ISC DHCP Server port UID/GID question

[Erik Van Benschoten]

  I e-mailed the isc-dhcp3-server maintainer (Joerg.Pulz at frm2.tum.de 
according to FreshPorts) about this. Hopefully we can get an answer.

Erik

Jeremy Chadwick wrote:
> On Fri, Jan 18, 2008 at 10:17:44AM -0500, Erik Van Benschoten wrote:
>>  I noticed that, but I believe that that is a privilege separation account 
>> that is used with the OpenBSD-version of the dhclient. Also, as I pointed 
>> out, if this is usable, then why isn't the isc-dhcp-server port using it 
>> instead of allocating a UID/GID for itself during the install?
> 
> You're correct on both accounts.  My home RELENG_7 box:
> 
> # pkg_info | grep dhcp
> isc-dhcp3-server-3.0.5_2 The ISC Dynamic Host Configuration Protocol server
> # grep dhcp /etc/group
> _dhcp:*:65:
> dhcpd:*:1502:
> # grep dhcp /etc/passwd
> _dhcp:*:65:65:dhcp programs:/var/empty:/usr/sbin/nologin
> dhcpd:*:1502:1502:DHCP Daemon:/nonexistent:/usr/sbin/nologin
> # ps -auxw | grep dhcp
> dhcpd     699  0.0  0.1  3088  1756  ??  Ss   Thu06am   0:10.50 /usr/local/sbin/dhcpd -q -cf /conf/ME/dhcpd.conf -lf /var/db/dhcpd/
> root    29418  0.0  0.0  3292   940  p2  S+    8:35am   0:00.00 grep dhcp
> # grep dhcp /usr/src/etc/group
> _dhcp:*:65:
> # grep dhcp /usr/src/etc/master.passwd
> _dhcp:*:65:65::0:0:dhcp programs:/var/empty:/usr/sbin/nologin
> 
> So, as you can see, isc-dhcp3-server adds a "dhcpd" user and group to
> /etc/passwd and /etc/group, and the FreeBSD base system prefers one
> called _dhcp which will get added (if deleted) via mergemaster.
>