[Kea-users] PXE booting to PHP file and on commit, release, expiry

[Christoffer Jönsson]

On 2016-09-12 22:58, Klaus Steden wrote:
>
> I don't know about updating PowerDNS, but I suspect you'll have to 
> write a plugin. As for the designated boot menu, you can still do 
> that, although the syntax is different.
>
> This snippet below -should- do more or less what you're doing with 
> vanilla ISC DHCP:
>
> -- cut --
>   "client-classes": [
>     {
>         "name": "bootstrap",
>         "test" : "option[60].exists
>         "option-data": [
>           {
>             "name": "boot-file-name",
>             "data": "ipxe/undionly.kpxe"
>           }
>         ]
>     },
>     {
>         "name": "preseed",
>         "test": "option[60].hex == 'd-i'",
>         "option-data": [
>           {
>               "data" : "http://10.0.0.9/tftp/boot.php",
>               "name" : "boot-file-name"
>            }
>         ]
>      }
>   ],
> -- cut --
>
> You're probably going to have to tune that a bit, but this is the 
> approach I'm using to manage both server and switch booting, and it 
> works well.
>
> hth,
> Klaus
>
> On Mon, Sep 12, 2016 at 11:57 AM, Christoffer Jönsson <bonchen at imap.cc 
> <mailto:bonchen at imap.cc>> wrote:
>
>     Hello again!
>
>     Since the 1.1 release i decided to try and migrate from isc-dhcp.
>     And there is a few things I have questions about.
>
>     For years I have been using a python script to feed my PowerDNS
>     it's records using this:
>
>     on commit {
>                     set ClientIP = binary-to-ascii(10, 8, ".",
>     leased-address);
>                     set ClientMac = binary-to-ascii(16, 8, ":",
>     substring(hardware, 1, 6));
>                     log(concat("Commit: IP: ", ClientIP, " Mac: ",
>     ClientMac, "Hostname: ", option host-name));
>                     execute("/etc/pdns/dhcp-event", "commit",
>     ClientIP, ClientMac, option host-name);
>     }
>
>     Is it still possible to call and external script?
>
>     At the same time I've been using a php file that loads the
>     designated boot menu for the booted mac-address:
>
>     subnet 10.0.0.0 netmask 255.255.255.0 {
>     [...]
>
>     if not exists gpxe.bus-id {
>         filename "undionly.kpxe";
>     } else {
>         filename "http://10.0.0.9/tftp/boot.php";
>     }
>     [...]
>     }
>
>     I'm not sure I can still use this line of code?
>
>     Thanks in advance!
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