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-rw-r--r--util/array.lua49
-rw-r--r--util/datamanager.lua6
-rw-r--r--util/debug.lua98
-rw-r--r--util/dependencies.lua8
-rw-r--r--util/helpers.lua33
-rw-r--r--util/httpstream.lua3
-rw-r--r--util/ip.lua176
-rw-r--r--util/iterators.lua27
-rw-r--r--util/logger.lua31
-rw-r--r--util/prosodyctl.lua15
-rw-r--r--util/rfc3484.lua133
-rw-r--r--util/set.lua6
-rw-r--r--util/stanza.lua11
-rw-r--r--util/template.lua16
-rw-r--r--util/termcolours.lua23
-rw-r--r--util/timer.lua3
-rw-r--r--util/x509.lua109
-rw-r--r--util/xmppstream.lua48
18 files changed, 664 insertions, 131 deletions
diff --git a/util/array.lua b/util/array.lua
index 5dbd3037..5dc604ba 100644
--- a/util/array.lua
+++ b/util/array.lua
@@ -9,6 +9,11 @@
local t_insert, t_sort, t_remove, t_concat
= table.insert, table.sort, table.remove, table.concat;
+local setmetatable = setmetatable;
+local math_random = math.random;
+local pairs, ipairs = pairs, ipairs;
+local tostring = tostring;
+
local array = {};
local array_base = {};
local array_methods = {};
@@ -25,6 +30,15 @@ end
setmetatable(array, { __call = new_array });
+-- Read-only methods
+function array_methods:random()
+ return self[math_random(1,#self)];
+end
+
+-- These methods can be called two ways:
+-- array.method(existing_array, [params [, ...]]) -- Create new array for result
+-- existing_array:method([params, ...]) -- Transform existing array into result
+--
function array_base.map(outa, ina, func)
for k,v in ipairs(ina) do
outa[k] = func(v);
@@ -60,15 +74,18 @@ function array_base.sort(outa, ina, ...)
return outa;
end
---- These methods only mutate
-function array_methods:random()
- return self[math.random(1,#self)];
+function array_base.pluck(outa, ina, key)
+ for i=1,#ina do
+ outa[i] = ina[i][key];
+ end
+ return outa;
end
+--- These methods only mutate the array
function array_methods:shuffle(outa, ina)
local len = #self;
for i=1,#self do
- local r = math.random(i,len);
+ local r = math_random(i,len);
self[i], self[r] = self[r], self[i];
end
return self;
@@ -91,10 +108,24 @@ function array_methods:append(array)
return self;
end
-array_methods.push = table.insert;
-array_methods.pop = table.remove;
-array_methods.concat = table.concat;
-array_methods.length = function (t) return #t; end
+function array_methods:push(x)
+ t_insert(self, x);
+ return self;
+end
+
+function array_methods:pop(x)
+ local v = self[x];
+ t_remove(self, x);
+ return v;
+end
+
+function array_methods:concat(sep)
+ return t_concat(array.map(self, tostring), sep);
+end
+
+function array_methods:length()
+ return #self;
+end
--- These methods always create a new array
function array.collect(f, s, var)
@@ -102,7 +133,7 @@ function array.collect(f, s, var)
while true do
var = f(s, var);
if var == nil then break; end
- table.insert(t, var);
+ t_insert(t, var);
end
return setmetatable(t, array_mt);
end
diff --git a/util/datamanager.lua b/util/datamanager.lua
index d5e9c88c..a5d676cc 100644
--- a/util/datamanager.lua
+++ b/util/datamanager.lua
@@ -1,7 +1,7 @@
-- 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.
--
@@ -20,7 +20,7 @@ local error = error;
local next = next;
local t_insert = table.insert;
local append = require "util.serialization".append;
-local path_separator = "/"; if os.getenv("WINDIR") then path_separator = "\\" end
+local path_separator = assert ( package.config:match ( "^([^\n]+)" ) , "package.config not in standard form" ) -- Extract directory seperator from package.config (an undocumented string that comes with lua)
local lfs = require "lfs";
local prosody = prosody;
local raw_mkdir;
@@ -72,7 +72,7 @@ local function callback(username, host, datastore, data)
username, host, datastore, data = f(username, host, datastore, data);
if username == false then break; end
end
-
+
return username, host, datastore, data;
end
function add_callback(func)
diff --git a/util/debug.lua b/util/debug.lua
index 22d02bf2..bff0e347 100644
--- a/util/debug.lua
+++ b/util/debug.lua
@@ -7,8 +7,25 @@ local censored_names = {
pass = true;
pwd = true;
};
+local optimal_line_length = 65;
-local function get_locals_table(level)
+local termcolours = require "util.termcolours";
+local getstring = termcolours.getstring;
+local styles;
+do
+ _ = termcolours.getstyle;
+ styles = {
+ boundary_padding = _("bright");
+ filename = _("bright", "blue");
+ level_num = _("green");
+ funcname = _("yellow");
+ location = _("yellow");
+ };
+end
+module("debugx", package.seeall);
+
+function get_locals_table(level)
+ level = level + 1; -- Skip this function itself
local locals = {};
for local_num = 1, math.huge do
local name, value = debug.getlocal(level, local_num);
@@ -18,7 +35,7 @@ local function get_locals_table(level)
return locals;
end
-local function get_upvalues_table(func)
+function get_upvalues_table(func)
local upvalues = {};
if func then
for upvalue_num = 1, math.huge do
@@ -30,7 +47,7 @@ local function get_upvalues_table(func)
return upvalues;
end
-local function string_from_var_table(var_table, max_line_len, indent_str)
+function string_from_var_table(var_table, max_line_len, indent_str)
local var_string = {};
local col_pos = 0;
max_line_len = max_line_len or math.huge;
@@ -71,46 +88,72 @@ function get_traceback_table(thread, start_level)
for level = start_level, math.huge do
local info;
if thread then
- info = debug.getinfo(thread, level);
+ info = debug.getinfo(thread, level+1);
else
- info = debug.getinfo(level);
+ info = debug.getinfo(level+1);
end
if not info then break; end
levels[(level-start_level)+1] = {
level = level;
info = info;
- locals = get_locals_table(level);
+ locals = get_locals_table(level+1);
upvalues = get_upvalues_table(info.func);
};
end
return levels;
end
-function debug.traceback(thread, message, level)
- if type(thread) ~= "thread" then
- thread, message, level = coroutine.running(), thread, message;
+function traceback(...)
+ local ok, ret = pcall(_traceback, ...);
+ if not ok then
+ return "Error in error handling: "..ret;
end
- if level and type(message) ~= "string" then
- return nil, "invalid message";
- elseif not level then
- level = message or 2;
+ return ret;
+end
+
+local function build_source_boundary_marker(last_source_desc)
+ local padding = string.rep("-", math.floor(((optimal_line_length - 6) - #last_source_desc)/2));
+ return getstring(styles.boundary_padding, "v"..padding).." "..getstring(styles.filename, last_source_desc).." "..getstring(styles.boundary_padding, padding..(#last_source_desc%2==0 and "-v" or "v "));
+end
+
+function _traceback(thread, message, level)
+
+ -- Lua manual says: debug.traceback ([thread,] [message [, level]])
+ -- I fathom this to mean one of:
+ -- ()
+ -- (thread)
+ -- (message, level)
+ -- (thread, message, level)
+
+ if thread == nil then -- Defaults
+ thread, message, level = coroutine.running(), message, level;
+ elseif type(thread) == "string" then
+ thread, message, level = coroutine.running(), thread, message;
+ elseif type(thread) ~= "thread" then
+ return nil; -- debug.traceback() does this
end
-
+
+ level = level or 1;
+
message = message and (message.."\n") or "";
- local levels = get_traceback_table(thread, level+2);
+ -- +3 counts for this function, and the pcall() and wrapper above us
+ local levels = get_traceback_table(thread, level+3);
+
+ local last_source_desc;
local lines = {};
for nlevel, level in ipairs(levels) do
local info = level.info;
local line = "...";
local func_type = info.namewhat.." ";
+ local source_desc = (info.short_src == "[C]" and "C code") or info.short_src or "Unknown";
if func_type == " " then func_type = ""; end;
if info.short_src == "[C]" then
- line = "[ C ] "..func_type.."C function "..(info.name and ("%q"):format(info.name) or "(unknown name)")
+ line = "[ C ] "..func_type.."C function "..getstring(styles.location, (info.name and ("%q"):format(info.name) or "(unknown name)"));
elseif info.what == "main" then
- line = "[Lua] "..info.short_src.." line "..info.currentline;
+ line = "[Lua] "..getstring(styles.location, info.short_src.." line "..info.currentline);
else
local name = info.name or " ";
if name ~= " " then
@@ -119,19 +162,32 @@ function debug.traceback(thread, message, level)
if func_type == "global " or func_type == "local " then
func_type = func_type.."function ";
end
- line = "[Lua] "..info.short_src.." line "..info.currentline.." in "..func_type..name.." defined on line "..info.linedefined;
+ line = "[Lua] "..getstring(styles.location, info.short_src.." line "..info.currentline).." in "..func_type..getstring(styles.funcname, name).." (defined on line "..info.linedefined..")";
+ end
+ if source_desc ~= last_source_desc then -- Venturing into a new source, add marker for previous
+ last_source_desc = source_desc;
+ table.insert(lines, "\t "..build_source_boundary_marker(last_source_desc));
end
nlevel = nlevel-1;
- table.insert(lines, "\t"..(nlevel==0 and ">" or " ").."("..nlevel..") "..line);
+ table.insert(lines, "\t"..(nlevel==0 and ">" or " ")..getstring(styles.level_num, "("..nlevel..") ")..line);
local npadding = (" "):rep(#tostring(nlevel));
- local locals_str = string_from_var_table(level.locals, 65, "\t "..npadding);
+ local locals_str = string_from_var_table(level.locals, optimal_line_length, "\t "..npadding);
if locals_str then
table.insert(lines, "\t "..npadding.."Locals: "..locals_str);
end
- local upvalues_str = string_from_var_table(level.upvalues, 65, "\t "..npadding);
+ local upvalues_str = string_from_var_table(level.upvalues, optimal_line_length, "\t "..npadding);
if upvalues_str then
table.insert(lines, "\t "..npadding.."Upvals: "..upvalues_str);
end
end
+
+-- table.insert(lines, "\t "..build_source_boundary_marker(last_source_desc));
+
return message.."stack traceback:\n"..table.concat(lines, "\n");
end
+
+function use()
+ debug.traceback = traceback;
+end
+
+return _M;
diff --git a/util/dependencies.lua b/util/dependencies.lua
index 5baea942..53d2719d 100644
--- a/util/dependencies.lua
+++ b/util/dependencies.lua
@@ -136,6 +136,14 @@ function log_warnings()
log("error", "This version of LuaSec contains a known bug that causes disconnects, see http://prosody.im/doc/depends");
end
end
+ if lxp then
+ if not pcall(lxp.new, { StartDoctypeDecl = false }) then
+ log("error", "The version of LuaExpat on your system leaves Prosody "
+ .."vulnerable to denial-of-service attacks. You should upgrade to "
+ .."LuaExpat 1.1.1 or higher as soon as possible. See "
+ .."http://prosody.im/doc/depends#luaexpat for more information.");
+ end
+ end
end
return _M;
diff --git a/util/helpers.lua b/util/helpers.lua
index 11356176..6103a319 100644
--- a/util/helpers.lua
+++ b/util/helpers.lua
@@ -6,6 +6,8 @@
-- COPYING file in the source package for more information.
--
+local debug = require "util.debug";
+
module("helpers", package.seeall);
-- Helper functions for debugging
@@ -28,7 +30,36 @@ function log_events(events, name, logger)
end
function revert_log_events(events)
- events.fire_event, events[events.fire_event] = events[events.fire_event], nil; -- :)
+ events.fire_event, events[events.fire_event] = events[events.fire_event], nil; -- :))
+end
+
+function show_events(events, specific_event)
+ local event_handlers = events._handlers;
+ local events_array = {};
+ local event_handler_arrays = {};
+ for event in pairs(events._event_map) do
+ local handlers = event_handlers[event];
+ if handlers and (event == specific_event or not specific_event) then
+ table.insert(events_array, event);
+ local handler_strings = {};
+ for i, handler in ipairs(handlers) do
+ local upvals = debug.string_from_var_table(debug.get_upvalues_table(handler));
+ handler_strings[i] = " "..i..": "..tostring(handler)..(upvals and ("\n "..upvals) or "");
+ end
+ event_handler_arrays[event] = handler_strings;
+ end
+ end
+ table.sort(events_array);
+ local i = 1;
+ while i <= #events_array do
+ local handlers = event_handler_arrays[events_array[i]];
+ for j=#handlers, 1, -1 do
+ table.insert(events_array, i+1, handlers[j]);
+ end
+ if i > 1 then events_array[i] = "\n"..events_array[i]; end
+ i = i + #handlers + 1
+ end
+ return table.concat(events_array, "\n");
end
function get_upvalue(f, get_name)
diff --git a/util/httpstream.lua b/util/httpstream.lua
index bdc3fce7..190b3ed6 100644
--- a/util/httpstream.lua
+++ b/util/httpstream.lua
@@ -107,9 +107,6 @@ local function parser(success_cb, parser_type, options_cb)
httpversion = httpversion;
headers = headers;
body = body;
- -- COMPAT the properties below are deprecated
- responseversion = httpversion;
- responseheaders = headers;
});
end
else coroutine.yield("unknown-parser-type"); end
diff --git a/util/ip.lua b/util/ip.lua
new file mode 100644
index 00000000..2f09c034
--- /dev/null
+++ b/util/ip.lua
@@ -0,0 +1,176 @@
+-- Prosody IM
+-- Copyright (C) 2008-2011 Florian Zeitz
+--
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+local ip_methods = {};
+local ip_mt = { __index = function (ip, key) return (ip_methods[key])(ip); end,
+ __tostring = function (ip) return ip.addr; end,
+ __eq = function (ipA, ipB) return ipA.addr == ipB.addr; end};
+local hex2bits = { ["0"] = "0000", ["1"] = "0001", ["2"] = "0010", ["3"] = "0011", ["4"] = "0100", ["5"] = "0101", ["6"] = "0110", ["7"] = "0111", ["8"] = "1000", ["9"] = "1001", ["A"] = "1010", ["B"] = "1011", ["C"] = "1100", ["D"] = "1101", ["E"] = "1110", ["F"] = "1111" };
+
+local function new_ip(ipStr, proto)
+ if proto ~= "IPv4" and proto ~= "IPv6" then
+ return nil, "invalid protocol";
+ end
+
+ return setmetatable({ addr = ipStr, proto = proto }, ip_mt);
+end
+
+local function toBits(ip)
+ local result = "";
+ local fields = {};
+ if ip.proto == "IPv4" then
+ ip = ip.toV4mapped;
+ end
+ ip = (ip.addr):upper();
+ ip:gsub("([^:]*):?", function (c) fields[#fields + 1] = c end);
+ if not ip:match(":$") then fields[#fields] = nil; end
+ for i, field in ipairs(fields) do
+ if field:len() == 0 and i ~= 1 and i ~= #fields then
+ for i = 1, 16 * (9 - #fields) do
+ result = result .. "0";
+ end
+ else
+ for i = 1, 4 - field:len() do
+ result = result .. "0000";
+ end
+ for i = 1, field:len() do
+ result = result .. hex2bits[field:sub(i,i)];
+ end
+ end
+ end
+ return result;
+end
+
+local function commonPrefixLength(ipA, ipB)
+ ipA, ipB = toBits(ipA), toBits(ipB);
+ for i = 1, 128 do
+ if ipA:sub(i,i) ~= ipB:sub(i,i) then
+ return i-1;
+ end
+ end
+ return 128;
+end
+
+local function v4scope(ip)
+ local fields = {};
+ ip:gsub("([^.]*).?", function (c) fields[#fields + 1] = tonumber(c) end);
+ -- Loopback:
+ if fields[1] == 127 then
+ return 0x2;
+ -- Link-local unicast:
+ elseif fields[1] == 169 and fields[2] == 254 then
+ return 0x2;
+ -- Site-local unicast:
+ elseif (fields[1] == 10) or (fields[1] == 192 and fields[2] == 168) or (fields[1] == 172 and (fields[2] >= 16 and fields[2] < 32)) then
+ return 0x5;
+ -- Global unicast:
+ else
+ return 0xE;
+ end
+end
+
+local function v6scope(ip)
+ -- Loopback:
+ if ip:match("^[0:]*1$") then
+ return 0x2;
+ -- Link-local unicast:
+ elseif ip:match("^[Ff][Ee][89ABab]") then
+ return 0x2;
+ -- Site-local unicast:
+ elseif ip:match("^[Ff][Ee][CcDdEeFf]") then
+ return 0x5;
+ -- Multicast:
+ elseif ip:match("^[Ff][Ff]") then
+ return tonumber("0x"..ip:sub(4,4));
+ -- Global unicast:
+ else
+ return 0xE;
+ end
+end
+
+local function label(ip)
+ if commonPrefixLength(ip, new_ip("::1", "IPv6")) == 128 then
+ return 0;
+ elseif commonPrefixLength(ip, new_ip("2002::", "IPv6")) >= 16 then
+ return 2;
+ elseif commonPrefixLength(ip, new_ip("::", "IPv6")) >= 96 then
+ return 3;
+ elseif commonPrefixLength(ip, new_ip("::ffff:0:0", "IPv6")) >= 96 then
+ return 4;
+ else
+ return 1;
+ end
+end
+
+local function precedence(ip)
+ if commonPrefixLength(ip, new_ip("::1", "IPv6")) == 128 then
+ return 50;
+ elseif commonPrefixLength(ip, new_ip("2002::", "IPv6")) >= 16 then
+ return 30;
+ elseif commonPrefixLength(ip, new_ip("::", "IPv6")) >= 96 then
+ return 20;
+ elseif commonPrefixLength(ip, new_ip("::ffff:0:0", "IPv6")) >= 96 then
+ return 10;
+ else
+ return 40;
+ end
+end
+
+local function toV4mapped(ip)
+ local fields = {};
+ local ret = "::ffff:";
+ ip:gsub("([^.]*).?", function (c) fields[#fields + 1] = tonumber(c) end);
+ ret = ret .. ("%02x"):format(fields[1]);
+ ret = ret .. ("%02x"):format(fields[2]);
+ ret = ret .. ":"
+ ret = ret .. ("%02x"):format(fields[3]);
+ ret = ret .. ("%02x"):format(fields[4]);
+ return new_ip(ret, "IPv6");
+end
+
+function ip_methods:toV4mapped()
+ if self.proto ~= "IPv4" then return nil, "No IPv4 address" end
+ local value = toV4mapped(self.addr);
+ self.toV4mapped = value;
+ return value;
+end
+
+function ip_methods:label()
+ local value;
+ if self.proto == "IPv4" then
+ value = label(self.toV4mapped);
+ else
+ value = label(self);
+ end
+ self.label = value;
+ return value;
+end
+
+function ip_methods:precedence()
+ local value;
+ if self.proto == "IPv4" then
+ value = precedence(self.toV4mapped);
+ else
+ value = precedence(self);
+ end
+ self.precedence = value;
+ return value;
+end
+
+function ip_methods:scope()
+ local value;
+ if self.proto == "IPv4" then
+ value = v4scope(self.addr);
+ else
+ value = v6scope(self.addr);
+ end
+ self.scope = value;
+ return value;
+end
+
+return {new_ip = new_ip,
+ commonPrefixLength = commonPrefixLength};
diff --git a/util/iterators.lua b/util/iterators.lua
index 2a87e97a..fb89f4a5 100644
--- a/util/iterators.lua
+++ b/util/iterators.lua
@@ -8,8 +8,10 @@
--[[ Iterators ]]--
+local it = {};
+
-- Reverse an iterator
-function reverse(f, s, var)
+function it.reverse(f, s, var)
local results = {};
-- First call the normal iterator
@@ -34,12 +36,12 @@ end
local function _keys_it(t, key)
return (next(t, key));
end
-function keys(t)
+function it.keys(t)
return _keys_it, t;
end
-- Iterate only over values in a table
-function values(t)
+function it.values(t)
local key, val;
return function (t)
key, val = next(t, key);
@@ -48,7 +50,7 @@ function values(t)
end
-- Given an iterator, iterate only over unique items
-function unique(f, s, var)
+function it.unique(f, s, var)
local set = {};
return function ()
@@ -65,7 +67,7 @@ function unique(f, s, var)
end
--[[ Return the number of items an iterator returns ]]--
-function count(f, s, var)
+function it.count(f, s, var)
local x = 0;
while true do
@@ -79,7 +81,7 @@ function count(f, s, var)
end
-- Return the first n items an iterator returns
-function head(n, f, s, var)
+function it.head(n, f, s, var)
local c = 0;
return function (s, var)
if c >= n then
@@ -91,7 +93,7 @@ function head(n, f, s, var)
end
-- Skip the first n items an iterator returns
-function skip(n, f, s, var)
+function it.skip(n, f, s, var)
for i=1,n do
var = f(s, var);
end
@@ -99,7 +101,7 @@ function skip(n, f, s, var)
end
-- Return the last n items an iterator returns
-function tail(n, f, s, var)
+function it.tail(n, f, s, var)
local results, count = {}, 0;
while true do
local ret = { f(s, var) };
@@ -121,13 +123,13 @@ function tail(n, f, s, var)
end
local function _range_iter(max, curr) if curr < max then return curr + 1; end end
-function range(x, y)
+function it.range(x, y)
if not y then x, y = 1, x; end -- Default to 1..x if y not given
return _range_iter, y, x-1;
end
-- Convert the values returned by an iterator to an array
-function it2array(f, s, var)
+function it.to_array(f, s, var)
local t, var = {};
while true do
var = f(s, var);
@@ -139,8 +141,8 @@ end
-- Treat the return of an iterator as key,value pairs,
-- and build a table
-function it2table(f, s, var)
- local t, var = {};
+function it.to_table(f, s, var)
+ local t, var2 = {};
while true do
var, var2 = f(s, var);
if var == nil then break; end
@@ -149,3 +151,4 @@ function it2table(f, s, var)
return t;
end
+return it;
diff --git a/util/logger.lua b/util/logger.lua
index c3bf3992..4fadb4b9 100644
--- a/util/logger.lua
+++ b/util/logger.lua
@@ -13,8 +13,7 @@ local ipairs, pairs, setmetatable = ipairs, pairs, setmetatable;
module "logger"
-local name_sinks, level_sinks = {}, {};
-local name_patterns = {};
+local level_sinks = {};
local make_logger;
@@ -46,17 +45,7 @@ function make_logger(source_name, level)
level_sinks[level] = level_handlers;
end
- local source_handlers = name_sinks[source_name];
-
local logger = function (message, ...)
- if source_handlers then
- for i = 1,#source_handlers do
- if source_handlers[i](source_name, level, message, ...) == false then
- return;
- end
- end
- end
-
for i = 1,#level_handlers do
level_handlers[i](source_name, level, message, ...);
end
@@ -66,14 +55,12 @@ function make_logger(source_name, level)
end
function reset()
- for k in pairs(name_sinks) do name_sinks[k] = nil; end
for level, handler_list in pairs(level_sinks) do
-- Clear all handlers for this level
for i = 1, #handler_list do
handler_list[i] = nil;
end
end
- for k in pairs(name_patterns) do name_patterns[k] = nil; end
end
function add_level_sink(level, sink_function)
@@ -84,22 +71,6 @@ function add_level_sink(level, sink_function)
end
end
-function add_name_sink(name, sink_function, exclusive)
- if not name_sinks[name] then
- name_sinks[name] = { sink_function };
- else
- name_sinks[name][#name_sinks[name] + 1] = sink_function;
- end
-end
-
-function add_name_pattern_sink(name_pattern, sink_function, exclusive)
- if not name_patterns[name_pattern] then
- name_patterns[name_pattern] = { sink_function };
- else
- name_patterns[name_pattern][#name_patterns[name_pattern] + 1] = sink_function;
- end
-end
-
_M.new = make_logger;
return _M;
diff --git a/util/prosodyctl.lua b/util/prosodyctl.lua
index 2da39cb2..439de551 100644
--- a/util/prosodyctl.lua
+++ b/util/prosodyctl.lua
@@ -16,6 +16,7 @@ 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;
@@ -63,6 +64,13 @@ function getchar(n)
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
@@ -112,6 +120,13 @@ function read_password()
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;
diff --git a/util/rfc3484.lua b/util/rfc3484.lua
new file mode 100644
index 00000000..dd855a84
--- /dev/null
+++ b/util/rfc3484.lua
@@ -0,0 +1,133 @@
+-- Prosody IM
+-- Copyright (C) 2008-2011 Florian Zeitz
+--
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+local commonPrefixLength = require"util.ip".commonPrefixLength
+local new_ip = require"util.ip".new_ip;
+
+local function t_sort(t, comp)
+ for i = 1, (#t - 1) do
+ for j = (i + 1), #t do
+ local a, b = t[i], t[j];
+ if not comp(a,b) then
+ t[i], t[j] = b, a;
+ end
+ end
+ end
+end
+
+function source(dest, candidates)
+ local function comp(ipA, ipB)
+ -- Rule 1: Prefer same address
+ if dest == ipA then
+ return true;
+ elseif dest == ipB then
+ return false;
+ end
+
+ -- Rule 2: Prefer appropriate scope
+ if ipA.scope < ipB.scope then
+ if ipA.scope < dest.scope then
+ return false;
+ else
+ return true;
+ end
+ elseif ipA.scope > ipB.scope then
+ if ipB.scope < dest.scope then
+ return true;
+ else
+ return false;
+ end
+ end
+
+ -- Rule 3: Avoid deprecated addresses
+ -- XXX: No way to determine this
+ -- Rule 4: Prefer home addresses
+ -- XXX: Mobility Address related, no way to determine this
+ -- Rule 5: Prefer outgoing interface
+ -- XXX: Interface to address relation. No way to determine this
+ -- Rule 6: Prefer matching label
+ if ipA.label == dest.label and ipB.label ~= dest.label then
+ return true;
+ elseif ipB.label == dest.label and ipA.label ~= dest.label then
+ return false;
+ end
+
+ -- Rule 7: Prefer public addresses (over temporary ones)
+ -- XXX: No way to determine this
+ -- Rule 8: Use longest matching prefix
+ if commonPrefixLength(ipA, dest) > commonPrefixLength(ipB, dest) then
+ return true;
+ else
+ return false;
+ end
+ end
+
+ t_sort(candidates, comp);
+ return candidates[1];
+end
+
+function destination(candidates, sources)
+ local sourceAddrs = {};
+ local function comp(ipA, ipB)
+ local ipAsource = sourceAddrs[ipA];
+ local ipBsource = sourceAddrs[ipB];
+ -- Rule 1: Avoid unusable destinations
+ -- XXX: No such information
+ -- Rule 2: Prefer matching scope
+ if ipA.scope == ipAsource.scope and ipB.scope ~= ipBsource.scope then
+ return true;
+ elseif ipA.scope ~= ipAsource.scope and ipB.scope == ipBsource.scope then
+ return false;
+ end
+
+ -- Rule 3: Avoid deprecated addresses
+ -- XXX: No way to determine this
+ -- Rule 4: Prefer home addresses
+ -- XXX: Mobility Address related, no way to determine this
+ -- Rule 5: Prefer matching label
+ if ipAsource.label == ipA.label and ipBsource.label ~= ipB.label then
+ return true;
+ elseif ipBsource.label == ipB.label and ipAsource.label ~= ipA.label then
+ return false;
+ end
+
+ -- Rule 6: Prefer higher precedence
+ if ipA.precedence > ipB.precedence then
+ return true;
+ elseif ipA.precedence < ipB.precedence then
+ return false;
+ end
+
+ -- Rule 7: Prefer native transport
+ -- XXX: No way to determine this
+ -- Rule 8: Prefer smaller scope
+ if ipA.scope < ipB.scope then
+ return true;
+ elseif ipA.scope > ipB.scope then
+ return false;
+ end
+
+ -- Rule 9: Use longest matching prefix
+ if commonPrefixLength(ipA, ipAsource) > commonPrefixLength(ipB, ipBsource) then
+ return true;
+ elseif commonPrefixLength(ipA, ipAsource) < commonPrefixLength(ipB, ipBsource) then
+ return false;
+ end
+
+ -- Rule 10: Otherwise, leave order unchanged
+ return true;
+ end
+ for _, ip in ipairs(candidates) do
+ sourceAddrs[ip] = source(ip, sources);
+ end
+
+ t_sort(candidates, comp);
+ return candidates;
+end
+
+return {source = source,
+ destination = destination};
diff --git a/util/set.lua b/util/set.lua
index e4cc2dff..050446ec 100644
--- a/util/set.lua
+++ b/util/set.lua
@@ -82,8 +82,10 @@ function new(list)
end
function set:add_list(list)
- for _, item in ipairs(list) do
- items[item] = true;
+ if list then
+ for _, item in ipairs(list) do
+ items[item] = true;
+ end
end
end
diff --git a/util/stanza.lua b/util/stanza.lua
index de83977f..1449f707 100644
--- a/util/stanza.lua
+++ b/util/stanza.lua
@@ -8,22 +8,16 @@
local t_insert = table.insert;
-local t_concat = table.concat;
local t_remove = table.remove;
local t_concat = table.concat;
local s_format = string.format;
local s_match = string.match;
local tostring = tostring;
local setmetatable = setmetatable;
-local getmetatable = getmetatable;
local pairs = pairs;
local ipairs = ipairs;
local type = type;
-local next = next;
-local print = print;
-local unpack = unpack;
local s_gsub = string.gsub;
-local s_char = string.char;
local s_find = string.find;
local os = os;
@@ -258,11 +252,6 @@ function stanza_mt.get_error(stanza)
return type, condition or "undefined-condition", text;
end
-function stanza_mt.__add(s1, s2)
- return s1:add_direct_child(s2);
-end
-
-
do
local id = 0;
function new_id()
diff --git a/util/template.lua b/util/template.lua
index ebd8be14..5e9b479e 100644
--- a/util/template.lua
+++ b/util/template.lua
@@ -7,6 +7,7 @@ local ipairs = ipairs;
local error = error;
local loadstring = loadstring;
local debug = debug;
+local t_remove = table.remove;
module("template")
@@ -42,7 +43,6 @@ local parse_xml = (function()
stanza:tag(name, attr);
end
function handler:CharacterData(data)
- data = data:gsub("^%s*", ""):gsub("%s*$", "");
stanza:text(data);
end
function handler:EndElement(tagname)
@@ -60,6 +60,19 @@ local parse_xml = (function()
end;
end)();
+local function trim_xml(stanza)
+ for i=#stanza,1,-1 do
+ local child = stanza[i];
+ if child.name then
+ trim_xml(child);
+ else
+ child = child:gsub("^%s*", ""):gsub("%s*$", "");
+ stanza[i] = child;
+ if child == "" then t_remove(stanza, i); end
+ end
+ end
+end
+
local function create_string_string(str)
str = ("%q"):format(str);
str = str:gsub("{([^}]*)}", function(s)
@@ -118,6 +131,7 @@ local template_mt = { __tostring = function(t) return t.name end };
local function create_template(templates, text)
local stanza, err = parse_xml(text);
if not stanza then error(err); end
+ trim_xml(stanza);
local info = debug.getinfo(3, "Sl");
info = info and ("template(%s:%d)"):format(info.short_src:match("[^\\/]*$"), info.currentline) or "template(unknown)";
diff --git a/util/termcolours.lua b/util/termcolours.lua
index df204688..6ef3b689 100644
--- a/util/termcolours.lua
+++ b/util/termcolours.lua
@@ -9,6 +9,7 @@
local t_concat, t_insert = table.concat, table.insert;
local char, format = string.char, string.format;
+local tonumber = tonumber;
local ipairs = ipairs;
local io_write = io.write;
@@ -34,6 +35,15 @@ local winstylemap = {
["1;31"] = 4+8 -- bold red
}
+local cssmap = {
+ [1] = "font-weight: bold", [2] = "opacity: 0.5", [4] = "text-decoration: underline", [8] = "visibility: hidden",
+ [30] = "color:black", [31] = "color:red", [32]="color:green", [33]="color:#FFD700",
+ [34] = "color:blue", [35] = "color: magenta", [36] = "color:cyan", [37] = "color: white",
+ [40] = "background-color:black", [41] = "background-color:red", [42]="background-color:green",
+ [43]="background-color:yellow", [44] = "background-color:blue", [45] = "background-color: magenta",
+ [46] = "background-color:cyan", [47] = "background-color: white";
+};
+
local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m";
function getstring(style, text)
if style then
@@ -76,4 +86,17 @@ if windows then
end
end
+local function ansi2css(ansi_codes)
+ if ansi_codes == "0" then return "</span>"; end
+ local css = {};
+ for code in ansi_codes:gmatch("[^;]+") do
+ t_insert(css, cssmap[tonumber(code)]);
+ end
+ return "</span><span style='"..t_concat(css, ";").."'>";
+end
+
+function tohtml(input)
+ return input:gsub("\027%[(.-)m", ansi2css);
+end
+
return _M;
diff --git a/util/timer.lua b/util/timer.lua
index d5b66473..d36fb8c4 100644
--- a/util/timer.lua
+++ b/util/timer.lua
@@ -15,8 +15,7 @@ local math_min = math.min
local math_huge = math.huge
local get_time = require "socket".gettime;
local t_insert = table.insert;
-local t_remove = table.remove;
-local ipairs, pairs = ipairs, pairs;
+local pairs = pairs;
local type = type;
local data = {};
diff --git a/util/x509.lua b/util/x509.lua
index d3c55bb4..f106e6fa 100644
--- a/util/x509.lua
+++ b/util/x509.lua
@@ -21,6 +21,10 @@
local nameprep = require "util.encodings".stringprep.nameprep;
local idna_to_ascii = require "util.encodings".idna.to_ascii;
local log = require "util.logger".init("x509");
+local pairs, ipairs = pairs, ipairs;
+local s_format = string.format;
+local t_insert = table.insert;
+local t_concat = table.concat;
module "x509"
@@ -208,4 +212,109 @@ function verify_identity(host, service, cert)
return false
end
+-- TODO Rename? Split out subroutines?
+-- Also, this is probably openssl specific, what TODO about that?
+function genx509san(hosts, config, certhosts, raw) -- recive config through that or some better way?
+ local function utf8string(s)
+ -- This is how we tell openssl not to encode UTF-8 strings as Latin1
+ return s_format("FORMAT:UTF8,UTF8:%s", s);
+ end
+
+ local function ia5string(s)
+ return s_format("IA5STRING:%s", s);
+ end
+
+ local function dnsname(t, host)
+ t_insert(t.DNS, idna_to_ascii(host));
+ end
+
+ local function srvname(t, host, service)
+ t_insert(t.otherName, s_format("%s;%s", oid_dnssrv, ia5string("_" .. service .."." .. idna_to_ascii(host))));
+ end
+
+ local function xmppAddr(t, host)
+ t_insert(t.otherName, s_format("%s;%s", oid_xmppaddr, utf8string(host)));
+ end
+
+ -----------------------------
+
+ local san = {
+ DNS = {};
+ otherName = {};
+ };
+
+ local sslsanconf = { };
+
+ for i = 1,#certhosts do
+ local certhost = certhosts[i];
+ for name, host in pairs(hosts) do
+ if name == certhost or name:sub(-1-#certhost) == "."..certhost then
+ dnsname(san, name);
+ --print(name .. "#component_module: " .. (config.get(name, "core", "component_module") or "nil"));
+ if config.get(name, "core", "component_module") == nil then
+ srvname(san, name, "xmpp-client");
+ end
+ --print(name .. "#anonymous_login: " .. tostring(config.get(name, "core", "anonymous_login")));
+ if not (config.get(name, "core", "anonymous_login") or
+ config.get(name, "core", "authentication") == "anonymous") then
+ srvname(san, name, "xmpp-server");
+ end
+ xmppAddr(san, name);
+ end
+ end
+ end
+
+ for t, n in pairs(san) do
+ for i = 1,#n do
+ t_insert(sslsanconf, s_format("%s.%d = %s", t, i -1, n[i]));
+ end
+ end
+
+ return raw and sslsanconf or t_concat(sslsanconf, "\n");
+end
+
+function baseconf()
+ return {
+ req = {
+ distinguished_name = "distinguished_name",
+ req_extensions = "v3_extensions",
+ x509_extensions = "v3_extensions",
+ prompt = "no",
+ },
+ distinguished_name = {
+ commonName = "example.com",
+ countryName = "GB",
+ localityName = "The Internet",
+ organizationName = "Your Organisation",
+ organizationalUnitName = "XMPP Department",
+ emailAddress = "xmpp@example.com",
+ },
+ v3_extensions = {
+ basicConstraints = "CA:FALSE",
+ keyUsage = "digitalSignature,keyEncipherment",
+ extendedKeyUsage = "serverAuth,clientAuth",
+ subjectAltName = "@subject_alternative_name",
+ },
+ subject_alternative_name = { },
+ }
+end
+
+function serialize_conf(conf)
+ local s = "";
+ for k, t in pairs(conf) do
+ s = s .. ("[%s]\n"):format(k);
+ if t[1] then
+ for i, v in ipairs(t) do
+ s = s .. ("%s\n"):format(v);
+ end
+ else
+ for k, v in pairs(t) do
+ s = s .. ("%s = %s\n"):format(k, v);
+ end
+ end
+ s = s .. "\n";
+ end
+ return s;
+end
+
return _M;
diff --git a/util/xmppstream.lua b/util/xmppstream.lua
index e5271b72..f1793b4f 100644
--- a/util/xmppstream.lua
+++ b/util/xmppstream.lua
@@ -11,32 +11,25 @@ local lxp = require "lxp";
local st = require "util.stanza";
local stanza_mt = st.stanza_mt;
+local error = error;
local tostring = tostring;
local t_insert = table.insert;
local t_concat = table.concat;
local t_remove = table.remove;
local setmetatable = setmetatable;
-local default_log = require "util.logger".init("xmppstream");
-
-- COMPAT: w/LuaExpat 1.1.0
local lxp_supports_doctype = pcall(lxp.new, { StartDoctypeDecl = false });
-if not lxp_supports_doctype then
- default_log("warn", "The version of LuaExpat on your system leaves Prosody "
- .."vulnerable to denial-of-service attacks. You should upgrade to "
- .."LuaExpat 1.1.1 or higher as soon as possible. See "
- .."http://prosody.im/doc/depends#luaexpat for more information.");
-end
-
-local error = error;
-
module "xmppstream"
local new_parser = lxp.new;
-local ns_prefixes = {
- ["http://www.w3.org/XML/1998/namespace"] = "xml";
+local xml_namespace = {
+ ["http://www.w3.org/XML/1998/namespace\1lang"] = "xml:lang";
+ ["http://www.w3.org/XML/1998/namespace\1space"] = "xml:space";
+ ["http://www.w3.org/XML/1998/namespace\1base"] = "xml:base";
+ ["http://www.w3.org/XML/1998/namespace\1id"] = "xml:id";
};
local xmlns_streams = "http://etherx.jabber.org/streams";
@@ -50,8 +43,6 @@ _M.ns_pattern = ns_pattern;
function new_sax_handlers(session, stream_callbacks)
local xml_handlers = {};
- local log = session.log or default_log;
-
local cb_streamopened = stream_callbacks.streamopened;
local cb_streamclosed = stream_callbacks.streamclosed;
local cb_error = stream_callbacks.error or function(session, e) error("XML stream error: "..tostring(e)); end;
@@ -85,17 +76,13 @@ function new_sax_handlers(session, stream_callbacks)
non_streamns_depth = non_streamns_depth + 1;
end
- -- FIXME !!!!!
for i=1,#attr do
local k = attr[i];
attr[i] = nil;
- local ns, nm = k:match(ns_pattern);
- if nm ~= "" then
- ns = ns_prefixes[ns];
- if ns then
- attr[ns..":"..nm] = attr[k];
- attr[k] = nil;
- end
+ local xmlk = xml_namespace[k];
+ if xmlk then
+ attr[xmlk] = attr[k];
+ attr[k] = nil;
end
end
@@ -152,19 +139,9 @@ function new_sax_handlers(session, stream_callbacks)
stanza = t_remove(stack);
end
else
- if tagname == stream_tag then
- if cb_streamclosed then
- cb_streamclosed(session);
- end
- else
- local curr_ns,name = tagname:match(ns_pattern);
- if name == "" then
- curr_ns, name = "", curr_ns;
- end
- cb_error(session, "parse-error", "unexpected-element-close", name);
+ if cb_streamclosed then
+ cb_streamclosed(session);
end
- stanza, chardata = nil, {};
- stack = {};
end
end
@@ -188,7 +165,6 @@ function new_sax_handlers(session, stream_callbacks)
local function set_session(stream, new_session)
session = new_session;
- log = new_session.log or default_log;
end
return xml_handlers, { reset = reset, set_session = set_session };
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-19 00:30:44 +0000