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-rw-r--r--main.lua168
1 files changed, 168 insertions, 0 deletions
diff --git a/main.lua b/main.lua
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index 00000000..7a423f47
--- /dev/null
+++ b/main.lua
@@ -0,0 +1,168 @@
+require "luarocks.require"
+
+server = require "server"
+require "socket"
+require "ssl"
+require "lxp"
+
+function log(type, area, message)
+ print(type, area, message);
+end
+
+require "core.stanza_dispatch"
+init_xmlhandlers = require "core.xmlhandlers"
+require "core.rostermanager"
+require "core.offlinemessage"
+require "core.usermanager"
+require "util.stanza"
+require "util.jid"
+
+-- Locals for faster access --
+local t_insert = table.insert;
+local t_concat = table.concat;
+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
+local m_random = math.random;
+local format = string.format;
+local st = stanza;
+------------------------------
+
+sessions = {};
+hosts = {
+ ["localhost"] = {
+ type = "local";
+ connected = true;
+ sessions = {};
+ };
+ ["getjabber.ath.cx"] = {
+ type = "local";
+ connected = true;
+ sessions = {};
+ };
+ }
+
+local hosts, users = hosts, users;
+
+--local ssl_ctx, msg = ssl.newcontext { mode = "server", protocol = "sslv23", key = "/home/matthew/ssl_cert/server.key",
+-- certificate = "/home/matthew/ssl_cert/server.crt", capath = "/etc/ssl/certs", verify = "none", }
+--
+--if not ssl_ctx then error("Failed to initialise SSL/TLS support: "..tostring(msg)); end
+
+
+local ssl_ctx = { mode = "server", protocol = "sslv23", key = "/home/matthew/ssl_cert/server.key",
+ certificate = "/home/matthew/ssl_cert/server.crt", capath = "/etc/ssl/certs", verify = "none", }
+
+
+function connect_host(host)
+ hosts[host] = { type = "remote", sendbuffer = {} };
+end
+
+local function send_to(session, to, stanza)
+ local node, host, resource = jid.split(to);
+ if not hosts[host] then
+ -- s2s
+ elseif hosts[host].type == "local" then
+ print(" ...is to a local user")
+ local destuser = hosts[host].sessions[node];
+ if destuser and destuser.sessions then
+ if not destuser.sessions[resource] then
+ 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");
+ session.send(st.reply(stanza)
+ :tag("error", { type = "cancel" })
+ :tag("service-unavailable", { xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas" }));
+ end
+ print(" ...done routing");
+ end
+end
+
+function handler(conn, data, err)
+ local session = sessions[conn];
+
+ if not session then
+ sessions[conn] = { conn = conn, notopen = true, priority = 0 };
+ session = sessions[conn];
+
+ -- Logging functions --
+
+ local mainlog, log = log;
+ do
+ local conn_name = tostring(conn):match("%w+$");
+ log = function (type, area, message) mainlog(type, conn_name, message); end
+ end
+ local print = function (...) log("info", "core", t_concatall({...}, "\t")); end
+ session.log = log;
+
+ -- -- --
+
+ -- Send buffers --
+
+ local send = function (data) print("Sending...", tostring(data)); conn.write(tostring(data)); end;
+ session.send, session.send_to = send, send_to;
+
+ print("Client connected");
+
+ session.stanza_dispatch = init_stanza_dispatcher(session);
+ session.xml_handlers = init_xmlhandlers(session);
+ session.parser = lxp.new(session.xml_handlers, ":");
+
+ function session.disconnect(err)
+ if session.last_presence.attr.type ~= "unavailable" then
+ local pres = st.presence{ type = "unavailable" };
+ if err == "closed" then err = "connection closed"; end
+ pres:tag("status"):text("Disconnected: "..err);
+ session.stanza_dispatch(pres);
+ end
+ hosts[session.host].sessions[session.username] = nil;
+ session = nil;
+ print("Disconnected: "..err);
+ end
+ end
+ if data then
+ session.parser:parse(data);
+ end
+
+ --log("info", "core", "Client disconnected, connection closed");
+end
+
+function disconnect(conn, err)
+ sessions[conn].disconnect(err);
+end
+
+print("ssl_ctx:", type(ssl_ctx));
+
+setmetatable(_G, { __index = function (t, k) print("WARNING: ATTEMPT TO READ A NIL GLOBAL!!!", k); error("Attempt to read a non-existent global. Naughty boy.", 2); end, __newindex = function (t, k, v) print("ATTEMPT TO SET A GLOBAL!!!!", tostring(k).." = "..tostring(v)); error("Attempt to set a global. Naughty boy.", 2); end }) --]][][[]][];
+
+
+local protected_handler = function (...) local success, ret = pcall(handler, ...); if not success then print("ERROR on "..tostring((select(1, ...)))..": "..ret); end end;
+local protected_disconnect = function (...) local success, ret = pcall(disconnect, ...); if not success then print("ERROR on "..tostring((select(1, ...))).." disconnect: "..ret); end end;
+
+print( server.add( { listener = protected_handler, disconnect = protected_disconnect }, 5222, "*", 1, nil ) ) -- server.add will send a status message
+print( server.add( { listener = protected_handler, disconnect = protected_disconnect }, 5223, "*", 1, ssl_ctx ) ) -- server.add will send a status message
+
+server.loop();