[augeas-devel] strange results using rm with the dhcpd lense

[Raphaël Pinson]

Hi Robert,


You might want to read this email to understand why seq was create, and why
you're seeing these side-effects when removing your node:

http://www.redhat.com/archives/augeas-devel/2011-February/msg00053.html


Cheers,

Raphaël



On Sun, Mar 16, 2014 at 8:35 AM, Robert Drake <rdrake at direcpath.com> wrote:

> I'm having a problem with the dhcpd lense rewriting subnets when I delete
> one.  From what I can tell through experimenting, it seems that augeas is
> not so much deleting the previous subnet but instead it's taking the values
> of the next subnet and writing it into this one.
>
> Here is the example content:
>
>     # this comment is before the first subnet
>     subnet 192.168.1.0 netmask 255.255.255.0
>     {
>         option routers 192.168.1.1;
>         pool { range 192.168.1.2 192.168.1.254; }
>     }
>     # comment goes here
>     subnet 192.168.2.0 netmask 255.255.255.0
>     {
>         ddns-updates true;
>         next-server 192.168.15.2;
>         filename "pxelinux.0";
>         ddns-domainname "staging.direcpath.net";
>         option routers 192.168.2.1;
>         pool
>         {
>
>             range 192.168.2.2 192.168.2.254;
>         }
>
>     }
>
> If I run "rm /files/test.conf/subnet[1]"
>
> I get this as the output:
>
>     # this comment is before the first subnet
>     # comment goes here
>     subnet 192.168.2.0 netmask 255.255.255.0
>     {
> ddns-updates true;
> next-server 192.168.15.2;
> filename "pxelinux.0";
> ddns-domainname staging.direcpath.net;
>         option routers 192.168.2.1;
>         pool { range 192.168.2.2 192.168.2.254; }
>     }
>
> You can see the first subnet's definition seems to have been rewritten,
> with the 4 extra lines inserted where appropriate.  This would be fine
> except it's removing the formatting information when it does it and thus
> removing the double quotes from ddns-domainname which causes validation
> errors.
>
> I can fix it by rewriting the lens to require double quotes for
> ddns-domainname (which is how they seem to have fixed it for the filename
> statement) but I'm wondering if the lens' statement syntax is messed up in
> general.  From what I understand, it's supposed to keep the quotes on
> existing data and put them back when things change right?
>
> _______________________________________________
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>



-- 
Raphaël Pinson
Infrastructure Developer & Trainer
+33 479 26 57 93
+33 781 90 00 79

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