From: Jo-Philipp Wich <jow@openwrt.org>
Date: Sun, 26 Jul 2009 21:28:44 +0000 (+0000)
Subject: luci-0.9: merge r5130-r5143
X-Git-Tag: 0.9.0~150
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=a545e495ba08e92068d089242d9baacf8373b97c;p=oweals%2Fluci.git

luci-0.9: merge r5130-r5143
---

diff --git a/libs/core/luasrc/fs.lua b/libs/core/luasrc/fs.lua
index f98f6e605..a81ff675d 100644
--- a/libs/core/luasrc/fs.lua
+++ b/libs/core/luasrc/fs.lua
@@ -176,6 +176,15 @@ end
 -- @return		Number containing the os specific errno on error
 rmdir = fs.rmdir
 
+local stat_tr = {
+	reg = "regular",
+	dir = "directory",
+	lnk = "link",
+	chr = "character device",
+	blk = "block device",
+	fifo = "fifo",
+	sock = "socket"
+}
 --- Get information about given file or directory.
 -- @class		function
 -- @name		stat
@@ -183,7 +192,14 @@ rmdir = fs.rmdir
 -- @return		Table containing file or directory properties or nil on error
 -- @return		String containing the error description on error
 -- @return		Number containing the os specific errno on error
-stat = fs.stat
+function stat(path, key)
+	local data, code, msg = fs.stat(path)
+	if data then
+		data.mode = data.modestr
+		data.type = stat_tr[data.type] or "?"
+	end
+	return key and data and data[key] or data, code, msg
+end
 
 --- Set permissions on given file or directory.
 -- @class		function
diff --git a/libs/core/luasrc/util.lua b/libs/core/luasrc/util.lua
index 94b5ce67f..a3ba43246 100644
--- a/libs/core/luasrc/util.lua
+++ b/libs/core/luasrc/util.lua
@@ -215,7 +215,7 @@ end
 -- @param value	String containing the HTML text
 -- @return	String with HTML tags stripped of
 function striptags(s)
-	return pcdata(s:gsub("</?[A-Za-z][A-Za-z0-9:_%-]*[^>]*>", " "):gsub("%s+", " "))
+	return pcdata(tostring(s):gsub("</?[A-Za-z][A-Za-z0-9:_%-]*[^>]*>", " "):gsub("%s+", " "))
 end
 
 --- Splits given string on a defined separator sequence and return a table
@@ -768,24 +768,19 @@ function copcall(f, ...)
 end
 
 -- Handle return value of protected call
-function handleReturnValue(err, co, status, ...)
+function handleReturnValue(err, co, status, arg1, arg2, arg3, arg4, arg5)
 	if not status then
-		return false, err(debug.traceback(co, (...)), ...)
+		return false, err(debug.traceback(co, arg1), arg1, arg2, arg3, arg4, arg5)
 	end
-	if coroutine.status(co) == 'suspended' then
-		return performResume(err, co, coroutine.yield(...))
-	else
-		return true, ...
+
+	if coroutine.status(co) ~= 'suspended' then
+		return true, arg1, arg2, arg3, arg4, arg5
 	end
+
+	return performResume(err, co, coroutine.yield(arg1, arg2, arg3, arg4, arg5))
 end
 
 -- Resume execution of protected function call
-function performResume(err, co, ...)
-	if get_memory_limit and get_memory_limit() > 0 and
-	   collectgarbage("count") > (get_memory_limit() * 0.8)
-	then
-		collectgarbage("collect")
-	end
-
-	return handleReturnValue(err, co, coroutine.resume(co, ...))
+function performResume(err, co, arg1, arg2, arg3, arg4, arg5)
+	return handleReturnValue(err, co, coroutine.resume(co, arg1, arg2, arg3, arg4, arg5))
 end
diff --git a/libs/httpclient/luasrc/httpclient/receiver.lua b/libs/httpclient/luasrc/httpclient/receiver.lua
index cac96cd95..4f08e93fe 100644
--- a/libs/httpclient/luasrc/httpclient/receiver.lua
+++ b/libs/httpclient/luasrc/httpclient/receiver.lua
@@ -171,44 +171,61 @@ function request_to_file(uri, target, options, cbs)
 	cbs = cbs or {}
 	options.headers = options.headers or {}
 	local hdr = options.headers
+	local file, code, msg
 	
-	local file, code, msg = prepare_fd(target)
-	if not file then
-		return file, code, msg
-	end
-	
-	local off = file:tell()
+	if target then
+		file, code, msg = prepare_fd(target)
+		if not file then
+			return file, code, msg
+		end
 	
-	-- Set content range
-	if off > 0 then
-		hdr.Range = hdr.Range or ("bytes=" .. off .. "-")  
+		local off = file:tell()
+		
+		-- Set content range
+		if off > 0 then
+			hdr.Range = hdr.Range or ("bytes=" .. off .. "-")  
+		end
 	end
 	
 	local code, resp, buffer, sock = httpc.request_raw(uri, options)
 	if not code then
 		-- No success
-		file:close()
+		if file then
+			file:close()
+		end
 		return code, resp, buffer
 	elseif hdr.Range and code ~= 206 then
 		-- We wanted a part but we got the while file
 		sock:close()
-		file:close()
+		if file then
+			file:close()
+		end
 		return nil, -4, code, resp
 	elseif not hdr.Range and code ~= 200 then
 		-- We encountered an error
 		sock:close()
-		file:close()
+		if file then
+			file:close()
+		end
 		return nil, -4, code, resp
 	end
 	
 	if cbs.on_header then
 		local stat = {cbs.on_header(file, code, resp)}
 		if stat[1] == false then
-			file:close()
+			if file then
+				file:close()
+			end
 			sock:close()
 			return unpack(stat)
+		elseif stat[2] then
+			file = file and stat[2]
 		end
 	end
+	
+	if not file then
+		return nil, -5, "no target given"
+	end
 
 	local chunked = resp.headers["Transfer-Encoding"] == "chunked"
 	local stat
diff --git a/libs/lmo/src/lmo_lualib.c b/libs/lmo/src/lmo_lualib.c
index 676f788d2..59d88a15e 100644
--- a/libs/lmo/src/lmo_lualib.c
+++ b/libs/lmo/src/lmo_lualib.c
@@ -53,15 +53,40 @@ static int lmo_L_hash(lua_State *L) {
 	return 1;
 }
 
+static lmo_luaentry_t *_lmo_push_entry(lua_State *L) {
+	lmo_luaentry_t *le;
+
+	if( (le = lua_newuserdata(L, sizeof(lmo_luaentry_t))) != NULL )
+	{
+		luaL_getmetatable(L, LMO_ENTRY_META);
+		lua_setmetatable(L, -2);
+
+		return le;
+	}
+
+	return NULL;
+}
+
 static int _lmo_lookup(lua_State *L, lmo_archive_t *ar, uint32_t hash) {
 	lmo_entry_t *e = ar->index;
+	lmo_luaentry_t *le = NULL;
 
 	while( e != NULL )
 	{
 		if( e->key_id == hash )
 		{
-			lua_pushlstring(L, &ar->mmap[e->offset], e->length);
-			return 1;
+			if( (le = _lmo_push_entry(L)) != NULL )
+			{
+				le->archive = ar;
+				le->entry   = e;
+				return 1;
+			}
+			else
+			{
+				lua_pushnil(L);
+				lua_pushstring(L, "out of memory");
+				return 2;
+			}
 		}
 
 		e = e->next;
@@ -121,15 +146,69 @@ static int lmo_L__tostring(lua_State *L) {
 }
 
 
-/* method table */
+static int _lmo_convert_entry(lua_State *L, int idx) {
+	lmo_luaentry_t *le = luaL_checkudata(L, idx, LMO_ENTRY_META);
+
+	lua_pushlstring(L,
+		&le->archive->mmap[le->entry->offset],
+		le->entry->length
+	);
+
+	return 1;
+}
+
+static int lmo_L_entry__tostring(lua_State *L) {
+	return _lmo_convert_entry(L, 1);
+}
+
+static int lmo_L_entry__concat(lua_State *L) {
+	if( lua_isuserdata(L, 1) )
+		_lmo_convert_entry(L, 1);
+	else
+		lua_pushstring(L, lua_tostring(L, 1));
+
+	if( lua_isuserdata(L, 2) )
+		_lmo_convert_entry(L, 2);
+	else
+		lua_pushstring(L, lua_tostring(L, 2));
+
+	lua_concat(L, 2);
+
+	return 1;
+}
+
+static int lmo_L_entry__len(lua_State *L) {
+	lmo_luaentry_t *le = luaL_checkudata(L, 1, LMO_ENTRY_META);
+	lua_pushinteger(L, le->entry->length);
+	return 1;
+}
+
+static int lmo_L_entry__gc(lua_State *L) {
+	lmo_luaentry_t *le = luaL_checkudata(L, 1, LMO_ENTRY_META);
+	le->archive = NULL;
+	le->entry   = NULL;
+	return 0;
+}
+
+
+/* lmo method table */
 static const luaL_reg M[] = {
-	{"close",	lmo_L__gc},
-	{"get",		lmo_L_get},
-	{"lookup",	lmo_L_lookup},
-	{"foreach",	lmo_L_foreach},
+	{"close",		lmo_L__gc},
+	{"get",			lmo_L_get},
+	{"lookup",		lmo_L_lookup},
+	{"foreach",		lmo_L_foreach},
 	{"__tostring",	lmo_L__tostring},
-	{"__gc",	lmo_L__gc},
-	{NULL,		NULL}
+	{"__gc",		lmo_L__gc},
+	{NULL,			NULL}
+};
+
+/* lmo.entry method table */
+static const luaL_reg E[] = {
+	{"__tostring",	lmo_L_entry__tostring},
+	{"__concat",	lmo_L_entry__concat},
+	{"__len",		lmo_L_entry__len},
+	{"__gc",		lmo_L_entry__gc},
+	{NULL,			NULL}
 };
 
 /* module table */
@@ -146,6 +225,12 @@ LUALIB_API int luaopen_lmo(lua_State *L) {
 	lua_setfield(L, -2, "__index");
 	lua_setglobal(L, LMO_ARCHIVE_META);
 
+	luaL_newmetatable(L, LMO_ENTRY_META);
+	luaL_register(L, NULL, E);
+	lua_pushvalue(L, -1);
+	lua_setfield(L, -2, "__index");
+	lua_setglobal(L, LMO_ENTRY_META);	
+
 	luaL_register(L, LMO_LUALIB_META, R);
 
 	return 1;
diff --git a/libs/lmo/src/lmo_lualib.h b/libs/lmo/src/lmo_lualib.h
index 096fa027f..643511733 100644
--- a/libs/lmo/src/lmo_lualib.h
+++ b/libs/lmo/src/lmo_lualib.h
@@ -27,6 +27,15 @@
 
 #define LMO_LUALIB_META  "lmo"
 #define LMO_ARCHIVE_META "lmo.archive"
+#define LMO_ENTRY_META   "lmo.entry"
+
+struct lmo_luaentry {
+	lmo_archive_t *archive;  
+	lmo_entry_t   *entry;
+};
+
+typedef struct lmo_luaentry lmo_luaentry_t;
+
 
 LUALIB_API int luaopen_lmo(lua_State *L);
 
diff --git a/libs/lucid-http/luasrc/lucid/http/handler/luci.lua b/libs/lucid-http/luasrc/lucid/http/handler/luci.lua
index 9fe9a73a4..c54e39366 100644
--- a/libs/lucid-http/luasrc/lucid/http/handler/luci.lua
+++ b/libs/lucid-http/luasrc/lucid/http/handler/luci.lua
@@ -11,7 +11,6 @@ You may obtain a copy of the License at
 $Id$
 ]]--
 
-local cbi = require "luci.cbi"
 local dsp = require "luci.dispatcher"
 local util = require "luci.util"
 local http = require "luci.http"
@@ -27,8 +26,6 @@ Luci = util.class(srv.Handler)
 function Luci.__init__(self, name, prefix)
 	srv.Handler.__init__(self, name)
 	self.prefix = prefix
-
-	self.dsp_tree = dsp.createtree()
 end
 
 function Luci.handle_HEAD(self, ...)
@@ -53,7 +50,7 @@ function Luci.handle_GET(self, request, sourcein)
 
 	local x = coroutine.create(dsp.httpdispatch)
 	while not id or id < 3 do
-		res, id, data1, data2 = coroutine.resume(x, r, self.prefix, self.dsp_tree)
+		res, id, data1, data2 = coroutine.resume(x, r, self.prefix)
 
 		if not res then
 			status = 500
diff --git a/libs/lucid-http/luasrc/lucid/http/server.lua b/libs/lucid-http/luasrc/lucid/http/server.lua
index 4c3016a8c..24eb042ce 100644
--- a/libs/lucid-http/luasrc/lucid/http/server.lua
+++ b/libs/lucid-http/luasrc/lucid/http/server.lua
@@ -117,6 +117,7 @@ function Handler.checkrestricted(self, request)
 		end
 		
 		if stat then
+			request.env.HTTP_AUTH_USER, request.env.HTTP_AUTH_PASS = user, pass
 			return
 		end
 	end
@@ -256,7 +257,7 @@ local function chunksink(sock)
 		if not chunk then
 			return sock:writeall("0\r\n\r\n")
 		else
-			return sock:writeall(("%X\r\n%s\r\n"):format(#chunk, chunk))
+			return sock:writeall(("%X\r\n%s\r\n"):format(#chunk, tostring(chunk)))
 		end
 	end
 end
@@ -460,7 +461,7 @@ function Server.process(self, client, env)
 					headers["Content-Length"] = sourceout.len
 				end
 			end
-			if not headers["Content-Length"] then
+			if not headers["Content-Length"] and not close then
 				if message.env.SERVER_PROTOCOL == "HTTP/1.1" then
 					headers["Transfer-Encoding"] = "chunked"
 					sinkout = chunksink(client)
@@ -504,8 +505,15 @@ function Server.process(self, client, env)
 
 		if sourceout and stat then
 			if util.instanceof(sourceout, IOResource) then
-				stat, code, msg = sourceout.fd:copyz(client, sourceout.len)
-			else
+				if not headers["Transfer-Encoding"] then
+					stat, code, msg = sourceout.fd:copyz(client, sourceout.len)
+					sourceout = nil
+				else
+					sourceout = sourceout.fd:blocksource(nil, sourceout.len)
+				end
+			end
+
+			if sourceout then
 				stat, msg = ltn12.pump.all(sourceout, sinkout)
 			end
 		end
diff --git a/libs/lucid/luasrc/lucid/tcpserver.lua b/libs/lucid/luasrc/lucid/tcpserver.lua
index 6c61ff6d7..2d82246df 100644
--- a/libs/lucid/luasrc/lucid/tcpserver.lua
+++ b/libs/lucid/luasrc/lucid/tcpserver.lua
@@ -110,7 +110,7 @@ function accept(polle)
 	end
 	local socket, host, port = polle.fd:accept()
 	if not socket then
-		return nixio.syslog("warn", "accept() failed: " .. port)
+		return nixio.syslog("warning", "accept() failed: " .. port)
 	end
 	
 	socket:setblocking(true)
diff --git a/libs/sgi-cgi/luasrc/sgi/cgi.lua b/libs/sgi-cgi/luasrc/sgi/cgi.lua
index 15363a1a1..f2c6f6957 100644
--- a/libs/sgi-cgi/luasrc/sgi/cgi.lua
+++ b/libs/sgi-cgi/luasrc/sgi/cgi.lua
@@ -25,6 +25,7 @@ limitations under the License.
 ]]--
 module("luci.sgi.cgi", package.seeall)
 local ltn12 = require("luci.ltn12")
+require("nixio.util")
 require("luci.http")
 require("luci.sys")
 require("luci.dispatcher")
@@ -84,6 +85,8 @@ function run()
 				io.flush()
 				io.close()
 				active = false
+			elseif id == 6 then
+				data1:copyz(nixio.stdout, data2)
 			end
 		end
 	end
diff --git a/libs/uvl/luasrc/uvl.lua b/libs/uvl/luasrc/uvl.lua
index 7f149cf75..3b5b854c9 100644
--- a/libs/uvl/luasrc/uvl.lua
+++ b/libs/uvl/luasrc/uvl.lua
@@ -28,7 +28,7 @@ local string = require "string"
 
 local require, pcall, ipairs, pairs = require, pcall, ipairs, pairs
 local type, error, tonumber, tostring = type, error, tonumber, tostring
-local unpack, loadfile = unpack, loadfile
+local unpack, loadfile, collectgarbage = unpack, loadfile, collectgarbage
 
 module "luci.uvl"
 
@@ -43,6 +43,10 @@ local TYPE_SECTION  = 0x02
 local TYPE_OPTION   = 0x03
 local TYPE_ENUM     = 0x04
 
+local PAT_EXPR1		= "^%$?[%w_]+$"
+local PAT_EXPR2		= "^%$?[%w_]+%.%$?[%w_]+$"
+local PAT_EXPR3		= "^%$?[%w_]+%.%$?[%w_]+%.%$?[%w_]+$"
+
 --- Boolean; default true;
 -- treat sections found in config but not in scheme as error
 STRICT_UNKNOWN_SECTIONS    = true
@@ -274,7 +278,7 @@ function UVL._validate_section( self, section )
 	if STRICT_UNKNOWN_OPTIONS and not section:scheme('dynamic') then
 		for k, v in pairs(section:config()) do
 			local oo = section:option(k)
-			if k:sub(1,1) ~= "." and not self.beenthere[oo:cid()] then
+			if k:byte(1) == 46 and not self.beenthere[oo:cid()] then
 				section:error(ERR.OPT_UNKNOWN(oo))
 			end
 		end
@@ -542,7 +546,7 @@ function UVL._parse_section(self, scheme, k, v)
 	local so = scheme:section(v.name)
 
 	for k, v2 in pairs(v) do
-		if k ~= "name" and k ~= "package" and k:sub(1,1) ~= "." then
+		if k ~= "name" and k ~= "package" and k:byte(1) == 46 then
 			if k == "depends" then
 				s.depends = self:_read_dependency( v2, s.depends )
 				if not s.depends then
@@ -595,7 +599,7 @@ function UVL._parse_var(self, scheme, k, v)
 	local to = so:option(v.name)
 
 	for k, v2 in pairs(v) do
-		if k ~= "name" and k ~= "section" and k:sub(1,1) ~= "." then
+		if k ~= "name" and k ~= "section" and k:byte(1) == 46 then
 			if k == "depends" then
 				t.depends = self:_read_dependency( v2, t.depends )
 				if not t.depends then
@@ -718,9 +722,7 @@ function UVL._read_dependency( self, values, deps )
 				local k, e, v = val:match("%s*([%w$_.]+)%s*(=?)%s*(.*)")
 
 				if k and (
-					k:match("^"..expr.."%."..expr.."%."..expr.."$") or
-					k:match("^"..expr.."%."..expr.."$") or
-					k:match("^"..expr.."$")
+					k:match(PAT_EXPR1) or k:match(PAT_EXPR2) or k:match(PAT_EXPR3)
 				) then
 					condition[k] = (e == '=') and v or true
 				else
@@ -752,8 +754,8 @@ function UVL._read_validator( self, values, validators )
 				validator = self:_resolve_function( (value:gsub("^lua:","") ) )
 			elseif value:match("^regexp:") then
 				local pattern = value:gsub("^regexp:","")
-				validator = function( type, dtype, pack, sect, optn, ... )
-					local values = { ... }
+				validator = function( type, dtype, pack, sect, optn, arg1, arg2, arg3, arg4, arg5 )
+					local values = { arg1, arg2, arg3, arg4, arg5 }
 					for _, v in ipairs(values) do
 						local ok, match =
 							pcall( string.match, v, pattern )
@@ -920,13 +922,13 @@ function uvlitem.type(self)
 	end
 end
 
-function uvlitem.error(self, ...)
+function uvlitem.error(self, arg1, arg2, arg3, arg4, arg5)
 	if not self.e then
 		local errconst = { ERR.CONFIG, ERR.SECTION, ERR.OPTION, ERR.OPTION }
 		self.e = errconst[#self.cref]( self )
 	end
 
-	return self.e:child( ... )
+	return self.e:child( arg1, arg2, arg3, arg4, arg5 )
 end
 
 function uvlitem.errors(self)
@@ -993,9 +995,9 @@ end
 
 --- Add an error to scheme.
 -- @return	Scheme error context
-function scheme.error(self, ...)
+function scheme.error(self, arg1, arg2, arg3, arg4, arg5)
 	if not self.e then self.e = ERR.SCHEME( self ) end
-	return self.e:child( ... )
+	return self.e:child( arg1, arg2, arg3, arg4, arg5 )
 end
 
 --- Get an associated config object.
diff --git a/libs/web/luasrc/dispatcher.lua b/libs/web/luasrc/dispatcher.lua
index 8c3320b0f..a375eecc8 100644
--- a/libs/web/luasrc/dispatcher.lua
+++ b/libs/web/luasrc/dispatcher.lua
@@ -108,17 +108,25 @@ end
 
 --- Dispatch an HTTP request.
 -- @param request	LuCI HTTP Request object
-function httpdispatch(request, prefix, ext_tree)
+function httpdispatch(request, prefix)
 	luci.http.context.request = request
-	context.request = {}
+
+	local r = {}
+	context.request = r
 	local pathinfo = http.urldecode(request:getenv("PATH_INFO") or "", true)
 
+	if prefix then
+		for _, node in ipairs(prefix) do
+			r[#r+1] = node
+		end
+	end
+
 	for node in pathinfo:gmatch("[^/]+") do
-		table.insert(context.request, node)
+		r[#r+1] = node
 	end
 
 	local stat, err = util.coxpcall(function()
-		dispatch(context.request, ext_tree)
+		dispatch(context.request)
 	end, error500)
 
 	luci.http.close()
@@ -128,7 +136,7 @@ end
 
 --- Dispatches a LuCI virtual path.
 -- @param request	Virtual path
-function dispatch(request, ext_tree)
+function dispatch(request)
 	--context._disable_memtrace = require "luci.debug".trap_memtrace("l")
 	local ctx = context
 	ctx.path = request
@@ -151,14 +159,12 @@ function dispatch(request, ext_tree)
         end
 	require "luci.i18n".setlanguage(lang)
 
-	if ext_tree then
-		ctx.index, ctx.tree, ctx.treecache, ctx.modifiers = unpack(ext_tree)
-	elseif not ctx.tree then
-		createtree()
-	end
-
 	local c = ctx.tree
 	local stat
+	if not c then
+		c = createtree()
+	end
+
 	local track = {}
 	local args = {}
 	ctx.args = args
@@ -226,13 +232,13 @@ function dispatch(request, ext_tree)
 		end
 
 		tpl.context.viewns = setmetatable({
-			write       = luci.http.write;
-			include     = function(name) tpl.Template(name):render(getfenv(2)) end;
-			translate   = function(...) return require("luci.i18n").translate(...) end;
-			striptags   = util.striptags;
-			media       = media;
-			theme       = fs.basename(media);
-			resource    = luci.config.main.resourcebase
+		   write       = luci.http.write;
+		   include     = function(name) tpl.Template(name):render(getfenv(2)) end;
+		   translate   = function(...) return require("luci.i18n").translate(...) end;
+		   striptags   = util.striptags;
+		   media       = media;
+		   theme       = fs.basename(media);
+		   resource    = luci.config.main.resourcebase
 		}, {__index=function(table, key)
 			if key == "controller" then
 				return build_url()
@@ -260,7 +266,7 @@ function dispatch(request, ext_tree)
 		local verifytoken = false
 		if not sess then
 			sess = luci.http.getcookie("sysauth")
-			sess = sess and sess:match("^[a-f0-9]+$")
+			sess = sess and sess:match("^[a-f0-9]*$")
 			verifytoken = true
 		end
 
@@ -274,6 +280,12 @@ function dispatch(request, ext_tree)
 			if not verifytoken or ctx.urltoken.stok == sdat.token then
 				user = sdat.user
 			end
+		else
+			local eu = http.getenv("HTTP_AUTH_USER")
+			local ep = http.getenv("HTTP_AUTH_PASS")
+			if eu and ep and luci.sys.user.checkpasswd(eu, ep) then
+				authen = function() return eu end
+			end
 		end
 
 		if not util.contains(accs, user) then
@@ -364,9 +376,9 @@ function createindex()
 	local suff = { ".lua", ".lua.gz" }
 
 	if luci.util.copcall(require, "luci.fastindex") then
-		return createindex_fastindex(path, suff)
+		createindex_fastindex(path, suff)
 	else
-		return createindex_plain(path, suff)
+		createindex_plain(path, suff)
 	end
 end
 
@@ -374,7 +386,7 @@ end
 -- @param path		Controller base directory
 -- @param suffixes	Controller file suffixes
 function createindex_fastindex(path, suffixes)
-	local index = {}
+	index = {}
 
 	if not fi then
 		fi = luci.fastindex.new("index")
@@ -388,8 +400,6 @@ function createindex_fastindex(path, suffixes)
 	for k, v in pairs(fi.indexes) do
 		index[v[2]] = v[1]
 	end
-
-	return index
 end
 
 --- Generate the dispatching index using the native file-cache based strategy.
@@ -424,7 +434,7 @@ function createindex_plain(path, suffixes)
 		end
 	end
 
-	local index = {}
+	index = {}
 
 	for i,c in ipairs(controllers) do
 		local module = "luci.controller." .. c:sub(#path+1, #c):gsub("/", ".")
@@ -445,24 +455,21 @@ function createindex_plain(path, suffixes)
 		f:writeall(util.get_bytecode(index))
 		f:close()
 	end
-
-	return index
 end
 
 --- Create the dispatching tree from the index.
 -- Build the index before if it does not exist yet.
 function createtree()
-	local ctx   = context
-	local tree  = {nodes={}}
-	local cache = setmetatable({}, {__mode="v"})
-	local modi  = {}
-
-	if not ctx.index then
-		ctx.index = createindex()
+	if not index then
+		createindex()
 	end
 
-	ctx.tree      = tree
-	ctx.treecache = cache
+	local ctx  = context
+	local tree = {nodes={}}
+	local modi = {}
+
+	ctx.treecache = setmetatable({}, {__mode="v"})
+	ctx.tree = tree
 	ctx.modifiers = modi
 
 	-- Load default translation
@@ -470,10 +477,10 @@ function createtree()
 
 	local scope = setmetatable({}, {__index = luci.dispatcher})
 
-	for k, v in pairs(ctx.index) do
+	for k, v in pairs(index) do
 		scope._NAME = k
 		setfenv(v, scope)
-		pcall(v)
+		v()
 	end
 
 	local function modisort(a,b)
@@ -483,10 +490,10 @@ function createtree()
 	for _, v in util.spairs(modi, modisort) do
 		scope._NAME = v.module
 		setfenv(v.func, scope)
-		pcall(v.func)
+		v.func()
 	end
 
-	return { index, tree, cache, modi }
+	return tree
 end
 
 --- Register a tree modifier.
diff --git a/libs/web/luasrc/http.lua b/libs/web/luasrc/http.lua
index bac997952..d34e253a5 100644
--- a/libs/web/luasrc/http.lua
+++ b/libs/web/luasrc/http.lua
@@ -258,6 +258,13 @@ function write(content, src_err)
 	end
 end
 
+--- Splice data from a filedescriptor to the client.
+-- @param fp	File descriptor
+-- @param size	Bytes to splice (optional)
+function splice(fd, size)
+	coroutine.yield(6, fd, size)
+end
+
 --- Redirects the client to a new URL and closes the connection.
 -- @param url	Target URL
 function redirect(url)
diff --git a/libs/web/root/etc/config/luci b/libs/web/root/etc/config/luci
index 7c0ed5bc3..a42bac390 100644
--- a/libs/web/root/etc/config/luci
+++ b/libs/web/root/etc/config/luci
@@ -22,7 +22,7 @@ config internal ccache
 	option enable 1
 
 config internal template
-	option compiler_mode file
+	option compiler_mode memory
 	option compiledir "/tmp/luci-templatecache"
 		
 config internal themes