[Tilecache] Caching external WMS through a proxy

[Christopher Schmidt]

On Sun, Feb 17, 2008 at 04:56:03PM -0800, Chris Whitney wrote:
> If I understand the question correctly:
> 
> [ Tilecache on Apache] -> [proxy] -> [WMS Server]
> 
> If so, this isn't really the responsibility of Tilecache to make sure  
> that outgoing HTTP (WMS) requests go through the proxy. Depending on  
> what you mean by "proxy"  (is it an HTTP proxy, SOCKS, VPN tunnel, or  
> some machine that you SSH tunnel through, etc) you will have to  
> configure the operating system / third-party tool correctly.

Not really. There are standard environment variables which control the
use of HTTP Proxies: So long as you don't need authentication, you can
do this without touching the Tilecache code by setting the HTTP_PROXY
environment variable: see the urllib documentation for more. 

http://docs.python.org/lib/module-urllib.html

Regards,
-- 
Christopher Schmidt
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