## ## apache-rproxy.conf -- Apache configuration for Reverse Proxy Usa

##
##  apache-rproxy.conf -- Apache configuration for Reverse Proxy Usage
##
#   server type
ServerType           standalone
Port                 8000
MinSpareServers      16
StartServers         16
MaxSpareServers      16
MaxClients           16
MaxRequestsPerChild  100
#   server operation parameters
KeepAlive            on
MaxKeepAliveRequests 100
KeepAliveTimeout     15
Timeout              400
IdentityCheck        off
HostnameLookups      off
#   paths to runtime files
PidFile              /path/to/apache-rproxy.pid
LockFile             /path/to/apache-rproxy.lock
ErrorLog             /path/to/apache-rproxy.elog
CustomLog            /path/to/apache-rproxy.dlog "%{%v/%T}t %h -> %{SERVER}e URL: %U"
#   unused paths
ServerRoot           /tmp
DocumentRoot         /tmp
CacheRoot            /tmp
RewriteLog           /dev/null
TransferLog          /dev/null
TypesConfig          /dev/null
AccessConfig         /dev/null
ResourceConfig       /dev/null
#   speed up and secure processing
<Directory />
Options -FollowSymLinks -SymLinksIfOwnerMatch
AllowOverwrite None
</Directory>
#   the status page for monitoring the reverse proxy
<Location /rproxy-status>
SetHandler server-status
</Location>
#   enable the URL rewriting engine
RewriteEngine        on
RewriteLogLevel      0
#   define a rewriting map with value-lists where
#   mod_rewrite randomly chooses a particular value
RewriteMap     server  rnd:/path/to/apache-rproxy.conf-servers
#   make sure the status page is handled locally
#   and make sure no one uses our proxy except ourself
RewriteRule    ^/apache-rproxy-status.*  -  [L]
RewriteRule    ^(http|ftp)://.*          -  [F]
#   now choose the possible servers for particular URL types
RewriteRule    ^/(.*\.(cgi|shtml))$  to://${server:dynamic}/$1  [S=1]
RewriteRule    ^/(.*)$               to://${server:static}/$1  
#   and delegate the generated URL by passing it 
#   through the proxy module
RewriteRule    ^to://([^/]+)/(.*)    http://$1/$2   [E=SERVER:$1,P,L]
#   and make really sure all other stuff is forbidden 
#   when it should survive the above rules...
RewriteRule    .*                    -              [F]
#   enable the Proxy module without caching
ProxyRequests        on
NoCache              *
#   setup URL reverse mapping for redirect reponses
ProxyPassReverse  /  http://www1.foo.dom/
ProxyPassReverse  /  http://www2.foo.dom/
ProxyPassReverse  /  http://www3.foo.dom/
ProxyPassReverse  /  http://www4.foo.dom/
ProxyPassReverse  /  http://www5.foo.dom/
ProxyPassReverse  /  http://www6.foo.dom/