DHCP zone creation script

zfs create -o mountpoint=/zones rpool/zones
mkdir /export/builds
cat > dhcp.cmd <<EOT
create -b
set zonepath=/zones/dhcp
set brand=dpkg
set autoboot=true
set ip-type=exclusive
add fs
set dir="/export/builds"
set special="/export/builds"
set type="lofs"
end
add net
set physical="iz1"
set global-nic="vsw0"
add property (name=ip,value="192.168.0.1")
add property (name=netmask,value="255.255.255.0")
add property (name=gateway,value="192.168.0.254")
add property (name=primary,value="true")
end
add attr
set name="resolvers"
set type="string"
set value="8.8.8.8"
end
verify
commit
EOT
zonecfg -z dhcp -f dhcp.cmd 
zoneadm -z dhcp install && zoneadm -z dhcp boot
zlogin dhcp

Inside the dhcp zone:

apt install isc-dhcp-server -y
mv /etc/dhcp/dhcpd.conf /etc/dhcp/dhcpd.conf.bckp
cat > /etc/dhcp/dhcpd.conf <<EOT
# A slightly different configuration for an internal subnet.
subnet 192.168.0.0 netmask 255.255.255.0 {
  range 192.168.0.100 192.168.0.200;
  option subnet-mask 255.255.255.0;
  option domain-name-servers 8.8.8.8;
#  option domain-name "internal.example.org";
  option routers 192.168.0.254;
  option broadcast-address 192.168.0.255;
  default-lease-time 600;
  max-lease-time 7200;
}
EOT
cat > /etc/default/isc-dhcp-server <<EOT
# Defaults for isc-dhcp-server (sourced by /etc/init.d/isc-dhcp-server)
# Path to dhcpd's config file (default: /etc/dhcp/dhcpd.conf).
#DHCPDv4_CONF=/etc/dhcp/dhcpd.conf
#DHCPDv6_CONF=/etc/dhcp/dhcpd6.conf
# Path to dhcpd's PID file (default: /var/run/dhcpd.pid).
#DHCPDv4_PID=/var/run/dhcpd.pid
#DHCPDv6_PID=/var/run/dhcpd6.pid
# Additional options to start dhcpd with.
#       Don't use options -cf or -pf here; use DHCPD_CONF/ DHCPD_PID instead
#OPTIONS=""
# On what interfaces should the DHCP server (dhcpd) serve DHCP requests?
#       Separate multiple interfaces with spaces, e.g. "eth0 eth1".
INTERFACESv4="iz1"
INTERFACESv6=""
EOT
svcadm enable isc-dhcp-server
exit

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DHCP zone creation script

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