OpenStack部署-12.neutron计算节点部署 作者: sysit 分类: d 发表于 2018-12-05 209人围观 neutron计算节点根据控制节点的网络插件进行安装。 ## 12.1 安装配置neutron计算节点 ### 12.1.1 选择linuxbridge的计算节点安装 * 安装neutron-linuxbridge ``` # 在全部计算节点安装neutron-linuxbridge服务，以compute1节点为例 [root@compute1 ~]# yum install openstack-neutron-linuxbridge ebtables ipset -y ``` * 配置neutron.conf ``` # 在全部计算节点操作，以computer1节点为例； # 注意“bind_host”参数，根据节点修改； # 注意neutron.conf文件的权限：root:neutron [root@compute1 ~]# cp /etc/neutron/neutron.conf /etc/neutron/neutron.conf.bak [root@compute1 ~]# egrep -v "^$|^#" /etc/neutron/neutron.conf [DEFAULT] debug = False log_dir = /var/log/neutron use_stderr = False bind_host = 10.29.32.11 bind_port = 9696 api_paste_config = /usr/share/neutron/api-paste.ini api_workers = 5 metadata_workers = 5 rpc_workers = 3 rpc_state_report_workers = 3 metadata_proxy_socket = /var/lib/neutron/metadata_proxy interface_driver = linuxbridge allow_overlapping_ips = true core_plugin = ml2 transport_url = rabbit://openstack:password@10.29.32.7:5672,openstack:password@10.29.32.8:5672,openstack:password@10.29.32.9:5672// service_plugins = qos,router,port_forwarding router_distributed = True ipam_driver = internal [nova] auth_url = http://10.29.32.10:35357 auth_type = password project_domain_id = default user_domain_id = default region_name = RegionOne project_name = service username = nova password = novapassword endpoint_type = internal cafile = [oslo_middleware] enable_proxy_headers_parsing = True [oslo_concurrency] lock_path = /var/lib/neutron/tmp [agent] root_helper = sudo neutron-rootwrap /etc/neutron/rootwrap.conf [database] connection = mysql+pymysql://neutron:neutronpassword@10.29.32.10:3306/neutron max_retries = -1 [keystone_authtoken] www_authenticate_uri = http://10.29.32.10:5000 auth_url = http://10.29.32.10:35357 auth_type = password project_domain_id = default user_domain_id = default project_name = service username = neutron password = neutronpassword cafile = memcached_servers = 10.29.32.7:11211,10.29.32.8:11211,10.29.32.9:11211 [placement] auth_type = password auth_url = http://10.29.32.10:35357 username = placement password = placementpassword user_domain_name = Default project_name = service project_domain_name = Default os_region_name = RegionOne os_interface = internal cafile = [privsep] helper_command = sudo neutron-rootwrap /etc/neutron/rootwrap.conf privsep-helper ``` * 配置linuxbridge_agent.ini ``` # 在全部计算节点操作，以compute1节点为例； # linuxbridge_agent.ini文件的权限：root:neutron [root@compute1 ~]# cp /etc/neutron/plugins/ml2/linuxbridge_agent.ini /etc/neutron/plugins/ml2/linuxbridge_agent.ini.bak [root@compute1 ~]# egrep -v "^$|^#" /etc/neutron/plugins/ml2/linuxbridge_agent.ini [DEFAULT] [agent] extensions = qos [linux_bridge] physical_interface_mappings = external:eth0 [network_log] [securitygroup] enable_security_group = true firewall_driver = neutron.agent.linux.iptables_firewall.IptablesFirewallDriver [vxlan] enable_vxlan = true local_ip = 10.29.32.11 l2_population = true ``` * 配置内核参数 ``` [root@compute1 ~]# modprobe br_netfilter [root@compute1 ~]# cat >> /etc/sysctl.conf<<'EOF' net.bridge.bridge-nf-call-iptables = 1 net.bridge.bridge-nf-call-ip6tables = 1 EOF sysctl -p ``` ### 12.1.2 选择openvswitch的计算节点安装 * 安装neutron-openvswitch ``` # 在全部计算节点安装neutron-openvswitch服务，以compute1节点为例 [root@compute1 ~]# yum install openstack-neutron openstack-neutron-openvswitch openstack-neutron-ml2 -y ``` * 配置neutron.conf ``` # 在全部计算节点操作，以computer1节点为例； # 注意“bind_host”参数，根据节点修改； # 注意neutron.conf文件的权限：root:neutron [root@compute1 ~]# cp /etc/neutron/neutron.conf /etc/neutron/neutron.conf.bak [root@compute1 ~]# egrep -v "^$|^#" /etc/neutron/neutron.conf [DEFAULT] debug = False log_dir = /var/log/neutron use_stderr = False bind_host = 10.29.32.11 bind_port = 9696 api_paste_config = /usr/share/neutron/api-paste.ini api_workers = 4 metadata_workers = 4 rpc_workers = 3 rpc_state_report_workers = 3 metadata_proxy_socket = /var/lib/neutron/metadata_proxy interface_driver = openvswitch allow_overlapping_ips = true core_plugin = ml2 service_plugins = qos,router,port_forwarding dhcp_agents_per_network = 2 l3_ha = true max_l3_agents_per_router = 3 transport_url = rabbit://openstack:password@10.29.32.7:5672,openstack:password@10.29.32.8:5672,openstack:password@10.29.32.9:5672// router_distributed = True dns_domain = cloud.bbdops.com [nova] auth_url = http://10.29.32.10:5000 auth_type = password project_domain_id = default user_domain_id = default region_name = RegionOne project_name = service username = nova password = novapassword endpoint_type = internal cafile = [oslo_middleware] enable_proxy_headers_parsing = True [oslo_concurrency] lock_path = /var/lib/neutron/tmp [agent] root_helper = sudo neutron-rootwrap /etc/neutron/rootwrap.conf [database] connection = mysql+pymysql://neutron:neutronpassword@10.29.32.10:3306/neutron max_retries = -1 [keystone_authtoken] www_authenticate_uri = http://10.29.32.10:5000 auth_url = http://10.29.32.10:5000 auth_type = password project_domain_id = default user_domain_id = default project_name = service username = neutron password = neutronpassword cafile = memcache_security_strategy = ENCRYPT memcache_secret_key = VAn1VkFjNTdLzIyrWKXSGk4VTcsxx7Mr4rZssLa3 memcached_servers = 10.29.32.7:11211,10.29.32.8:11211,10.29.32.9:11211 [placement] auth_type = password auth_url = http://10.29.32.10:5000 username = placement password = placementpassword user_domain_name = Default project_name = service project_domain_name = Default os_region_name = RegionOne os_interface = internal cafile = [privsep] helper_command = sudo neutron-rootwrap /etc/neutron/rootwrap.conf privsep-helper ``` * 配置openvswitch_agent.ini ``` # 在全部计算节点操作，以compute1节点为例； # linuxbridge_agent.ini文件的权限：root:neutron [root@compute1 ~]# cp /etc/neutron/plugins/ml2/openvswitch_agent.ini /etc/neutron/plugins/ml2/openvswitch_agent.ini.bak [root@compute1 ~]# egrep -v "^$|^#" /etc/neutron/plugins/ml2/openvswitch_agent.ini [agent] tunnel_types = vxlan l2_population = true arp_responder = true enable_distributed_routing = True extensions = qos [securitygroup] firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver [ovs] bridge_mappings = external:br-ex datapath_type = system ovsdb_connection = tcp:127.0.0.1:6640 local_ip = 172.17.32.11 ``` > local_ip是作为vxlan的网络的ip，前述部署图未显示IP * 创建网卡 ``` # 在全部计算节点操作，以compute1节点为例； [root@compute1 ~]# systemctl enable openvswitch [root@compute1 ~]# systemctl start openvswitch [root@compute1 ~]# ovs-vsctl add-br br-ex [root@compute1 ~]# ovs-vsctl add-port br-ex eth0 [root@compute1 ~]# ovs-vsctl show ``` * 网卡（可选） ``` # CentOS8 替换NetworkManager为network-scripts sudo dnf -y install network-scripts sudo systemctl enable network sudo systemctl disable NetworkManager #可选，其他业务需要复用外网网卡时可配置，否则默认服务器此网卡不通 [root@compute1 ~]# cd /etc/sysconfig/network-scripts/ [root@compute1 network-scripts]# cp ifcfg-eth0 ifcfg-br-ex [root@compute1 network-scripts]# cat ifcfg-eth0 DEVICE=eth0 TYPE=OVSPort DEVICETYPE=ovs NAME=eth0 OVS_BRIDGE=br-ex ONBOOT=yes [root@compute1 network-scripts]# cat ifcfg-br-ex DEVICE=br-ex DEVICETYPE=ovs TYPE=OVSBridge PROXY_METHOD=none BROWSER_ONLY=no BOOTPROTO=none DEFROUTE=no IPADDR=192.168.81.129 NETMASK=255.255.255.0 GATEWAY=192.168.81.1 ONBOOT=yes [root@compute network-scripts]# systemctl restart network ``` * 配置内核参数 ``` [root@compute1 ~]# modprobe br_netfilter [root@compute1 ~]# cat >> /etc/sysctl.conf<<'EOF' net.bridge.bridge-nf-call-iptables = 1 net.bridge.bridge-nf-call-ip6tables = 1 EOF sysctl -p ``` * 配置l3，实现分布式 ``` # 在全部计算节点操作，以compute1节点为例； # l3_agent.ini文件的权限：root:neutron [root@compute1 ~]# cp /etc/neutron/l3_agent.ini /etc/neutron/l3_agent.ini.bak [root@compute1 ~]# egrep -v "^$|^#" /etc/neutron/l3_agent.ini [DEFAULT] agent_mode = dvr ha_vrrp_health_check_interval = 5 [agent] extensions = qos,port_forwarding [ovs] ovsdb_connection = tcp:127.0.0.1:6640 ``` * metadata agent配置（可选，实际控制节点的metadata足够） ``` # 在全部计算节点操作，以compute1节点为例； # metadata_proxy_shared_secret：与/etc/nova/nova.conf文件中参数一致； # metadata_agent.ini文件的权限：root:neutron [root@compute1 ~]# cp /etc/neutron/metadata_agent.ini /etc/neutron/metadata_agent.ini.bak [root@compute1 ~]# egrep -v "^$|^#" /etc/neutron/metadata_agent.ini [DEFAULT] nova_metadata_host = 10.29.32.10 metadata_proxy_shared_secret = METADATA_SECRET nova_metadata_port = 8775 nova_metadata_protocol = http [agent] [cache] ``` ## 12.2 compute network配置 ``` # 在全部计算节点操作，以compute1节点为例； # 配置只涉及nova.conf的“[neutron]”字段 [root@compute1 ~]#vi /etc/nova/nova.conf [neutron] url = http://10.29.32.10:9696 auth_url = http://10.29.32.10:5000 auth_type = password project_domain_name = default user_domain_name = default region_name = RegionOne project_name = service username = neutron password = neutronpassword ``` ## 12.3 启动服务 ``` # nova.conf文件已变更，首先需要重启全部计算节点的nova服务 [root@compute1 ~]# systemctl restart openstack-nova-compute.service # neutron-linuxbridge-agent # 启动 [root@compute1 ~]# systemctl enable neutron-linuxbridge-agent.service [root@compute1 ~]# systemctl restart neutron-linuxbridge-agent.service [root@compute1 ~]# systemctl enable neutron-l3-agent.service [root@compute1 ~]# systemctl start neutron-l3-agent.service [root@compute1 ~]# systemctl enable neutron-metadata-agent.service [root@compute1 ~]# systemctl start neutron-metadata-agent.service # neutron-openvswitch-agent # 启动 [root@compute1 ~]# systemctl enable neutron-openvswitch-agent.service [root@compute1 ~]# systemctl restart neutron-openvswitch-agent.service [root@compute1 ~]# systemctl enable neutron-l3-agent.service [root@compute1 ~]# systemctl start neutron-l3-agent.service [root@compute1 ~]# systemctl enable neutron-metadata-agent.service [root@compute1 ~]# systemctl start neutron-metadata-agent.service ``` ## 12.4 验证 ``` # 任意控制节点（或具备客户端的节点）操作 [root@controller1 ~]# . admin-openrc # 查看neutron相关的agent; # 或：openstack network agent list --agent-type linux-bridge # 或：openstack network agent list --agent-type openvswitch-switch [root@controller1 ~]# openstack network agent list +--------------------------------------+--------------------+----------------------+-------------------+-------+-------+---------------------------+ | ID | Agent Type | Host | Availability Zone | Alive | State | Binary | +--------------------------------------+--------------------+----------------------+-------------------+-------+-------+---------------------------+ | 0118da68-c9c5-47d7-b689-ea5305418b7c | Linux bridge agent | controller3.sysit.cn | None | :-) | UP | neutron-linuxbridge-agent | | 2594135f-9cf3-4fe2-ae71-05af80f795bc | DHCP agent | controller1.sysit.cn | nova | :-) | UP | neutron-dhcp-agent | | 4330317e-1d54-49e6-931e-65428681bec3 | DHCP agent | controller2.sysit.cn | nova | :-) | UP | neutron-dhcp-agent | | 46ade225-a5ae-4cf0-83f6-dc1ee23221b2 | Metadata agent | controller3.sysit.cn | None | :-) | UP | neutron-metadata-agent | | 549fc1ce-e13c-46d8-b7da-5c7e1a77ef7f | Metadata agent | controller1.sysit.cn | None | :-) | UP | neutron-metadata-agent | | 76eceacf-d5a1-475a-8034-6a31844c9199 | Linux bridge agent | controller2.sysit.cn | None | :-) | UP | neutron-linuxbridge-agent | | 8493ec2a-e0d7-431b-81cd-f4d646f71b1a | L3 agent | controller3.sysit.cn | nova | :-) | UP | neutron-l3-agent | | 88370274-c52d-4b8c-9a28-df600f08fdb0 | Metadata agent | controller2.sysit.cn | None | :-) | UP | neutron-metadata-agent | | 8ab788b3-de26-4e90-b179-94ee8e5af16b | L3 agent | controller1.sysit.cn | nova | :-) | UP | neutron-l3-agent | | 8aed4314-c4ea-4a10-bea6-24fc0f87bc29 | Linux bridge agent | controller1.sysit.cn | None | :-) | UP | neutron-linuxbridge-agent | | c81ee0d1-935b-41ec-9a46-8c34da547a7e | DHCP agent | controller3.sysit.cn | nova | :-) | UP | neutron-dhcp-agent | | e6a0b698-bbd0-4b39-8eee-20c8e787b1d3 | Linux bridge agent | compute1.sysit.cn | None | :-) | UP | neutron-linuxbridge-agent | | f959a74a-1ef6-425f-839d-2cbb5d71e04b | L3 agent | controller2.sysit.cn | nova | :-) | UP | neutron-l3-agent | +--------------------------------------+--------------------+-------+-------------------+-------+-------+---------------------------+ ``` 如果觉得我的文章对您有用，请随意赞赏。您的支持将鼓励我继续创作！ 赞赏支持
