Re: PHP and a general problem understanding fastcgi

David Birnbaum wrote:
> On Wed, 13 Jul 2005, Benjamin Podszun wrote:
> 
>> First of all: Thanks for your patience and support. I hope this (and 
>> the resulting FAQ entry) helps others as well.
> 
> 
> No problem...
> 
>>>> Thanks for your comments here. I thought I understand what you mean 
>>>> and tried the following:
>>>>
>>>> FastCgiServer /var/www/default/php/php -user web-default -group 
>>>> web-users -socket default
>>>
>>>
>>> This should be out of scope of the vhost - but map to the vhost.
>>>
>>> So, set up the VHost something like this:
>>>
>>>   <VirtualHost 1.2.3.4:80>
>>>     DocumentRoot /var/www/1.2.34
>>>     User blah
>>>     Group blahgrp
>>>
>>>     <Location /php/php>
>>>       SetHandler fastcgi-script
>>>     </Location>
>>>     Action php-fastcgi /php/php
>>>   </VirtualHost>
>>>
>>> So this sets up FastCGI properly for Dynamic mode, I think (although 
>>> you probably need to enable FastCgiWrapper.  If you want a static 
>>> server, then you put this OUT of scope (because it's server wide):
>>>
>>>   FastCgiServer /var/www/1.2.3.4/php/php -user web-default -group 
>>> web-users
>>>
>>> which will create the instance.  You can then multiply these like so:
>>>
>>>   FastCgiServer /var/www/blah.com/php/php -user blah -group blahgrp
>>>   FastCgiServer /var/www/foo.com/php/php -user foo -group foogrp
>>>
>>> And they will work, as long as php/php is set up as a php-fastcgi 
>>> action within the relevant vhosts (blah.com, foo.com).  If you want 
>>> only ONE server, then change things like so:
>>>
>>>   FastCgiServer /var/www/1.2.3.4/php/php -user web-default -group 
>>> web-users -port 9050
>>>   FastCgiExternalServer /var/www/blah.com/php/php -host localhost:9050
>>>   FastCgiExternalServer /var/www/foo.com/php/php -host localhost:9050
>>>
>>> which will have one "real" instance and two "fake" instances that are 
>>> handled internally.
>>
>>
>> Okay - I tried to map this instructions to my setup, but I still get 
>> the error:
>>
>> The requested URL /fast-cgi/default/php/test/index.php was not found 
>> on this server.
> 
> 
> That's the clue - see below:
> 
>> My setup:
>>
>> General config:
>>
>> FastCgiWrapper On
>> FastCgiIpcDir /tmp/fastcgi
>> FastCgiServer /var/www/default/php/php -user web-default -group 
>> web-users -socket default
>> FastCgiExternalServer /fast-cgi/default/php -user web-default -group 
>> web-users -socket default
>>
>> I want a single default php instance and share that for default 
>> hosts/applications. I read those lines above as "create a static 
>> server of '/var/www/default/php/php' with the given user and group and 
>> connect a virtual application '/fast-cgi/default/php' to this 
>> instance". Right so far?
> 
> 
> Not quite - the FastCgi*Server directives are all absolute pathnames, 
> NOT relative to the DocumentDir.  So, you actually need to change the 
> FastCgiExternalServer directive to be absolute, which then overlaps to 
> the RELATIVE path that your Location/Action is.  It's a bit confusing 
> that the Location/Action is relative, but the Server directives are 
> absolute.

Sorry for wasting your time here.
Uhm, yes - that's really a little bit confusing. Thanks for the 
explanation though.

>> In my vhost I'm having this:
>>
>> AddHandler php-fastcgi .php
>> <Location /fast-cgi/default/php>
>>  SetHandler fastcgi-script
>> </Location>
>> Action php-fastcgi /fast-cgi/default/php
>>
>> Which I read as "Add a handler called 'php-fastcgi' for files ending 
>> with '.php', handle all requests to the location 
>> '/fast-cgi/default/php' as fastcgi script and call 
>> '/fast-cgi/default/php' for every request of the php-fastcgi handler.. 
>> Wouldn't that do what I want?
> 
> 
> Yes, but you haven't actually mapped the relative path 
> /fast-cgi/default/php to a server....  I'm guessing that you should 
> change your FastCgiExternalServer to this:
> 
>   FastCgiExternalServer /var/www/[your docroot]/fast-cgi/default/php 
> -socket default

Done. It's now (pasted):

FastCgiExternalServer /var/www/default/webroot-ssl/fast-cgi/default/php 
-user web-default -group web-users -socket default

>>> Well, we'll work on that  ;)  Dang it, I wrote that FAQ entry a few 
>>> years ago and haven't looked at it since!
>>
>>
>> Wee.. ;) Well, I guess it could need some love. I really do like 
>> reading documentation, so this is not about being to lazy to search or 
>> something like that. It's just quite hard to figure it out being 
>> completely on your own..
>>
>> Thanks again for your response/help,
> 
> 
> Let's see if that fixes it....

Sorry.. Exactly the same error message.. :-/

Ben
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