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fixed typos

git-svn-id: svn://svn.lighttpd.net/lighttpd/branches/lighttpd-merge-1.4.x@887 152afb58-edef-0310-8abb-c4023f1b3aa9
svn/tags/lighttpd-1.4.11
Jan Kneschke 16 years ago
parent
commit
4c3f59a0c2
  1. 185
      doc/fastcgi.txt
  2. 6
      doc/performance.txt

185
doc/fastcgi.txt

@ -162,41 +162,32 @@ Examples
Multiple extensions for the same host ::
fastcgi.server = ( ".php" =>
( "grisu" =>
(
"host" => "127.0.0.1",
"port" => 1026,
"bin-path" => "/usr/local/bin/php"
)
),
".php4" =>
( "grisu" =>
(
"host" => "127.0.0.1",
"port" => 1026
)
)
)
(( "host" => "127.0.0.1",
"port" => 1026,
"bin-path" => "/usr/local/bin/php"
)),
".php4" =>
(( "host" => "127.0.0.1",
"port" => 1026
))
)
Example with prefix: ::
fastcgi.server = ( "/remote_scripts/" =>
( "fcg" =>
(
"host" => "192.168.0.3",
"port" => 9000,
"check-local" => "disable",
"docroot" => "/" # remote server may use
# it's own docroot
)
)
)
(( "host" => "192.168.0.3",
"port" => 9000,
"check-local" => "disable",
"docroot" => "/" # remote server may use
# it's own docroot
))
)
The request `http://my.host.com/remote_scripts/test.cgi` will
be forwarded to fastcgi server at 192.168.0.3 and the value
"/remote_scripts/test.cgi" will be used for the SCRIPT_NAME
variable. Remote server may prepend it with its own
document root. The handling of index files si also the
document root. The handling of index files is also the
resposibility of remote server for this case.
In the case that the prefix is not terminated with a slash
@ -207,15 +198,12 @@ Examples
Example for "authorizer" mode: ::
fastcgi.server = ( "/remote_scripts/" =>
( "auth" =>
(
"host" => "10.0.0.2",
"port" => 9000,
"docroot" => "/path_to_private_docs",
"mode" => "authorizer"
)
)
)
(( "host" => "10.0.0.2",
"port" => 9000,
"docroot" => "/path_to_private_docs",
"mode" => "authorizer"
))
)
Note that if "docroot" is specified then its value will be
used in DOCUMENT_ROOT and SCRIPT_FILENAME variables passed
@ -228,16 +216,9 @@ The FastCGI plugin provides automaticly a load-balancing between
multiple FastCGI servers. ::
fastcgi.server = ( ".php" =>
( "server1" =>
( "host" => "10.0.0.3",
"port" => 1030 ),
"server2" =>
( "host" => "10.0.0.3",
"port" => 1030 )
)
)
(( "host" => "10.0.0.2", "port" => 1030 ),
( "host" => "10.0.0.3", "port" => 1030 ))
)
To understand how the load-balancing works you can enable the
@ -268,11 +249,11 @@ The output shows:
As you can see the list is always sorted by the load field.
When ever a new connection is requested, the first entry (the one
with the lowest load) is selected, the load is increase (got proc: ...)
Whenever a new connection is requested, the first entry (the one
with the lowest load) is selected, the load is increased (got proc: ...)
and the list is sorted again.
If a FastCGI request is done or the connection is drop, the load on the
If a FastCGI request is done or the connection is dropped, the load on the
FastCGI proc decreases and the list is sorted again (release proc: ...)
This behaviour is very light-weight in code and still very efficient
@ -303,14 +284,15 @@ Example
-------
::
fastcgi.server = ( ".php" => ( "localhost" =>
( "socket" => "/tmp/php.socket",
"bin-path" => "/usr/local/bin/php",
"min-procs" => 1,
"max-procs" => 32,
"max-load-per-proc" => 4,
"idle-timeout" => 20 )
) )
fastcgi.server = ( ".php" =>
(( "socket" => "/tmp/php.socket",
"bin-path" => "/usr/local/bin/php",
"min-procs" => 1,
"max-procs" => 32,
"max-load-per-proc" => 4,
"idle-timeout" => 20
))
)
Disabling Adaptive Spawning
---------------------------
@ -328,14 +310,15 @@ is done:
$ PHP_FCGI_CHILDREN=384 ./lighttpd -f ./lighttpd.conf
fastcgi.server = ( ".php" => ( "localhost" =>
( "socket" => "/tmp/php.socket",
"bin-path" => "/usr/local/bin/php",
"min-procs" => 1,
"max-procs" => 1,
"max-load-per-proc" => 4,
"idle-timeout" => 20 )
) )
fastcgi.server = ( ".php" =>
(( "socket" => "/tmp/php.socket",
"bin-path" => "/usr/local/bin/php",
"min-procs" => 1,
"max-procs" => 1,
"max-load-per-proc" => 4,
"idle-timeout" => 20
))
)
It will create one socket and let's PHP create the 384 processes itself.
@ -388,12 +371,10 @@ Starting with version 1.3.6 lighttpd can spawn the FastCGI
processes locally itself if necessary: ::
fastcgi.server = ( ".php" =>
( "localhost" =>
( "socket" => "/tmp/php-fastcgi.socket",
"bin-path" => "/usr/local/bin/php"
)
)
)
(( "socket" => "/tmp/php-fastcgi.socket",
"bin-path" => "/usr/local/bin/php"
))
)
PHP provides 2 special environment variables which control the number of
spawned workes under the control of a single watching process
@ -401,34 +382,28 @@ spawned workes under the control of a single watching process
handles before it kills itself. ::
fastcgi.server = ( ".php" =>
( "localhost" =>
( "socket" => "/tmp/php-fastcgi.socket",
"bin-path" => "/usr/local/bin/php",
"bin-environment" => (
"PHP_FCGI_CHILDREN" => "16",
"PHP_FCGI_MAX_REQUESTS" => "10000"
)
)
)
)
(( "socket" => "/tmp/php-fastcgi.socket",
"bin-path" => "/usr/local/bin/php",
"bin-environment" => (
"PHP_FCGI_CHILDREN" => "16",
"PHP_FCGI_MAX_REQUESTS" => "10000"
)
))
)
To increase the security of the started process you should only pass
the necessary environment variables to the FastCGI process. ::
fastcgi.server = ( ".php" =>
( "localhost" =>
( "socket" => "/tmp/php-fastcgi.socket",
"bin-path" => "/usr/local/bin/php",
"bin-environment" => (
"PHP_FCGI_CHILDREN" => "16",
"PHP_FCGI_MAX_REQUESTS" => "10000"
),
"bin-copy-environment" => (
"PATH", "SHELL", "USER"
)
)
)
)
(( "socket" => "/tmp/php-fastcgi.socket",
"bin-path" => "/usr/local/bin/php",
"bin-environment" => (
"PHP_FCGI_CHILDREN" => "16",
"PHP_FCGI_MAX_REQUESTS" => "10000" ),
"bin-copy-environment" => (
"PATH", "SHELL", "USER" )
))
)
Configuring PHP
---------------
@ -441,20 +416,16 @@ configure php and lighttpd. The php.ini needs the option: ::
and the option ``broken-scriptfilename`` in your fastcgi.server config: ::
fastcgi.server = ( ".php" =>
( "localhost" =>
( "socket" => "/tmp/php-fastcgi.socket",
"bin-path" => "/usr/local/bin/php",
"bin-environment" => (
"PHP_FCGI_CHILDREN" => "16",
"PHP_FCGI_MAX_REQUESTS" => "10000"
),
"bin-copy-environment" => (
"PATH", "SHELL", "USER"
),
"broken-scriptfilename" => "enable"
)
)
)
(( "socket" => "/tmp/php-fastcgi.socket",
"bin-path" => "/usr/local/bin/php",
"bin-environment" => (
"PHP_FCGI_CHILDREN" => "16",
"PHP_FCGI_MAX_REQUESTS" => "10000" ),
"bin-copy-environment" => (
"PATH", "SHELL", "USER" ),
"broken-scriptfilename" => "enable"
))
)
Why this ? the ``cgi.fix_pathinfo = 0`` would give you a working ``PATH_INFO``
but no ``PHP_SELF``. If you enable it, it turns around. To fix the

6
doc/performance.txt

@ -24,9 +24,9 @@ Description
Performance Issues
------------------
lighttpd is optimized into various directions. The most important is
performance. The operation system has two major facalities to help lighttpd
a deliver it best performance.
lighttpd is optimized into varying directions. The most important direction is
performance. The operation system has two major facilities to help lighttpd
a deliver its best performance.
HTTP Keep-Alive
---------------

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