Appendix A Secure Web Server 1.3 Components and Modules

Secure Web Server 1.3 Components and Modules

Table A-1 lists the major components of the Secure Web Server 1.3 kit, along with a URL for more information about each component.

Table A-2 lists the Apache source distribution standard modules that are provided with the Secure Web Server 1.3. Modules are either provided built in to the httpd image or as Dynamic Shared Objects.

Table A-3 lists modules that are part of the mod_ssl distribution that is integrated in the Secure Web Server 1.3 kit.

Table A-4 lists other modules provided with the Secure Web Server.

Table A-1 Secure Web Server 1.3 Components

Component	Description	URL
Apache HTTPD	Apache HTTP Server.	http://www.apache.org
`mod_ssl`	An Open Source toolkit that implements the Secure Sockets Layer (SSL Version 2/Version 3) and Transport Layer Security (TLS Version 1) protocols, as well as a complete, general purpose cryptography library.	http://www.openssl.org
PHP	A server-side, cross-platform HTML embedded scripting language.	http://www.php.net
`fastcgi`	A language-independent, scalable, open extension to CGI that provides high performance without the limitations of server-specific APIs.	http://www.fastcgi.com
`auth_ldap`	An LDAP authentication module for Apache.	http://www.rudedog.org/auth_ldap/
Analog	A popular log file analyzer.	http://www.analog.cx

Table A-2 Standard Secure Web Server 1.3 Modules

Module	DSO or Integrated	Description
`mod_access`	Integrated	Provides access control based on client host name or IP address.
`mod_actions`	Integrated	Executes CGI scripts based on media type or request method.
`mod_alias`	Integrated	Maps different parts of the host file system in the document tree, and URL redirection.
`mod_asis`	Integrated	Sends files that contain their own HTTP headers.
`mod_auth`	Integrated	Provides user authentication using text files.
`mod_auth_anon`	DSO	Allows “anonymous” user access to authenticated areas.
`mod_auth_db`	DSO	Provides user authentication using Berkeley DB files.
`mod_auth_dbm`	Integrated	Provides user authentication using DBM files.
`mod_autoindex`	Integrated	Generates automatic directory listings.
`mod_cern_meta`	DSO	Support for HTTP header metafiles.
`mod_cgi`	Integrated	Invokes CGI scripts.
`mod_digest`	DSO	Provides MD5 authentication.
`mod_dir`	Integrated	Provides basic directory handling.
`mod_expires`	DSO	Applies Expires: headers to resources.
`mod_headers`	DSO	Adds arbitrary HTTP headers to resources.
`mod_imap`	Integrated	Provides the image map file handler.
`mod_include`	Integrated	Provides server-parsed documents.
`mod_info` *	Integrated	Provides server configuration information.
`mod_log_agent`	DSO	Provides a log of user agents.
`mod_log_config`	Integrated	Provides user-configurable logging replacement for `mod_log_common`.
`mod_log_referer`	DSO	Provides a log document references.
`mod_mime`	Integrated	Determines document types using file extensions.
`mod_mime_magic`	DSO	Determines document types using “magic numbers”.
`mod_mmap_static`	DSO	Experimental file caching; maps files into memory to improve performance.
`mod_negotiation`	Integrated	Negotiates content.
`mod_proxy`	DSO	Provides caching proxy abilities.
`mod_rewrite`	DSO	Provides powerful URI-to-file name mapping using regular expressions.
`mod_setenvif`	Integrated	Sets environment variables based on client information.
`mod_so *`	Integrated	Provides support for loading modules at run time.
`mod_speling`	DSO	Automatically corrects minor typos in URLs.
`mod_status`	Integrated	Displays server status.
`mod_unique_id`	DSO	Generates unique request identifier for every request.
`mod_userdir`	Integrated	Provides user home directories.
`mod_usertrack`	DSO	Provides user tracking using Cookies (replacement for `mod_cookies.c`).
`mod_vhost_alias`	DSO	Provides support for dynamically configured mass virtual hosting.

Table A-3 Secure Web Server 1.3 – Related Modules

Module	DSO or Integrated	Description
`mod_ssl`	DSO	Provides SSL connections.
`mod_define`	DSO	Provides support for variables in configuration directives.

Table A-4 Additional Modules Provided with the Secure Web Server

Module	DSO or Integrated	Description
`mod_auth_ldap`	DSO	Provides support for authentication with an LDAP database.
`mod_fastcgi`	DSO	Supports connections to FastCGI processes.
`mod_frontpage`	DSO	Provides support for Microsoft's FrontPage extensions.
`mod_php4`	DSO	Provides the PHP processing engine.
`mod_jk`	DSO	Provides an interface to Java Servlet engines.
`mod_jk2`	DSO	Provides an interface to Java Servlet engines.

Appendix A Secure Web Server 1.3 Components and Modules

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