Setup a Virtual Domain
NameVirtualHost *
DocumentRoot /web/example.com/www
ServerName www.example.com
ServerAlias example.com
CustomLog /web/example.com/logs/access.log combined
ErrorLog /web/example.com/logs/error.log
Include another conf file
Include /etc/apache/virtual-hosts/*.conf
Hide apache version info
ServerSignature Off
ServerTokens Prod
Custom 404 Error message
ErrorDocument 404 /404.html
Create a virtual directory (mod_alias)
Alias /common /web/common
Perminant redirect (mod_alias)
Redirect permanent /old http://example.com/new
Create a cgi-bin
ScriptAlias /cgi-bin/ /web/cgi-bin/
Process .cgi scripts
AddHandler cgi-script .cgi
Add a directory index
DirectoryIndex index.cfm index.cfm
Turn off directory browsing
Options -Indexes
Turn on directory browsing
Options +Indexes
Create a new user for basic auth (command line)
htpasswd -c /etc/apacheusers
Apache basic authentication
AuthName "Authentication Required"
AuthType Basic
AuthUserFile /etc/apacheusers
Require valid-user
Only allow access from a specific IP
Order Deny,Allow
Deny from all
Allow from 127.0.0.1
Only allow access from your subnet
Order Deny,Allow
Deny from all
Allow from 176.16.0.0/16
mod_rewrite
Turn on the rewrite engine
RewriteEngine On
Redirect /news/123 to /news.cfm?id=123
RewriteRule ^/news/([0-9]+)$ /news.cfm?id=$1 [PT,L]
Redirect www.example.com to example.com
RewriteCond %{HTTP_HOST} ^www\.example\.com$ [NC]
RewriteRule ^(.*)$ http://example.com$1 [R=301,L]
Taken from Pete Freitag