IIRC TS normalizes header names and values to avoid inconsistencies and
potential security issues
On Tue, Dec 10, 2019, 08:08 Walt Karas <wka...@verizonmedia.com.invalid>
wrote:
> It looks like TS is discarding spaces that are unnecessary to the meaning
> of the message.
>
> On Mon, Dec 9, 2019 at 4:54 PM Dk Jack <dnj0...@gmail.com> wrote:
>
> > Hi,
> > I am using the atscppapi and I am noticing something weird. When I
> > send a curl request, here's list of headers curl prints.
> >
> > ------------------------------------------------------------
> > > GET / HTTP/1.1
> > > Host: testhost1
> > > User-Agent: curl/7.47.0
> > > content-type: woof
> > > accept-encoding: gzip, deflate
> > > accept-language: en-ca
> > > accept: application/json, text/plain, */*
> > ---------------------------------------------------------------
> >
> > I have the following code to print the headers in my module.
> >
> >
> >
> ---------------------------------------------------------------------------------
> > ClientRequest &request = transaction.getClientRequest();
> > Headers &headers = request.getHeaders();
> >
> > for (Headers::iterator hdr_itr = headers.begin(); hdr_itr !=
> > headers.end(); ++hdr_itr) {
> > log.logInfo("%s:%s", (*hdr_itr).name().c_str(),
> > (*hdr_itr).values().c_str());
> > }
> >
> >
> ------------------------------------------------------------------------------------
> >
> > Here's what gets printed in the log:
> >
> >
> ------------------------------------------------------------------------------------
> > 0191209.22h18m52s [INFO] Host:testhost1
> > 20191209.22h18m52s [INFO] User-Agent:curl/7.47.0
> > 20191209.22h18m52s [INFO] Content-Type:woof
> > 20191209.22h18m52s [INFO] Accept-Encoding:gzip,deflate
> > 20191209.22h18m52s [INFO] Accept-Language:en-ca
> > 20191209.22h18m52s [INFO] Accept:application/json,text/plain,*/*
> >
> >
> ------------------------------------------------------------------------------------------
> >
> > Notice the spaces are stripped off from all header values. I observed
> > that the server (origin) receives headers with the spaces being
> > stripped. Is this behavior specific to atscppapi? Is there a way to
> > prevent this from happening?
> >
> > When I captured tcpdump, the incoming request has the spaces. Any help
> > is appreciated. Thanks.
> >
> > Dk.
> >
>
