-- Prosody IM -- Copyright (C) 2008-2010 Matthew Wild -- Copyright (C) 2008-2010 Waqas Hussain -- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- -- luacheck: ignore 212/self module:set_global(); local hostmanager = require "core.hostmanager"; local modulemanager = require "core.modulemanager"; local s2smanager = require "core.s2smanager"; local portmanager = require "core.portmanager"; local helpers = require "util.helpers"; local server = require "net.server"; local _G = _G; local prosody = _G.prosody; local console_listener = { default_port = 5582; default_mode = "*a"; interface = "127.0.0.1" }; local unpack = table.unpack or unpack; -- luacheck: ignore 113 local iterators = require "util.iterators"; local keys, values = iterators.keys, iterators.values; local jid_bare, jid_split, jid_join = import("util.jid", "bare", "prepped_split", "join"); local set, array = require "util.set", require "util.array"; local cert_verify_identity = require "util.x509".verify_identity; local envload = require "util.envload".envload; local envloadfile = require "util.envload".envloadfile; local has_pposix, pposix = pcall(require, "util.pposix"); local async = require "util.async"; local serialize = require "util.serialization".new({ fatal = false, unquoted = true}); local time = require "util.time"; local commands = module:shared("commands") local def_env = module:shared("env"); local default_env_mt = { __index = def_env }; local function redirect_output(target, session) local env = setmetatable({ print = session.print }, { __index = function (_, k) return rawget(target, k); end }); env.dofile = function(name) local f, err = envloadfile(name, env); if not f then return f, err; end return f(); end; return env; end console = {}; local runner_callbacks = {}; function runner_callbacks:ready() self.data.conn:resume(); end function runner_callbacks:waiting() self.data.conn:pause(); end function runner_callbacks:error(err) module:log("error", "Traceback[telnet]: %s", err); self.data.print("Fatal error while running command, it did not complete"); self.data.print("Error: "..tostring(err)); end function console:new_session(conn) local w = function(s) conn:write(s:gsub("\n", "\r\n")); end; local session = { conn = conn; send = function (t) w(tostring(t)); end; print = function (...) local t = {}; for i=1,select("#", ...) do t[i] = tostring(select(i, ...)); end w("| "..table.concat(t, "\t").."\n"); end; disconnect = function () conn:close(); end; }; session.env = setmetatable({}, default_env_mt); session.thread = async.runner(function (line) console:process_line(session, line); session.send(string.char(0)); end, runner_callbacks, session); -- Load up environment with helper objects for name, t in pairs(def_env) do if type(t) == "table" then session.env[name] = setmetatable({ session = session }, { __index = t }); end end return session; end function console:process_line(session, line) local useglobalenv; if line:match("^>") then line = line:gsub("^>", ""); useglobalenv = true; elseif line == "\004" then commands["bye"](session, line); return; else local command = line:match("^%w+") or line:match("%p"); if commands[command] then commands[command](session, line); return; end end session.env._ = line; if not useglobalenv and commands[line:lower()] then commands[line:lower()](session, line); return; end local chunkname = "=console"; local env = (useglobalenv and redirect_output(_G, session)) or session.env or nil -- luacheck: ignore 311/err local chunk, err = envload("return "..line, chunkname, env); if not chunk then chunk, err = envload(line, chunkname, env); if not chunk then err = err:gsub("^%[string .-%]:%d+: ", ""); err = err:gsub("^:%d+: ", ""); err = err:gsub("''", "the end of the line"); session.print("Sorry, I couldn't understand that... "..err); return; end end local taskok, message = chunk(); if not message then session.print("Result: "..tostring(taskok)); return; elseif (not taskok) and message then session.print("Command completed with a problem"); session.print("Message: "..tostring(message)); return; end session.print("OK: "..tostring(message)); end local sessions = {}; function console_listener.onconnect(conn) -- Handle new connection local session = console:new_session(conn); sessions[conn] = session; printbanner(session); session.send(string.char(0)); end function console_listener.onincoming(conn, data) local session = sessions[conn]; local partial = session.partial_data; if partial then data = partial..data; end for line in data:gmatch("[^\n]*[\n\004]") do if session.closed then return end session.thread:run(line); end session.partial_data = data:match("[^\n]+$"); end function console_listener.onreadtimeout(conn) local session = sessions[conn]; if session then session.send("\0"); return true; end end function console_listener.ondisconnect(conn, err) -- luacheck: ignore 212/err local session = sessions[conn]; if session then session.disconnect(); sessions[conn] = nil; end end function console_listener.ondetach(conn) sessions[conn] = nil; end -- Console commands -- -- These are simple commands, not valid standalone in Lua function commands.bye(session) session.print("See you! :)"); session.closed = true; session.disconnect(); end commands.quit, commands.exit = commands.bye, commands.bye; commands["!"] = function (session, data) if data:match("^!!") and session.env._ then session.print("!> "..session.env._); return console_listener.onincoming(session.conn, session.env._); end local old, new = data:match("^!(.-[^\\])!(.-)!$"); if old and new then local ok, res = pcall(string.gsub, session.env._, old, new); if not ok then session.print(res) return; end session.print("!> "..res); return console_listener.onincoming(session.conn, res); end session.print("Sorry, not sure what you want"); end function commands.help(session, data) local print = session.print; local section = data:match("^help (%w+)"); if not section then print [[Commands are divided into multiple sections. For help on a particular section, ]] print [[type: help SECTION (for example, 'help c2s'). Sections are: ]] print [[]] print [[c2s - Commands to manage local client-to-server sessions]] print [[s2s - Commands to manage sessions between this server and others]] print [[module - Commands to load/reload/unload modules/plugins]] print [[host - Commands to activate, deactivate and list virtual hosts]] print [[user - Commands to create and delete users, and change their passwords]] print [[server - Uptime, version, shutting down, etc.]] print [[port - Commands to manage ports the server is listening on]] print [[dns - Commands to manage and inspect the internal DNS resolver]] print [[xmpp - Commands for sending XMPP stanzas]] print [[config - Reloading the configuration, etc.]] print [[console - Help regarding the console itself]] elseif section == "c2s" then print [[c2s:show(jid) - Show all client sessions with the specified JID (or all if no JID given)]] print [[c2s:show_insecure() - Show all unencrypted client connections]] print [[c2s:show_secure() - Show all encrypted client connections]] print [[c2s:show_tls() - Show TLS cipher info for encrypted sessions]] print [[c2s:count() - Count sessions without listing them]] print [[c2s:close(jid) - Close all sessions for the specified JID]] print [[c2s:closeall() - Close all active c2s connections ]] elseif section == "s2s" then print [[s2s:show(domain) - Show all s2s connections for the given domain (or all if no domain given)]] print [[s2s:show_tls(domain) - Show TLS cipher info for encrypted sessions]] print [[s2s:close(from, to) - Close a connection from one domain to another]] print [[s2s:closeall(host) - Close all the incoming/outgoing s2s sessions to specified host]] elseif section == "module" then print [[module:load(module, host) - Load the specified module on the specified host (or all hosts if none given)]] print [[module:reload(module, host) - The same, but unloads and loads the module (saving state if the module supports it)]] print [[module:unload(module, host) - The same, but just unloads the module from memory]] print [[module:list(host) - List the modules loaded on the specified host]] elseif section == "host" then print [[host:activate(hostname) - Activates the specified host]] print [[host:deactivate(hostname) - Disconnects all clients on this host and deactivates]] print [[host:list() - List the currently-activated hosts]] elseif section == "user" then print [[user:create(jid, password) - Create the specified user account]] print [[user:password(jid, password) - Set the password for the specified user account]] print [[user:delete(jid) - Permanently remove the specified user account]] print [[user:list(hostname, pattern) - List users on the specified host, optionally filtering with a pattern]] elseif section == "server" then print [[server:version() - Show the server's version number]] print [[server:uptime() - Show how long the server has been running]] print [[server:memory() - Show details about the server's memory usage]] print [[server:shutdown(reason) - Shut down the server, with an optional reason to be broadcast to all connections]] elseif section == "port" then print [[port:list() - Lists all network ports prosody currently listens on]] print [[port:close(port, interface) - Close a port]] elseif section == "dns" then print [[dns:lookup(name, type, class) - Do a DNS lookup]] print [[dns:addnameserver(nameserver) - Add a nameserver to the list]] print [[dns:setnameserver(nameserver) - Replace the list of name servers with the supplied one]] print [[dns:purge() - Clear the DNS cache]] print [[dns:cache() - Show cached records]] elseif section == "xmpp" then print [[xmpp:ping(localhost, remotehost) -- Sends a ping to a remote XMPP server and reports the response]] elseif section == "config" then print [[config:reload() - Reload the server configuration. Modules may need to be reloaded for changes to take effect.]] print [[config:get([host,] option) - Show the value of a config option.]] elseif section == "console" then print [[Hey! Welcome to Prosody's admin console.]] print [[First thing, if you're ever wondering how to get out, simply type 'quit'.]] print [[Secondly, note that we don't support the full telnet protocol yet (it's coming)]] print [[so you may have trouble using the arrow keys, etc. depending on your system.]] print [[]] print [[For now we offer a couple of handy shortcuts:]] print [[!! - Repeat the last command]] print [[!old!new! - repeat the last command, but with 'old' replaced by 'new']] print [[]] print [[For those well-versed in Prosody's internals, or taking instruction from those who are,]] print [[you can prefix a command with > to escape the console sandbox, and access everything in]] print [[the running server. Great fun, but be careful not to break anything :)]] end print [[]] end -- Session environment -- -- Anything in def_env will be accessible within the session as a global variable --luacheck: ignore 212/self def_env.server = {}; function def_env.server:insane_reload() prosody.unlock_globals(); dofile "prosody" prosody = _G.prosody; return true, "Server reloaded"; end function def_env.server:version() return true, tostring(prosody.version or "unknown"); end function def_env.server:uptime() local t = os.time()-prosody.start_time; local seconds = t%60; t = (t - seconds)/60; local minutes = t%60; t = (t - minutes)/60; local hours = t%24; t = (t - hours)/24; local days = t; return true, string.format("This server has been running for %d day%s, %d hour%s and %d minute%s (since %s)", days, (days ~= 1 and "s") or "", hours, (hours ~= 1 and "s") or "", minutes, (minutes ~= 1 and "s") or "", os.date("%c", prosody.start_time)); end function def_env.server:shutdown(reason) prosody.shutdown(reason); return true, "Shutdown initiated"; end local function human(kb) local unit = "K"; if kb > 1024 then kb, unit = kb/1024, "M"; end return ("%0.2f%sB"):format(kb, unit); end function def_env.server:memory() if not has_pposix or not pposix.meminfo then return true, "Lua is using "..human(collectgarbage("count")); end local mem, lua_mem = pposix.meminfo(), collectgarbage("count"); local print = self.session.print; print("Process: "..human((mem.allocated+mem.allocated_mmap)/1024)); print(" Used: "..human(mem.used/1024).." ("..human(lua_mem).." by Lua)"); print(" Free: "..human(mem.unused/1024).." ("..human(mem.returnable/1024).." returnable)"); return true, "OK"; end def_env.module = {}; local function get_hosts_set(hosts) if type(hosts) == "table" then if hosts[1] then return set.new(hosts); elseif hosts._items then return hosts; end elseif type(hosts) == "string" then return set.new { hosts }; elseif hosts == nil then return set.new(array.collect(keys(prosody.hosts))); end end -- Hosts with a module or all virtualhosts if no module given -- matching modules_enabled in the global section local function get_hosts_with_module(hosts, module) local hosts_set = get_hosts_set(hosts) / function (host) if module then -- Module given, filter in hosts with this module loaded if modulemanager.is_loaded(host, module) then return host; else return nil; end end if not hosts then -- No hosts given, filter in VirtualHosts if prosody.hosts[host].type == "local" then return host; else return nil end end; -- No module given, but hosts are, don't filter at all return host; end; if module and modulemanager.get_module("*", module) then hosts_set:add("*"); end return hosts_set; end function def_env.module:load(name, hosts, config) hosts = get_hosts_with_module(hosts); -- Load the module for each host local ok, err, count, mod = true, nil, 0; for host in hosts do if (not modulemanager.is_loaded(host, name)) then mod, err = modulemanager.load(host, name, config); if not mod then ok = false; if err == "global-module-already-loaded" then if count > 0 then ok, err, count = true, nil, 1; end break; end self.session.print(err or "Unknown error loading module"); else count = count + 1; self.session.print("Loaded for "..mod.module.host); end end end return ok, (ok and "Module loaded onto "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err)); end function def_env.module:unload(name, hosts) hosts = get_hosts_with_module(hosts, name); -- Unload the module for each host local ok, err, count = true, nil, 0; for host in hosts do if modulemanager.is_loaded(host, name) then ok, err = modulemanager.unload(host, name); if not ok then ok = false; self.session.print(err or "Unknown error unloading module"); else count = count + 1; self.session.print("Unloaded from "..host); end end end return ok, (ok and "Module unloaded from "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err)); end local function _sort_hosts(a, b) if a == "*" then return true elseif b == "*" then return false else return a:gsub("[^.]+", string.reverse):reverse() < b:gsub("[^.]+", string.reverse):reverse(); end end function def_env.module:reload(name, hosts) hosts = array.collect(get_hosts_with_module(hosts, name)):sort(_sort_hosts) -- Reload the module for each host local ok, err, count = true, nil, 0; for _, host in ipairs(hosts) do if modulemanager.is_loaded(host, name) then ok, err = modulemanager.reload(host, name); if not ok then ok = false; self.session.print(err or "Unknown error reloading module"); else count = count + 1; if ok == nil then ok = true; end self.session.print("Reloaded on "..host); end end end return ok, (ok and "Module reloaded on "..count.." host"..(count ~= 1 and "s" or "")) or ("Last error: "..tostring(err)); end function def_env.module:list(hosts) hosts = array.collect(set.new({ not hosts and "*" or nil }) + get_hosts_set(hosts)):sort(_sort_hosts); local print = self.session.print; for _, host in ipairs(hosts) do print((host == "*" and "Global" or host)..":"); local modules = array.collect(keys(modulemanager.get_modules(host) or {})):sort(); if #modules == 0 then if prosody.hosts[host] then print(" No modules loaded"); else print(" Host not found"); end else for _, name in ipairs(modules) do local status, status_text = modulemanager.get_module(host, name).module:get_status(); local status_summary = ""; if status == "warn" or status == "error" then status_summary = (" (%s: %s)"):format(status, status_text); end print((" %s%s"):format(name, status_summary)); end end end end def_env.config = {}; function def_env.config:load(filename, format) local config_load = require "core.configmanager".load; local ok, err = config_load(filename, format); if not ok then return false, err or "Unknown error loading config"; end return true, "Config loaded"; end function def_env.config:get(host, key) if key == nil then host, key = "*", host; end local config_get = require "core.configmanager".get return true, serialize(config_get(host, key)); end function def_env.config:reload() local ok, err = prosody.reload_config(); return ok, (ok and "Config reloaded (you may need to reload modules to take effect)") or tostring(err); end local function common_info(session, line) if session.id then line[#line+1] = "["..session.id.."]" else line[#line+1] = "["..session.type..(tostring(session):match("%x*$")).."]" end end local function session_flags(session, line) line = line or {}; common_info(session, line); if session.type == "c2s" then local status, priority = "unavailable", tostring(session.priority or "-"); if session.presence then status = session.presence:get_child_text("show") or "available"; end line[#line+1] = status.."("..priority..")"; end if session.cert_identity_status == "valid" then line[#line+1] = "(authenticated)"; end if session.dialback_key then line[#line+1] = "(dialback)"; end if session.external_auth then line[#line+1] = "(SASL)"; end if session.secure then line[#line+1] = "(encrypted)"; end if session.compressed then line[#line+1] = "(compressed)"; end if session.smacks then line[#line+1] = "(sm)"; end if session.ip and session.ip:match(":") then line[#line+1] = "(IPv6)"; end if session.remote then line[#line+1] = "(remote)"; end if session.incoming and session.outgoing then line[#line+1] = "(bidi)"; elseif session.is_bidi or session.bidi_session then line[#line+1] = "(bidi)"; end if session.bosh_version then line[#line+1] = "(bosh)"; end if session.websocket_request then line[#line+1] = "(websocket)"; end return table.concat(line, " "); end local function tls_info(session, line) line = line or {}; common_info(session, line); if session.secure then local sock = session.conn and session.conn.socket and session.conn:socket(); if sock and sock.info then local info = sock:info(); line[#line+1] = ("(%s with %s)"):format(info.protocol, info.cipher); if sock.getsniname then local name = sock:getsniname(); if name then line[#line+1] = ("(SNI:%q)"):format(name); end end if sock.getalpn then local proto = sock:getalpn(); if proto then line[#line+1] = ("(ALPN:%q)"):format(proto); end end else line[#line+1] = "(cipher info unavailable)"; end else line[#line+1] = "(insecure)"; end return table.concat(line, " "); end def_env.c2s = {}; local function get_jid(session) if session.username then return session.full_jid or jid_join(session.username, session.host, session.resource); end local conn = session.conn; local ip = session.ip or "?"; local clientport = conn and conn:clientport() or "?"; local serverip = conn and conn.server and conn:server():ip() or "?"; local serverport = conn and conn:serverport() or "?" return jid_join("["..ip.."]:"..clientport, session.host or "["..serverip.."]:"..serverport); end local function get_c2s() local c2s = array.collect(values(prosody.full_sessions)); c2s:append(array.collect(values(module:shared"/*/c2s/sessions"))); c2s:append(array.collect(values(module:shared"/*/bosh/sessions"))); c2s:unique(); return c2s; end local function show_c2s(callback) get_c2s():sort(function(a, b) if a.host == b.host then if a.username == b.username then return (a.resource or "") > (b.resource or ""); end return (a.username or "") > (b.username or ""); end return _sort_hosts(a.host or "", b.host or ""); end):map(function (session) callback(get_jid(session), session) end); end function def_env.c2s:count() local c2s = get_c2s(); return true, "Total: ".. #c2s .." clients"; end function def_env.c2s:show(match_jid, annotate) local print, count = self.session.print, 0; annotate = annotate or session_flags; local curr_host = false; show_c2s(function (jid, session) if curr_host ~= session.host then curr_host = session.host; print(curr_host or "(not connected to any host yet)"); end if (not match_jid) or jid:match(match_jid) then count = count + 1; print(annotate(session, { " ", jid })); end end); return true, "Total: "..count.." clients"; end function def_env.c2s:show_insecure(match_jid) local print, count = self.session.print, 0; show_c2s(function (jid, session) if ((not match_jid) or jid:match(match_jid)) and not session.secure then count = count + 1; print(jid); end end); return true, "Total: "..count.." insecure client connections"; end function def_env.c2s:show_secure(match_jid) local print, count = self.session.print, 0; show_c2s(function (jid, session) if ((not match_jid) or jid:match(match_jid)) and session.secure then count = count + 1; print(jid); end end); return true, "Total: "..count.." secure client connections"; end function def_env.c2s:show_tls(match_jid) return self:show(match_jid, tls_info); end local function build_reason(text, condition) if text or condition then return { text = text, condition = condition or "undefined-condition", }; end end function def_env.c2s:close(match_jid, text, condition) local count = 0; show_c2s(function (jid, session) if jid == match_jid or jid_bare(jid) == match_jid then count = count + 1; session:close(build_reason(text, condition)); end end); return true, "Total: "..count.." sessions closed"; end function def_env.c2s:closeall(text, condition) local count = 0; --luacheck: ignore 212/jid show_c2s(function (jid, session) count = count + 1; session:close(build_reason(text, condition)); end); return true, "Total: "..count.." sessions closed"; end def_env.s2s = {}; function def_env.s2s:show(match_jid, annotate) local print = self.session.print; annotate = annotate or session_flags; local count_in, count_out = 0,0; local s2s_list = { }; local s2s_sessions = module:shared"/*/s2s/sessions"; for _, session in pairs(s2s_sessions) do local remotehost, localhost, direction; if session.direction == "outgoing" then direction = "->"; count_out = count_out + 1; remotehost, localhost = session.to_host or "?", session.from_host or "?"; else direction = "<-"; count_in = count_in + 1; remotehost, localhost = session.from_host or "?", session.to_host or "?"; end local sess_lines = { l = localhost, r = remotehost, annotate(session, { "", direction, remotehost or "?" })}; if (not match_jid) or remotehost:match(match_jid) or localhost:match(match_jid) then table.insert(s2s_list, sess_lines); -- luacheck: ignore 421/print local print = function (s) table.insert(sess_lines, " "..s); end 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 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 if session.type == "s2sin_unauthed" then print("Connection not yet authenticated"); elseif session.type == "s2sin" then for name in pairs(session.hosts) do if name ~= session.from_host then print("also hosts "..tostring(name)); end end end end end -- Sort by local host, then remote host table.sort(s2s_list, function(a,b) if a.l == b.l then return _sort_hosts(a.r, b.r); end return _sort_hosts(a.l, b.l); end); local lasthost; for _, sess_lines in ipairs(s2s_list) do if sess_lines.l ~= lasthost then print(sess_lines.l); lasthost=sess_lines.l end for _, line in ipairs(sess_lines) do print(line); end end return true, "Total: "..count_out.." outgoing, "..count_in.." incoming connections"; end function def_env.s2s:show_tls(match_jid) return self:show(match_jid, tls_info); end local function print_subject(print, subject) for _, entry in ipairs(subject) do print( (" %s: %q"):format( entry.name or entry.oid, entry.value:gsub("[\r\n%z%c]", " ") ) ); end end -- As much as it pains me to use the 0-based depths that OpenSSL does, -- I think there's going to be more confusion among operators if we -- break from that. local function print_errors(print, errors) for depth, t in pairs(errors) do print( (" %d: %s"):format( depth-1, table.concat(t, "\n| ") ) ); end end function def_env.s2s:showcert(domain) local print = self.session.print; local s2s_sessions = module:shared"/*/s2s/sessions"; local domain_sessions = set.new(array.collect(values(s2s_sessions))) /function(session) return (session.to_host == domain or session.from_host == domain) and session or nil; end; local cert_set = {}; for session in domain_sessions do local conn = session.conn; conn = conn and conn:socket(); if not conn.getpeerchain then if conn.dohandshake then error("This version of LuaSec does not support certificate viewing"); end else local cert = conn:getpeercertificate(); if cert then local certs = conn:getpeerchain(); local digest = cert:digest("sha1"); if not cert_set[digest] then local chain_valid, chain_errors = conn:getpeerverification(); cert_set[digest] = { { from = session.from_host, to = session.to_host, direction = session.direction }; chain_valid = chain_valid; chain_errors = chain_errors; certs = certs; }; else table.insert(cert_set[digest], { from = session.from_host, to = session.to_host, direction = session.direction }); end end end end local domain_certs = array.collect(values(cert_set)); -- Phew. We now have a array of unique certificates presented by domain. local n_certs = #domain_certs; if n_certs == 0 then return "No certificates found for "..domain; end local function _capitalize_and_colon(byte) return string.upper(byte)..":"; end local function pretty_fingerprint(hash) return hash:gsub("..", _capitalize_and_colon):sub(1, -2); end for cert_info in values(domain_certs) do local certs = cert_info.certs; local cert = certs[1]; print("---") print("Fingerprint (SHA1): "..pretty_fingerprint(cert:digest("sha1"))); print(""); local n_streams = #cert_info; print("Currently used on "..n_streams.." stream"..(n_streams==1 and "" or "s")..":"); for _, stream in ipairs(cert_info) do if stream.direction == "incoming" then print(" "..stream.to.." <- "..stream.from); else print(" "..stream.from.." -> "..stream.to); end end print(""); local chain_valid, errors = cert_info.chain_valid, cert_info.chain_errors; local valid_identity = cert_verify_identity(domain, "xmpp-server", cert); if chain_valid then print("Trusted certificate: Yes"); else print("Trusted certificate: No"); print_errors(print, errors); end print(""); print("Issuer: "); print_subject(print, cert:issuer()); print(""); print("Valid for "..domain..": "..(valid_identity and "Yes" or "No")); print("Subject:"); print_subject(print, cert:subject()); end print("---"); return ("Showing "..n_certs.." certificate" ..(n_certs==1 and "" or "s") .." presented by "..domain.."."); end function def_env.s2s:close(from, to, text, condition) local print, count = self.session.print, 0; local s2s_sessions = module:shared"/*/s2s/sessions"; local match_id; if from and not to then match_id, from = from, nil; elseif not 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 for _, session in pairs(s2s_sessions) do local id = session.id or (session.type..tostring(session):match("[a-f0-9]+$")); if (match_id and match_id == id) or (session.from_host == from and session.to_host == to) then print(("Closing connection from %s to %s [%s]"):format(session.from_host, session.to_host, id)); (session.close or s2smanager.destroy_session)(session, build_reason(text, condition)); count = count + 1 ; end end return true, "Closed "..count.." s2s session"..((count == 1 and "") or "s"); end function def_env.s2s:closeall(host, text, condition) local count = 0; local s2s_sessions = module:shared"/*/s2s/sessions"; for _,session in pairs(s2s_sessions) do if not host or session.from_host == host or session.to_host == host then session:close(build_reason(text, condition)); count = count + 1; end end if count == 0 then return false, "No sessions to close."; else return true, "Closed "..count.." s2s session"..((count == 1 and "") or "s"); end end def_env.host = {}; def_env.hosts = def_env.host; function def_env.host:activate(hostname, config) return hostmanager.activate(hostname, config); end function def_env.host:deactivate(hostname, reason) return hostmanager.deactivate(hostname, reason); end function def_env.host:list() local print = self.session.print; local i = 0; local type; for host, host_session in iterators.sorted_pairs(prosody.hosts, _sort_hosts) do i = i + 1; type = host_session.type; if type == "local" then print(host); else type = module:context(host):get_option_string("component_module", type); if type ~= "component" then type = type .. " component"; end print(("%s (%s)"):format(host, type)); end end return true, i.." hosts"; end def_env.port = {}; function def_env.port:list() local print = self.session.print; local services = portmanager.get_active_services().data; local n_services, n_ports = 0, 0; for service, interfaces in iterators.sorted_pairs(services) do n_services = n_services + 1; local ports_list = {}; for interface, ports in pairs(interfaces) do for port in pairs(ports) do table.insert(ports_list, "["..interface.."]:"..port); end end n_ports = n_ports + #ports_list; print(service..": "..table.concat(ports_list, ", ")); end return true, n_services.." services listening on "..n_ports.." ports"; end function def_env.port:close(close_port, close_interface) close_port = assert(tonumber(close_port), "Invalid port number"); local n_closed = 0; local services = portmanager.get_active_services().data; for service, interfaces in pairs(services) do -- luacheck: ignore 213 for interface, ports in pairs(interfaces) do if not close_interface or close_interface == interface then if ports[close_port] then self.session.print("Closing ["..interface.."]:"..close_port.."..."); local ok, err = portmanager.close(interface, close_port) if not ok then self.session.print("Failed to close "..interface.." "..close_port..": "..err); else n_closed = n_closed + 1; end end end end end return true, "Closed "..n_closed.." ports"; end def_env.muc = {}; local console_room_mt = { __index = function (self, k) return self.room[k]; end; __tostring = function (self) return "MUC room <"..self.room.jid..">"; end; }; local function check_muc(jid) local room_name, host = jid_split(jid); if not prosody.hosts[host] then return nil, "No such host: "..host; elseif not prosody.hosts[host].modules.muc then return nil, "Host '"..host.."' is not a MUC service"; end return room_name, host; end function def_env.muc:create(room_jid, config) local room_name, host = check_muc(room_jid); if not room_name then return room_name, host; end if not room_name then return nil, host end if config ~= nil and type(config) ~= "table" then return nil, "Config must be a table"; end if prosody.hosts[host].modules.muc.get_room_from_jid(room_jid) then return nil, "Room exists already" end return prosody.hosts[host].modules.muc.create_room(room_jid, config); end function def_env.muc:room(room_jid) local room_name, host = check_muc(room_jid); if not room_name then return room_name, host; end local room_obj = prosody.hosts[host].modules.muc.get_room_from_jid(room_jid); if not room_obj then return nil, "No such room: "..room_jid; end return setmetatable({ room = room_obj }, console_room_mt); end function def_env.muc:list(host) local host_session = prosody.hosts[host]; if not host_session or not host_session.modules.muc then return nil, "Please supply the address of a local MUC component"; end local print = self.session.print; local c = 0; for room in host_session.modules.muc.each_room() do print(room.jid); c = c + 1; end return true, c.." rooms"; end local um = require"core.usermanager"; def_env.user = {}; function def_env.user:create(jid, password) local username, host = jid_split(jid); if not prosody.hosts[host] then return nil, "No such host: "..host; elseif um.user_exists(username, host) then return nil, "User exists"; end local ok, err = um.create_user(username, password, host); if ok then return true, "User created"; else return nil, "Could not create user: "..err; end end function def_env.user:delete(jid) local username, host = jid_split(jid); if not prosody.hosts[host] then return nil, "No such host: "..host; elseif not um.user_exists(username, host) then return nil, "No such user"; end local ok, err = um.delete_user(username, host); if ok then return true, "User deleted"; else return nil, "Could not delete user: "..err; end end function def_env.user:password(jid, password) local username, host = jid_split(jid); if not prosody.hosts[host] then return nil, "No such host: "..host; elseif not um.user_exists(username, host) then return nil, "No such user"; end local ok, err = um.set_password(username, password, host, nil); if ok then return true, "User password changed"; else return nil, "Could not change password for user: "..err; end end function def_env.user:list(host, pat) if not host then return nil, "No host given"; elseif not prosody.hosts[host] then return nil, "No such host"; end local print = self.session.print; local total, matches = 0, 0; for user in um.users(host) do if not pat or user:match(pat) then print(user.."@"..host); matches = matches + 1; end total = total + 1; end return true, "Showing "..(pat and (matches.." of ") or "all " )..total.." users"; end def_env.xmpp = {}; local st = require "util.stanza"; local new_id = require "util.id".medium; function def_env.xmpp:ping(localhost, remotehost, timeout) localhost = select(2, jid_split(localhost)); remotehost = select(2, jid_split(remotehost)); if not localhost then return nil, "Invalid sender hostname"; elseif not prosody.hosts[localhost] then return nil, "No such local host"; end if not remotehost then return nil, "Invalid destination hostname"; elseif prosody.hosts[remotehost] then return nil, "Both hosts are local"; end local iq = st.iq{ from=localhost, to=remotehost, type="get", id=new_id()} :tag("ping", {xmlns="urn:xmpp:ping"}); local time_start = time.now(); local ret, err = async.wait(module:context(localhost):send_iq(iq, nil, timeout)); if ret then return true, ("pong from %s in %gs"):format(ret.stanza.attr.from, time.now() - time_start); else return false, tostring(err); end end def_env.dns = {}; local adns = require"net.adns"; local function get_resolver(session) local resolver = session.dns_resolver; if not resolver then resolver = adns.resolver(); session.dns_resolver = resolver; end return resolver; end function def_env.dns:lookup(name, typ, class) local resolver = get_resolver(self.session); local ret, err = async.wait(resolver:lookup_promise(name, typ, class)); if ret then return true, ret; elseif err then return false, err; end end function def_env.dns:addnameserver(...) local resolver = get_resolver(self.session); resolver._resolver:addnameserver(...) return true end function def_env.dns:setnameserver(...) local resolver = get_resolver(self.session); resolver._resolver:setnameserver(...) return true end function def_env.dns:purge() local resolver = get_resolver(self.session); resolver._resolver:purge() return true end function def_env.dns:cache() local resolver = get_resolver(self.session); return true, "Cache:\n"..tostring(resolver._resolver.cache) end def_env.http = {}; function def_env.http:list() local print = self.session.print; for host in pairs(prosody.hosts) do local http_apps = modulemanager.get_items("http-provider", host); if #http_apps > 0 then local http_host = module:context(host):get_option_string("http_host"); print("HTTP endpoints on "..host..(http_host and (" (using "..http_host.."):") or ":")); for _, provider in ipairs(http_apps) do local url = module:context(host):http_url(provider.name, provider.default_path); print("", url); end print(""); end end local default_host = module:get_option_string("http_default_host"); if not default_host then print("HTTP requests to unknown hosts will return 404 Not Found"); else print("HTTP requests to unknown hosts will be handled by "..default_host); end return true; end def_env.debug = {}; function def_env.debug:logevents(host) helpers.log_host_events(host); return true; end function def_env.debug:events(host, event) local events_obj; if host and host ~= "*" then if host == "http" then events_obj = require "net.http.server"._events; elseif not prosody.hosts[host] then return false, "Unknown host: "..host; else events_obj = prosody.hosts[host].events; end else events_obj = prosody.events; end return true, helpers.show_events(events_obj, event); end function def_env.debug:timers() local print = self.session.print; local add_task = require"util.timer".add_task; local h, params = add_task.h, add_task.params; if h then print("-- util.timer"); for i, id in ipairs(h.ids) do if not params[id] then print(os.date("%F %T", h.priorities[i]), h.items[id]); elseif not params[id].callback then print(os.date("%F %T", h.priorities[i]), h.items[id], unpack(params[id])); else print(os.date("%F %T", h.priorities[i]), params[id].callback, unpack(params[id])); end end end if server.event_base then local count = 0; for _, v in pairs(debug.getregistry()) do if type(v) == "function" and v.callback and v.callback == add_task._on_timer then count = count + 1; end end print(count .. " libevent callbacks"); end if h then local next_time = h:peek(); if next_time then return true, os.date("Next event at %F %T (in %%.6fs)", next_time):format(next_time - time.now()); end end return true; end -- COMPAT: debug:timers() was timer:info() for some time in trunk def_env.timer = { info = def_env.debug.timers }; module:hook("server-stopping", function(event) for _, session in pairs(sessions) do session.print("Shutting down: "..(event.reason or "unknown reason")); end end); def_env.stats = {}; local function format_stat(type, value, ref_value) ref_value = ref_value or value; --do return tostring(value) end if type == "duration" then if ref_value < 0.001 then return ("%g µs"):format(value*1000000); elseif ref_value < 0.9 then return ("%0.2f ms"):format(value*1000); end return ("%0.2f"):format(value); elseif type == "size" then if ref_value > 1048576 then return ("%d MB"):format(value/1048576); elseif ref_value > 1024 then return ("%d KB"):format(value/1024); end return ("%d bytes"):format(value); elseif type == "rate" then if ref_value < 0.9 then return ("%0.2f/min"):format(value*60); end return ("%0.2f/sec"):format(value); end return tostring(value); end local stats_methods = {}; function stats_methods:bounds(_lower, _upper) for _, stat_info in ipairs(self) do local data = stat_info[4]; if data then local lower = _lower or data.min; local upper = _upper or data.max; local new_data = { min = lower; max = upper; samples = {}; sample_count = 0; count = data.count; units = data.units; }; local sum = 0; for _, v in ipairs(data.samples) do if v > upper then break; elseif v>=lower then table.insert(new_data.samples, v); sum = sum + v; end end new_data.sample_count = #new_data.samples; stat_info[4] = new_data; stat_info[3] = sum/new_data.sample_count; end end return self; end function stats_methods:trim(lower, upper) upper = upper or (100-lower); local statistics = require "util.statistics"; for _, stat_info in ipairs(self) do -- Strip outliers local data = stat_info[4]; if data then local new_data = { min = statistics.get_percentile(data, lower); max = statistics.get_percentile(data, upper); samples = {}; sample_count = 0; count = data.count; units = data.units; }; local sum = 0; for _, v in ipairs(data.samples) do if v > new_data.max then break; elseif v>=new_data.min then table.insert(new_data.samples, v); sum = sum + v; end end new_data.sample_count = #new_data.samples; stat_info[4] = new_data; stat_info[3] = sum/new_data.sample_count; end end return self; end function stats_methods:max(upper) return self:bounds(nil, upper); end function stats_methods:min(lower) return self:bounds(lower, nil); end function stats_methods:summary() local statistics = require "util.statistics"; for _, stat_info in ipairs(self) do local type, value, data = stat_info[2], stat_info[3], stat_info[4]; if data and data.samples then table.insert(stat_info.output, string.format("Count: %d (%d captured)", data.count, data.sample_count )); table.insert(stat_info.output, string.format("Min: %s Mean: %s Max: %s", format_stat(type, data.min), format_stat(type, value), format_stat(type, data.max) )); table.insert(stat_info.output, string.format("Q1: %s Median: %s Q3: %s", format_stat(type, statistics.get_percentile(data, 25)), format_stat(type, statistics.get_percentile(data, 50)), format_stat(type, statistics.get_percentile(data, 75)) )); end end return self; end function stats_methods:cfgraph() for _, stat_info in ipairs(self) do local name, type, value, data = unpack(stat_info, 1, 4); -- luacheck: ignore 211 local function print(s) table.insert(stat_info.output, s); end if data and data.sample_count and data.sample_count > 0 then local raw_histogram = require "util.statistics".get_histogram(data); local graph_width, graph_height = 50, 10; local eighth_chars = " ▁▂▃▄▅▆▇█"; local range = data.max - data.min; if range > 0 then local x_scaling = #raw_histogram/graph_width; local histogram = {}; for i = 1, graph_width do histogram[i] = math.max(raw_histogram[i*x_scaling-1] or 0, raw_histogram[i*x_scaling] or 0); end print(""); print(("_"):rep(52)..format_stat(type, data.max)); for row = graph_height, 1, -1 do local row_chars = {}; local min_eighths, max_eighths = 8, 0; for i = 1, #histogram do local char_eighths = math.ceil(math.max(math.min((graph_height/(data.max/histogram[i]))-(row-1), 1), 0)*8); if char_eighths < min_eighths then min_eighths = char_eighths; end if char_eighths > max_eighths then max_eighths = char_eighths; end if char_eighths == 0 then row_chars[i] = "-"; else local char = eighth_chars:sub(char_eighths*3+1, char_eighths*3+3); row_chars[i] = char; end end print(table.concat(row_chars).."|-"..format_stat(type, data.max/(graph_height/(row-0.5)))); end print(("\\ "):rep(11)); local x_labels = {}; for i = 1, 11 do local s = ("%-4s"):format((i-1)*10); if #s > 4 then s = s:sub(1, 3).."…"; end x_labels[i] = s; end print(" "..table.concat(x_labels, " ")); local units = "%"; local margin = math.floor((graph_width-#units)/2); print((" "):rep(margin)..units); else print("[range too small to graph]"); end print(""); end end return self; end function stats_methods:histogram() for _, stat_info in ipairs(self) do local name, type, value, data = unpack(stat_info, 1, 4); -- luacheck: ignore 211 local function print(s) table.insert(stat_info.output, s); end if not data then print("[no data]"); return self; elseif not data.sample_count then print("[not a sampled metric type]"); return self; end local graph_width, graph_height = 50, 10; local eighth_chars = " ▁▂▃▄▅▆▇█"; local range = data.max - data.min; if range > 0 then local n_buckets = graph_width; local histogram = {}; for i = 1, n_buckets do histogram[i] = 0; end local max_bin_samples = 0; for _, d in ipairs(data.samples) do local bucket = math.floor(1+(n_buckets-1)/(range/(d-data.min))); histogram[bucket] = histogram[bucket] + 1; if histogram[bucket] > max_bin_samples then max_bin_samples = histogram[bucket]; end end print(""); print(("_"):rep(52)..max_bin_samples); for row = graph_height, 1, -1 do local row_chars = {}; local min_eighths, max_eighths = 8, 0; for i = 1, #histogram do local char_eighths = math.ceil(math.max(math.min((graph_height/(max_bin_samples/histogram[i]))-(row-1), 1), 0)*8); if char_eighths < min_eighths then min_eighths = char_eighths; end if char_eighths > max_eighths then max_eighths = char_eighths; end if char_eighths == 0 then row_chars[i] = "-"; else local char = eighth_chars:sub(char_eighths*3+1, char_eighths*3+3); row_chars[i] = char; end end print(table.concat(row_chars).."|-"..math.ceil((max_bin_samples/graph_height)*(row-0.5))); end print(("\\ "):rep(11)); local x_labels = {}; for i = 1, 11 do local s = ("%-4s"):format(format_stat(type, data.min+range*i/11, data.min):match("^%S+")); if #s > 4 then s = s:sub(1, 3).."…"; end x_labels[i] = s; end print(" "..table.concat(x_labels, " ")); local units = format_stat(type, data.min):match("%s+(.+)$") or data.units or ""; local margin = math.floor((graph_width-#units)/2); print((" "):rep(margin)..units); else print("[range too small to graph]"); end print(""); end return self; end local function stats_tostring(stats) local print = stats.session.print; for _, stat_info in ipairs(stats) do if #stat_info.output > 0 then print("\n#"..stat_info[1]); print(""); for _, v in ipairs(stat_info.output) do print(v); end print(""); else print(("%-50s %s"):format(stat_info[1], format_stat(stat_info[2], stat_info[3]))); end end return #stats.." statistics displayed"; end local stats_mt = {__index = stats_methods, __tostring = stats_tostring } local function new_stats_context(self) return setmetatable({ session = self.session, stats = true }, stats_mt); end function def_env.stats:show(filter) -- luacheck: ignore 211/changed local stats, changed, extra = require "core.statsmanager".get_stats(); local available, displayed = 0, 0; local displayed_stats = new_stats_context(self); for name, value in iterators.sorted_pairs(stats) do available = available + 1; if not filter or name:match(filter) then displayed = displayed + 1; local type = name:match(":(%a+)$"); table.insert(displayed_stats, { name, type, value, extra[name]; output = {}; }); end end return displayed_stats; end ------------- function printbanner(session) local option = module:get_option_string("console_banner", "full"); if option == "full" or option == "graphic" then session.print [[ ____ \ / _ | _ \ _ __ ___ ___ _-_ __| |_ _ | |_) | '__/ _ \/ __|/ _ \ / _` | | | | | __/| | | (_) \__ \ |_| | (_| | |_| | |_| |_| \___/|___/\___/ \__,_|\__, | A study in simplicity |___/ ]] end if 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("https://prosody.im/doc/console\n"); end if option ~= "short" and option ~= "full" and option ~= "graphic" then session.print(option); end end module:provides("net", { name = "console"; listener = console_listener; default_port = 5582; private = true; });