[rrd-developers] Document type definition for RRDTool

Tobias Oetiker tobi at oetiker.ch
Sun Mar 23 14:43:55 CET 2008

Hi Florian,

I have added the reference to the dump and the rrdtool.dtd to the
website ...


Today Florian Forster wrote:

> Hi everyone,
> I have a small present for easter for you: An document type definition
> for RRDTool, or more precisely the XML produced by `rrdtool dump'. I
> hope I covered all corner cases, but I'm not entirely positive on this.
> If anyone has problems, please tell me so.
> The DTD is attached to this mail, but is available on my site, too. So
> you can add something like
>   <?xml version="1.0" encoding="utf-8"?>
>   <!DOCTYPE rrd SYSTEM "http://verplant.org/rrdtool.dtd">
> to the top of the XML dumped by `rrdtool dump' to have the libxml2
> based restore utility check the XML to be valid before trying to
> interpret it.
> I'd supply a patch for rrd_dump.c, but (a) I hope that Tobi will but the
> DTD on his site somewhere, which would be a better place if you ask me,
> and (b) adding these two lines is IMHO too trivial for a patch ;)
> Regards,
> -octo

Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten
http://it.oetiker.ch tobi at oetiker.ch ++41 62 213 9902

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