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From Guenter Knauf <fua...@apache.org>
Subject Re: mod_lua oddities
Date Wed, 05 Jun 2013 19:59:10 GMT
On 05.06.2013 08:11, Gregg Smith wrote:
> Hi folks,
>
> The more eyes the better I've been told. Sorry that it's lengthy.
>
> x86 VC9 *Release* Build
> httpd version  : 2.4.5-r1489105
> mod_lua from trunk at r1487956
>
> Odd results:
>      ServerRoot "C:/Apache24A"
>
> 1. Running scripts fortune.lua or example.lua via URL works.
>
> 2. With
>      LuaMapHandler /testlua htdocs/lua/example.lua
>      LuaMapHandler /fortune htdocs/lua/fortune.lua
>
> Running fortune.lua via URL 500s
> example.lua runs fine via URL
>
> 3.
>      LuaMapHandler /testlua htdocs/lua/example.lua
>      LuaMapHandler /tellme htdocs/lua/fortune.lua
>
> both scripts run fine from URL, so there's some kind of leak where
> http://localhost/lua/fortune.lua becomes
> http://localhost/fortune to the server
>
> 4.
>      LuaMapHandler /testlua htdocs/lua/example.lua
>      LuaMapHandler /tellme htdocs/lua/fortune.lua
>
> http://localhost/tellme
> http://localhost/testlua
> error 500
>
> [Tue Jun 04 22:53:30.410000 2013] [lua:error] [pid 3984:tid 948]
> AH01482: Error loading C:/Apache24A/bin/htdocs/lua/example.lua: cannot
> open C:/Apache24A/bin/htdocs/lua/example.lua: No such file or directory
> [Tue Jun 04 22:53:30.410000 2013] [lua:crit] [pid 3984:tid 948] [client
> ::1:53940] AH02330: lua: Failed to obtain lua interpreter for handle
> htdocs/lua/example.lua, referer: http://localhost/lua/
>
> Notice mod_lua is adding /bin to the file location!
> cannot open C:/Apache24A/bin/htdocs/lua/example.lua
>
> This as you can see is not the location I have it set to look for the
> script per documented configuration rules about relative paths.
>
> Interestingly, mod_lua seems to get it right at first it looks then
> blows up.
>
> [Tue Jun 04 22:53:15.543200 2013] [lua:trace1] [pid 3984:tid 948]
> mod_lua.c(261): [client ::1:53939] AH01472: handling
> [C:/Apache24A/htdocs/lua/example.lua] in mod_lua, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:15.543200 2013] [lua:trace2] [pid 3984:tid 948]
> mod_lua.c(177): [client ::1:53939] AH02313: request handler details:
> scope: once, file: C:/Apache24A/htdocs/lua/example.lua, func: handle,
> referer: http://localhost/lua/
> [Tue Jun 04 22:53:15.543200 2013] [lua:trace3] [pid 3984:tid 948]
> mod_lua.c(281): [client ::1:53939] AH01474: got a vm!, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:15.543200 2013] [lua:debug] [pid 3984:tid 948]
> lua_request.c(1702): [client ::1:53939] AH01487:
> request_rec->dispatching puts -> lua_CFunction, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:15.543200 2013] [lua:debug] [pid 3984:tid 948]
> lua_request.c(1711): [client ::1:53939] AH01488:
> request_rec->dispatching method -> string, referer: http://localhost/lua/
> [Tue Jun 04 22:53:15.543200 2013] [lua:debug] [pid 3984:tid 948]
> lua_request.c(1702): [client ::1:53939] AH01487:
> request_rec->dispatching parseargs -> lua_CFunction, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:15.543200 2013] [lua:debug] [pid 3984:tid 948]
> lua_request.c(1702): [client ::1:53939] AH01487:
> request_rec->dispatching puts -> lua_CFunction, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:19.646000 2013] [lua:trace1] [pid 3984:tid 948]
> mod_lua.c(261): [client ::1:53939] AH01472: handling
> [C:/Apache24A/htdocs/lua/fortune.lua] in mod_lua, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:19.646000 2013] [lua:trace2] [pid 3984:tid 948]
> mod_lua.c(177): [client ::1:53939] AH02313: request handler details:
> scope: once, file: C:/Apache24A/htdocs/lua/fortune.lua, func: handle,
> referer: http://localhost/lua/
> [Tue Jun 04 22:53:19.646000 2013] [lua:trace3] [pid 3984:tid 948]
> mod_lua.c(281): [client ::1:53939] AH01474: got a vm!, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:19.646000 2013] [lua:debug] [pid 3984:tid 948]
> lua_request.c(1692): [client ::1:53939] AH01486:
> request_rec->dispatching headers_out -> apr table, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:19.646000 2013] [lua:debug] [pid 3984:tid 948]
> lua_request.c(1692): [client ::1:53939] AH01486:
> request_rec->dispatching headers_out -> apr table, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:19.646000 2013] [lua:debug] [pid 3984:tid 948]
> lua_request.c(1692): [client ::1:53939] AH01486:
> request_rec->dispatching headers_out -> apr table, referer:
> http://localhost/lua/
> [Tue Jun 04 22:53:19.646000 2013] [lua:debug] [pid 3984:tid 948]
> lua_request.c(1702): [client ::1:53939] AH01487:
> request_rec->dispatching puts -> lua_CFunction, referer:
> http://localhost/lua/
>
>
> 5. With:
>      LuaMapHandler /testlua C:/Apache24A/htdocs/lua/example.lua
>      LuaMapHandler /tellme C:/Apache24A/htdocs/lua/fortune.lua
>
> Set with full path these 404.
> http://localhost/tellme
> http://localhost/testlua
>
> 6.  Adding LuaRoot
>      LuaRoot htdocs/lua
>      LuaMapHandler /testlua htdocs/lua/example.lua
>      LuaMapHandler /tellme htdocs/lua/fortune.lua
>
> http://localhost/tellme
> http://localhost/testlua
>
> Both crash!
>
> Guenter has confirmed some of this behavior in Netware, I'll let him
> chime in on which.
yes, I can confirm that LuaMapHandler does not work for me on any 
platform - tested NetWare, Linux and Windows ...

# curl http://localhost/tellme
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>404 Not Found</title>
</head><body>
<h1>Not Found</h1>
<p>The requested URL /tellme was not found on this server.</p>
</body></html>

[Thu Jun 06 00:05:12.047987 2013] [lua:trace2] [pid 5740:tid 
140544617477888] mod_lua.c(180): [client ::1:56957] AH02313: mapped 
handler details: scope: once, file: /srv/www/tstlua/fortune.lua, func: 
handle
[Thu Jun 06 00:05:12.049191 2013] [lua:debug] [pid 5740:tid 
140544617477888] lua_request.c(1712): [client ::1:56957] AH01486: 
request_rec->dispatching headers_out -> apr table
[Thu Jun 06 00:05:12.049216 2013] [lua:debug] [pid 5740:tid 
140544617477888] lua_request.c(1712): [client ::1:56957] AH01486: 
request_rec->dispatching headers_out -> apr table
[Thu Jun 06 00:05:12.049224 2013] [lua:debug] [pid 5740:tid 
140544617477888] lua_request.c(1712): [client ::1:56957] AH01486: 
request_rec->dispatching headers_out -> apr table
[Thu Jun 06 00:05:12.049235 2013] [lua:debug] [pid 5740:tid 
140544617477888] lua_request.c(1722): [client ::1:56957] AH01487: 
request_rec->dispatching puts -> lua_CFunction
[Thu Jun 06 00:05:12.049265 2013] [core:info] [pid 5740:tid 
140544617477888] [client ::1:56957] AH00128: File does not exist: 
/srv/www/htdocs/tellme

Gün.



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