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674 lines
21 KiB
674 lines
21 KiB
-- Prosody IM
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-- Copyright (C) 2008-2010 Matthew Wild
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-- Copyright (C) 2008-2010 Waqas Hussain
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--
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-- This project is MIT/X11 licensed. Please see the
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-- COPYING file in the source package for more information.
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--
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module.host = "*";
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local _G = _G;
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local prosody = _G.prosody;
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local hosts = prosody.hosts;
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local connlisteners_register = require "net.connlisteners".register;
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local console_listener = { default_port = 5582; default_mode = "*l"; default_interface = "127.0.0.1" };
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require "util.iterators";
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local jid_bare = require "util.jid".bare;
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local set, array = require "util.set", require "util.array";
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local commands = {};
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local def_env = {};
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local default_env_mt = { __index = def_env };
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prosody.console = { commands = commands, env = def_env };
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local function redirect_output(_G, session)
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local env = setmetatable({ print = session.print }, { __index = function (t, k) return rawget(_G, k); end, __newindex = function (t, k, v) rawset(_G, k, v); end });
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env.dofile = function(name)
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local f, err = loadfile(name);
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if not f then return f, err; end
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return setfenv(f, env)();
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end;
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return env;
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end
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console = {};
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function console:new_session(conn)
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local w = function(s) conn:write(s:gsub("\n", "\r\n")); end;
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local session = { conn = conn;
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send = function (t) w(tostring(t)); end;
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print = function (...)
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local t = {};
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for i=1,select("#", ...) do
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t[i] = tostring(select(i, ...));
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end
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w("| "..table.concat(t, "\t").."\n");
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end;
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disconnect = function () conn:close(); end;
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};
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session.env = setmetatable({}, default_env_mt);
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-- Load up environment with helper objects
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for name, t in pairs(def_env) do
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if type(t) == "table" then
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session.env[name] = setmetatable({ session = session }, { __index = t });
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end
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end
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return session;
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end
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local sessions = {};
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function console_listener.onconnect(conn)
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-- Handle new connection
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local session = console:new_session(conn);
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sessions[conn] = session;
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printbanner(session);
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session.send(string.char(0));
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end
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function console_listener.onincoming(conn, data)
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local session = sessions[conn];
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-- Handle data
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(function(session, data)
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local useglobalenv;
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if data:match("^>") then
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data = data:gsub("^>", "");
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useglobalenv = true;
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elseif data == "\004" then
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commands["bye"](session, data);
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return;
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else
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local command = data:lower();
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command = data:match("^%w+") or data:match("%p");
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if commands[command] then
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commands[command](session, data);
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return;
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end
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end
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session.env._ = data;
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local chunkname = "=console";
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local chunk, err = loadstring("return "..data, chunkname);
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if not chunk then
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chunk, err = loadstring(data, chunkname);
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if not chunk then
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err = err:gsub("^%[string .-%]:%d+: ", "");
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err = err:gsub("^:%d+: ", "");
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err = err:gsub("'<eof>'", "the end of the line");
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session.print("Sorry, I couldn't understand that... "..err);
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return;
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end
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end
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setfenv(chunk, (useglobalenv and redirect_output(_G, session)) or session.env or nil);
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local ranok, taskok, message = pcall(chunk);
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if not (ranok or message or useglobalenv) and commands[data:lower()] then
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commands[data:lower()](session, data);
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return;
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end
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if not ranok then
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session.print("Fatal error while running command, it did not complete");
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session.print("Error: "..taskok);
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return;
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end
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if not message then
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session.print("Result: "..tostring(taskok));
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return;
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elseif (not taskok) and message then
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session.print("Command completed with a problem");
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session.print("Message: "..tostring(message));
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return;
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end
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session.print("OK: "..tostring(message));
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end)(session, data);
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session.send(string.char(0));
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end
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function console_listener.ondisconnect(conn, err)
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local session = sessions[conn];
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if session then
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session.disconnect();
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sessions[conn] = nil;
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end
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end
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connlisteners_register('console', console_listener);
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-- Console commands --
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-- These are simple commands, not valid standalone in Lua
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function commands.bye(session)
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session.print("See you! :)");
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session.disconnect();
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end
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commands.quit, commands.exit = commands.bye, commands.bye;
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commands["!"] = function (session, data)
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if data:match("^!!") then
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session.print("!> "..session.env._);
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return console_listener.onincoming(session.conn, session.env._);
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end
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local old, new = data:match("^!(.-[^\\])!(.-)!$");
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if old and new then
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local ok, res = pcall(string.gsub, session.env._, old, new);
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if not ok then
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session.print(res)
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return;
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end
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session.print("!> "..res);
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return console_listener.onincoming(session.conn, res);
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end
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session.print("Sorry, not sure what you want");
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end
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function commands.help(session, data)
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local print = session.print;
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local section = data:match("^help (%w+)");
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if not section then
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print [[Commands are divided into multiple sections. For help on a particular section, ]]
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print [[type: help SECTION (for example, 'help c2s'). Sections are: ]]
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print [[]]
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print [[c2s - Commands to manage local client-to-server sessions]]
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print [[s2s - Commands to manage sessions between this server and others]]
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print [[module - Commands to load/reload/unload modules/plugins]]
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print [[host - Commands to activate, deactivate and list virtual hosts]]
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print [[server - Uptime, version, shutting down, etc.]]
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print [[config - Reloading the configuration, etc.]]
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print [[console - Help regarding the console itself]]
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elseif section == "c2s" then
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print [[c2s:show(jid) - Show all client sessions with the specified JID (or all if no JID given)]]
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print [[c2s:show_insecure() - Show all unencrypted client connections]]
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print [[c2s:show_secure() - Show all encrypted client connections]]
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print [[c2s:close(jid) - Close all sessions for the specified JID]]
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elseif section == "s2s" then
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print [[s2s:show(domain) - Show all s2s connections for the given domain (or all if no domain given)]]
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print [[s2s:close(from, to) - Close a connection from one domain to another]]
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elseif section == "module" then
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print [[module:load(module, host) - Load the specified module on the specified host (or all hosts if none given)]]
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print [[module:reload(module, host) - The same, but unloads and loads the module (saving state if the module supports it)]]
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print [[module:unload(module, host) - The same, but just unloads the module from memory]]
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print [[module:list(host) - List the modules loaded on the specified host]]
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elseif section == "host" then
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print [[host:activate(hostname) - Activates the specified host]]
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print [[host:deactivate(hostname) - Disconnects all clients on this host and deactivates]]
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print [[host:list() - List the currently-activated hosts]]
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elseif section == "server" then
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print [[server:version() - Show the server's version number]]
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print [[server:uptime() - Show how long the server has been running]]
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print [[server:shutdown(reason) - Shut down the server, with an optional reason to be broadcast to all connections]]
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elseif section == "config" then
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print [[config:reload() - Reload the server configuration. Modules may need to be reloaded for changes to take effect.]]
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elseif section == "console" then
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print [[Hey! Welcome to Prosody's admin console.]]
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print [[First thing, if you're ever wondering how to get out, simply type 'quit'.]]
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print [[Secondly, note that we don't support the full telnet protocol yet (it's coming)]]
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print [[so you may have trouble using the arrow keys, etc. depending on your system.]]
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print [[]]
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print [[For now we offer a couple of handy shortcuts:]]
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print [[!! - Repeat the last command]]
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print [[!old!new! - repeat the last command, but with 'old' replaced by 'new']]
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print [[]]
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print [[For those well-versed in Prosody's internals, or taking instruction from those who are,]]
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print [[you can prefix a command with > to escape the console sandbox, and access everything in]]
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print [[the running server. Great fun, but be careful not to break anything :)]]
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end
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print [[]]
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end
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-- Session environment --
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-- Anything in def_env will be accessible within the session as a global variable
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def_env.server = {};
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function def_env.server:insane_reload()
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prosody.unlock_globals();
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dofile "prosody"
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prosody = _G.prosody;
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return true, "Server reloaded";
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end
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function def_env.server:version()
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return true, tostring(prosody.version or "unknown");
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end
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function def_env.server:uptime()
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local t = os.time()-prosody.start_time;
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local seconds = t%60;
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t = (t - seconds)/60;
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local minutes = t%60;
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t = (t - minutes)/60;
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local hours = t%24;
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t = (t - hours)/24;
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local days = t;
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return true, string.format("This server has been running for %d day%s, %d hour%s and %d minute%s (since %s)",
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days, (days ~= 1 and "s") or "", hours, (hours ~= 1 and "s") or "",
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minutes, (minutes ~= 1 and "s") or "", os.date("%c", prosody.start_time));
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end
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function def_env.server:shutdown(reason)
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prosody.shutdown(reason);
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return true, "Shutdown initiated";
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end
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def_env.module = {};
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local function get_hosts_set(hosts, module)
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if type(hosts) == "table" then
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if hosts[1] then
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return set.new(hosts);
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elseif hosts._items then
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return hosts;
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end
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elseif type(hosts) == "string" then
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return set.new { hosts };
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elseif hosts == nil then
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local mm = require "modulemanager";
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return set.new(array.collect(keys(prosody.hosts)))
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/ function (host) return prosody.hosts[host].type == "local" or module and mm.is_loaded(host, module); end;
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end
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end
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function def_env.module:load(name, hosts, config)
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local mm = require "modulemanager";
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hosts = get_hosts_set(hosts);
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-- Load the module for each host
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local ok, err, count = true, nil, 0;
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for host in hosts do
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if (not mm.is_loaded(host, name)) then
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ok, err = mm.load(host, name, config);
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if not ok then
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ok = false;
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self.session.print(err or "Unknown error loading module");
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else
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count = count + 1;
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self.session.print("Loaded for "..host);
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end
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end
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end
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return ok, (ok and "Module loaded onto "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err));
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end
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function def_env.module:unload(name, hosts)
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local mm = require "modulemanager";
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hosts = get_hosts_set(hosts, name);
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-- Unload the module for each host
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local ok, err, count = true, nil, 0;
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for host in hosts do
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if mm.is_loaded(host, name) then
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ok, err = mm.unload(host, name);
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if not ok then
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ok = false;
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self.session.print(err or "Unknown error unloading module");
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else
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count = count + 1;
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self.session.print("Unloaded from "..host);
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end
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end
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end
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return ok, (ok and "Module unloaded from "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err));
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end
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function def_env.module:reload(name, hosts)
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local mm = require "modulemanager";
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hosts = get_hosts_set(hosts, name);
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-- Reload the module for each host
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local ok, err, count = true, nil, 0;
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for host in hosts do
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if mm.is_loaded(host, name) then
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ok, err = mm.reload(host, name);
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if not ok then
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ok = false;
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self.session.print(err or "Unknown error reloading module");
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else
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count = count + 1;
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if ok == nil then
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ok = true;
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end
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self.session.print("Reloaded on "..host);
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end
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end
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end
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return ok, (ok and "Module reloaded on "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err));
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end
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function def_env.module:list(hosts)
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if hosts == nil then
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hosts = array.collect(keys(prosody.hosts));
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end
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if type(hosts) == "string" then
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hosts = { hosts };
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end
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if type(hosts) ~= "table" then
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return false, "Please supply a host or a list of hosts you would like to see";
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end
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local print = self.session.print;
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for _, host in ipairs(hosts) do
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print(host..":");
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local modules = array.collect(keys(prosody.hosts[host] and prosody.hosts[host].modules or {})):sort();
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if #modules == 0 then
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if prosody.hosts[host] then
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print(" No modules loaded");
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else
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print(" Host not found");
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end
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else
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for _, name in ipairs(modules) do
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print(" "..name);
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end
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end
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end
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end
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def_env.config = {};
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function def_env.config:load(filename, format)
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local config_load = require "core.configmanager".load;
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local ok, err = config_load(filename, format);
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if not ok then
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return false, err or "Unknown error loading config";
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end
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return true, "Config loaded";
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end
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function def_env.config:get(host, section, key)
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local config_get = require "core.configmanager".get
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return true, tostring(config_get(host, section, key));
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end
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function def_env.config:reload()
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local ok, err = prosody.reload_config();
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return ok, (ok and "Config reloaded (you may need to reload modules to take effect)") or tostring(err);
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end
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def_env.hosts = {};
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function def_env.hosts:list()
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for host, host_session in pairs(hosts) do
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self.session.print(host);
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end
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return true, "Done";
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end
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function def_env.hosts:add(name)
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end
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def_env.c2s = {};
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local function show_c2s(callback)
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for hostname, host in pairs(hosts) do
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for username, user in pairs(host.sessions or {}) do
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for resource, session in pairs(user.sessions or {}) do
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local jid = username.."@"..hostname.."/"..resource;
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callback(jid, session);
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end
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end
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end
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end
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function def_env.c2s:show(match_jid)
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local print, count = self.session.print, 0;
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local curr_host;
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show_c2s(function (jid, session)
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if curr_host ~= session.host then
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curr_host = session.host;
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print(curr_host);
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end
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if (not match_jid) or jid:match(match_jid) then
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count = count + 1;
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local status, priority = "unavailable", tostring(session.priority or "-");
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if session.presence then
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status = session.presence:child_with_name("show");
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if status then
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status = status:get_text() or "[invalid!]";
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else
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status = "available";
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end
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end
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print(" "..jid.." - "..status.."("..priority..")");
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end
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end);
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return true, "Total: "..count.." clients";
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end
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function def_env.c2s:show_insecure(match_jid)
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local print, count = self.session.print, 0;
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show_c2s(function (jid, session)
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if ((not match_jid) or jid:match(match_jid)) and not session.secure then
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count = count + 1;
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print(jid);
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end
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end);
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return true, "Total: "..count.." insecure client connections";
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end
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function def_env.c2s:show_secure(match_jid)
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local print, count = self.session.print, 0;
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show_c2s(function (jid, session)
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if ((not match_jid) or jid:match(match_jid)) and session.secure then
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count = count + 1;
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print(jid);
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end
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end);
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return true, "Total: "..count.." secure client connections";
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end
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function def_env.c2s:close(match_jid)
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local print, count = self.session.print, 0;
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show_c2s(function (jid, session)
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if jid == match_jid or jid_bare(jid) == match_jid then
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count = count + 1;
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session:close();
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end
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end);
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return true, "Total: "..count.." sessions closed";
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end
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def_env.s2s = {};
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function def_env.s2s:show(match_jid)
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local _print = self.session.print;
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local print = self.session.print;
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local count_in, count_out = 0,0;
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for host, host_session in pairs(hosts) do
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print = function (...) _print(host); _print(...); print = _print; end
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for remotehost, session in pairs(host_session.s2sout) do
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if (not match_jid) or remotehost:match(match_jid) or host:match(match_jid) then
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count_out = count_out + 1;
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print(" "..host.." -> "..remotehost..(session.secure and " (encrypted)" or "")..(session.compressed and " (compressed)" or ""));
|
|
if session.sendq then
|
|
print(" There are "..#session.sendq.." queued outgoing stanzas for this connection");
|
|
end
|
|
if session.type == "s2sout_unauthed" then
|
|
if session.connecting then
|
|
print(" Connection not yet established");
|
|
if not session.srv_hosts then
|
|
if not session.conn then
|
|
print(" We do not yet have a DNS answer for this host's SRV records");
|
|
else
|
|
print(" This host has no SRV records, using A record instead");
|
|
end
|
|
elseif session.srv_choice then
|
|
print(" We are on SRV record "..session.srv_choice.." of "..#session.srv_hosts);
|
|
local srv_choice = session.srv_hosts[session.srv_choice];
|
|
print(" Using "..(srv_choice.target or ".")..":"..(srv_choice.port or 5269));
|
|
end
|
|
elseif session.notopen then
|
|
print(" The <stream> has not yet been opened");
|
|
elseif not session.dialback_key then
|
|
print(" Dialback has not been initiated yet");
|
|
elseif session.dialback_key then
|
|
print(" Dialback has been requested, but no result received");
|
|
end
|
|
end
|
|
end
|
|
end
|
|
local subhost_filter = function (h)
|
|
return (match_jid and h:match(match_jid));
|
|
end
|
|
for session in pairs(incoming_s2s) do
|
|
if session.to_host == host and ((not match_jid) or host:match(match_jid)
|
|
or (session.from_host and session.from_host:match(match_jid))
|
|
-- Pft! is what I say to list comprehensions
|
|
or (session.hosts and #array.collect(keys(session.hosts)):filter(subhost_filter)>0)) then
|
|
count_in = count_in + 1;
|
|
print(" "..host.." <- "..(session.from_host or "(unknown)")..(session.secure and " (encrypted)" or "")..(session.compressed and " (compressed)" or ""));
|
|
if session.type == "s2sin_unauthed" then
|
|
print(" Connection not yet authenticated");
|
|
end
|
|
for name in pairs(session.hosts) do
|
|
if name ~= session.from_host then
|
|
print(" also hosts "..tostring(name));
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
print = _print;
|
|
end
|
|
|
|
for session in pairs(incoming_s2s) do
|
|
if not session.to_host and ((not match_jid) or session.from_host and session.from_host:match(match_jid)) then
|
|
count_in = count_in + 1;
|
|
print("Other incoming s2s connections");
|
|
print(" (unknown) <- "..(session.from_host or "(unknown)"));
|
|
end
|
|
end
|
|
|
|
return true, "Total: "..count_out.." outgoing, "..count_in.." incoming connections";
|
|
end
|
|
|
|
function def_env.s2s:close(from, to)
|
|
local print, count = self.session.print, 0;
|
|
|
|
if not (from and to) then
|
|
return false, "Syntax: s2s:close('from', 'to') - Closes all s2s sessions from 'from' to 'to'";
|
|
elseif from == to then
|
|
return false, "Both from and to are the same... you can't do that :)";
|
|
end
|
|
|
|
if hosts[from] and not hosts[to] then
|
|
-- Is an outgoing connection
|
|
local session = hosts[from].s2sout[to];
|
|
if not session then
|
|
print("No outgoing connection from "..from.." to "..to)
|
|
else
|
|
(session.close or s2smanager.destroy_session)(session);
|
|
count = count + 1;
|
|
print("Closed outgoing session from "..from.." to "..to);
|
|
end
|
|
elseif hosts[to] and not hosts[from] then
|
|
-- Is an incoming connection
|
|
for session in pairs(incoming_s2s) do
|
|
if session.to_host == to and session.from_host == from then
|
|
(session.close or s2smanager.destroy_session)(session);
|
|
count = count + 1;
|
|
end
|
|
end
|
|
|
|
if count == 0 then
|
|
print("No incoming connections from "..from.." to "..to);
|
|
else
|
|
print("Closed "..count.." incoming session"..((count == 1 and "") or "s").." from "..from.." to "..to);
|
|
end
|
|
elseif hosts[to] and hosts[from] then
|
|
return false, "Both of the hostnames you specified are local, there are no s2s sessions to close";
|
|
else
|
|
return false, "Neither of the hostnames you specified are being used on this server";
|
|
end
|
|
|
|
return true, "Closed "..count.." s2s session"..((count == 1 and "") or "s");
|
|
end
|
|
|
|
def_env.host = {}; def_env.hosts = def_env.host;
|
|
function def_env.host:activate(hostname, config)
|
|
local hostmanager_activate = require "core.hostmanager".activate;
|
|
if hosts[hostname] then
|
|
return false, "The host "..tostring(hostname).." is already activated";
|
|
end
|
|
|
|
local defined_hosts = config or configmanager.getconfig();
|
|
if not config and not defined_hosts[hostname] then
|
|
return false, "Couldn't find "..tostring(hostname).." defined in the config, perhaps you need to config:reload()?";
|
|
end
|
|
hostmanager_activate(hostname, config or defined_hosts[hostname]);
|
|
return true, "Host "..tostring(hostname).." activated";
|
|
end
|
|
|
|
function def_env.host:deactivate(hostname, reason)
|
|
local hostmanager_deactivate = require "core.hostmanager".deactivate;
|
|
local host = hosts[hostname];
|
|
if not host then
|
|
return false, "The host "..tostring(hostname).." is not activated";
|
|
end
|
|
if reason then
|
|
reason = { condition = "host-gone", text = reason };
|
|
end
|
|
hostmanager_deactivate(hostname, reason);
|
|
return true, "Host "..tostring(hostname).." deactivated";
|
|
end
|
|
|
|
function def_env.host:list()
|
|
local print = self.session.print;
|
|
local i = 0;
|
|
for host in values(array.collect(keys(prosody.hosts)):sort()) do
|
|
i = i + 1;
|
|
print(host);
|
|
end
|
|
return true, i.." hosts";
|
|
end
|
|
|
|
-------------
|
|
|
|
function printbanner(session)
|
|
local option = config.get("*", "core", "console_banner");
|
|
if option == nil or option == "full" or option == "graphic" then
|
|
session.print [[
|
|
____ \ / _
|
|
| _ \ _ __ ___ ___ _-_ __| |_ _
|
|
| |_) | '__/ _ \/ __|/ _ \ / _` | | | |
|
|
| __/| | | (_) \__ \ |_| | (_| | |_| |
|
|
|_| |_| \___/|___/\___/ \__,_|\__, |
|
|
A study in simplicity |___/
|
|
|
|
]]
|
|
end
|
|
if option == nil or option == "short" or option == "full" then
|
|
session.print("Welcome to the Prosody administration console. For a list of commands, type: help");
|
|
session.print("You may find more help on using this console in our online documentation at ");
|
|
session.print("http://prosody.im/doc/console\n");
|
|
end
|
|
if option and option ~= "short" and option ~= "full" and option ~= "graphic" then
|
|
if type(option) == "string" then
|
|
session.print(option)
|
|
elseif type(option) == "function" then
|
|
setfenv(option, redirect_output(_G, session));
|
|
pcall(option, session);
|
|
end
|
|
end
|
|
end
|
|
|
|
prosody.net_activate_ports("console", "console", {5582}, "tcp");
|
|
|