Re: isc-dhcp-server

Lawrence D´Oliveiro <[email protected]> wrote:
>After a Debian Unstable upgrade a couple of months ago, dhcpd (from
>the isc-dhcp-server package) would no longer start automatically. This
>is because it relies on a sysvinit startup script, and systemd has
>finally removed support for that.

yes.

>Looks like upstream development of that project has largely ceased,

"largely ceased" means "deprecated ten years ago, declared EOL three
years ago". Upstream.

> in
>favour of a more elaborate successor that I am in no hurry to switch
>to, for my simple home-internal needs.

You can switch to something simpler such as dnsmasq or
systemd-networkd. But you should not continue running ISC DHCP, that's
dead software.

 You can actually manually
>launch /usr/sbin/dhcpd as root and it will automatically fork a daemon
>process, but this got a bit tiresome. So I created a systemd service
>definition for it:
>
>    [Unit]
>    Description=ISC DHCP Server
>
>    [Install]
>    WantedBy=network.target
>
>    [Service]
>    Type=forking
>    ExecStart=/usr/sbin/dhcpd
>    TimeoutStopSec=5
>    Restart=always
>
>That’s just under a dozen lines, including blank ones -- not a bad
>replacement for a sysvinit script that is nearly 200 lines in size ...

That's what I have always said about systemd units compared to
initscript. You could use Type=simple and instruct the daemon to run
in foreground for a bit more of control. Self-forking daemons are no
longer needed.

Greetings
Marc
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