1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
[Unit]
Description=MAAS instance of ISC DHCP server for IPv4
Documentation=man:dhcpd(8)
Wants=network-online.target
After=network-online.target
After=time-sync.target
BindsTo=maas-rackd.service
ConditionPathExists=/var/lib/maas/dhcpd.conf
ConditionPathExists=/var/lib/maas/dhcpd-interfaces
[Service]
# Allow dhcp server to write lease and pid file as 'dhcpd' user
ExecStartPre=/bin/mkdir -p /run/maas/dhcp
# The leases files need to be root:dhcpd even when dropping privileges
ExecStartPre=/bin/mkdir -p /var/lib/maas/dhcp
# Start the daemon
ExecStart=/bin/sh -ec '\
INTERFACES=$(cat /var/lib/maas/dhcpd-interfaces); \
LEASES_FILE=/var/lib/maas/dhcp/dhcpd.leases; \
[ -e $LEASES_FILE ] || touch $LEASES_FILE; \
chown root:dhcpd /var/lib/maas/dhcp /var/lib/maas/dhcp/dhcpd.leases*; \
chmod 775 /var/lib/maas/dhcp ; chmod 664 /var/lib/maas/dhcp/dhcpd.leases; \
exec dhcpd -user dhcpd -group dhcpd -f -q -4 -pf /run/maas/dhcp/dhcpd.pid \
-cf /var/lib/maas/dhcpd.conf -lf $LEASES_FILE $INTERFACES'
[Install]
WantedBy=multi-user.target
|