dnsmasq.txt

### libvirt lab network ###

cat > /root/lab.xml << EOF
<network connections='8'>
  <name>lab</name>
  <forward mode='nat'>
    <nat>
      <port start='1024' end='65535'/>
    </nat>
  </forward>
<dns enable="no"/>
  <bridge name='lab' stp='on' delay='0'/>
  <mac address='52:54:00:c5:c4:37'/>
  <ip address='192.168.150.1' netmask='255.255.255.0'>
  </ip>
</network>

EOF

virsh net-define lab.xml
virst net-start lab
ip a show lab

#### Configuring dnsmasq ####

cat > /etc/dnsmasq.d/ocp.conf << EOF
listen-address=192.168.150.1
bind-interfaces
addn-hosts=/etc/hosts.dnsmasq
dhcp-range=192.168.150.50,192.168.150.150,1000000h

#SNO STATICIP
dhcp-host=56:6f:80:a6:00:25,192.168.150.10

address=/apps.ocp.ocp4.local/192.168.150.10
EOF

cat > /etc/hosts.dnsmasq << EOF
192.168.150.10 api-int.ocp.ocp4.local api.ocp.ocp4.local

EOF

systemctl restart dnsmasq