X-Git-Url: https://git.enpas.org/?a=blobdiff_plain;f=plugins%2Fmod_bosh.lua;h=2cb3100ee1243d6b8bfbb80802b068b3589eee14;hb=c683e62e801e15d33955866e20e1f1da96d3e946;hp=d8eb94e7ecec1dcdbe737798073cf7277989acbd;hpb=662790a450aa12babe5fc1f411c166fe134e6a8c;p=prosody.git diff --git a/plugins/mod_bosh.lua b/plugins/mod_bosh.lua index d8eb94e7..2cb3100e 100644 --- a/plugins/mod_bosh.lua +++ b/plugins/mod_bosh.lua @@ -21,8 +21,9 @@ local core_process_stanza = core_process_stanza; local st = require "util.stanza"; local logger = require "util.logger"; local log = logger.init("mod_bosh"); -local stream_callbacks = { stream_tag = "http://jabber.org/protocol/httpbind|body" }; + local xmlns_bosh = "http://jabber.org/protocol/httpbind"; -- (hard-coded into a literal in session.send) +local stream_callbacks = { stream_ns = "http://jabber.org/protocol/httpbind", stream_tag = "body", default_ns = xmlns_bosh }; local BOSH_DEFAULT_HOLD = tonumber(module:get_option("bosh_default_hold")) or 1; local BOSH_DEFAULT_INACTIVITY = tonumber(module:get_option("bosh_max_inactivity")) or 60; @@ -33,6 +34,22 @@ local BOSH_DEFAULT_MAXPAUSE = tonumber(module:get_option("bosh_max_pause")) or 3 local default_headers = { ["Content-Type"] = "text/xml; charset=utf-8" }; local session_close_reply = { headers = default_headers, body = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate" }), attr = {} }; +local cross_domain = module:get_option("cross_domain_bosh"); +if cross_domain then + default_headers["Access-Control-Allow-Methods"] = "GET, POST, OPTIONS"; + default_headers["Access-Control-Allow-Headers"] = "Content-Type"; + default_headers["Access-Control-Max-Age"] = "7200"; + + if cross_domain == true then + default_headers["Access-Control-Allow-Origin"] = "*"; + elseif type(cross_domain) == "table" then + cross_domain = table.concat(cross_domain, ", "); + end + if type(cross_domain) == "string" then + default_headers["Access-Control-Allow-Origin"] = cross_domain; + end +end + local t_insert, t_remove, t_concat = table.insert, table.remove, table.concat; local os_time = os.time; @@ -60,16 +77,20 @@ end function handle_request(method, body, request) if (not body) or request.method ~= "POST" then - return "You really don't look like a BOSH client to me... what do you want?"; + if request.method == "OPTIONS" then + return { headers = default_headers, body = "" }; + else + return "You really don't look like a BOSH client to me... what do you want?"; + end end - if not method then + if not method then log("debug", "Request %s suffered error %s", tostring(request.id), body); return; end --log("debug", "Handling new request %s: %s\n----------", request.id, tostring(body)); request.notopen = true; request.log = log; - local parser = lxp.new(init_xmlhandlers(request, stream_callbacks), "|"); + local parser = lxp.new(init_xmlhandlers(request, stream_callbacks), "\1"); parser:parse(body); @@ -151,7 +172,7 @@ function stream_callbacks.streamopened(request, attr) local r, send_buffer = session.requests, session.send_buffer; local response = { headers = default_headers } function session.send(s) - log("debug", "Sending BOSH data: %s", tostring(s)); + --log("debug", "Sending BOSH data: %s", tostring(s)); local oldest_request = r[1]; while oldest_request and oldest_request.destroyed do t_remove(r, 1); @@ -159,7 +180,7 @@ function stream_callbacks.streamopened(request, attr) oldest_request = r[1]; end if oldest_request then - log("debug", "We have an open request, so using that to send with"); + log("debug", "We have an open request, so sending on that"); response.body = t_concat{"", tostring(s), "" }; oldest_request:send(response); --log("debug", "Sent"); @@ -185,14 +206,15 @@ function stream_callbacks.streamopened(request, attr) -- Send creation response local features = st.stanza("stream:features"); + hosts[session.host].events.fire_event("stream-features", { origin = session, features = features }); fire_event("stream-features", session, features); --xmpp:version='1.0' xmlns:xmpp='urn:xmpp:xbosh' - local response = st.stanza("body", { xmlns = xmlns_bosh, - inactivity = tostring(BOSH_DEFAULT_INACTIVITY), polling = tostring(BOSH_DEFAULT_POLLING), requests = tostring(BOSH_DEFAULT_REQUESTS), hold = tostring(session.bosh_hold), maxpause = "120", - sid = sid, authid = sid, ver = '1.6', from = session.host, secure = 'true', ["xmpp:version"] = "1.0", + local response = st.stanza("body", { xmlns = xmlns_bosh, + inactivity = tostring(BOSH_DEFAULT_INACTIVITY), polling = tostring(BOSH_DEFAULT_POLLING), requests = tostring(BOSH_DEFAULT_REQUESTS), hold = tostring(session.bosh_hold), maxpause = "120", + sid = sid, authid = sid, ver = '1.6', from = session.host, secure = 'true', ["xmpp:version"] = "1.0", ["xmlns:xmpp"] = "urn:xmpp:xbosh", ["xmlns:stream"] = "http://etherx.jabber.org/streams" }):add_child(features); request:send{ headers = default_headers, body = tostring(response) }; - + request.sid = sid; return; end @@ -208,16 +230,16 @@ function stream_callbacks.streamopened(request, attr) if session.rid then local rid = tonumber(attr.rid); - if rid - session.rid > 1 then + local diff = rid - session.rid; + if diff > 1 then session.log("warn", "rid too large (means a request was lost). Last rid: %d New rid: %s", session.rid, attr.rid); - elseif session.rid >= rid then + elseif diff <= 0 then -- Repeated, ignore session.log("debug", "rid repeated (on request %s), ignoring: %d", request.id, session.rid); request.notopen = nil; t_insert(session.requests, request); return; end - request.rid = rid; session.rid = rid; end @@ -236,6 +258,7 @@ function stream_callbacks.streamopened(request, attr) if session.notopen then local features = st.stanza("stream:features"); + hosts[session.host].events.fire_event("stream-features", { origin = session, features = features }); fire_event("stream-features", session, features); session.send(features); session.notopen = nil; @@ -253,10 +276,12 @@ function stream_callbacks.handlestanza(request, stanza) if stanza.attr.xmlns == xmlns_bosh then stanza.attr.xmlns = "jabber:client"; end + session.ip = request.handler:ip(); core_process_stanza(session, stanza); end end +local dead_sessions = {}; function on_timer() -- log("debug", "Checking for requests soon to timeout..."); -- Identify requests timing out within the next few seconds @@ -273,21 +298,36 @@ function on_timer() end now = now - 3; + local n_dead_sessions = 0; for session, inactive_since in pairs(inactive_sessions) do if session.bosh_max_inactive then if now - inactive_since > session.bosh_max_inactive then (session.log or log)("debug", "BOSH client inactive too long, destroying session at %d", now); sessions[session.sid] = nil; inactive_sessions[session] = nil; - sm_destroy_session(session, "BOSH client silent for over "..session.bosh_max_inactive.." seconds"); + n_dead_sessions = n_dead_sessions + 1; + dead_sessions[n_dead_sessions] = session; end else inactive_sessions[session] = nil; end end + + for i=1,n_dead_sessions do + local session = dead_sessions[i]; + dead_sessions[i] = nil; + sm_destroy_session(session, "BOSH client silent for over "..session.bosh_max_inactive.." seconds"); + end end -local ports = module:get_option("bosh_ports") or { 5280 }; -httpserver.new_from_config(ports, "http-bind", handle_request); -server.addtimer(on_timer); +local function setup() + local ports = module:get_option("bosh_ports") or { 5280 }; + httpserver.new_from_config(ports, handle_request, { base = "http-bind" }); + server.addtimer(on_timer); +end +if prosody.start_time then -- already started + setup(); +else + prosody.events.add_handler("server-started", setup); +end