vcl_error synthetic escape chars

Poul-Henning Kamp phk at
Fri Dec 4 11:59:53 CET 2009

In message <4B18488D.8030105 at>, Joe Williams writes:
>I am attempting to write my own error message in vcl_error and am 
>running into an issue with escaping out "{" and "}".
>         synthetic {"\{"error":"not_found","reason":"missing"\}
>This compiles and works but when I produce the error I get the slashes 
>in the response:
>root at ubuntu:~# curl http://localhost:6081/test/adsf
>I searched around and didn't find anything, is it possible to escape out 
>the curly braces and keep them from showing up in the response?

Yes I belive %7b ... %7d will work.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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