## Nova计算节点安装配置

#基本配置：

#关闭selinux、防火墙

#更换阿里源、升级、重启、时间同步

#hostname，hosts配置

#安装OpenStack源

# computer01 安装配置

########################################

yum install python-openstackclient openstack-selinux -y

yum install python-openstackclient python2-PyMySQL -y #OpenStack客户端

yum install openstack-utils -y #openstack工具

#安装Nova

yum install -y openstack-nova-compute

yum install -y python-openstackclient openstack-selinux

#安装Neutron

yum install -y openstack-neutron-linuxbridge ebtables ipset

########################################

#备份默认配置

cp /etc/nova/nova.conf{,.bak}

cp /etc/neutron/neutron.conf{,.bak}

cp /etc/neutron/plugins/ml2/linuxbridge_agent.ini{,bak}

#设置Nova实例路径(磁盘镜像文件)

Vdir=/date/nova

VHD=$Vdir/instances

mkdir -p $VHD

chown -R nova:nova $Vdir

Netname=ens37  #网卡名

IP=192.168.58.31

#使用QEMU或KVM ,KVM硬件加速需要硬件支持,虚拟机使用 qemu

#[[ `egrep -c '(vmx|svm)' /proc/cpuinfo` =  ]] && { Kvm=qemu; } || { Kvm=kvm; }

Kvm=qemu

echo "使用 $Kvm"

VncProxy=10.2.1.10 #VNC代理地址vip

# #nova配置

#egrep -v '^$|#' /etc/nova/nova.conf

echo '#

[DEFAULT]

instances_path='$VHD'

enabled_apis = osapi_compute,metadata

transport_url = rabbit://openstack:openstack@controller:5673

my_ip = '$IP'

use_neutron = True

firewall_driver = nova.virt.firewall.NoopFirewallDriver

cpu_allocation_ratio = 

[api_database]

connection = mysql+pymysql://nova:nova@controller/nova_api

[database]

connection = mysql+pymysql://nova:nova@controller/nova

[api]

auth_strategy = keystone

[keystone_authtoken]

auth_uri = http://controller:5000

auth_url = http://controller:35357

memcached_servers = controller:

auth_type = password

project_domain_name = default

user_domain_name = default

project_name = service

username = nova

password = nova

[vnc]

enabled = true

vncserver_listen = 0.0.0.0

vncserver_proxyclient_address = $my_ip

novncproxy_base_url = http://'$VncProxy':6080/vnc_auto.html

[glance]

api_servers = http://controller:9292

[oslo_concurrency]

lock_path = /var/lib/nova/tmp

[placement]

os_region_name = RegionOne

project_domain_name = Default

project_name = service

auth_type = password

user_domain_name = Default

auth_url = http://controller:35357/v3

username = placement

password = placement

[libvirt]

virt_type = '$Kvm'

[neutron]

url = http://controller:9696

auth_url = http://controller:35357

auth_type = password

project_domain_name = default

user_domain_name = default

region_name = RegionOne

project_name = service

username = neutron

password = neutron

#'>/etc/nova/nova.conf

#-----------------------------------------

#neutron配置

echo '#

[DEFAULT]

auth_strategy = keystone

transport_url = rabbit://openstack:openstack@controller:5673

[keystone_authtoken]

auth_uri = http://controller:5000

auth_url = http://controller:35357

memcached_servers = controller:

auth_type = password

project_domain_id = default

user_domain_id = default

project_name = service

username = neutron

password = neutron

[oslo_concurrency]

lock_path = /var/lib/neutron/tmp

#'>/etc/neutron/neutron.conf

#

# bprovider:网卡名

echo '

[linux_bridge]

physical_interface_mappings = provider:'$Netname'

[securitygroup]

enable_security_group = true

firewall_driver = neutron.agent.linux.iptables_firewall.IptablesFirewallDriver

[vxlan]

enable_vxlan = false

# local_ip = 10.2.1.21

# l2_population = true

#'>/etc/neutron/plugins/ml2/linuxbridge_agent.ini

#启动

systemctl enable libvirtd.service openstack-nova-compute.service neutron-linuxbridge-agent.service

systemctl restart libvirtd.service openstack-nova-compute.service neutron-linuxbridge-agent.service

#

# CPU倍数

#cpu_allocation_ratio=4.0