--- Prosody IM v0.4
--- Copyright (C) 2008-2009 Matthew Wild
--- Copyright (C) 2008-2009 Waqas Hussain
+-- 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.
local hosts = prosody.hosts;
local connlisteners_register = require "net.connlisteners".register;
-local console_listener = { default_port = 5582; default_mode = "*l"; };
+local console_listener = { default_port = 5582; default_mode = "*l"; default_interface = "127.0.0.1" };
require "util.iterators";
local jid_bare = require "util.jid".bare;
local set, array = require "util.set", require "util.array";
+local cert_verify_identity = require "util.certverification".verify_identity;
local commands = {};
local def_env = {};
local default_env_mt = { __index = def_env };
+prosody.console = { commands = commands, env = def_env };
+
local function redirect_output(_G, session)
- return setmetatable({ print = session.print }, { __index = function (t, k) return rawget(_G, k); end, __newindex = function (t, k, v) rawset(_G, k, v); end });
+ local env = setmetatable({ print = session.print }, { __index = function (t, k) return rawget(_G, k); end });
+ env.dofile = function(name)
+ local f, err = loadfile(name);
+ if not f then return f, err; end
+ return setfenv(f, env)();
+ end;
+ return env;
end
console = {};
function console:new_session(conn)
- local w = function(s) conn.write(s:gsub("\n", "\r\n")); end;
+ 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 (t) w("| "..tostring(t).."\n"); end;
- disconnect = function () conn.close(); 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);
local sessions = {};
-function console_listener.listener(conn, data)
+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];
-
- if not session then
- -- Handle new connection
- session = console:new_session(conn);
- sessions[conn] = session;
- printbanner(session);
- end
- if data then
- -- Handle data
- (function(session, data)
- local useglobalenv;
-
- if data:match("^>") then
- data = data:gsub("^>", "");
- useglobalenv = true;
- else
- local command = data:lower();
- command = data:match("^%w+") or data:match("%p");
- if commands[command] then
- commands[command](session, data);
- return;
- end
- end
- session.env._ = data;
-
- local chunk, err = loadstring("return "..data);
- if not chunk then
- chunk, err = loadstring(data);
- if not chunk then
- err = err:gsub("^%[string .-%]:%d+: ", "");
- err = err:gsub("^:%d+: ", "");
- err = err:gsub("'<eof>'", "the end of the line");
- session.print("Sorry, I couldn't understand that... "..err);
- return;
- end
- end
-
- setfenv(chunk, (useglobalenv and redirect_output(_G, session)) or session.env or nil);
-
- local ranok, taskok, message = pcall(chunk);
-
- if not (ranok or message or useglobalenv) and commands[data:lower()] then
- commands[data:lower()](session, data);
- return;
- end
-
- if not ranok then
- session.print("Fatal error while running command, it did not complete");
- session.print("Error: "..taskok);
+ -- Handle data
+ (function(session, data)
+ local useglobalenv;
+
+ if data:match("^>") then
+ data = data:gsub("^>", "");
+ useglobalenv = true;
+ elseif data == "\004" then
+ commands["bye"](session, data);
+ return;
+ else
+ local command = data:lower();
+ command = data:match("^%w+") or data:match("%p");
+ if commands[command] then
+ commands[command](session, data);
return;
end
-
- 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));
+ end
+
+ session.env._ = data;
+
+ local chunkname = "=console";
+ local chunk, err = loadstring("return "..data, chunkname);
+ if not chunk then
+ chunk, err = loadstring(data, chunkname);
+ if not chunk then
+ err = err:gsub("^%[string .-%]:%d+: ", "");
+ err = err:gsub("^:%d+: ", "");
+ err = err:gsub("'<eof>'", "the end of the line");
+ session.print("Sorry, I couldn't understand that... "..err);
return;
end
-
- session.print("OK: "..tostring(message));
- end)(session, data);
- end
+ end
+
+ setfenv(chunk, (useglobalenv and redirect_output(_G, session)) or session.env or nil);
+
+ local ranok, taskok, message = pcall(chunk);
+
+ if not (ranok or message or useglobalenv) and commands[data:lower()] then
+ commands[data:lower()](session, data);
+ return;
+ end
+
+ if not ranok then
+ session.print("Fatal error while running command, it did not complete");
+ session.print("Error: "..taskok);
+ return;
+ end
+
+ 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)(session, data);
+
session.send(string.char(0));
end
-function console_listener.disconnect(conn, err)
-
+function console_listener.ondisconnect(conn, err)
+ local session = sessions[conn];
+ if session then
+ session.disconnect();
+ sessions[conn] = nil;
+ end
end
connlisteners_register('console', console_listener);
session.print("See you! :)");
session.disconnect();
end
+commands.quit, commands.exit = commands.bye, commands.bye;
commands["!"] = function (session, data)
- if data:match("^!!") then
+ if data:match("^!!") and session.env._ then
session.print("!> "..session.env._);
- return console_listener.listener(session.conn, session.env._);
+ return console_listener.onincoming(session.conn, session.env._);
end
local old, new = data:match("^!(.-[^\\])!(.-)!$");
if old and new then
return;
end
session.print("!> "..res);
- return console_listener.listener(session.conn, 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 [[server - Uptime, version, shutting down, etc.]]
+ 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:close(jid) - Close all sessions for the specified JID]]
+ elseif section == "s2s" then
+ print [[s2s:show(domain) - Show all s2s connections for the given domain (or all if no domain given)]]
+ print [[s2s:close(from, to) - Close a connection from one domain to another]]
+ 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 == "server" then
+ print [[server:version() - Show the server's version number]]
+ print [[server:uptime() - Show how long the server has been running]]
+ print [[server:shutdown(reason) - Shut down the server, with an optional reason to be broadcast to all connections]]
+ elseif section == "config" then
+ print [[config:reload() - Reload the server configuration. Modules may need to be reloaded for changes to take effect.]]
+ 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
def_env.server = {};
-function def_env.server:reload()
+
+function def_env.server:insane_reload()
prosody.unlock_globals();
dofile "prosody"
prosody = _G.prosody;
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 "",
+ 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
+
def_env.module = {};
local function get_hosts_set(hosts, module)
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)
+ if hosts == nil then
+ hosts = array.collect(keys(prosody.hosts));
+ end
+ if type(hosts) == "string" then
+ hosts = { hosts };
+ end
+ if type(hosts) ~= "table" then
+ return false, "Please supply a host or a list of hosts you would like to see";
+ end
+
+ local print = self.session.print;
+ for _, host in ipairs(hosts) do
+ print(host..":");
+ local modules = array.collect(keys(prosody.hosts[host] and prosody.hosts[host].modules 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
+ print(" "..name);
+ end
+ end
+ end
+end
+
def_env.config = {};
function def_env.config:load(filename, format)
local config_load = require "core.configmanager".load;
return true, tostring(config_get(host, section, 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
+
def_env.hosts = {};
function def_env.hosts:list()
for host, host_session in pairs(hosts) do
function def_env.c2s:show(match_jid)
local print, count = self.session.print, 0;
- show_c2s(function (jid)
+ local curr_host;
+ show_c2s(function (jid, session)
+ if curr_host ~= session.host then
+ curr_host = session.host;
+ print(curr_host);
+ end
if (not match_jid) or jid:match(match_jid) then
count = count + 1;
- print(jid);
+ local status, priority = "unavailable", tostring(session.priority or "-");
+ if session.presence then
+ status = session.presence:child_with_name("show");
+ if status then
+ status = status:get_text() or "[invalid!]";
+ else
+ status = "available";
+ end
+ end
+ print(" "..jid.." - "..status.."("..priority..")");
end
end);
return true, "Total: "..count.." clients";
for remotehost, session in pairs(host_session.s2sout) do
if (not match_jid) or remotehost:match(match_jid) or host:match(match_jid) then
count_out = count_out + 1;
- print(" "..host.." -> "..remotehost);
+ print(" "..host.." -> "..remotehost..(session.cert_identity_status == "valid" and " (secure)" or "")..(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
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))) then
+ 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)"));
+ print(" "..host.." <- "..(session.from_host or "(unknown)")..(session.cert_identity_status == "valid" and " (secure)" or "")..(session.secure and " (encrypted)" or "")..(session.compressed and " (compressed)" or ""));
if session.type == "s2sin_unauthed" then
print(" Connection not yet authenticated");
end
return true, "Total: "..count_out.." outgoing, "..count_in.." incoming connections";
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
+
+function def_env.s2s:showcert(domain)
+ local ser = require "util.serialization".serialize;
+ local print = self.session.print;
+ local domain_sessions = set.new(array.collect(keys(incoming_s2s)))
+ /function(session) return session.from_host == domain; end;
+ for local_host in values(prosody.hosts) do
+ local s2sout = local_host.s2sout;
+ if s2sout and s2sout[domain] then
+ domain_sessions:add(s2sout[domain]);
+ end
+ end
+ local cert_set = {};
+ for session in domain_sessions do
+ local conn = session.conn;
+ conn = conn and conn:socket();
+ if not conn.getpeercertificate 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 digest = cert:digest("sha1");
+ if not cert_set[digest] then
+ local chain_valid, chain_err = conn:getpeerchainvalid();
+ cert_set[digest] = {
+ {
+ from = session.from_host,
+ to = session.to_host,
+ direction = session.direction
+ };
+ chain_valid = chain_valid;
+ chain_err = chain_err;
+ cert = cert;
+ };
+ 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 print = self.session.print;
+ 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 cert = cert_info.cert;
+ 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, err = cert_info.chain_valid, cert_info.chain_err;
+ local valid_identity = cert_verify_identity(domain, "xmpp-server", cert);
+ print("Trusted certificate: "..(chain_valid and "Yes" or ("No ("..err..")")));
+ 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)
local print, count = self.session.print, 0;
if hosts[from] and not hosts[to] then
-- Is an outgoing connection
local session = hosts[from].s2sout[to];
- if not session then
+ if not session then
print("No outgoing connection from "..from.." to "..to)
else
- s2smanager.destroy_session(session);
+ (session.close or s2smanager.destroy_session)(session);
count = count + 1;
print("Closed outgoing session from "..from.." to "..to);
end
-- Is an incoming connection
for session in pairs(incoming_s2s) do
if session.to_host == to and session.from_host == from then
- s2smanager.destroy_session(session);
+ (session.close or s2smanager.destroy_session)(session);
count = count + 1;
end
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)
+ 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;
+ 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)
end
end
end
+
+prosody.net_activate_ports("console", "console", {5582}, "tcp");