一、创库授权

　　1.1.、（控制节点）配置数据库

mysql -u root -pADMIN_PASS

　　1.2、创建数据库并配置权限

CREATE DATABASE neutron;GRANT ALL PRIVILEGES ON neutron.* TO 'neutron'@'localhost' IDENTIFIED BY 'ADMIN_PASS';GRANT ALL PRIVILEGES ON neutron.* TO 'neutron'@'%' IDENTIFIED BY 'ADMIN_PASS';

　　1.3、控制节点）创建认证信息

openstack user create --domain default --password ADMIN_PASS neutronopenstack role add --project service --user neutron adminopenstack service create --name neutron --description "OpenStack Networking" networkopenstack endpoint create --region RegionOne network public  endpoint create --region RegionOne network internal  endpoint create --region RegionOne network admin 

二、安装服务

　　1.1、（控制节点）安装软件包并配置配置文件

yum install openstack-neutron openstack-neutron-ml2 openstack-neutron-linuxbridge ebtables -y

　　1.2、编辑/etc/neutron/neutron.conf文件并配置如下项

/etc/neutron/neutron.confcp /etc/neutron/neutron.conf{,.bak}grep '^[a-z\[]' /etc/neutron/neutron.conf.bak >/etc/neutron/neutron.conf[database]connection = mysql+pymysql://neutron:ADMIN_PASS@controller/neutron...[DEFAULT]core_plugin = ml2service_plugins = routerallow_overlapping_ips = truetransport_url = rabbit://openstack:ADMIN_PASS@controllerauth_strategy = keystonenotify_nova_on_port_status_changes = truenotify_nova_on_port_data_changes = true...[keystone_authtoken]auth_uri =  =  = controller:11211auth_type = passwordproject_domain_name = defaultuser_domain_name = defaultproject_name = serviceusername = neutronpassword = ADMIN_PASS...[nova]auth_url =  = passwordproject_domain_name = defaultuser_domain_name = defaultregion_name = RegionOneproject_name = serviceusername = novapassword = ADMIN_PASS...[oslo_concurrency]lock_path = /var/lib/neutron/tmp

　　1.3、编辑/etc/neutron/plugins/ml2/ml2_conf.ini文件配置二层插件

cp /etc/neutron/plugins/ml2/ml2_conf.ini{,.bak}grep '^[a-z\[]' /etc/neutron/plugins/ml2/ml2_conf.ini.bak >/etc/neutron/plugins/ml2/ml2_conf.ini[ml2]type_drivers = flat,vlan,vxlantenant_network_types = vxlanmechanism_drivers = linuxbridge,l2populationextension_drivers = port_security...[ml2_type_flat]flat_networks = provider...[ml2_type_vxlan]vni_ranges = 1:1000...[securitygroup]enable_ipset = true

　　1.4、编辑/etc/neutron/plugins/ml2/linuxbridge_agent.ini文件配置linux bridge插件

cp /etc/neutron/plugins/ml2/linuxbridge_agent.ini{,.bak}grep '^[a-z\[]' /etc/neutron/plugins/ml2/linuxbridge_agent.ini.bak >/etc/neutron/plugins/ml2/linuxbridge_agent.ini[linux_bridge]physical_interface_mappings = provider:ens34   #第二张网卡网卡名...[vxlan]enable_vxlan = truelocal_ip = 172.16.1.11l2_population = true...[securitygroup]enable_security_group = truefirewall_driver = neutron.agent.linux.iptables_firewall.IptablesFirewallDriver

　　1.5、确认内核支持网桥filters并作如下设置，编辑/etc/sysctl.conf增加以下内容

/etc/sysctl.confnet.bridge.bridge-nf-call-iptables=1net.bridge.bridge-nf-call-ip6tables=1

　　1.6、载入br_netfilter模块

modprobe br_netfilter

　　从配置文件加载内核参数

sysctl -p

　　1.7、编辑/etc/neutron/l3_agent.ini配置三层插件

/etc/neutron/l3_agent.ini[DEFAULT]interface_driver = linuxbridge

　　1.8、编辑/etc/neutron/dhcp_agent.ini配置dhcp插件

/etc/neutron/dhcp_agent.ini[DEFAULT]interface_driver = linuxbridgedhcp_driver = neutron.agent.linux.dhcp.Dnsmasqenable_isolated_metadata = true

　　1.9、编辑/etc/neutron/metadata_agent.ini文件配置metadata插件

/etc/neutron/metadata_agent.ini[DEFAULT]nova_metadata_host = controllermetadata_proxy_shared_secret = ADMIN_PASS

　　2.0、编辑文件/etc/nova/nova.conf配置计算服务使用网络服务

/etc/nova/nova.conf[neutron]url =  =  = passwordproject_domain_name = defaultuser_domain_name = defaultregion_name = RegionOneproject_name = serviceusername = neutronpassword = ADMIN_PASSservice_metadata_proxy = truemetadata_proxy_shared_secret = ADMIN_PASS

三、（控制节点）完成安装，导入数据库表，并启动服务

　　1.1、创建链接文件

ln -s /etc/neutron/plugins/ml2/ml2_conf.ini /etc/neutron/plugin.ini

　　1.2、导入数据库结构

su -s /bin/sh -c "neutron-db-manage --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/ml2_conf.ini upgrade head" neutron

　　1.3、重启计算服务，设置网络服务的开机自启动，并启动网络服务

systemctl restart openstack-nova-api.servicesystemctl enable neutron-server.service neutron-linuxbridge-agent.service neutron-dhcp-agent.service neutron-metadata-agent.servicesystemctl start neutron-server.service neutron-linuxbridge-agent.service neutron-dhcp-agent.service neutron-metadata-agent.servicesystemctl enable neutron-l3-agent.servicesystemctl start neutron-l3-agent.service

四、（计算节点）计算节点安装网络服务

　　1.1、安装软件包

yum install openstack-neutron-linuxbridge ebtables ipset -y

　　1.2、编辑/etc/neutron/neutron.conf文件完成如下项

cp /etc/neutron/neutron.conf{,.bak}grep '^[a-z\[]' /etc/neutron/neutron.conf.bak >/etc/neutron/neutron.conf[DEFAULT]transport_url = rabbit://openstack:ADMIN_PASS@controllerauth_strategy = keystone...[keystone_authtoken]auth_uri =  =  = controller:11211auth_type = passwordproject_domain_name = defaultuser_domain_name = defaultproject_name = serviceusername = neutronpassword = ADMIN_PASS...[oslo_concurrency]lock_path = /var/lib/neutron/tmp

　　1.3、配置linux bridge插件，编辑/etc/neutron/plugins/ml2/linuxbridge_agent.ini完成如下项

cp /etc/neutron/plugins/ml2/linuxbridge_agent.ini{,.bak}grep '^[a-z\[]' /etc/neutron/plugins/ml2/linuxbridge_agent.ini.bak >/etc/neutron/plugins/ml2/linuxbridge_agent.ini[linux_bridge]physical_interface_mappings = provider:ens34  #第二张网卡名...[vxlan]enable_vxlan = truelocal_ip = 172.16.1.31l2_population = true...[securitygroup]enable_security_group = truefirewall_driver = neutron.agent.linux.iptables_firewall.IptablesFirewallDriver

　　1.4、确认内核支持网桥filters并作如下设置，编辑/etc/sysctl.conf增加以下内容

net.bridge.bridge-nf-call-iptables=1net.bridge.bridge-nf-call-ip6tables=1

　　1.5、载入br_netfilter模块

modprobe br_netfilter

　　1.6、从配置文件加载内核参数

sysctl -p　　

　　1.7、配置计算服务使用网络服务/etc/nova/nova.conf

[neutron]url =  =  = passwordproject_domain_name = defaultuser_domain_name = defaultregion_name = RegionOneproject_name = serviceusername = neutronpassword = ADMIN_PASS

　　1.8、完成安装，设置服务

systemctl restart openstack-nova-compute.servicesystemctl enable neutron-linuxbridge-agent.servicesystemctl start neutron-linuxbridge-agent.service

五、（控制节点）验证操作

　　1.1、执行命令验证是否成功启动

neutron-serveropenstack extension list --network

　　1.2、执行命令列出插件，验证网络插件是否成功启动

openstack network agent list

六、打通第二张网卡（用于vxaln隧道的）网络

　　1、修改控制节点第二张网卡

TYPE=EthernetPROXY_METHOD=noneBROWSER_ONLY=noBOOTPROTO=staticDEFROUTE=yesIPV4_FAILURE_FATAL=noIPV6INIT=yesIPV6_AUTOCONF=yesIPV6_DEFROUTE=yesIPV6_FAILURE_FATAL=noIPV6_ADDR_GEN_MODE=stable-privacyNAME=ens34UUID=c7fc6c96-2cf4-4e4e-b0e9-c3d6103c0a02DEVICE=ens34ONBOOT=yesIPADDR="172.16.1.11"NETMASK="255.255.255.0"

　　2、启动单张网卡

ifup ens34ifconfig eth1 172.16.1.11 netmask 255.255.255.0

　　3、修改计算节点第二张网卡

TYPE=EthernetPROXY_METHOD=noneBROWSER_ONLY=noBOOTPROTO=staticDEFROUTE=yesIPV4_FAILURE_FATAL=noIPV6INIT=yesIPV6_AUTOCONF=yesIPV6_DEFROUTE=yesIPV6_FAILURE_FATAL=noIPV6_ADDR_GEN_MODE=stable-privacyNAME=ens34UUID=6346da53-51b2-4bf7-bd01-244df80590dcDEVICE=ens34ONBOOT=yesIPADDR="172.16.1.31"NETMASK="255.255.255.0"

　　4、启动单张网卡

ifup ens34

　　5、验证操作