It would seem that the order of the alias' is important.

#---- D113712 directives
Alias /D113712/ /qsys.lib/d113712.lib/
Alias /cgipgmr/ /cgipgmr/
ScriptAlias /D113712P/ /qsys.lib/d113712.lib/
ScriptAliasMatch /d113712p/(.*) /qsys.lib/d113712.lib/$1
ScriptAliasMatch /d113712p/(.*) /qsys.lib/d113712.lib/$1
Alias / /qsys.lib/d113712.lib/qhtmlsrc.file/menu.mbr


I added
AliasMatch /htm/(.*) /qsys.lib/d113712.lib/qhtmlsrc.file/$1

To be able to easily go through all my html source but this wasn't working. When I deleted all the other alias', it worked.


-----Message d'origine-----
De : web400-bounces@xxxxxxxxxxxx
[mailto:web400-bounces@xxxxxxxxxxxx] De la part de
Michael_Schutte@xxxxxxxxxxxx
Envoyé : lundi 8 juin 2009 14:21
À : Web Enabling the AS400 / iSeries
Objet : Re: [WEB400] Basic CGIDEV2 problem

If you are making changes, then yes, it's necessary.

AliasMatch ^/TSTIMS/(.*)\.HTML
$ /QSYS.LIB/WEBLIB.LIB/QHTMLSRC.FILE/$1.MBR
AliasMatch ^/TSTIMS/(.*)\.JS$
/QSYS.LIB/WEBLIB.LIB/QHTMLSRC.FILE/$1.MBR

There's an example of what's in ours hope it helps.


--

Michael Schutte
Admin Professional



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David FOXWELL
<David.FOXWELL@ag
ipi.com>
To
Sent by: Web Enabling the AS400
/ iSeries
web400-bounces@mi <web400@xxxxxxxxxxxx>
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cc


Subject
06/08/2009 08:11 Re: [WEB400] Basic
CGIDEV2 problem
AM


Please respond to
Web Enabling the
AS400 / iSeries
<web400@midrange.
com>






Hi Scott ( or anyone else who has been following!)

I've managed to edit my config file to call any program, but
now I've added this :
AliasMatch /htm/(.*)
/qsys.lib/d113712.lib/qhtmlsrc.file/$1

With the idea of being able to type http://myi:8016/htm/myhtmlmbr.mbr

But even if I type http://myi:8016/htm/menu.mbr , I get a NOT
FOUND error in the browser.
Can you see what's wrong?
Thanks.

PS, I'm stopping then restarting the server each time I
modify the configuration file. Is that necessary?



-----Message d'origine-----
De : web400-bounces@xxxxxxxxxxxx
[mailto:web400-bounces@xxxxxxxxxxxx] De la part de Scott Klement
Envoyé : jeudi 4 juin 2009 18:57 À : Web Enabling the AS400
/ iSeries
Objet : Re: [WEB400] Basic CGIDEV2 problem

Hi David,


I wish I fully understood all those Alias and
ScriptAliasMatch lines, though.

Alias, AliasMatch, ScriptAlias and ScriptAliasMatch aren't
too hard to
understand. I'll try to explain them, but please ask
questions if you
still don't understand.

BACKGROUND
----------
When you configure Apache, you give it a DocumentRoot.
This is an IFS
pathname to the start of your web server. In the simplest
configuration, everything on your server would be under
DocumentRoot.
So you might have this:

DocumentRoot /www/myserver/htdocs

HTTP was designed for fetching documents (originally,
that's all you
could do, just fetch a document, nothing else). So a browser would
code something like this:

http://www.example.com/mydir/mydoc.html

This tells the browser (a) use the http protocol. (b), connect to
www.example.com, and (c) ask for the document named
/mydir/mydoc.html

Apache will get that request, but it'll add the
DocumentRoot to it.
So the actual IFS path to the document will be
/www/myserver/htdocs/mydir/mydoc.html

That's the simplest behavior. It lets you designate some
part of your
IFS (DocumentRoot) where all subfolders will be accessible via URLs.
That's the basic configuration.

ALIAS
-----
What if you want something OUTSIDE of that area to be accessible to
the browser? How would you do it? You declare an Alias.

DocumentRoot /www/myserver/htdocs
Alias /foo /home/scott/bar

This says that all URLs go under /www/myserver/htdocs, just
as in the
previous example... EXCEPT for /foo. Any URL starting with
/foo will
point to /home/scott/bar

So this works just as it did before:
http://www.example.com/mydir/mydoc.html

But this works differently.
http://www.example.com/foo/mydir/mydoc.html

In this second case, the /foo is an alias for
/home/scott/foo, so the
URL points to /home/scott/bar/mydir/mydoc.html.

That's all an alias does. It provides a way to specify
directories in
the URL that are "redirected" to another area of the IFS,
outside of
the document root.

ALIASMATCH
----------
AliasMatch does the same thing that Alias does, except it allows
"wildcards" (technically... Regular Expressions.) For example, I
could do something like this:

AliasMatch /foo/(.*jpg) /images/jpg/foo/$1

In a regular expression, a single dot matches any one
character. An
asterisk says "zero or more of the preceding character".
So when you
have .* it matches any number of any character. In this
example, any
URL that begins with /foo/ and ends with jpg will match the alias.

In Apache, the parenthesis designate a section of the URL o
be copied
to the resulting URL. So in this example, the /foo/ is not in
parenthesis, but the .*jpg is. So whatever matches the wildcard of
.*jpg will be considered "variable number 1". You'll notice the
result is
/images/jpg/foo/$1 -- that $1 will be replaced at runtime with
whatever matched the .*jpg pattern.

Example:

http://www.example.com/foo/goofy/scott_dancing.jpg

Once the hostname is removed, it starts with /foo/ and ends
with jpg,
so it matches the Alias. The (.*jpg) part will match
goofy/scott_dancing.jpg, so Apache will access the
/images/jpg/foo/goofy/scott_dancing.jpg file in the IFS

FWIW, I tend to avoid AliasMatch (or ScriptAliasMatch)
since they run
slower, and IMHO, they're more complicated than I need for my
projects.

SCRIPTALIAS
-----------
If you understood Alias, then ScriptAlias should be easy.
There's really only one difference. Alias is for fetching a
document... it tells Apache which document in the IFS to fetch. By
contrast, ScriptAlias is for running a script or program.
Instead of
downloading the program object to the browser (that's what
Alias would
do), ScriptAlias tells Apache to run the program. The
output of the
program will be sent to the browser, instead of downloading the
program object itself.

Without ScriptAlias:

DocumentRoot /www/myserver/htdocs

http://www.example.com/qgpl/pmu010.pgm

This tells Apache to go to the /www/myserver/htdocs/qgpl
directory and
download a program named pmu010.pgm to the browser.

With ScriptAlias:
DocumentRoot /www/myserver/htdocs
ScriptAlias /qgpl /QSYS.LIB/QGPL.LIB

http://www.example.com/qgpl/pmu010.pgm

Hopefully you already understand that /QSYS.LIB in the IFS provides
access to your traditional libraries and their contents.
With that in
mind, Apache will build the IFS pathname of
/QSYS.LIB/QGPL.LIB/PMU010.PGM and it will therefore be
equivalent of
CALL PGM(QGPL/PMU010)


SCRIPTALIASMATCH
----------------
Same as ScriptAlias, except it now has regular expressions
("wildcards") available. ScriptAliasMatch is to ScriptAlias what
AliasMatch is to Alias.

The installer for CGIDEV2 likes to set things up like this:

ScriptAliasMatch /mylibp(.*).pgm /qsys.lib/mylib.lib/$1.pgm
AliasMatch
/mylibh/(.*)\.htm /QSYS.LIB/MYLIB.LIB/HTMLSRC.FILE/$1.mbr
Alias /mylibh/ /QSYS.LIB/MYLIB.LIB/HTMLSRC.FILE/ Alias
/mylib/ /mylib/

The ScriptAliasMatch at the top says that any URL that begins with
/mylibp and ends with .pgm should be run as a program in
/qsys.lib/mylib.lib. Contrast these two statements:

ScriptAlias /mylibp /qsys.lib/mylib.lib ScriptAliasMatch
/mylibp(.*).pgm /qsys.lib/mylib.lib/$1.pgm

In the first case, anything that starts with /mylibp
(including files,
data areas, queues, user spaces, etc) will be run as a program from
the /QSYS.LIB/MYLIB.LIB library. Of course, if you list a program
object, no problem, it'll run it. If you list a
non-program object,
however, Apache will still try to call it (though, it'll
fail with an
error.)

In the second case, only URLs that end in .PGM are called.
Apache will forcibly add the .pgm extension to it when it tries to
call it.
Therefore, non-programs will not match this script alias.
Instead, they'll match this one (also from the configs, above)

Alias /mylib/ /mylib/

This tells it to go to the /mylib/ folder of the IFS instead of the
library. So program objects go to the library, non-program
objects go
to an IFS folder. If you left off this extra Alias, it would go to
the DocumentRoot instead -- and go to /www/myserver/htdocs/mylib.

Shrug... I personally prefer to go in and delete the
CGIDEV2 provided
instructions and insert my own. I don't like the instructions they
provide. They're more complicated than they need to be, IMHO.

But, anyway... hope this all made sense.
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