Added bytecodecache

diff --git a/libs/core/luasrc/ccache.lua b/libs/core/luasrc/ccache.lua
new file mode 100644 (file)
index 0000000..437d385
--- /dev/null
+++ b/libs/core/luasrc/ccache.lua
@@ -0,0 +1,86 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2008 Steven Barth <steven@midlink.org>
+Copyright 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+$Id$
+]]--
+
+local io = require "io"
+local util = require "luci.util"
+local posix = require "posix"
+local debug = require "debug"
+local string = require "string"
+local package = require "package"
+
+local type, loadfile = type, loadfile
+
+
+module "luci.ccache"
+
+function cache_ondemand(...)
+       if debug.getinfo(1, 'S').source ~= "=?" then
+               cache_enable(...)
+       end
+end
+
+function cache_enable(cachepath, mode)
+       cachepath = cachepath or "/tmp/.luciccache"
+       mode = mode or "r--r--r--"
+
+       local loader = package.loaders[2]
+       local uid    = posix.getpid("uid")
+
+       if not posix.stat(cachepath) then
+               posix.mkdir(cachepath)
+       end
+
+       local function _encode_filename(name)
+               local encoded = ""
+               for i=1, #name do
+                       encoded = encoded .. ("%2X" % string.byte(name, i))
+               end
+               return encoded
+       end
+
+       local function _load_sane(file)
+               local stat = posix.stat(file)
+               if stat and stat.uid == uid and stat.mode == mode then
+                       return loadfile(file)
+               end
+       end
+
+       local function _write_sane(file, func)
+               if posix.getpid("uid") == uid then
+                       local fp = io.open(file, "w")
+                       if fp then
+                               fp:write(util.get_bytecode(func))
+                               fp:close()
+                               posix.chmod(file, mode)
+                       end
+               end
+       end
+
+       package.loaders[2] = function(mod)
+               local encoded = cachepath .. "/" .. _encode_filename(mod)
+               local modcons = _load_sane(encoded)
+               
+               if modcons then
+                       return modcons
+               end
+
+               -- No cachefile
+               modcons = loader(mod)
+               if type(modcons) == "function" then
+                       _write_sane(encoded, modcons)
+               end
+               return modcons
+       end
+end

diff --git a/libs/core/luasrc/util.lua b/libs/core/luasrc/util.lua
index 49a75be..177de43 100644 (file)
--- a/libs/core/luasrc/util.lua
+++ b/libs/core/luasrc/util.lua
@@ -28,6 +28,7 @@ local io = require "io"
 local math = require "math"
 local table = require "table"
 local debug = require "debug"
+local ldebug = require "luci.debug"
 local string = require "string"
 local coroutine = require "coroutine"
 
@@ -667,7 +668,7 @@ end
 --- Returns the absolute path to LuCI base directory.
 -- @return             String containing the directory path
 function libpath()
-       return require "luci.fs".dirname(require "luci.debug".__file__)
+       return require "luci.fs".dirname(ldebug.__file__)
 end
 
 

diff --git a/libs/sgi-cgi/htdocs/cgi-bin/luci b/libs/sgi-cgi/htdocs/cgi-bin/luci
index 0435e59..cd9bb59 100755 (executable)
--- a/libs/sgi-cgi/htdocs/cgi-bin/luci
+++ b/libs/sgi-cgi/htdocs/cgi-bin/luci
@@ -1,4 +1,5 @@
 #!/usr/bin/lua
-require("luci.sgi.cgi")
+require "luci.cacheloader"
+require "luci.sgi.cgi"
 luci.dispatcher.indexcache = "/tmp/.luciindex"
 luci.sgi.cgi.run()
\ No newline at end of file

diff --git a/libs/web/luasrc/cacheloader.lua b/libs/web/luasrc/cacheloader.lua
new file mode 100644 (file)
index 0000000..942c4b7
--- /dev/null
+++ b/libs/web/luasrc/cacheloader.lua
@@ -0,0 +1,23 @@
+--[[
+LuCI - Lua Configuration Interface
+
+Copyright 2008 Steven Barth <steven@midlink.org>
+Copyright 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+$Id$
+]]--
+
+local config = require "luci.config"
+local ccache = require "luci.ccache"
+
+module "luci.cacheloader"
+
+if config.ccache and config.ccache.enable == "1" then
+       ccache.cache_ondemand()
+end
\ No newline at end of file

diff --git a/libs/web/root/etc/config/luci b/libs/web/root/etc/config/luci
index 76fa441..8b222aa 100644 (file)
--- a/libs/web/root/etc/config/luci
+++ b/libs/web/root/etc/config/luci
@@ -41,6 +41,9 @@ config internal sauth
        option sessionpath "/tmp/.lucisessions"
        option sessiontime 3600
        
+config internal ccache
+       option enable 1
+
 config internal template
        option compiler_mode file
        option compiledir "/tmp/.lucitplcache"