110 lines
3.6 KiB
Bash
110 lines
3.6 KiB
Bash
#!/bin/bash
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#
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# common functions for ovs based plugin
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# -------------------------------------
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# Save trace setting
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OVSB_XTRACE=$(set +o | grep xtrace)
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set +o xtrace
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OVS_BRIDGE=${OVS_BRIDGE:-br-int}
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PUBLIC_BRIDGE=${PUBLIC_BRIDGE:-br-ex}
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OVS_DATAPATH_TYPE=${OVS_DATAPATH_TYPE:-""}
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function is_neutron_ovs_base_plugin {
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# Yes, we use OVS.
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return 0
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}
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function _neutron_ovs_base_setup_bridge {
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local bridge=$1
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neutron-ovs-cleanup
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sudo ovs-vsctl --no-wait -- --may-exist add-br $bridge
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if [[ $OVS_DATAPATH_TYPE != "" ]]; then
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sudo ovs-vsctl set Bridge $bridge datapath_type=${OVS_DATAPATH_TYPE}
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fi
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sudo ovs-vsctl --no-wait br-set-external-id $bridge bridge-id $bridge
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}
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function neutron_ovs_base_cleanup {
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# remove all OVS ports that look like Neutron created ports
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for port in $(sudo ovs-vsctl list port | grep -o -e tap[0-9a-f\-]* -e q[rg]-[0-9a-f\-]*); do
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sudo ovs-vsctl del-port ${port}
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done
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# remove all OVS bridges created by Neutron
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for bridge in $(sudo ovs-vsctl list-br | grep -o -e ${OVS_BRIDGE} -e ${PUBLIC_BRIDGE}); do
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sudo ovs-vsctl del-br ${bridge}
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done
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}
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function _neutron_ovs_base_install_ubuntu_dkms {
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# install Dynamic Kernel Module Support packages if needed
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local kernel_version=$(uname -r)
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local kernel_major_minor=`echo $kernel_version | cut -d. -f1-2`
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# From kernel 3.13 on, openvswitch-datapath-dkms is not needed
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if [ `vercmp_numbers "$kernel_major_minor" "3.13"` -lt "0" ]; then
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install_package "dkms openvswitch-datapath-dkms linux-headers-$kernel_version"
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fi
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}
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function _neutron_ovs_base_install_agent_packages {
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# Install deps
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install_package $(get_packages "openvswitch")
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if is_ubuntu; then
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_neutron_ovs_base_install_ubuntu_dkms
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restart_service openvswitch-switch
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elif is_fedora; then
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restart_service openvswitch
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elif is_suse; then
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restart_service openvswitch-switch
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fi
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}
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function _neutron_ovs_base_configure_debug_command {
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if [ "$Q_USE_PROVIDERNET_FOR_PUBLIC" = "True" ]; then
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iniset $NEUTRON_TEST_CONFIG_FILE DEFAULT external_network_bridge ""
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else
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iniset $NEUTRON_TEST_CONFIG_FILE DEFAULT external_network_bridge $PUBLIC_BRIDGE
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fi
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}
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function _neutron_ovs_base_configure_firewall_driver {
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if [[ "$Q_USE_SECGROUP" == "True" ]]; then
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iniset /$Q_PLUGIN_CONF_FILE securitygroup firewall_driver neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
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else
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iniset /$Q_PLUGIN_CONF_FILE securitygroup firewall_driver neutron.agent.firewall.NoopFirewallDriver
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fi
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}
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function _neutron_ovs_base_configure_l3_agent {
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if [ "$Q_USE_PROVIDERNET_FOR_PUBLIC" = "True" ]; then
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iniset $Q_L3_CONF_FILE DEFAULT external_network_bridge ""
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else
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iniset $Q_L3_CONF_FILE DEFAULT external_network_bridge $PUBLIC_BRIDGE
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fi
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neutron-ovs-cleanup
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if [[ "$Q_USE_PUBLIC_VETH" = "True" ]]; then
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ip link show $Q_PUBLIC_VETH_INT > /dev/null 2>&1 ||
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sudo ip link add $Q_PUBLIC_VETH_INT type veth \
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peer name $Q_PUBLIC_VETH_EX
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sudo ip link set $Q_PUBLIC_VETH_INT up
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sudo ip link set $Q_PUBLIC_VETH_EX up
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sudo ip addr flush dev $Q_PUBLIC_VETH_EX
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else
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# --no-wait causes a race condition if $PUBLIC_BRIDGE is not up when ip addr flush is called
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sudo ovs-vsctl -- --may-exist add-br $PUBLIC_BRIDGE
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sudo ovs-vsctl br-set-external-id $PUBLIC_BRIDGE bridge-id $PUBLIC_BRIDGE
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# ensure no IP is configured on the public bridge
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sudo ip addr flush dev $PUBLIC_BRIDGE
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fi
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}
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function _neutron_ovs_base_configure_nova_vif_driver {
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:
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}
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# Restore xtrace
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$OVSB_XTRACE
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