2 -- Copyright (C) 2008-2009 Matthew Wild
3 -- Copyright (C) 2008-2009 Waqas Hussain
5 -- This project is MIT/X11 licensed. Please see the
6 -- COPYING file in the source package for more information.
13 local prosody = _G.prosody;
14 local hosts = prosody.hosts;
15 local connlisteners_register = require "net.connlisteners".register;
17 local console_listener = { default_port = 5582; default_mode = "*l"; default_interface = "127.0.0.1" };
19 require "util.iterators";
20 local jid_bare = require "util.jid".bare;
21 local set, array = require "util.set", require "util.array";
25 local default_env_mt = { __index = def_env };
27 prosody.console = { commands = commands, env = def_env };
29 local function redirect_output(_G, session)
30 return setmetatable({ print = session.print }, { __index = function (t, k) return rawget(_G, k); end, __newindex = function (t, k, v) rawset(_G, k, v); end });
35 function console:new_session(conn)
36 local w = function(s) conn.write(s:gsub("\n", "\r\n")); end;
37 local session = { conn = conn;
38 send = function (t) w(tostring(t)); end;
39 print = function (t) w("| "..tostring(t).."\n"); end;
40 disconnect = function () conn.close(); end;
42 session.env = setmetatable({}, default_env_mt);
44 -- Load up environment with helper objects
45 for name, t in pairs(def_env) do
46 if type(t) == "table" then
47 session.env[name] = setmetatable({ session = session }, { __index = t });
56 function console_listener.listener(conn, data)
57 local session = sessions[conn];
60 -- Handle new connection
61 session = console:new_session(conn);
62 sessions[conn] = session;
67 (function(session, data)
70 if data:match("^>") then
71 data = data:gsub("^>", "");
74 local command = data:lower();
75 command = data:match("^%w+") or data:match("%p");
76 if commands[command] then
77 commands[command](session, data);
84 local chunk, err = loadstring("return "..data);
86 chunk, err = loadstring(data);
88 err = err:gsub("^%[string .-%]:%d+: ", "");
89 err = err:gsub("^:%d+: ", "");
90 err = err:gsub("'<eof>'", "the end of the line");
91 session.print("Sorry, I couldn't understand that... "..err);
96 setfenv(chunk, (useglobalenv and redirect_output(_G, session)) or session.env or nil);
98 local ranok, taskok, message = pcall(chunk);
100 if not (ranok or message or useglobalenv) and commands[data:lower()] then
101 commands[data:lower()](session, data);
106 session.print("Fatal error while running command, it did not complete");
107 session.print("Error: "..taskok);
112 session.print("Result: "..tostring(taskok));
114 elseif (not taskok) and message then
115 session.print("Command completed with a problem");
116 session.print("Message: "..tostring(message));
120 session.print("OK: "..tostring(message));
123 session.send(string.char(0));
126 function console_listener.disconnect(conn, err)
130 connlisteners_register('console', console_listener);
132 -- Console commands --
133 -- These are simple commands, not valid standalone in Lua
135 function commands.bye(session)
136 session.print("See you! :)");
137 session.disconnect();
139 commands.quit, commands.exit = commands.bye, commands.bye;
141 commands["!"] = function (session, data)
142 if data:match("^!!") then
143 session.print("!> "..session.env._);
144 return console_listener.listener(session.conn, session.env._);
146 local old, new = data:match("^!(.-[^\\])!(.-)!$");
148 local ok, res = pcall(string.gsub, session.env._, old, new);
153 session.print("!> "..res);
154 return console_listener.listener(session.conn, res);
156 session.print("Sorry, not sure what you want");
159 function commands.help(session, data)
160 local print = session.print;
161 local section = data:match("^help (%w+)");
163 print [[Commands are divided into multiple sections. For help on a particular section, ]]
164 print [[type: help SECTION (for example, 'help c2s'). Sections are: ]]
166 print [[c2s - Commands to manage local client-to-server sessions]]
167 print [[s2s - Commands to manage sessions between this server and others]]
168 print [[module - Commands to load/reload/unload modules/plugins]]
169 print [[server - Uptime, version, shutting down, etc.]]
170 print [[console - Help regarding the console itself]]
171 elseif section == "c2s" then
172 print [[c2s:show(jid) - Show all client sessions with the specified JID (or all if no JID given)]]
173 print [[c2s:show_insecure() - Show all unencrypted client connections]]
174 print [[c2s:show_secure() - Show all encrypted client connections]]
175 print [[c2s:close(jid) - Close all sessions for the specified JID]]
176 elseif section == "s2s" then
177 print [[s2s:show(domain) - Show all s2s connections for the given domain (or all if no domain given)]]
178 print [[s2s:close(from, to) - Close a connection from one domain to another]]
179 elseif section == "module" then
180 print [[module:load(module, host) - Load the specified module on the specified host (or all hosts if none given)]]
181 print [[module:reload(module, host) - The same, but unloads and loads the module (saving state if the module supports it)]]
182 print [[module:unload(module, host) - The same, but just unloads the module from memory]]
183 elseif section == "server" then
184 print [[server:version() - Show the server's version number]]
185 print [[server:uptime() - Show how long the server has been running]]
186 --print [[server:shutdown(reason) - Shut down the server, with an optional reason to be broadcast to all connections]]
187 elseif section == "console" then
188 print [[Hey! Welcome to Prosody's admin console.]]
189 print [[First thing, if you're ever wondering how to get out, simply type 'quit'.]]
190 print [[Secondly, note that we don't support the full telnet protocol yet (it's coming)]]
191 print [[so you may have trouble using the arrow keys, etc. depending on your system.]]
193 print [[For now we offer a couple of handy shortcuts:]]
194 print [[!! - Repeat the last command]]
195 print [[!old!new! - repeat the last command, but with 'old' replaced by 'new']]
197 print [[For those well-versed in Prosody's internals, or taking instruction from those who are,]]
198 print [[you can prefix a command with > to escape the console sandbox, and access everything in]]
199 print [[the running server. Great fun, but be careful not to break anything :)]]
204 -- Session environment --
205 -- Anything in def_env will be accessible within the session as a global variable
208 function def_env.server:reload()
209 prosody.unlock_globals();
211 prosody = _G.prosody;
212 return true, "Server reloaded";
215 function def_env.server:version()
216 return true, tostring(prosody.version or "unknown");
219 function def_env.server:uptime()
220 local t = os.time()-prosody.start_time;
221 local seconds = t%60;
222 t = (t - seconds)/60;
223 local minutes = t%60;
224 t = (t - minutes)/60;
228 return true, string.format("This server has been running for %d day%s, %d hour%s and %d minute%s (since %s)",
229 days, (days ~= 1 and "s") or "", hours, (hours ~= 1 and "s") or "",
230 minutes, (minutes ~= 1 and "s") or "", os.date("%c", prosody.start_time));
235 local function get_hosts_set(hosts, module)
236 if type(hosts) == "table" then
238 return set.new(hosts);
239 elseif hosts._items then
242 elseif type(hosts) == "string" then
243 return set.new { hosts };
244 elseif hosts == nil then
245 local mm = require "modulemanager";
246 return set.new(array.collect(keys(prosody.hosts)))
247 / function (host) return prosody.hosts[host].type == "local" or module and mm.is_loaded(host, module); end;
251 function def_env.module:load(name, hosts, config)
252 local mm = require "modulemanager";
254 hosts = get_hosts_set(hosts);
256 -- Load the module for each host
257 local ok, err, count = true, nil, 0;
259 if (not mm.is_loaded(host, name)) then
260 ok, err = mm.load(host, name, config);
263 self.session.print(err or "Unknown error loading module");
266 self.session.print("Loaded for "..host);
271 return ok, (ok and "Module loaded onto "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err));
274 function def_env.module:unload(name, hosts)
275 local mm = require "modulemanager";
277 hosts = get_hosts_set(hosts, name);
279 -- Unload the module for each host
280 local ok, err, count = true, nil, 0;
282 if mm.is_loaded(host, name) then
283 ok, err = mm.unload(host, name);
286 self.session.print(err or "Unknown error unloading module");
289 self.session.print("Unloaded from "..host);
293 return ok, (ok and "Module unloaded from "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err));
296 function def_env.module:reload(name, hosts)
297 local mm = require "modulemanager";
299 hosts = get_hosts_set(hosts, name);
301 -- Reload the module for each host
302 local ok, err, count = true, nil, 0;
304 if mm.is_loaded(host, name) then
305 ok, err = mm.reload(host, name);
308 self.session.print(err or "Unknown error reloading module");
314 self.session.print("Reloaded on "..host);
318 return ok, (ok and "Module reloaded on "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err));
322 function def_env.config:load(filename, format)
323 local config_load = require "core.configmanager".load;
324 local ok, err = config_load(filename, format);
326 return false, err or "Unknown error loading config";
328 return true, "Config loaded";
331 function def_env.config:get(host, section, key)
332 local config_get = require "core.configmanager".get
333 return true, tostring(config_get(host, section, key));
337 function def_env.hosts:list()
338 for host, host_session in pairs(hosts) do
339 self.session.print(host);
344 function def_env.hosts:add(name)
349 local function show_c2s(callback)
350 for hostname, host in pairs(hosts) do
351 for username, user in pairs(host.sessions or {}) do
352 for resource, session in pairs(user.sessions or {}) do
353 local jid = username.."@"..hostname.."/"..resource;
354 callback(jid, session);
360 function def_env.c2s:show(match_jid)
361 local print, count = self.session.print, 0;
362 show_c2s(function (jid, session)
363 if (not match_jid) or jid:match(match_jid) then
365 local status, priority = "unavailable", tostring(session.priority or "-");
366 if session.presence then
367 status = session.presence:child_with_name("show");
369 status = status:get_text() or "[invalid!]";
371 status = "available";
374 print(jid.." - "..status.."("..priority..")");
377 return true, "Total: "..count.." clients";
380 function def_env.c2s:show_insecure(match_jid)
381 local print, count = self.session.print, 0;
382 show_c2s(function (jid, session)
383 if ((not match_jid) or jid:match(match_jid)) and not session.secure then
388 return true, "Total: "..count.." insecure client connections";
391 function def_env.c2s:show_secure(match_jid)
392 local print, count = self.session.print, 0;
393 show_c2s(function (jid, session)
394 if ((not match_jid) or jid:match(match_jid)) and session.secure then
399 return true, "Total: "..count.." secure client connections";
402 function def_env.c2s:close(match_jid)
403 local print, count = self.session.print, 0;
404 show_c2s(function (jid, session)
405 if jid == match_jid or jid_bare(jid) == match_jid then
410 return true, "Total: "..count.." sessions closed";
414 function def_env.s2s:show(match_jid)
415 local _print = self.session.print;
416 local print = self.session.print;
418 local count_in, count_out = 0,0;
420 for host, host_session in pairs(hosts) do
421 print = function (...) _print(host); _print(...); print = _print; end
422 for remotehost, session in pairs(host_session.s2sout) do
423 if (not match_jid) or remotehost:match(match_jid) or host:match(match_jid) then
424 count_out = count_out + 1;
425 print(" "..host.." -> "..remotehost);
426 if session.sendq then
427 print(" There are "..#session.sendq.." queued outgoing stanzas for this connection");
429 if session.type == "s2sout_unauthed" then
430 if session.connecting then
431 print(" Connection not yet established");
432 if not session.srv_hosts then
433 if not session.conn then
434 print(" We do not yet have a DNS answer for this host's SRV records");
436 print(" This host has no SRV records, using A record instead");
438 elseif session.srv_choice then
439 print(" We are on SRV record "..session.srv_choice.." of "..#session.srv_hosts);
440 local srv_choice = session.srv_hosts[session.srv_choice];
441 print(" Using "..(srv_choice.target or ".")..":"..(srv_choice.port or 5269));
443 elseif session.notopen then
444 print(" The <stream> has not yet been opened");
445 elseif not session.dialback_key then
446 print(" Dialback has not been initiated yet");
447 elseif session.dialback_key then
448 print(" Dialback has been requested, but no result received");
454 for session in pairs(incoming_s2s) do
455 if session.to_host == host and ((not match_jid) or host:match(match_jid)
456 or (session.from_host and session.from_host:match(match_jid))) then
457 count_in = count_in + 1;
458 print(" "..host.." <- "..(session.from_host or "(unknown)"));
459 if session.type == "s2sin_unauthed" then
460 print(" Connection not yet authenticated");
462 for name in pairs(session.hosts) do
463 if name ~= session.from_host then
464 print(" also hosts "..tostring(name));
473 for session in pairs(incoming_s2s) do
474 if not session.to_host and ((not match_jid) or session.from_host and session.from_host:match(match_jid)) then
475 count_in = count_in + 1;
476 print("Other incoming s2s connections");
477 print(" (unknown) <- "..(session.from_host or "(unknown)"));
481 return true, "Total: "..count_out.." outgoing, "..count_in.." incoming connections";
484 function def_env.s2s:close(from, to)
485 local print, count = self.session.print, 0;
487 if not (from and to) then
488 return false, "Syntax: s2s:close('from', 'to') - Closes all s2s sessions from 'from' to 'to'";
489 elseif from == to then
490 return false, "Both from and to are the same... you can't do that :)";
493 if hosts[from] and not hosts[to] then
494 -- Is an outgoing connection
495 local session = hosts[from].s2sout[to];
497 print("No outgoing connection from "..from.." to "..to)
499 (session.close or s2smanager.destroy_session)(session);
501 print("Closed outgoing session from "..from.." to "..to);
503 elseif hosts[to] and not hosts[from] then
504 -- Is an incoming connection
505 for session in pairs(incoming_s2s) do
506 if session.to_host == to and session.from_host == from then
507 (session.close or s2smanager.destroy_session)(session);
513 print("No incoming connections from "..from.." to "..to);
515 print("Closed "..count.." incoming session"..((count == 1 and "") or "s").." from "..from.." to "..to);
517 elseif hosts[to] and hosts[from] then
518 return false, "Both of the hostnames you specified are local, there are no s2s sessions to close";
520 return false, "Neither of the hostnames you specified are being used on this server";
523 return true, "Closed "..count.." s2s session"..((count == 1 and "") or "s");
528 function printbanner(session)
529 local option = config.get("*", "core", "console_banner");
530 if option == nil or option == "full" or option == "graphic" then
533 | _ \ _ __ ___ ___ _-_ __| |_ _
534 | |_) | '__/ _ \/ __|/ _ \ / _` | | | |
535 | __/| | | (_) \__ \ |_| | (_| | |_| |
536 |_| |_| \___/|___/\___/ \__,_|\__, |
537 A study in simplicity |___/
541 if option == nil or option == "short" or option == "full" then
542 session.print("Welcome to the Prosody administration console. For a list of commands, type: help");
543 session.print("You may find more help on using this console in our online documentation at ");
544 session.print("http://prosody.im/doc/console\n");
546 if option and option ~= "short" and option ~= "full" and option ~= "graphic" then
547 if type(option) == "string" then
548 session.print(option)
549 elseif type(option) == "function" then
550 setfenv(option, redirect_output(_G, session));
551 pcall(option, session);