Libvirt Openvswitch

Openswitch integration

openswitch.xml

<network>
  <name>ovs-network</name>
  <forward mode='bridge'/>
  <bridge name='vmbr0'/>
  <virtualport type='openvswitch'/>
  <portgroup name='vlan1' default='yes'>
  </portgroup>
  <portgroup name='vlan2'>
    <vlan>
      <tag id='2'/>
    </vlan>
  </portgroup>
  <portgroup name='vlan252'>
    <vlan>
      <tag id='252'/>
    </vlan>
  </portgroup>
  <portgroup name='vlan-all'>
    <vlan trunk='yes'>
      <tag id='2'/>
      <tag id='252'/>
    </vlan>
  </portgroup>
</network>

Aktivieren

• virsh net-define openswitch.xml
• virsh net-start ovs-network
• virsh net-autostart ovs-network
• virsh net-list --all

=XML Interface in der VM

<interface type='network'>
      <mac address='52:54:00:ce:c8:d1'/>
      <source network='ovs-network' portgroup='vlan1'/>
      <model type='rtl8139'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
</interface>

• Open Vswitch
• https://blog.scottlowe.org/2012/11/07/using-vlans-with-ovs-and-libvirt/