instalação openvswitch:
# apt-get install \
openvswitch-controller \
openvswitch-switch \
openvswitch-datapath-source
Pontes Creare:
# ovs-vsctl add-br br0
# ovs-vsctl add-br br1
# ovs-vsctl show
fb28566b-aada-4cf6-8260-ca5677d8c014
Bridge "br0"
Port "br0"
Interface "br0"
type: internal
Bridge "br1"
Port "br1"
Interface "br1"
type: internal
ovs_version: "2.0.2"
Configure o / etc / network / interfaces:
# cat /etc/network/interfaces
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
auto br0
iface br0 inet static
address 192.168.0.1
network 192.168.0.0
netmask 255.255.255.0
broadcast 192.168.0.255
auto br1
iface br1 inet static
address 192.168.1.1
network 192.168.1.0
netmask 255.255.255.0
broadcast 192.168.1.255
Up interfaces:
# ifup br0
# ifup br1
# ip -4 a show br0
4: br0: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default
inet 192.168.0.1/24 brd 192.168.0.255 scope global br0
valid_lft forever preferred_lft forever
# ip -4 a show br1
5: br1: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default
inet 192.168.1.1/24 brd 192.168.1.255 scope global br1
valid_lft forever preferred_lft forever
Crie redes libvirt:
# cat br0.xml
<network>
<name>br0</name>
<forward mode='bridge'/>
<bridge name='br0'/>
<virtualport type='openvswitch'/>
</network>
# cat br1.xml
<network>
<name>br1</name>
<forward mode='bridge'/>
<bridge name='br1'/>
<virtualport type='openvswitch'/>
</network>
defina e inicie as redes:
# virsh net-define br0.xml
# virsh net-start br0
# virsh net-autostart br0
# virsh net-define br1.xml
# virsh net-start br1
# virsh net-autostart br1
# virsh net-list
Name State Autostart Persistent
----------------------------------------------------------
br0 active yes yes
br1 active yes yes
Crie vm:
# qemu-img create -f raw /opt/test.img 3G
# virt-install \
--ram 1024 \
--accelerate \
--disk path=/opt/test.img \
--name test \
--network network:br0 \
--network network:br1 \
--vcpus 1 \
--graphics vnc,listen=0.0.0.0 \
--cdrom ubuntu-14.04.3-server-amd64.iso
Conclua a instalação, efetue login na nova vm e configure a rede:
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 192.168.0.2
netmask 255.255.255.0
auto eth1
iface eth1 inet static
address 192.168.1.2
netmask 255.255.255.0
Acima de interfaces de rede:
# ifup eth0
# ifup eth1
Verifique o ping do host:
# ping -c 1 192.168.0.2
PING 192.168.0.2 (192.168.0.2) 56(84) bytes of data.
64 bytes from 192.168.0.2: icmp_seq=1 ttl=64 time=1.11 ms
--- 192.168.0.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 1.118/1.118/1.118/0.000 ms
# ping -c 1 192.168.1.2
PING 192.168.1.2 (192.168.1.2) 56(84) bytes of data.
64 bytes from 192.168.1.2: icmp_seq=1 ttl=64 time=2.89 ms
--- 192.168.1.2 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 2.897/2.897/2.897/0.000 ms