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Re: Using squid to cache a video file

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On 8/8/07, Amos Jeffries <squid3@xxxxxxxxxxxxx> wrote:
> > Hi,
> >
> > i have a servlet which returns content of a video file:
> > like this:
> > http://127.0.0.1:8080/videoServlet?id=1
> > http://127.0.0.1:8080/videoServlet?id=2
> >
> > I hit that servlet thru squid as the proxy.
> > I do this to query if squid does cache the video file:
> >
> > ./squidclient -H "Cache-Control: only-if-cached\n"
> > "http://127.0.0.1:8080/videoServlet?id=1";
> >
> <snip>
> >
> > Can you please tell me why squid can't cache a video file?
>
> Firstly,
> Check the webserver is providing the proper Cache-Control, and/or Expires
> headers that allow caching.
>

Thank you.   In the servlet, it sets the content type:

		response.setContentType("video/mp4");
		
and content length and cache control:
		response.setHeader("Content-Length",  Long.toString(length) );
		response.setHeader("Cache-Control", "max-age=3600");

Is that enough?


> Secondly,
> If you are using the default squid.conf settings:
>  acl QUERY urlpath_regex cgi-bin \?
>  cache deny QUERY
>
>  that will prevent anything with a dynamic query-string from being cached.
> You maybe want to use something like:
>  acl Servlet urlpath_regex videoServlet\?
>  cache allow Servlet
>
> ahead of that default config line.
>
>
> Amos
>
>
>
>
> > Thank you.
> >
>
>
>

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