diff options
Diffstat (limited to 'net/xmppclient_listener.lua')
| -rw-r--r-- | net/xmppclient_listener.lua | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/net/xmppclient_listener.lua b/net/xmppclient_listener.lua deleted file mode 100644 index 4cc90cbf..00000000 --- a/net/xmppclient_listener.lua +++ /dev/null @@ -1,179 +0,0 @@ --- Prosody IM --- Copyright (C) 2008-2010 Matthew Wild --- Copyright (C) 2008-2010 Waqas Hussain --- --- This project is MIT/X11 licensed. Please see the --- COPYING file in the source package for more information. --- - - - -local logger = require "logger"; -local log = logger.init("xmppclient_listener"); -local new_xmpp_stream = require "util.xmppstream".new; - -local connlisteners_register = require "net.connlisteners".register; - -local sessionmanager = require "core.sessionmanager"; -local sm_new_session, sm_destroy_session = sessionmanager.new_session, sessionmanager.destroy_session; -local sm_streamopened = sessionmanager.streamopened; -local sm_streamclosed = sessionmanager.streamclosed; -local st = require "util.stanza"; -local xpcall = xpcall; -local tostring = tostring; -local type = type; -local traceback = debug.traceback; - -local config = require "core.configmanager"; -local opt_keepalives = config.get("*", "core", "tcp_keepalives"); - -local stream_callbacks = { default_ns = "jabber:client", - streamopened = sm_streamopened, streamclosed = sm_streamclosed, handlestanza = core_process_stanza }; - -local xmlns_xmpp_streams = "urn:ietf:params:xml:ns:xmpp-streams"; - -function stream_callbacks.error(session, error, data) - if error == "no-stream" then - session.log("debug", "Invalid opening stream header"); - session:close("invalid-namespace"); - elseif error == "parse-error" then - (session.log or log)("debug", "Client XML parse error: %s", tostring(data)); - session:close("not-well-formed"); - elseif error == "stream-error" then - local condition, text = "undefined-condition"; - for child in data:children() do - if child.attr.xmlns == xmlns_xmpp_streams then - if child.name ~= "text" then - condition = child.name; - else - text = child:get_text(); - end - if condition ~= "undefined-condition" and text then - break; - end - end - end - text = condition .. (text and (" ("..text..")") or ""); - session.log("info", "Session closed by remote with error: %s", text); - session:close(nil, text); - end -end - -local function handleerr(err) log("error", "Traceback[c2s]: %s: %s", tostring(err), traceback()); end -function stream_callbacks.handlestanza(session, stanza) - stanza = session.filter("stanzas/in", stanza); - if stanza then - return xpcall(function () return core_process_stanza(session, stanza) end, handleerr); - end -end - -local sessions = {}; -local xmppclient = { default_port = 5222, default_mode = "*a" }; - --- These are session methods -- - -local stream_xmlns_attr = {xmlns='urn:ietf:params:xml:ns:xmpp-streams'}; -local default_stream_attr = { ["xmlns:stream"] = "http://etherx.jabber.org/streams", xmlns = stream_callbacks.default_ns, version = "1.0", id = "" }; -local function session_close(session, reason) - local log = session.log or log; - if session.conn then - if session.notopen then - session.send("<?xml version='1.0'?>"); - session.send(st.stanza("stream:stream", default_stream_attr):top_tag()); - end - if reason then - if type(reason) == "string" then -- assume stream error - log("info", "Disconnecting client, <stream:error> is: %s", reason); - session.send(st.stanza("stream:error"):tag(reason, {xmlns = 'urn:ietf:params:xml:ns:xmpp-streams' })); - elseif type(reason) == "table" then - if reason.condition then - local stanza = st.stanza("stream:error"):tag(reason.condition, stream_xmlns_attr):up(); - if reason.text then - stanza:tag("text", stream_xmlns_attr):text(reason.text):up(); - end - if reason.extra then - stanza:add_child(reason.extra); - end - log("info", "Disconnecting client, <stream:error> is: %s", tostring(stanza)); - session.send(stanza); - elseif reason.name then -- a stanza - log("info", "Disconnecting client, <stream:error> is: %s", tostring(reason)); - session.send(reason); - end - end - end - session.send("</stream:stream>"); - session.conn:close(); - xmppclient.ondisconnect(session.conn, (reason and (reason.text or reason.condition)) or reason or "session closed"); - end -end - - --- End of session methods -- - -function xmppclient.onconnect(conn) - local session = sm_new_session(conn); - sessions[conn] = session; - - session.log("info", "Client connected"); - - -- Client is using legacy SSL (otherwise mod_tls sets this flag) - if conn:ssl() then - session.secure = true; - end - - if opt_keepalives ~= nil then - conn:setoption("keepalive", opt_keepalives); - end - - session.close = session_close; - - local stream = new_xmpp_stream(session, stream_callbacks); - session.stream = stream; - - session.notopen = true; - - function session.reset_stream() - session.notopen = true; - session.stream:reset(); - end - - local filter = session.filter; - function session.data(data) - data = filter("bytes/in", data); - if data then - local ok, err = stream:feed(data); - if ok then return; end - log("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " "):gsub("[%z\1-\31]", "_")); - session:close("not-well-formed"); - end - end - - local handlestanza = stream_callbacks.handlestanza; - function session.dispatch_stanza(session, stanza) - return handlestanza(session, stanza); - end -end - -function xmppclient.onincoming(conn, data) - local session = sessions[conn]; - if session then - session.data(data); - end -end - -function xmppclient.ondisconnect(conn, err) - local session = sessions[conn]; - if session then - (session.log or log)("info", "Client disconnected: %s", err); - sm_destroy_session(session, err); - sessions[conn] = nil; - session = nil; - end -end - -function xmppclient.associate_session(conn, session) - sessions[conn] = session; -end - -connlisteners_register("xmppclient", xmppclient); |