1. winter 2001C.Watters1 Apache Proxy Notes

2. winter 2001C.Watters2 Proxy Intermediary between clients and the web Configure browser to go to the proxy Proxy processes request Proxy processes response Intranet may restrict ALL outbound/inbound requests to the proxy

3. winter 2001C.Watters3 Usual Uses for Proxies Firewalls Employee web use control Web content filtering (kids) –Black lists (sites not allowed) –White lists (sites allowed) –Keyword filtering of page content

4. winter 2001C.Watters4 Proxy files of interest Apache/conf –Httpd.conf Apache/apache_1.3.9/src/modules/proxy –Mod_proxy.c (handler)

5. winter 2001C.Watters5 Setting up the Proxy Browser –Edit preferences / advanced/ proxy Manual proxy configuration (URL & port of your apache site) Proxy –Install and configure apache with proxy modules –Edit httpd.conf file

6. winter 2001C.Watters6 Config file Directives All directives to control your proxy’s behavior go inside a container ……

7. winter 2001C.Watters7 httpd.conf 1.Turn on the proxy by uncommenting ProxyRequests on

8. winter 2001C.Watters8 Block access from certain hosts In the proxy section (still in httpd.conf) add (or uncomment) a directive container Order deny, allow Allow from *.cs.dal.ca Note: order of deny & allow is very important

9. winter 2001C.Watters9 Block access to certain hosts In global section of httpd.conf add Block ProxyBlock math.com gates Blocks any host that matches any of these strings –www.math.com www. bill.gates.orgwww.math.com

10. winter 2001C.Watters10 references www.apache.com Apache Server Adminstrators Guide Code documentation