interfaces

# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

# The loopback network interface
auto lo
iface lo inet loopback

# The primary network interface
auto eth0
iface eth0 inet manual
        bond-master bond0

auto eth1
iface eth1 inet manual
        bond-master bond0

auto eth2
iface eth2 inet manual
        bond-master bond0

auto eth3
iface eth3 inet manual
        bond-master bond0

auto bond0
iface bond0 inet manual
        bond-mode 802.3ad
        bond-lacp-rate 1
        bond-miimon 100
        slaves eth0 eth1 eth2 eth3

# Bridge network interface for VM networks 
auto br100 
iface br100 inet static
        address x
        gateway x
        netmask x
        bridge_ports bond0
        bridge_stp off
        bridge_fd 0
        dns-nameservers x x
        dns-search x x

nova.conf

[DEFAULT]
ec2_private_dns_show_ip=True
multi_host=True
rootwrap_config=/etc/nova/rootwrap.conf

# LOGS/STATE
verbose=True
logdir=/var/log/nova
state_path=/var/lib/nova
lock_path=/var/lock/nova

# AUTHENTICATION
auth_strategy=keystone

# SCHEDULER
compute_scheduler_driver=nova.scheduler.filter_scheduler.FilterScheduler

# VOLUMES
volume_driver=nova.volume.driver.ISCSIDriver
volume_group=nova-volumes
iscsi_helper=tgtadm

# DATABASE
sql_connection=mysql://nova:<password>@10.0.0.200/nova

# COMPUTE
libvirt_type=qemu
compute_driver=libvirt.LibvirtDriver
instance_name_template=instance-%08x
api_paste_config=/etc/nova/api-paste.ini
allow_resize_to_same_host=True

# APIS
osapi_compute_extension=nova.api.openstack.compute.contrib.standard_extensions
ec2_dmz_host=10.0.0.200
s3_host=10.0.0.200

# RABBITMQ
rabbit_host=10.0.0.200

# GLANCE
image_service=nova.image.glance.GlanceImageService
glance_api_servers=10.0.0.200:9292

# NETWORK
libvirt_use_virtio_for_bridges=True
dhcpbridge=/usr/bin/nova-dhcpbridge
network_manager=nova.network.manager.FlatDHCPManager
force_dhcp_release=True
dhcpbridge_flagfile=/etc/nova/nova.conf
firewall_driver=nova.virt.libvirt.firewall.IptablesFirewallDriver
# Change my_ip to match each host
my_ip=10.0.0.200

public_interface=br100
flat_network_bridge=br100
fixed_range=10.0.12.0/24
flat_interface=bond0

# NOVNC CONSOLE
novncproxy_base_url=http://10.0.0.200:6080/vnc_auto.html
# Change vncserver_proxyclient_address and vncserver_listen to match each compute host
vncserver_proxyclient_address=10.0.0.200
vncserver_listen=10.0.0.200

[keystone_authtoken]
auth_host = 10.0.0.200
auth_port = 35357
auth_protocol = http
auth_uri = http://10.0.0.200:5000/
admin_tenant_name = service
admin_user = xxxxxxxxxxx
admin_password = xxxxxxxxxxx