Network in OpenStack: changes since Cactus and CloudPipe HA
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Transcript of Network in OpenStack: changes since Cactus and CloudPipe HA
Network Topologies
12.1.0.0/24
Flat mode
10.1.0.0/24
VLAN mode
10.2.0.0/24
VLAN 1
VLAN 2
Private Cloud Access
10.0.0.3
10.0.0.4
12.1.1.1
CloudPipe
10.0.0.3
10.0.0.4
12.1.1.1SPoF
CloudPipe Redundancy
10.0.0.3
10.0.0.4
12.1.1.1
CloudPipe Self-healing
10.0.0.3
10.0.0.4
12.1.1.1
Monitoring
nova-network
12.0.1.3
Floating IP
Project VLANbridge
Networking in Cactus
public switch
VM
nova-compute
bridge
Networking in Cactus
nova-network
12.0.1.3
Floating IP
VM
nova-compute
Project VLANbridge bridge
public switch
Multi-host in Diablo
nova-network
12.0.1.3
Floating IP
VM
nova-compute
Project VLANbridge bridge
public switch
VM
12.0.1.4
nova-networknova-compute
Limitations of Multi-host
• Multi-host doesn’t work with XEN• No way from one project to another• Security groups don’t work with XEN
Multi NIC
Features:• Multiple interfaces in VM• Automatically associated with all networks in the project
Limitations:• No way to change association of interface with network
About Mirantis
Speaker: Mike ScherbakovTwitter: @mihgen
mscherbakov @ mirantis.com
• Engineering services company• Development of OpenStack• Enterprise deployments of OpenStack• Host of Bay Area OpenStack MeetUps