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|
-- Prosody IM v0.1
-- Copyright (C) 2008 Matthew Wild
-- Copyright (C) 2008 Waqas Hussain
--
-- This program is free software; you can redistribute it and/or
-- modify it under the terms of the GNU General Public License
-- as published by the Free Software Foundation; either version 2
-- of the License, or (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
--
local connlisteners_register = require "net.connlisteners".register;
local console_listener = { default_port = 5582; default_mode = "*l"; };
local commands = {};
local def_env = {};
local default_env_mt = { __index = def_env };
console = {};
function console:new_session(conn)
local w = conn.write;
local session = { conn = conn;
send = function (t) w(tostring(t)); end;
print = function (t) w("| "..tostring(t).."\n"); end;
disconnect = function () conn.close(); end;
};
session.env = setmetatable({}, default_env_mt);
-- 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
local sessions = {};
function console_listener.listener(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
if data:match("[!.]$") then
local command = data:lower();
command = data:match("^%w+") or data:match("%p");
if commands[command] then
commands[command](session, data);
return;
end
end
session.env._ = data;
local chunk, err = loadstring("return "..data);
if not chunk then
chunk, err = loadstring(data);
if not chunk then
err = err:gsub("^%[string .-%]:%d+: ", "");
err = err:gsub("^:%d+: ", "");
err = err:gsub("'<eof>'", "the end of the line");
session.print("Sorry, I couldn't understand that... "..err);
return;
end
end
setfenv(chunk, session.env);
local ranok, taskok, message = pcall(chunk);
if not ranok then
session.print("Fatal error while running command, it did not complete");
session.print("Error: "..taskok);
return;
end
if not message then
session.print("Result: "..tostring(taskok));
return;
elseif (not taskok) and message then
session.print("Command completed with a problem");
session.print("Message: "..tostring(message));
return;
end
session.print("OK: "..tostring(message));
end
end
function console_listener.disconnect(conn, err)
end
connlisteners_register('console', console_listener);
-- Console commands --
-- These are simple commands, not valid standalone in Lua
function commands.bye(session)
session.print("See you! :)");
session.disconnect();
end
commands["!"] = function (session, data)
if data:match("^!!") then
session.print("!> "..session.env._);
return console_listener.listener(session.conn, session.env._);
end
local old, new = data:match("^!(.-[^\\])!(.-)!$");
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.listener(session.conn, res);
end
session.print("Sorry, not sure what you want");
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()
dofile "prosody"
return true, "Server reloaded";
end
def_env.module = {};
function def_env.module:load(name, host, config)
local mm = require "modulemanager";
local ok, err = mm.load(host or self.env.host, name, config);
if not ok then
return false, err or "Unknown error loading module";
end
return true, "Module loaded";
end
function def_env.module:unload(name, host)
local mm = require "modulemanager";
local ok, err = mm.unload(host or self.env.host, name);
if not ok then
return false, err or "Unknown error unloading module";
end
return true, "Module unloaded";
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, section, key)
local config_get = require "core.configmanager".get
return true, tostring(config_get(host, section, key));
end
def_env.hosts = {};
function def_env.hosts:list()
for host, host_session in pairs(hosts) do
self.session.print(host);
end
return true, "Done";
end
function def_env.hosts:add(name)
end
-------------
function printbanner(session)
session.print [[
____ \ / _
| _ \ _ __ ___ ___ _-_ __| |_ _
| |_) | '__/ _ \/ __|/ _ \ / _` | | | |
| __/| | | (_) \__ \ |_| | (_| | |_| |
|_| |_| \___/|___/\___/ \__,_|\__, |
A study in simplicity |___/
]]
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
|
