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local sessions = {}; |
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No more reading 1 byte at a time from sockets
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74 |
local xmppclient = { default_port = 5222, default_mode = "*a" }; |
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|
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-- These are session methods -- |
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Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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local stream_xmlns_attr = {xmlns='urn:ietf:params:xml:ns:xmpp-streams'}; |
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local default_stream_attr = { ["xmlns:stream"] = "http://etherx.jabber.org/streams", xmlns = stream_callbacks.default_ns, version = "1.0", id = "" }; |
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session:disconnect() -> session:close() for consistency with other Lua APIs
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local function session_close(session, reason) |
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Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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local log = session.log or log; |
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Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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if session.conn then |
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xmpp{client,server,component]_listener: Open stream if sending an error and it isn't already open. Fixes #120
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83 |
if session.notopen then |
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xmpp{client,server,component]_listener: Open stream if sending an error and it isn't already open. Fixes #120
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84 |
session.send("<?xml version='1.0'?>"); |
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xmpp{client,server,component]_listener: Open stream if sending an error and it isn't already open. Fixes #120
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85 |
session.send(st.stanza("stream:stream", default_stream_attr):top_tag()); |
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xmpp{client,server,component]_listener: Open stream if sending an error and it isn't already open. Fixes #120
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86 |
end |
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Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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87 |
if reason then |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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if type(reason) == "string" then -- assume stream error |
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Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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log("info", "Disconnecting client, <stream:error> is: %s", reason); |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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90 |
session.send(st.stanza("stream:error"):tag(reason, {xmlns = 'urn:ietf:params:xml:ns:xmpp-streams' })); |
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Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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91 |
elseif type(reason) == "table" then |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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92 |
if reason.condition then |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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93 |
local stanza = st.stanza("stream:error"):tag(reason.condition, stream_xmlns_attr):up(); |
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Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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if reason.text then |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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95 |
stanza:tag("text", stream_xmlns_attr):text(reason.text):up(); |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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96 |
end |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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97 |
if reason.extra then |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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98 |
stanza:add_child(reason.extra); |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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99 |
end |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
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100 |
log("info", "Disconnecting client, <stream:error> is: %s", tostring(stanza)); |
3be63719428e
Allow us to close client connections, with or without a stream error. Partially fixes #8, we still need the same for s2s (though it should be almost a straight copy of the code, I'm too tired atm)
Matthew Wild <mwild1@gmail.com>
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101 |
session.send(stanza); |
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102 |
elseif reason.name then -- a stanza |
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103 |
log("info", "Disconnecting client, <stream:error> is: %s", tostring(reason)); |
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104 |
session.send(reason); |
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105 |
end |
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106 |
end |
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107 |
end |
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108 |
session.send("</stream:stream>"); |
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109 |
session.conn:close(); |
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110 |
xmppclient.ondisconnect(session.conn, (reason and (reason.text or reason.condition)) or reason or "session closed"); |
329
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111 |
end |
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112 |
end |
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113 |
|
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114 |
|
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115 |
-- End of session methods -- |
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116 |
|
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117 |
function xmppclient.onconnect(conn) |
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118 |
local session = sm_new_session(conn); |
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119 |
sessions[conn] = session; |
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120 |
|
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121 |
session.log("info", "Client connected"); |
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122 |
|
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123 |
-- Client is using legacy SSL (otherwise mod_tls sets this flag) |
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124 |
if conn:ssl() then |
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125 |
session.secure = true; |
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126 |
end |
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127 |
|
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128 |
if opt_keepalives ~= nil then |
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129 |
conn:setoption("keepalive", opt_keepalives); |
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130 |
end |
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131 |
|
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132 |
session.close = session_close; |
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133 |
|
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134 |
local stream = new_xmpp_stream(session, stream_callbacks); |
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135 |
session.stream = stream; |
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136 |
|
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137 |
session.notopen = true; |
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138 |
|
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139 |
function session.reset_stream() |
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140 |
session.notopen = true; |
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141 |
session.stream:reset(); |
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142 |
end |
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143 |
|
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144 |
local filter = session.filter; |
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145 |
function session.data(data) |
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146 |
data = filter("bytes/in", data); |
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147 |
if data then |
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148 |
local ok, err = stream:feed(data); |
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149 |
if ok then return; end |
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150 |
log("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " "):gsub("[%z\1-\31]", "_")); |
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151 |
session:close("not-well-formed"); |
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152 |
end |
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153 |
end |
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154 |
|
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155 |
local handlestanza = stream_callbacks.handlestanza; |
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156 |
function session.dispatch_stanza(session, stanza) |
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157 |
return handlestanza(session, stanza); |
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158 |
end |
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159 |
end |
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160 |
|
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161 |
function xmppclient.onincoming(conn, data) |
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162 |
local session = sessions[conn]; |
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163 |
if session then |
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164 |
session.data(data); |
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165 |
end |
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166 |
end |
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167 |
|
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168 |
function xmppclient.ondisconnect(conn, err) |
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169 |
local session = sessions[conn]; |
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|
170 |
if session then |
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171 |
(session.log or log)("info", "Client disconnected: %s", err); |
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172 |
sm_destroy_session(session, err); |
123
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173 |
sessions[conn] = nil; |
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174 |
session = nil; |
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175 |
end |
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176 |
end |
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177 |
|
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178 |
function xmppclient.associate_session(conn, session) |
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179 |
sessions[conn] = session; |
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180 |
end |
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181 |
|
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182 |
connlisteners_register("xmppclient", xmppclient); |