sriov計算節點轉ovs計算節點指令碼

# cat sriov2ovs.bash

# 關閉物理網絡卡sriov vf的配置
echo '0' > /sys/class/net/ens1f0/device/sriov_numvfs
sed -i '/sriov_numvfs/d' /etc/rc.d/rc.local

# stop neutron-sriov-nic-agent服務，並disable掉，因為要啟用neutron ovs服務
systemctl disable neutron-sriov-nic-agent
systemctl stop neutron-sriov-nic-agent

# 刪除nova.conf sriov直通白名單配置
sed -i '/passthrough_whitelist/d' /etc/nova/nova.conf
systemctl restart openstack-nova-compute

# 物理網絡卡配置
# configure bond
(cat <<HERE
TYPE=Ethernet
BOOTPROTO=none
NAME=ens1f0
DEVICE=ens1f0
ONBOOT=yes
MASTER=bond1
SLAVE=yes

HERE
)> /etc/sysconfig/network-scripts/ifcfg-ens1f0

(cat <<HERE
TYPE=Ethernet
BOOTPROTO=none
NAME=ens1f1
DEVICE=ens1f1
ONBOOT=yes
MASTER=bond1
SLAVE=yes

HERE
)> /etc/sysconfig/network-scripts/ifcfg-ens1f1

(cat <<HERE
BOOTPROTO=none
DEVICE=bond1
ONBOOT=yes
## MTU=1500
TYPE=Bond
BONDING_OPTS="mode=active-backup miimon=100"

HERE
)> /etc/sysconfig/network-scripts/ifcfg-bond1

# 修改對資料包源地址的校驗配置
sed -i '/net\.ipv4\.conf\.all\.rp_filter/d' /etc/rc.d/rc.local
sed -i '/net\.ipv4\.conf\.default\.rp_filter/d' /etc/rc.d/rc.local
sed -i '$a\net.ipv4.conf.all.rp_filter=0' /etc/sysctl.conf
sed -i '$a\net.ipv4.conf.default.rp_filter=0' /etc/sysctl.conf
sysctl -p

# 安裝neutron-openvswitch等服務
yum install -y openstack-neutron openstack-neutron-ml2 openstack-neutron-openvswitch openvswitch

# 配置openvswitch_agent.ini檔案，配置物理網絡卡到網橋的對映，並重啟網路相關服務
# neutron.conf
# /etc/neutron/plugins/ml2/openvswitch_agent.ini
(cat <<HERE
[DEFAULT]

[agent]
extensions = qos

[ovs]
integration_bridge = br-int
bridge_mappings = physnet1:br-prv

[securitygroup]
enable_ipset = true
enable_security_group = true
firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver

HERE
)> /etc/neutron/plugins/ml2/openvswitch_agent.ini

systemctl enableopenvswitch.service
systemctl restartopenvswitch.service
systemctl statusopenvswitch.service

# 增加之前配置物理網絡卡到網橋的對映的網橋和網絡卡連線
ovs-vsctl add-br br-prv
ovs-vsctl add-port br-prv bond1

systemctl enable neutron-openvswitch-agent.service
systemctl restart neutron-openvswitch-agent.service