Apache 2 Pocket Reference

Appendix A. Programs and Modules

The Apache distribution includes a number of support utilities and modules.

Support Utilities

The support utilities, listed in Table A-1, are usually installed in the bin or sbin subdirectory of the server root directory, but this may vary depending on the distribution.

Table A-1. Programs

Program	Description
ab	ApacheBench—a simple web server benchmarking tool
apachectl	Apache runtime control script
apxs	Apache Extension Tool—used to build Dynamic Shared Objects (DSOs)
dbmmanage	Utility to manage DBM-format user-authentication files
htdbm	Alternative utility to manage DBM-format user-authentication files
htdigest	Utility to manage flat-file user-authentication files for Digest authentication
htpasswd	Utility to manage flat-file user-authentication files for Basic authentication
httxt2dbm	Utility to convert plain text mod_rewrite map files to DBM format
logresolve	Utility to postprocess access log files to resolve IP addresses
rotatelogs	Logging filter to rotate log files
split-logfile	Simple perl script to split a combined log file for multiple virtual hosts where the first field is the hostname
suexec	Wrapper program to execute CGI scripts under a different user and group from those under which the server processes run (invoked directly from Apache)

Apache Modules

There are over 80 modules included in the Apache 2.2.9 distribution, as listed in Table A-2. Further modules can be found on the Apache Module Registry (http://modules.apache.com/).

Table A-2. Apache modules ...