Re: [squid-users] Proxy Autodetect scripts

Billy Macdonald <whmac33@comcast.net> wrote on 09/09/2004 02:25:38 AM:

> alaslavic@havertys.com wrote:
>
> >
> >
> >
> > I'm having some issues with the black art of proxy autodetect scripts
> > (wpad.dat). I'm having a tough time getting it to work consistantly.
I am
> > doing a phased roll-out of a squid proxy server, and want to the the
> > autodetect return "proxy:3128" for some ip addresses, and "DIRECT" for
> > others.
> >
> > The script works for some hosts, but not for others. It works in the
first
> > couple of class C subnets mentioned, but it breaks down where the
specific
> > hosts are set to DIRECT (with the mask of 255.255.255.255), or anywhere
> > below that in the script such as where 10.7.0.0/255.255.254.0 is
supposed
> > to be proxied.
> >
> > Anyone have any suggesions?
> >
> > code below:
> > ################ wpad.dat ##############
> > if (isInNet(myIpAddress(), "10.7.39.0", "255.255.255.0")) {
> > return "PROXY proxy:3128";
> > }
> > else if (isInNet(myIpAddress(), "10.7.22.0", "255.255.255.0")) {
> > return "PROXY proxy:3128";
> > }
> > else if (isInNet(myIpAddress(), "10.7.33.0", "255.255.255.0")) {
> > return "PROXY proxy:3128";
> > }
> > else if (isInNet(myIpAddress(), "10.7.34.0", "255.255.255.0")) {
> > return "PROXY proxy:3128";
> > }
> > else if (isInNet(myIpAddress(), "10.7.35.0", "255.255.255.0")) {
> > return "PROXY proxy:3128";
> > }
> > else if (isInNet(myIpAddress(), "10.7.1.216", "255.255.255.255"))
{
> > return "DIRECT";
> > }
> > else if (isInNet(myIpAddress(), "10.7.1.217", "255.255.255.255"))
{
> > return "DIRECT";
> > }
> > else if (isInNet(myIpAddress(), "10.7.1.219", "255.255.255.255"))
{
> > return "DIRECT";
> > }
> > else if (isInNet(myIpAddress(), "10.7.0.0", "255.255.254.0")) {
> > return "PROXY proxy:3128";
> > }
> > else {
> > return "DIRECT";
> > }
> > }
> > ####### end wpad.dat ############
> >
> >
> >
> > Alex Laslavic
> > Havertys Tech Services
> >
> >
>
> It looks like it should work. Is it possible that the isInNet doesn't
> work well with at "255.255.255.255" mask. You could try
> if (myIpAdress() == "10.7.1.216") instead. I've never used it with host
> masks, just subnets.
>
> Also define "breaks down". Do those three host go through the proxy but
> the 10.7.0.0 ppl go out direct or do you get some sort of error?
>
> Finally I've had issues where myIpAddress() returns the first IP listed
> by ipconfig on Windows 2k laptops that were VPN instead of the PPTP IP.
> Never did find a workaround.
>
> Billy

I will try using myIpAddress()== "10.7.1.216" and see what happens. By
"breaks down" I mean that it seems that beneath the host, 255.255.255.255
lines does not bother to work. I will replace the host/mask definition
with the myIpAddress()== "10.7.1.216" and see what happens.

Thanks
Received on Thu Sep 09 2004 - 05:39:26 MDT