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local connlisteners_register = require "net.connlisteners".register; |
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local console_listener = { default_port = 5582; default_mode = "*l"; }; |
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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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console = {}; |
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function console:new_session(conn) |
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local w = conn.write; |
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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 (t) w("| "..tostring(t).."\n"); 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.listener(conn, data) |
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local session = sessions[conn]; |
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if not session then |
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-- Handle new connection |
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session = console:new_session(conn); |
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sessions[conn] = session; |
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session.print("Welcome to the lxmppd admin console!"); |
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end |
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if data then |
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-- Handle data |
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if data:match("[!.]$") then |
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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 chunk, err = loadstring("return "..data); |
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if not chunk then |
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chunk, err = loadstring(data); |
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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, session.env); |
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local ranok, taskok, message = pcall(chunk); |
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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 |
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end |
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function console_listener.disconnect(conn, err) |
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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["!"] = 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.listener(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.listener(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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-- 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:reload() |
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dofile "main.lua" |
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return true, "Server reloaded"; |
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end |
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def_env.module = {}; |
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function def_env.module:load(name) |
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local mm = require "modulemanager"; |
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local ok, err = mm.load(name); |
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if not ok then |
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return false, err or "Unknown error loading module"; |
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end |
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return true, "Module loaded"; |
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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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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 |