diff options
Diffstat (limited to 'core')
| -rw-r--r-- | core/stanza_router.lua | 247 |
1 files changed, 4 insertions, 243 deletions
diff --git a/core/stanza_router.lua b/core/stanza_router.lua index b7b57754..1b1db61e 100644 --- a/core/stanza_router.lua +++ b/core/stanza_router.lua @@ -9,6 +9,7 @@ local log = require "util.logger".init("stanzarouter") local st = require "util.stanza"; local send = require "core.sessionmanager".send_to_session; +local send_s2s = require "core.s2smanager".send_to_host; local user_exists = require "core.usermanager".user_exists; local jid_split = require "util.jid".split; @@ -47,6 +48,8 @@ function core_process_stanza(origin, stanza) end end +-- This function handles stanzas which are not routed any further, +-- that is, they are handled by this server function core_handle_stanza(origin, stanza) -- Handlers if origin.type == "c2s" or origin.type == "c2s_unauthed" then @@ -151,6 +154,7 @@ function core_route_stanza(origin, stanza) -- TODO send IQ error end else + -- User + resource is online... stanza.attr.to = res.full_jid; send(res, stanza); -- Yay \o/ end @@ -191,249 +195,6 @@ function core_route_stanza(origin, stanza) stanza.attr.to = to; -- reset end -function handle_stanza_nodest(stanza) - if stanza.name == "iq" then - handle_stanza_iq_no_to(session, stanza); - elseif stanza.name == "presence" then - -- Broadcast to this user's contacts - handle_stanza_presence_broadcast(session, stanza); - -- also, if it is initial presence, send out presence probes - if not session.last_presence then - handle_stanza_presence_probe_broadcast(session, stanza); - end - session.last_presence = stanza; - elseif stanza.name == "message" then - -- Treat as if message was sent to bare JID of the sender - handle_stanza_to_local_user(stanza); - end -end - -function handle_stanza_tolocal(stanza) - local node, host, resource = jid.split(stanza.attr.to); - if host and hosts[host] and hosts[host].type == "local" then - -- Is a local host, handle internally - if node then - -- Is a local user, send to their session - log("debug", "Routing stanza to %s@%s", node, host); - if not session.username then return; end --FIXME: Correct response when trying to use unauthed stream is what? - handle_stanza_to_local_user(stanza); - else - -- Is sent to this server, let's handle it... - log("debug", "Routing stanza to %s", host); - handle_stanza_to_server(stanza, session); - end - end -end - function handle_stanza_toremote(stanza) log("error", "Stanza bound for remote host, but s2s is not implemented"); end - - ---[[ -local function route_c2s_stanza(session, stanza) - stanza.attr.from = session.full_jid; - if not stanza.attr.to and session.username then - -- Has no 'to' attribute, handle internally - if stanza.name == "iq" then - handle_stanza_iq_no_to(session, stanza); - elseif stanza.name == "presence" then - -- Broadcast to this user's contacts - handle_stanza_presence_broadcast(session, stanza); - -- also, if it is initial presence, send out presence probes - if not session.last_presence then - handle_stanza_presence_probe_broadcast(session, stanza); - end - session.last_presence = stanza; - elseif stanza.name == "message" then - -- Treat as if message was sent to bare JID of the sender - handle_stanza_to_local_user(stanza); - end - end - local node, host, resource = jid.split(stanza.attr.to); - if host and hosts[host] and hosts[host].type == "local" then - -- Is a local host, handle internally - if node then - -- Is a local user, send to their session - if not session.username then return; end --FIXME: Correct response when trying to use unauthed stream is what? - handle_stanza_to_local_user(stanza); - else - -- Is sent to this server, let's handle it... - handle_stanza_to_server(stanza, session); - end - else - -- Is not for us or a local user, route accordingly - route_s2s_stanza(stanza); - end -end - -function handle_stanza_no_to(session, stanza) - if not stanza.attr.id then log("warn", "<iq> without id attribute is invalid"); end - local xmlns = (stanza.tags[1].attr and stanza.tags[1].attr.xmlns); - if stanza.attr.type == "get" or stanza.attr.type == "set" then - if iq_handlers[xmlns] then - if iq_handlers[xmlns](stanza) then return; end; -- If handler returns true, it handled it - end - -- Oh, handler didn't handle it. Need to send service-unavailable now. - log("warn", "Unhandled namespace: "..xmlns); - session:send(format("<iq type='error' id='%s'><error type='cancel'><service-unavailable/></error></iq>", stanza.attr.id)); - return; -- All done! - end -end - -function handle_stanza_to_local_user(stanza) - if stanza.name == "message" then - handle_stanza_message_to_local_user(stanza); - elseif stanza.name == "presence" then - handle_stanza_presence_to_local_user(stanza); - elseif stanza.name == "iq" then - handle_stanza_iq_to_local_user(stanza); - end -end - -function handle_stanza_message_to_local_user(stanza) - local node, host, resource = stanza.to.node, stanza.to.host, stanza.to.resource; - local destuser = hosts[host].sessions[node]; - if destuser then - if resource and destuser[resource] then - destuser[resource]:send(stanza); - else - -- Bare JID, or resource offline - local best_session; - for resource, session in pairs(destuser.sessions) do - if not best_session then best_session = session; - elseif session.priority >= best_session.priority and session.priority >= 0 then - best_session = session; - end - end - if not best_session then - offlinemessage.new(node, host, stanza); - else - print("resource '"..resource.."' was not online, have chosen to send to '"..best_session.username.."@"..best_session.host.."/"..best_session.resource.."'"); - destuser[best_session]:send(stanza); - end - end - else - -- User is offline - offlinemessage.new(node, host, stanza); - end -end - -function handle_stanza_presence_to_local_user(stanza) - local node, host, resource = stanza.to.node, stanza.to.host, stanza.to.resource; - local destuser = hosts[host].sessions[node]; - if destuser then - if resource then - if destuser[resource] then - destuser[resource]:send(stanza); - else - return; - end - else - -- Broadcast to all user's resources - for resource, session in pairs(destuser.sessions) do - session:send(stanza); - end - end - end -end - -function handle_stanza_iq_to_local_user(stanza) - -end - -function foo() - local node, host, resource = stanza.to.node, stanza.to.host, stanza.to.resource; - local destuser = hosts[host].sessions[node]; - if destuser and destuser.sessions then - -- User online - if resource and destuser.sessions[resource] then - stanza.to:send(stanza); - else - --User is online, but specified resource isn't (or no resource specified) - local best_session; - for resource, session in pairs(destuser.sessions) do - if not best_session then best_session = session; - elseif session.priority >= best_session.priority and session.priority >= 0 then - best_session = session; - end - end - if not best_session then - offlinemessage.new(node, host, stanza); - else - print("resource '"..resource.."' was not online, have chosen to send to '"..best_session.username.."@"..best_session.host.."/"..best_session.resource.."'"); - resource = best_session.resource; - end - end - if destuser.sessions[resource] == session then - log("warn", "core", "Attempt to send stanza to self, dropping..."); - else - print("...sending...", tostring(stanza)); - --destuser.sessions[resource].conn.write(tostring(data)); - print(" to conn ", destuser.sessions[resource].conn); - destuser.sessions[resource].conn.write(tostring(stanza)); - print("...sent") - end - elseif stanza.name == "message" then - print(" ...will be stored offline"); - offlinemessage.new(node, host, stanza); - elseif stanza.name == "iq" then - print(" ...is an iq"); - stanza.from:send(st.reply(stanza) - :tag("error", { type = "cancel" }) - :tag("service-unavailable", { xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas" })); - end -end - --- Broadcast a presence stanza to all of a user's contacts -function handle_stanza_presence_broadcast(session, stanza) - if session.roster then - local initial_presence = not session.last_presence; - session.last_presence = stanza; - - -- Broadcast presence and probes - local broadcast = st.presence({ from = session.full_jid, type = stanza.attr.type }); - - for child in stanza:childtags() do - broadcast:add_child(child); - end - for contact_jid in pairs(session.roster) do - broadcast.attr.to = contact_jid; - send_to(contact_jid, broadcast); - if initial_presence then - local node, host = jid.split(contact_jid); - if hosts[host] and hosts[host].type == "local" then - local contact = hosts[host].sessions[node] - if contact then - local pres = st.presence { to = session.full_jid }; - for resource, contact_session in pairs(contact.sessions) do - if contact_session.last_presence then - pres.tags = contact_session.last_presence.tags; - pres.attr.from = contact_session.full_jid; - send(pres); - end - end - end - --FIXME: Do we send unavailable if they are offline? - else - probe.attr.to = contact; - send_to(contact, probe); - end - end - end - - -- Probe for our contacts' presence - end -end - --- Broadcast presence probes to all of a user's contacts -function handle_stanza_presence_probe_broadcast(session, stanza) -end - --- -function handle_stanza_to_server(stanza) -end - -function handle_stanza_iq_no_to(session, stanza) -end -]]
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