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-rw-r--r--plugins/mod_bosh.lua51
1 files changed, 27 insertions, 24 deletions
diff --git a/plugins/mod_bosh.lua b/plugins/mod_bosh.lua
index 7b1d8800..8e87e140 100644
--- a/plugins/mod_bosh.lua
+++ b/plugins/mod_bosh.lua
@@ -9,7 +9,6 @@
module.host = "*" -- Global module
local hosts = _G.hosts;
-local lxp = require "lxp";
local new_xmpp_stream = require "util.xmppstream".new;
local httpserver = require "net.httpserver";
local sm = require "core.sessionmanager";
@@ -35,6 +34,7 @@ local BOSH_DEFAULT_POLLING = module:get_option_number("bosh_max_polling", 5);
local BOSH_DEFAULT_REQUESTS = module:get_option_number("bosh_max_requests", 2);
local consider_bosh_secure = module:get_option_boolean("consider_bosh_secure");
+local auto_cork = module:get_option_boolean("bosh_auto_cork", false);
local default_headers = { ["Content-Type"] = "text/xml; charset=utf-8" };
@@ -57,7 +57,7 @@ end
local trusted_proxies = module:get_option_set("trusted_proxies", {"127.0.0.1"})._items;
local function get_ip_from_request(request)
- local ip = request.handler:ip();
+ local ip = request.conn:ip();
local forwarded_for = request.headers["x-forwarded-for"];
if forwarded_for then
forwarded_for = forwarded_for..", "..ip;
@@ -91,9 +91,10 @@ function on_destroy_request(request)
end
-- If this session now has no requests open, mark it as inactive
- if #requests == 0 and session.bosh_max_inactive and not inactive_sessions[session] then
- inactive_sessions[session] = os_time();
- (session.log or log)("debug", "BOSH session marked as inactive at %d", inactive_sessions[session]);
+ local max_inactive = session.bosh_max_inactive;
+ if max_inactive and #requests == 0 then
+ inactive_sessions[session] = os_time() + max_inactive;
+ (session.log or log)("debug", "BOSH session marked as inactive (for %ds)", max_inactive);
end
end
end
@@ -119,6 +120,7 @@ function handle_request(method, body, request)
request.on_destroy = on_destroy_request;
local stream = new_xmpp_stream(request, stream_callbacks);
+
-- stream:feed() calls the stream_callbacks, so all stanzas in
-- the body are processed in this next line before it returns.
local ok, err = stream:feed(body);
@@ -126,6 +128,9 @@ function handle_request(method, body, request)
log("error", "Failed to parse BOSH payload: %s", err);
end
+ -- Stanzas (if any) in the request have now been processed, and
+ -- we take care of the high-level BOSH logic here, including
+ -- giving a response or putting the request "on hold".
local session = sessions[request.sid];
if session then
-- Session was marked as inactive, since we have
@@ -216,9 +221,11 @@ local function bosh_close_stream(session, reason)
held_request:destroy();
end
sessions[session.sid] = nil;
+ inactive_sessions[session] = nil;
sm_destroy_session(session);
end
+-- Handle the <body> tag in the request payload.
function stream_callbacks.streamopened(request, attr)
local sid = attr.sid;
log("debug", "BOSH body open (sid: %s)", sid or "<none>");
@@ -261,7 +268,7 @@ function stream_callbacks.streamopened(request, attr)
end
--log("debug", "Sending BOSH data: %s", tostring(s));
local oldest_request = r[1];
- if oldest_request then
+ if oldest_request and (not(auto_cork) or waiting_requests[oldest_request]) then
log("debug", "We have an open request, so sending on that");
response.body = t_concat({
"<body xmlns='http://jabber.org/protocol/httpbind' ",
@@ -341,14 +348,6 @@ function stream_callbacks.streamopened(request, attr)
session.rid = rid;
end
- 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;
- end
-
if attr.type == "terminate" then
-- Client wants to end this session, which we'll do
-- after processing any stanzas in this request
@@ -358,6 +357,14 @@ function stream_callbacks.streamopened(request, attr)
request.notopen = nil; -- Signals that we accept this opening tag
t_insert(session.requests, request);
request.sid = sid;
+
+ 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;
+ end
end
function stream_callbacks.handlestanza(request, stanza)
@@ -405,17 +412,13 @@ function on_timer()
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;
- n_dead_sessions = n_dead_sessions + 1;
- dead_sessions[n_dead_sessions] = session;
- end
- else
+ for session, close_after in pairs(inactive_sessions) do
+ if close_after < now then
+ (session.log or log)("debug", "BOSH client inactive too long, destroying session at %d", now);
+ sessions[session.sid] = nil;
inactive_sessions[session] = nil;
+ n_dead_sessions = n_dead_sessions + 1;
+ dead_sessions[n_dead_sessions] = session;
end
end