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util/prosodyctl.lua @ 5585:3e097acf82de
prosodyctl: Add 'prosodyctl check dns' to make an attempt at verifying the server's DNS records
author | Matthew Wild <mwild1@gmail.com> |
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date | Fri, 17 May 2013 13:35:12 +0100 |
parent | 5524:e9090966c803 |
child | 5776:bd0ff8ae98a8 |
child | 6356:fb1535328ac7 |
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-- 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 config = require "core.configmanager"; local encodings = require "util.encodings"; local stringprep = encodings.stringprep; local storagemanager = require "core.storagemanager"; local usermanager = require "core.usermanager"; local signal = require "util.signal"; local set = require "util.set"; local lfs = require "lfs"; local pcall = pcall; local type = type; local nodeprep, nameprep = stringprep.nodeprep, stringprep.nameprep; local io, os = io, os; local print = print; local tostring, tonumber = tostring, tonumber; local CFG_SOURCEDIR = _G.CFG_SOURCEDIR; local _G = _G; local prosody = prosody; module "prosodyctl" -- UI helpers function show_message(msg, ...) print(msg:format(...)); end function show_warning(msg, ...) print(msg:format(...)); end function show_usage(usage, desc) print("Usage: ".._G.arg[0].." "..usage); if desc then print(" "..desc); end end function getchar(n) local stty_ret = os.execute("stty raw -echo 2>/dev/null"); local ok, char; if stty_ret == 0 then ok, char = pcall(io.read, n or 1); os.execute("stty sane"); else ok, char = pcall(io.read, "*l"); if ok then char = char:sub(1, n or 1); end end if ok then return char; end end function getline() local ok, line = pcall(io.read, "*l"); if ok then return line; end end function getpass() local stty_ret = os.execute("stty -echo 2>/dev/null"); if stty_ret ~= 0 then io.write("\027[08m"); -- ANSI 'hidden' text attribute end local ok, pass = pcall(io.read, "*l"); if stty_ret == 0 then os.execute("stty sane"); else io.write("\027[00m"); end io.write("\n"); if ok then return pass; end end function show_yesno(prompt) io.write(prompt, " "); local choice = getchar():lower(); io.write("\n"); if not choice:match("%a") then choice = prompt:match("%[.-(%U).-%]$"); if not choice then return nil; end end return (choice == "y"); end function read_password() local password; while true do io.write("Enter new password: "); password = getpass(); if not password then show_message("No password - cancelled"); return; end io.write("Retype new password: "); if getpass() ~= password then if not show_yesno [=[Passwords did not match, try again? [Y/n]]=] then return; end else break; end end return password; end function show_prompt(prompt) io.write(prompt, " "); local line = getline(); line = line and line:gsub("\n$",""); return (line and #line > 0) and line or nil; end -- Server control function adduser(params) local user, host, password = nodeprep(params.user), nameprep(params.host), params.password; if not user then return false, "invalid-username"; elseif not host then return false, "invalid-hostname"; end local host_session = prosody.hosts[host]; if not host_session then return false, "no-such-host"; end storagemanager.initialize_host(host); local provider = host_session.users; if not(provider) or provider.name == "null" then usermanager.initialize_host(host); end local ok, errmsg = usermanager.create_user(user, password, host); if not ok then return false, errmsg; end return true; end function user_exists(params) local user, host, password = nodeprep(params.user), nameprep(params.host), params.password; storagemanager.initialize_host(host); local provider = prosody.hosts[host].users; if not(provider) or provider.name == "null" then usermanager.initialize_host(host); end return usermanager.user_exists(user, host); end function passwd(params) if not _M.user_exists(params) then return false, "no-such-user"; end return _M.adduser(params); end function deluser(params) if not _M.user_exists(params) then return false, "no-such-user"; end local user, host = nodeprep(params.user), nameprep(params.host); return usermanager.delete_user(user, host); end function getpid() local pidfile = config.get("*", "pidfile"); if not pidfile then return false, "no-pidfile"; end local modules_enabled = set.new(config.get("*", "modules_enabled")); if not modules_enabled:contains("posix") then return false, "no-posix"; end local file, err = io.open(pidfile, "r+"); if not file then return false, "pidfile-read-failed", err; end local locked, err = lfs.lock(file, "w"); if locked then file:close(); return false, "pidfile-not-locked"; end local pid = tonumber(file:read("*a")); file:close(); if not pid then return false, "invalid-pid"; end return true, pid; end function isrunning() local ok, pid, err = _M.getpid(); if not ok then if pid == "pidfile-read-failed" or pid == "pidfile-not-locked" then -- Report as not running, since we can't open the pidfile -- (it probably doesn't exist) return true, false; end return ok, pid; end return true, signal.kill(pid, 0) == 0; end function start() local ok, ret = _M.isrunning(); if not ok then return ok, ret; end if ret then return false, "already-running"; end if not CFG_SOURCEDIR then os.execute("./prosody"); else os.execute(CFG_SOURCEDIR.."/../../bin/prosody"); end return true; end function stop() local ok, ret = _M.isrunning(); if not ok then return ok, ret; end if not ret then return false, "not-running"; end local ok, pid = _M.getpid() if not ok then return false, pid; end signal.kill(pid, signal.SIGTERM); return true; end function reload() local ok, ret = _M.isrunning(); if not ok then return ok, ret; end if not ret then return false, "not-running"; end local ok, pid = _M.getpid() if not ok then return false, pid; end signal.kill(pid, signal.SIGHUP); return true; end return _M;