thttpd/config.h

/* config.h - configuration defines for thttpd and libhttpd
**
** Copyright © 1995,1998,1999,2000,2001 by Jef Poskanzer <jef@acme.com>.
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
** 1. Redistributions of source code must retain the above copyright
**    notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
**    notice, this list of conditions and the following disclaimer in the
**    documentation and/or other materials provided with the distribution.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
** ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
** OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
** HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
** LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
** OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
** SUCH DAMAGE.
*/

#ifndef _CONFIG_H_
#define _CONFIG_H_


/* The following configuration settings are sorted in order of decreasing
** likelihood that you'd want to change them - most likely first, least
** likely last.
**
** In case you're not familiar with the convention, "#ifdef notdef"
** is a Berkeleyism used to indicate temporarily disabled code.
** The idea here is that you re-enable it by just moving it outside
** of the ifdef.
*/

/* CONFIGURE: CGI programs must match this pattern to get executed.  It's
** a simple shell-style wildcard pattern, with * meaning any string not
** containing a slash, ** meaning any string at all, and ? meaning any
** single character; or multiple such patterns separated by |.  The
** patterns get checked against the filename part of the incoming URL.
**
** Restricting CGI programs to a single directory lets the site administrator
** review them for security holes, and is strongly recommended.  If there
** are individual users that you trust, you can enable their directories too.
**
** You can also specify a CGI pattern on the command line, with the -c flag.
** Such a pattern overrides this compiled-in default.
**
** If no CGI pattern is specified, neither here nor on the command line,
** then CGI programs cannot be run at all.  If you want to disable CGI
** as a security measure that's how you do it, just don't define any
** pattern here and don't run with the -c flag.
*/
#ifdef notdef
/* Some sample patterns.  Allow programs only in one central directory: */
#define CGI_PATTERN "/cgi-bin/*"
/* Allow programs in a central directory, or anywhere in a trusted
** user's tree: */
#define CGI_PATTERN "/cgi-bin/*|/jef/**"
/* Allow any program ending with a .cgi: */
#define CGI_PATTERN "**.cgi"
/* When virtual hosting, enable the central directory on every host: */
#define CGI_PATTERN "/*/cgi-bin/*"
#endif

/* CONFIGURE: How many seconds to allow CGI programs to run before killing
** them.  This is in case someone writes a CGI program that goes into an
** infinite loop, or does a massive database lookup that would take hours,
** or whatever.  If you don't want any limit, comment this out, but that's
** probably a really bad idea.
*/
#define CGI_TIMELIMIT 30

/* CONFIGURE: How many seconds to allow for reading the initial request
** on a new connection.
*/
#define IDLE_READ_TIMELIMIT 60

/* CONFIGURE: How many seconds before an idle connection gets closed.
*/
#define IDLE_SEND_TIMELIMIT 300

/* CONFIGURE: The syslog facility to use.  Using this you can set up your
** syslog.conf so that all thttpd messages go into a separate file.  Note
** that even if you use the -l command line flag to send logging to a
** file, errors still get sent via syslog.
*/
#define LOG_FACILITY LOG_DAEMON

/* CONFIGURE: Tilde mapping.  Many URLs use ~username to indicate a
** user's home directory.  thttpd provides two options for mapping
** this construct to an actual filename.
**
** 1) Map ~username to <prefix>/username.  This is the recommended choice.
** Each user gets a subdirectory in the main chrootable web tree, and
** the tilde construct points there.  The prefix could be something
** like "users", or it could be empty.  See also the makeweb program
** for letting users create their own web subdirectories.
**
** 2) Map ~username to <user's homedir>/<postfix>.  The postfix would be
** the name of a subdirectory off of the user's actual home dir, something
** like "public_html".  This is what Apache and other servers do.  The problem
** is, you can't do this and chroot() at the same time, so it's inherently
** a security hole.  This is strongly dis-recommended, but it's here because
** some people really want it.  Use at your own risk.
**
** You can also leave both options undefined, and thttpd will not do
** anything special about tildes.  Enabling both options is an error.
*/
#ifdef notdef
#define TILDE_MAP_1 "users"
#define TILDE_MAP_2 "public_html"
#endif

/* CONFIGURE: The file to use for authentication.  If this is defined then
** thttpd checks for this file in the local directory before every fetch.
** If the file exists then authentication is done, otherwise the fetch
** proceeds as usual.
**
** If you undefine this then thttpd will not implement authentication
** at all and will not check for auth files, which saves a bit of CPU time.
*/
#define AUTH_FILE ".htpasswd"

/* CONFIGURE: The default character set name to use with text MIME types.
** This gets substituted into the MIME types where they have a "%s".
**
** You can override this in the config file with the "charset" setting,
** or on the command like with the -T flag.
*/
#define DEFAULT_CHARSET "iso-8859-1"


/* Most people won't want to change anything below here. */

/* CONFIGURE: This controls the SERVER_NAME environment variable that gets
** passed to CGI programs.  By default thttpd does a gethostname(), which
** gives the host's canonical name.  If you want to always use some other name
** you can define it here.
**
** Alternately, if you want to run the same thttpd binary on multiple
** machines, and want to build in alternate names for some or all of
** them, you can define a list of canonical name to altername name
** mappings.  thttpd seatches the list and when it finds a match on
** the canonical name, that alternate name gets used.  If no match
** is found, the canonical name gets used.
**
** If both SERVER_NAME and SERVER_NAME_LIST are defined here, thttpd searches
** the list as above, and if no match is found then SERVER_NAME gets used.
**
** In any case, if thttpd is started with the -h flag, that name always
** gets used.
*/
#ifdef notdef
#define SERVER_NAME "your.hostname.here"
#define SERVER_NAME_LIST \
    "canonical.name.here/alternate.name.here", \
    "canonical.name.two/alternate.name.two"
#endif

/* CONFIGURE: Undefine this if you want thttpd to hide its specific version
** when returning into to browsers.  Instead it'll just say "thttpd" with
** no version.
*/
#define SHOW_SERVER_VERSION

/* CONFIGURE: Define this if you want to always chroot(), without having
** to give the -r command line flag.  Some people like this as a security
** measure, to prevent inadvertant exposure by accidentally running without -r.
** You can still disable it at runtime with the -nor flag.
*/
#ifdef notdef
#define ALWAYS_CHROOT
#endif

/* CONFIGURE: Define this if you want to always do virtual hosting, without
** having to give the -v command line flag.  You can still disable it at
** runtime with the -nov flag.
*/
#ifdef notdef
#define ALWAYS_VHOST
#endif

/* CONFIGURE: If you're using the vhost feature and you have a LOT of
** virtual hostnames (like, hundreds or thousands), you will want to
** enable this feature.  It avoids a problem with most Unix filesystems,
** where if there are a whole lot of items in a directory then name lookup
** becomes very slow.  This feature makes thttpd use subdirectories
** based on the first characters of each hostname.  You can set it to use
** from one to three characters.  If the hostname starts with "www.", that
** part is skipped over.  Dots are also skipped over, and if the name isn't
** long enough then "_"s are used.  Here are some examples of how hostnames
** would get turned into directory paths, for each different setting:
** 1: www.acme.com ->    a/www.acme.com
** 1: foobar.acme.com -> f/foobar.acme.com
** 2: www.acme.com ->    a/c/www.acme.com
** 2: foobar.acme.com -> f/o/foobar.acme.com
** 3: www.acme.com ->    a/c/m/www.acme.com
** 3: foobar.acme.com -> f/o/o/foobar.acme.com
** 3: m.tv ->            m/t/v/m.tv
** 4: m.tv ->            m/t/v/_/m.tv
** Note that if you compile this setting in but then forget to set up
** the corresponding subdirectories, the only error indication you'll
** get is a "404 Not Found" when you try to visit a site.  So be careful.
*/
#ifdef notdef
#define VHOST_DIRLEVELS 1
#define VHOST_DIRLEVELS 2
#define VHOST_DIRLEVELS 3
#endif

/* CONFIGURE: Define this if you want to always use a global passwd file,
** without having to give the -P command line flag.  You can still disable
** it at runtime with the -noP flag.
*/
#ifdef notdef
#define ALWAYS_GLOBAL_PASSWD
#endif

/* CONFIGURE: When started as root, the default username to switch to after
** initializing.  If this user (or the one specified by the -u flag) does
** not exist, the program will refuse to run.
*/
#define DEFAULT_USER "nobody"

/* CONFIGURE: When started as root, the program can automatically chdir()
** to the home directory of the user specified by -u or DEFAULT_USER.
** An explicit -d still overrides this.
*/
#ifdef notdef
#define USE_USER_DIR
#endif

/* CONFIGURE: If this is defined, some of the built-in error pages will
** have more explicit information about exactly what the problem is.
** Some sysadmins don't like this, for security reasons.
*/
#define EXPLICIT_ERROR_PAGES

/* CONFIGURE: Subdirectory for custom error pages.  The error filenames are
** $WEBDIR/$ERR_DIR/err%d.html - if virtual hosting is enabled then
** $WEBDIR/hostname/$ERR_DIR/err%d.html is searched first.  This allows
** different custom error pages for each virtual hosting web server.  If
** no custom page for a given error can be found, the built-in error page
** is generated.  If ERR_DIR is not defined at all, only the built-in error
** pages will be generated.
*/
#define ERR_DIR "errors"

/* CONFIGURE: Define this if you want a standard HTML tail containing
** $SERVER_SOFTWARE and $SERVER_ADDRESS to be appended to the custom error
** pages.  (It is always appended to the built-in error pages.)
*/
#define ERR_APPEND_SERVER_INFO

/* CONFIGURE: nice(2) value to use for CGI programs.  If this is undefined,
** CGI programs run at normal priority.
*/
#define CGI_NICE 10

/* CONFIGURE: $PATH to use for CGI programs.
*/
#define CGI_PATH "/usr/local/bin:/usr/ucb:/bin:/usr/bin"

/* CONFIGURE: If defined, $LD_LIBRARY_PATH to use for CGI programs.
*/
#ifdef notdef
#define CGI_LD_LIBRARY_PATH "/usr/local/lib:/usr/lib"
#endif

/* CONFIGURE: How often to run the occasional cleanup job.
*/
#define OCCASIONAL_TIME 300

/* CONFIGURE: Seconds between stats syslogs.  If this is undefined then
** no stats are accumulated and no stats syslogs are done.
*/
#define STATS_TIME 3600

/* CONFIGURE: The mmap cache tries to keep the total number of mapped
** files below this number, so you don't run out of kernel file descriptors.
** If you have reconfigured your kernel to have more descriptors, you can
** raise this and thttpd will keep more maps cached.  However it's not
** a hard limit, thttpd will go over it if you really are accessing
** a whole lot of files.
*/
#define DESIRED_MAX_MAPPED_FILES 2000

/* CONFIGURE: Minimum and maximum intervals between child-process reaping,
** in seconds.
*/
#define MIN_REAP_TIME 30
#define MAX_REAP_TIME 900


/* You almost certainly don't want to change anything below here. */

/* CONFIGURE: When throttling CGI programs, we don't know how many bytes
** they send back to the client because it would be inefficient to
** interpose a counter.  CGI programs are much more expensive than
** regular files to serve, so we set an arbitrary and high byte count
** that gets applied to all CGI programs for throttling purposes.
*/
#define CGI_BYTECOUNT 50000

/* CONFIGURE: The default port to listen on.  80 is the standard HTTP port.
*/
#define DEFAULT_PORT 80

/* CONFIGURE: A list of index filenames to check.  The files are searched
** for in this order.
*/
#define INDEX_NAMES "index.html", "index.htm", "Default.htm", "index.cgi"

/* CONFIGURE: If this is defined then thttpd will automatically generate
** index pages for directories that don't have an explicit index file.
** If you want to disable this behavior site-wide, perhaps for security
** reasons, just undefine this.  Note that you can disable indexing of
** individual directories by merely doing a "chmod 711" on them - the
** standard Unix file permission to allow file access but disable "ls".
*/
#define GENERATE_INDEXES

/* CONFIGURE: Whether to log unknown request headers.  Most sites will not
** want to log them, which will save them a bit of CPU time.
*/
#ifdef notdef
#define LOG_UNKNOWN_HEADERS
#endif

/* CONFIGURE: Time between updates of the throttle table's rolling averages. */
#define THROTTLE_TIME 60

/* CONFIGURE: The listen() backlog queue length.  The 1024 doesn't actually
** get used, the kernel uses its maximum allowed value.  This is a config
** parameter only in case there's some OS where asking for too high a queue
** length causes an error.  Note that on many systems the maximum length is
** way too small - see http://www.acme.com/software/thttpd/notes.html
*/
#define LISTEN_BACKLOG 1024

/* CONFIGURE: Maximum number of throttle patterns that any single URL can
** be included in.  This has nothing to do with the number of throttle
** patterns that you can define, which is unlimited.
*/
#define MAXTHROTTLENUMS 10

/* CONFIGURE: Number of file descriptors to reserve for uses other than
** connections.  Currently this is 10, representing one for the listen fd,
** one for dup()ing at connection startup time, one for reading the file,
** one for syslog, and possibly one for the regular log file, which is
** five, plus a factor of two for who knows what.
*/
#define SPARE_FDS 10

/* CONFIGURE: How many seconds to leave a connection open while doing a
** lingering close.
*/
#define LINGER_TIME 2

/* CONFIGURE: Maximum number of symbolic links to follow before
** assuming there's a loop.
*/
#define MAX_LINKS 32

/* CONFIGURE: You don't even want to know.
*/
#define MIN_WOULDBLOCK_DELAY 100L

/* CONFIGURE: Maximum filesize to serve using mmap
*/
#define MMAP_MAX (1024L*1024*2)

/* CONFIGURE: The size of the bounce-buffer when not using mmap
*/
#define WRITE_BUFFER 4096

#endif /* _CONFIG_H_ */
Revision:	1.1.6.1
Committed:	Mon Jun 25 02:23:00 2001 UTC (25 years, 2 months ago) by root
Content type:	text/plain
Branch:	mmapppatch
CVS Tags:	mp_j
Changes since 1.1:	+8 -0 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	/* config.h - configuration defines for thttpd and libhttpd
2			**
3			** Copyright © 1995,1998,1999,2000,2001 by Jef Poskanzer <jef@acme.com>.
4			** All rights reserved.
5			**
6			** Redistribution and use in source and binary forms, with or without
7			** modification, are permitted provided that the following conditions
8			** are met:
9			** 1. Redistributions of source code must retain the above copyright
10			** notice, this list of conditions and the following disclaimer.
11			** 2. Redistributions in binary form must reproduce the above copyright
12			** notice, this list of conditions and the following disclaimer in the
13			** documentation and/or other materials provided with the distribution.
14			**
15			** THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16			** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17			** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18			** ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19			** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20			** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21			** OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22			** HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23			** LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24			** OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25			** SUCH DAMAGE.
26			*/
27
28			#ifndef _CONFIG_H_
29			#define _CONFIG_H_
30
31
32			/* The following configuration settings are sorted in order of decreasing
33			** likelihood that you'd want to change them - most likely first, least
34			** likely last.
35			**
36			** In case you're not familiar with the convention, "#ifdef notdef"
37			** is a Berkeleyism used to indicate temporarily disabled code.
38			** The idea here is that you re-enable it by just moving it outside
39			** of the ifdef.
40			*/
41
42			/* CONFIGURE: CGI programs must match this pattern to get executed. It's
43			** a simple shell-style wildcard pattern, with * meaning any string not
44			containing a slash, meaning any string at all, and ? meaning any
45			** single character; or multiple such patterns separated by \|. The
46			** patterns get checked against the filename part of the incoming URL.
47			**
48			** Restricting CGI programs to a single directory lets the site administrator
49			** review them for security holes, and is strongly recommended. If there
50			** are individual users that you trust, you can enable their directories too.
51			**
52			** You can also specify a CGI pattern on the command line, with the -c flag.
53			** Such a pattern overrides this compiled-in default.
54			**
55			** If no CGI pattern is specified, neither here nor on the command line,
56			** then CGI programs cannot be run at all. If you want to disable CGI
57			** as a security measure that's how you do it, just don't define any
58			** pattern here and don't run with the -c flag.
59			*/
60			#ifdef notdef
61			/* Some sample patterns. Allow programs only in one central directory: */
62			#define CGI_PATTERN "/cgi-bin/*"
63			/* Allow programs in a central directory, or anywhere in a trusted
64			** user's tree: */
65			#define CGI_PATTERN "/cgi-bin/\|/jef/*"
66			/* Allow any program ending with a .cgi: */
67			#define CGI_PATTERN "**.cgi"
68			/* When virtual hosting, enable the central directory on every host: */
69			#define CGI_PATTERN "//cgi-bin/"
70			#endif
71
72			/* CONFIGURE: How many seconds to allow CGI programs to run before killing
73			** them. This is in case someone writes a CGI program that goes into an
74			** infinite loop, or does a massive database lookup that would take hours,
75			** or whatever. If you don't want any limit, comment this out, but that's
76			** probably a really bad idea.
77			*/
78			#define CGI_TIMELIMIT 30
79
80			/* CONFIGURE: How many seconds to allow for reading the initial request
81			** on a new connection.
82			*/
83			#define IDLE_READ_TIMELIMIT 60
84
85			/* CONFIGURE: How many seconds before an idle connection gets closed.
86			*/
87			#define IDLE_SEND_TIMELIMIT 300
88
89			/* CONFIGURE: The syslog facility to use. Using this you can set up your
90			** syslog.conf so that all thttpd messages go into a separate file. Note
91			** that even if you use the -l command line flag to send logging to a
92			** file, errors still get sent via syslog.
93			*/
94			#define LOG_FACILITY LOG_DAEMON
95
96			/* CONFIGURE: Tilde mapping. Many URLs use ~username to indicate a
97			** user's home directory. thttpd provides two options for mapping
98			** this construct to an actual filename.
99			**
100			** 1) Map ~username to <prefix>/username. This is the recommended choice.
101			** Each user gets a subdirectory in the main chrootable web tree, and
102			** the tilde construct points there. The prefix could be something
103			** like "users", or it could be empty. See also the makeweb program
104			** for letting users create their own web subdirectories.
105			**
106			** 2) Map ~username to <user's homedir>/<postfix>. The postfix would be
107			** the name of a subdirectory off of the user's actual home dir, something
108			** like "public_html". This is what Apache and other servers do. The problem
109			** is, you can't do this and chroot() at the same time, so it's inherently
110			** a security hole. This is strongly dis-recommended, but it's here because
111			** some people really want it. Use at your own risk.
112			**
113			** You can also leave both options undefined, and thttpd will not do
114			** anything special about tildes. Enabling both options is an error.
115			*/
116			#ifdef notdef
117			#define TILDE_MAP_1 "users"
118			#define TILDE_MAP_2 "public_html"
119			#endif
120
121			/* CONFIGURE: The file to use for authentication. If this is defined then
122			** thttpd checks for this file in the local directory before every fetch.
123			** If the file exists then authentication is done, otherwise the fetch
124			** proceeds as usual.
125			**
126			** If you undefine this then thttpd will not implement authentication
127			** at all and will not check for auth files, which saves a bit of CPU time.
128			*/
129			#define AUTH_FILE ".htpasswd"
130
131			/* CONFIGURE: The default character set name to use with text MIME types.
132			** This gets substituted into the MIME types where they have a "%s".
133			**
134			** You can override this in the config file with the "charset" setting,
135			** or on the command like with the -T flag.
136			*/
137			#define DEFAULT_CHARSET "iso-8859-1"
138
139
140			/* Most people won't want to change anything below here. */
141
142			/* CONFIGURE: This controls the SERVER_NAME environment variable that gets
143			** passed to CGI programs. By default thttpd does a gethostname(), which
144			** gives the host's canonical name. If you want to always use some other name
145			** you can define it here.
146			**
147			** Alternately, if you want to run the same thttpd binary on multiple
148			** machines, and want to build in alternate names for some or all of
149			** them, you can define a list of canonical name to altername name
150			** mappings. thttpd seatches the list and when it finds a match on
151			** the canonical name, that alternate name gets used. If no match
152			** is found, the canonical name gets used.
153			**
154			** If both SERVER_NAME and SERVER_NAME_LIST are defined here, thttpd searches
155			** the list as above, and if no match is found then SERVER_NAME gets used.
156			**
157			** In any case, if thttpd is started with the -h flag, that name always
158			** gets used.
159			*/
160			#ifdef notdef
161			#define SERVER_NAME "your.hostname.here"
162			#define SERVER_NAME_LIST \
163			"canonical.name.here/alternate.name.here", \
164			"canonical.name.two/alternate.name.two"
165			#endif
166
167			/* CONFIGURE: Undefine this if you want thttpd to hide its specific version
168			** when returning into to browsers. Instead it'll just say "thttpd" with
169			** no version.
170			*/
171			#define SHOW_SERVER_VERSION
172
173			/* CONFIGURE: Define this if you want to always chroot(), without having
174			** to give the -r command line flag. Some people like this as a security
175			** measure, to prevent inadvertant exposure by accidentally running without -r.
176			** You can still disable it at runtime with the -nor flag.
177			*/
178			#ifdef notdef
179			#define ALWAYS_CHROOT
180			#endif
181
182			/* CONFIGURE: Define this if you want to always do virtual hosting, without
183			** having to give the -v command line flag. You can still disable it at
184			** runtime with the -nov flag.
185			*/
186			#ifdef notdef
187			#define ALWAYS_VHOST
188			#endif
189
190			/* CONFIGURE: If you're using the vhost feature and you have a LOT of
191			** virtual hostnames (like, hundreds or thousands), you will want to
192			** enable this feature. It avoids a problem with most Unix filesystems,
193			** where if there are a whole lot of items in a directory then name lookup
194			** becomes very slow. This feature makes thttpd use subdirectories
195			** based on the first characters of each hostname. You can set it to use
196			** from one to three characters. If the hostname starts with "www.", that
197			** part is skipped over. Dots are also skipped over, and if the name isn't
198			** long enough then "_"s are used. Here are some examples of how hostnames
199			** would get turned into directory paths, for each different setting:
200			** 1: www.acme.com -> a/www.acme.com
201			** 1: foobar.acme.com -> f/foobar.acme.com
202			** 2: www.acme.com -> a/c/www.acme.com
203			** 2: foobar.acme.com -> f/o/foobar.acme.com
204			** 3: www.acme.com -> a/c/m/www.acme.com
205			** 3: foobar.acme.com -> f/o/o/foobar.acme.com
206			** 3: m.tv -> m/t/v/m.tv
207			** 4: m.tv -> m/t/v/_/m.tv
208			** Note that if you compile this setting in but then forget to set up
209			** the corresponding subdirectories, the only error indication you'll
210			** get is a "404 Not Found" when you try to visit a site. So be careful.
211			*/
212			#ifdef notdef
213			#define VHOST_DIRLEVELS 1
214			#define VHOST_DIRLEVELS 2
215			#define VHOST_DIRLEVELS 3
216			#endif
217
218			/* CONFIGURE: Define this if you want to always use a global passwd file,
219			** without having to give the -P command line flag. You can still disable
220			** it at runtime with the -noP flag.
221			*/
222			#ifdef notdef
223			#define ALWAYS_GLOBAL_PASSWD
224			#endif
225
226			/* CONFIGURE: When started as root, the default username to switch to after
227			** initializing. If this user (or the one specified by the -u flag) does
228			** not exist, the program will refuse to run.
229			*/
230			#define DEFAULT_USER "nobody"
231
232			/* CONFIGURE: When started as root, the program can automatically chdir()
233			** to the home directory of the user specified by -u or DEFAULT_USER.
234			** An explicit -d still overrides this.
235			*/
236			#ifdef notdef
237			#define USE_USER_DIR
238			#endif
239
240			/* CONFIGURE: If this is defined, some of the built-in error pages will
241			** have more explicit information about exactly what the problem is.
242			** Some sysadmins don't like this, for security reasons.
243			*/
244			#define EXPLICIT_ERROR_PAGES
245
246			/* CONFIGURE: Subdirectory for custom error pages. The error filenames are
247			** $WEBDIR/$ERR_DIR/err%d.html - if virtual hosting is enabled then
248			** $WEBDIR/hostname/$ERR_DIR/err%d.html is searched first. This allows
249			** different custom error pages for each virtual hosting web server. If
250			** no custom page for a given error can be found, the built-in error page
251			** is generated. If ERR_DIR is not defined at all, only the built-in error
252			** pages will be generated.
253			*/
254			#define ERR_DIR "errors"
255
256			/* CONFIGURE: Define this if you want a standard HTML tail containing
257			** $SERVER_SOFTWARE and $SERVER_ADDRESS to be appended to the custom error
258			** pages. (It is always appended to the built-in error pages.)
259			*/
260			#define ERR_APPEND_SERVER_INFO
261
262			/* CONFIGURE: nice(2) value to use for CGI programs. If this is undefined,
263			** CGI programs run at normal priority.
264			*/
265			#define CGI_NICE 10
266
267			/* CONFIGURE: $PATH to use for CGI programs.
268			*/
269			#define CGI_PATH "/usr/local/bin:/usr/ucb:/bin:/usr/bin"
270
271			/* CONFIGURE: If defined, $LD_LIBRARY_PATH to use for CGI programs.
272			*/
273			#ifdef notdef
274			#define CGI_LD_LIBRARY_PATH "/usr/local/lib:/usr/lib"
275			#endif
276
277			/* CONFIGURE: How often to run the occasional cleanup job.
278			*/
279			#define OCCASIONAL_TIME 300
280
281			/* CONFIGURE: Seconds between stats syslogs. If this is undefined then
282			** no stats are accumulated and no stats syslogs are done.
283			*/
284			#define STATS_TIME 3600
285
286			/* CONFIGURE: The mmap cache tries to keep the total number of mapped
287			** files below this number, so you don't run out of kernel file descriptors.
288			** If you have reconfigured your kernel to have more descriptors, you can
289			** raise this and thttpd will keep more maps cached. However it's not
290			** a hard limit, thttpd will go over it if you really are accessing
291			** a whole lot of files.
292			*/
293			#define DESIRED_MAX_MAPPED_FILES 2000
294
295			/* CONFIGURE: Minimum and maximum intervals between child-process reaping,
296			** in seconds.
297			*/
298			#define MIN_REAP_TIME 30
299			#define MAX_REAP_TIME 900
300
301
302			/* You almost certainly don't want to change anything below here. */
303
304			/* CONFIGURE: When throttling CGI programs, we don't know how many bytes
305			** they send back to the client because it would be inefficient to
306			** interpose a counter. CGI programs are much more expensive than
307			** regular files to serve, so we set an arbitrary and high byte count
308			** that gets applied to all CGI programs for throttling purposes.
309			*/
310			#define CGI_BYTECOUNT 50000
311
312			/* CONFIGURE: The default port to listen on. 80 is the standard HTTP port.
313			*/
314			#define DEFAULT_PORT 80
315
316			/* CONFIGURE: A list of index filenames to check. The files are searched
317			** for in this order.
318			*/
319			#define INDEX_NAMES "index.html", "index.htm", "Default.htm", "index.cgi"
320
321			/* CONFIGURE: If this is defined then thttpd will automatically generate
322			** index pages for directories that don't have an explicit index file.
323			** If you want to disable this behavior site-wide, perhaps for security
324			** reasons, just undefine this. Note that you can disable indexing of
325			** individual directories by merely doing a "chmod 711" on them - the
326			** standard Unix file permission to allow file access but disable "ls".
327			*/
328			#define GENERATE_INDEXES
329
330			/* CONFIGURE: Whether to log unknown request headers. Most sites will not
331			** want to log them, which will save them a bit of CPU time.
332			*/
333			#ifdef notdef
334			#define LOG_UNKNOWN_HEADERS
335			#endif
336
337			/* CONFIGURE: Time between updates of the throttle table's rolling averages. */
338			#define THROTTLE_TIME 60
339
340			/* CONFIGURE: The listen() backlog queue length. The 1024 doesn't actually
341			** get used, the kernel uses its maximum allowed value. This is a config
342			** parameter only in case there's some OS where asking for too high a queue
343			** length causes an error. Note that on many systems the maximum length is
344			** way too small - see http://www.acme.com/software/thttpd/notes.html
345			*/
346			#define LISTEN_BACKLOG 1024
347
348			/* CONFIGURE: Maximum number of throttle patterns that any single URL can
349			** be included in. This has nothing to do with the number of throttle
350			** patterns that you can define, which is unlimited.
351			*/
352			#define MAXTHROTTLENUMS 10
353
354			/* CONFIGURE: Number of file descriptors to reserve for uses other than
355			** connections. Currently this is 10, representing one for the listen fd,
356			** one for dup()ing at connection startup time, one for reading the file,
357			** one for syslog, and possibly one for the regular log file, which is
358			** five, plus a factor of two for who knows what.
359			*/
360			#define SPARE_FDS 10
361
362			/* CONFIGURE: How many seconds to leave a connection open while doing a
363			** lingering close.
364			*/
365			#define LINGER_TIME 2
366
367			/* CONFIGURE: Maximum number of symbolic links to follow before
368			** assuming there's a loop.
369			*/
370			#define MAX_LINKS 32
371
372			/* CONFIGURE: You don't even want to know.
373			*/
374			#define MIN_WOULDBLOCK_DELAY 100L
375
376	root	1.1.6.1	/* CONFIGURE: Maximum filesize to serve using mmap
377			*/
378			#define MMAP_MAX (1024L10242)
379
380			/* CONFIGURE: The size of the bounce-buffer when not using mmap
381			*/
382			#define WRITE_BUFFER 4096
383
384	root	1.1	#endif /* _CONFIG_H_ */