Support for the ml2 quantum plugin.

Support is added for configuring devstack to use quantum's Modular L2
plugin, ml2. See https://review.openstack.org/#/c/20105/ and the
blueprint for details. Either the openvswitch or linuxbridge L2 agent
can be used with the ml2 plugin (or both in combination on different
nodes). Code configurating devstack for these L2 agents has been moved
into separate files so it can be shared between ml2 and the existing
monolithic plugins.

To use ml2 in devstack, set Q_PLUGIN=ml2 in localrc. By default it
will use the openvswitch L2 agent. To use ml2 with the linuxbridge
agent, also set Q_AGENT=linuxbridge in localrc. The local, flat, and
vlan network types are supported with either agent. Support for
openvswitch's gre network type is not yet implemented in ml2.

Note that ml2 does not yet return a useful value for binding:vif_type,
so nova's GenricVIFDriver cannot currently be used. If using the
linuxbridge agent, work around this by setting
NOVA_VIF_DRIVER=nova.virt.libvirt.vif.LinuxBridgeVIFDriver in localrc.

Implements: blueprint modular-l2
Change-Id: Ib3ed039d25295cf1ab268536cec408af8cd3795a
This commit is contained in:
Bob Kukura 2013-04-23 16:28:24 -04:00
parent 7e37b7314d
commit c9b0f1abaa
5 changed files with 243 additions and 161 deletions

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@ -5,19 +5,6 @@
MY_XTRACE=$(set +o | grep xtrace) MY_XTRACE=$(set +o | grep xtrace)
set +o xtrace set +o xtrace
function is_quantum_ovs_base_plugin() {
# linuxbridge doesn't use OVS
return 1
}
function quantum_plugin_create_nova_conf() {
NOVA_VIF_DRIVER=${NOVA_VIF_DRIVER:-"nova.virt.libvirt.vif.LibvirtGenericVIFDriver"}
}
function quantum_plugin_install_agent_packages() {
install_package bridge-utils
}
function quantum_plugin_configure_common() { function quantum_plugin_configure_common() {
Q_PLUGIN_CONF_PATH=etc/quantum/plugins/linuxbridge Q_PLUGIN_CONF_PATH=etc/quantum/plugins/linuxbridge
Q_PLUGIN_CONF_FILENAME=linuxbridge_conf.ini Q_PLUGIN_CONF_FILENAME=linuxbridge_conf.ini
@ -25,37 +12,6 @@ function quantum_plugin_configure_common() {
Q_PLUGIN_CLASS="quantum.plugins.linuxbridge.lb_quantum_plugin.LinuxBridgePluginV2" Q_PLUGIN_CLASS="quantum.plugins.linuxbridge.lb_quantum_plugin.LinuxBridgePluginV2"
} }
function quantum_plugin_configure_debug_command() {
iniset $QUANTUM_TEST_CONFIG_FILE DEFAULT external_network_bridge
}
function quantum_plugin_configure_dhcp_agent() {
iniset $Q_DHCP_CONF_FILE DEFAULT dhcp_agent_manager quantum.agent.dhcp_agent.DhcpAgentWithStateReport
}
function quantum_plugin_configure_l3_agent() {
iniset $Q_L3_CONF_FILE DEFAULT external_network_bridge
iniset $Q_L3_CONF_FILE DEFAULT l3_agent_manager quantum.agent.l3_agent.L3NATAgentWithStateReport
}
function quantum_plugin_configure_plugin_agent() {
# Setup physical network interface mappings. Override
# ``LB_VLAN_RANGES`` and ``LB_INTERFACE_MAPPINGS`` in ``localrc`` for more
# complex physical network configurations.
if [[ "$LB_INTERFACE_MAPPINGS" = "" ]] && [[ "$PHYSICAL_NETWORK" != "" ]] && [[ "$LB_PHYSICAL_INTERFACE" != "" ]]; then
LB_INTERFACE_MAPPINGS=$PHYSICAL_NETWORK:$LB_PHYSICAL_INTERFACE
fi
if [[ "$LB_INTERFACE_MAPPINGS" != "" ]]; then
iniset /$Q_PLUGIN_CONF_FILE LINUX_BRIDGE physical_interface_mappings $LB_INTERFACE_MAPPINGS
fi
if [[ "$Q_USE_SECGROUP" == "True" ]]; then
iniset /$Q_PLUGIN_CONF_FILE SECURITYGROUP firewall_driver quantum.agent.linux.iptables_firewall.IptablesFirewallDriver
else
iniset /$Q_PLUGIN_CONF_FILE SECURITYGROUP firewall_driver quantum.agent.firewall.NoopFirewallDriver
fi
AGENT_BINARY="$QUANTUM_DIR/bin/quantum-linuxbridge-agent"
}
function quantum_plugin_configure_service() { function quantum_plugin_configure_service() {
if [[ "$ENABLE_TENANT_VLANS" = "True" ]]; then if [[ "$ENABLE_TENANT_VLANS" = "True" ]]; then
iniset /$Q_PLUGIN_CONF_FILE VLANS tenant_network_type vlan iniset /$Q_PLUGIN_CONF_FILE VLANS tenant_network_type vlan
@ -81,19 +37,10 @@ function quantum_plugin_configure_service() {
fi fi
} }
function quantum_plugin_setup_interface_driver() {
local conf_file=$1
iniset $conf_file DEFAULT interface_driver quantum.agent.linux.interface.BridgeInterfaceDriver
}
function has_quantum_plugin_security_group() { function has_quantum_plugin_security_group() {
# 0 means True here # 0 means True here
return 0 return 0
} }
function quantum_plugin_check_adv_test_requirements() {
is_service_enabled q-agt && is_service_enabled q-dhcp && return 0
}
# Restore xtrace # Restore xtrace
$MY_XTRACE $MY_XTRACE

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@ -0,0 +1,62 @@
# Quantum Linux Bridge L2 agent
# -----------------------------
# Save trace setting
PLUGIN_XTRACE=$(set +o | grep xtrace)
set +o xtrace
function is_quantum_ovs_base_plugin() {
# linuxbridge doesn't use OVS
return 1
}
function quantum_plugin_create_nova_conf() {
NOVA_VIF_DRIVER=${NOVA_VIF_DRIVER:-"nova.virt.libvirt.vif.LibvirtGenericVIFDriver"}
}
function quantum_plugin_install_agent_packages() {
install_package bridge-utils
}
function quantum_plugin_configure_debug_command() {
iniset $QUANTUM_TEST_CONFIG_FILE DEFAULT external_network_bridge
}
function quantum_plugin_configure_dhcp_agent() {
iniset $Q_DHCP_CONF_FILE DEFAULT dhcp_agent_manager quantum.agent.dhcp_agent.DhcpAgentWithStateReport
}
function quantum_plugin_configure_l3_agent() {
iniset $Q_L3_CONF_FILE DEFAULT external_network_bridge
iniset $Q_L3_CONF_FILE DEFAULT l3_agent_manager quantum.agent.l3_agent.L3NATAgentWithStateReport
}
function quantum_plugin_configure_plugin_agent() {
# Setup physical network interface mappings. Override
# ``LB_VLAN_RANGES`` and ``LB_INTERFACE_MAPPINGS`` in ``localrc`` for more
# complex physical network configurations.
if [[ "$LB_INTERFACE_MAPPINGS" = "" ]] && [[ "$PHYSICAL_NETWORK" != "" ]] && [[ "$LB_PHYSICAL_INTERFACE" != "" ]]; then
LB_INTERFACE_MAPPINGS=$PHYSICAL_NETWORK:$LB_PHYSICAL_INTERFACE
fi
if [[ "$LB_INTERFACE_MAPPINGS" != "" ]]; then
iniset /$Q_PLUGIN_CONF_FILE LINUX_BRIDGE physical_interface_mappings $LB_INTERFACE_MAPPINGS
fi
if [[ "$Q_USE_SECGROUP" == "True" ]]; then
iniset /$Q_PLUGIN_CONF_FILE SECURITYGROUP firewall_driver quantum.agent.linux.iptables_firewall.IptablesFirewallDriver
else
iniset /$Q_PLUGIN_CONF_FILE SECURITYGROUP firewall_driver quantum.agent.firewall.NoopFirewallDriver
fi
AGENT_BINARY="$QUANTUM_DIR/bin/quantum-linuxbridge-agent"
}
function quantum_plugin_setup_interface_driver() {
local conf_file=$1
iniset $conf_file DEFAULT interface_driver quantum.agent.linux.interface.BridgeInterfaceDriver
}
function quantum_plugin_check_adv_test_requirements() {
is_service_enabled q-agt && is_service_enabled q-dhcp && return 0
}
# Restore xtrace
$PLUGIN_XTRACE

62
lib/quantum_plugins/ml2 Normal file
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@ -0,0 +1,62 @@
# Quantum Modular Layer 2 plugin
# ------------------------------
# Save trace setting
MY_XTRACE=$(set +o | grep xtrace)
set +o xtrace
# Default openvswitch L2 agent
Q_AGENT=${Q_AGENT:-openvswitch}
source $TOP_DIR/lib/quantum_plugins/${Q_AGENT}_agent
function quantum_plugin_configure_common() {
Q_PLUGIN_CONF_PATH=etc/quantum/plugins/ml2
Q_PLUGIN_CONF_FILENAME=ml2_conf.ini
Q_DB_NAME="quantum_ml2"
Q_PLUGIN_CLASS="quantum.plugins.ml2.plugin.Ml2Plugin"
}
function quantum_plugin_configure_service() {
if [[ "$ENABLE_TENANT_TUNNELS" = "True" ]]; then
iniset /$Q_PLUGIN_CONF_FILE ml2 tenant_network_types gre
iniset /$Q_PLUGIN_CONF_FILE ml2_type_gre tunnel_id_ranges $TENANT_TUNNEL_RANGES
elif [[ "$ENABLE_TENANT_VLANS" = "True" ]]; then
iniset /$Q_PLUGIN_CONF_FILE ml2 tenant_network_types vlan
else
echo "WARNING - The ml2 plugin is using local tenant networks, with no connectivity between hosts."
fi
# Override ``ML2_VLAN_RANGES`` and any needed agent configuration
# variables in ``localrc`` for more complex physical network
# configurations.
if [[ "$ML2_VLAN_RANGES" = "" ]] && [[ "$PHYSICAL_NETWORK" != "" ]]; then
ML2_VLAN_RANGES=$PHYSICAL_NETWORK
if [[ "$TENANT_VLAN_RANGE" != "" ]]; then
ML2_VLAN_RANGES=$ML2_VLAN_RANGES:$TENANT_VLAN_RANGE
fi
fi
if [[ "$ML2_VLAN_RANGES" != "" ]]; then
iniset /$Q_PLUGIN_CONF_FILE ml2_type_vlan network_vlan_ranges $ML2_VLAN_RANGES
fi
# REVISIT(rkukura): Setting firewall_driver here for
# quantum.agent.securitygroups_rpc.is_firewall_enabled() which is
# used in the server, in case no L2 agent is configured on the
# server's node. If an L2 agent is configured, this will get
# overridden with the correct driver. The ml2 plugin should
# instead use its own config variable to indicate whether security
# groups is enabled, and that will need to be set here instead.
if [[ "$Q_USE_SECGROUP" == "True" ]]; then
iniset /$Q_PLUGIN_CONF_FILE SECURITYGROUP firewall_driver quantum.agent.not.a.real.FirewallDriver
else
iniset /$Q_PLUGIN_CONF_FILE SECURITYGROUP firewall_driver quantum.agent.firewall.NoopFirewallDriver
fi
}
function has_quantum_plugin_security_group() {
return 0
}
# Restore xtrace
$MY_XTRACE

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@ -1,25 +1,11 @@
# Quantum Open vSwtich plugin # Quantum Open vSwitch plugin
# --------------------------- # ---------------------------
# Save trace setting # Save trace setting
MY_XTRACE=$(set +o | grep xtrace) MY_XTRACE=$(set +o | grep xtrace)
set +o xtrace set +o xtrace
source $TOP_DIR/lib/quantum_plugins/ovs_base source $TOP_DIR/lib/quantum_plugins/openvswitch_agent
function quantum_plugin_create_nova_conf() {
_quantum_ovs_base_configure_nova_vif_driver
if [ "$VIRT_DRIVER" = 'xenserver' ]; then
iniset $NOVA_CONF DEFAULT xenapi_vif_driver nova.virt.xenapi.vif.XenAPIOpenVswitchDriver
iniset $NOVA_CONF DEFAULT xenapi_ovs_integration_bridge $XEN_INTEGRATION_BRIDGE
# Disable nova's firewall so that it does not conflict with quantum
iniset $NOVA_CONF DEFAULT firewall_driver nova.virt.firewall.NoopFirewallDriver
fi
}
function quantum_plugin_install_agent_packages() {
_quantum_ovs_base_install_agent_packages
}
function quantum_plugin_configure_common() { function quantum_plugin_configure_common() {
Q_PLUGIN_CONF_PATH=etc/quantum/plugins/openvswitch Q_PLUGIN_CONF_PATH=etc/quantum/plugins/openvswitch
@ -28,89 +14,6 @@ function quantum_plugin_configure_common() {
Q_PLUGIN_CLASS="quantum.plugins.openvswitch.ovs_quantum_plugin.OVSQuantumPluginV2" Q_PLUGIN_CLASS="quantum.plugins.openvswitch.ovs_quantum_plugin.OVSQuantumPluginV2"
} }
function quantum_plugin_configure_debug_command() {
_quantum_ovs_base_configure_debug_command
}
function quantum_plugin_configure_dhcp_agent() {
iniset $Q_DHCP_CONF_FILE DEFAULT dhcp_agent_manager quantum.agent.dhcp_agent.DhcpAgentWithStateReport
}
function quantum_plugin_configure_l3_agent() {
_quantum_ovs_base_configure_l3_agent
iniset $Q_L3_CONF_FILE DEFAULT l3_agent_manager quantum.agent.l3_agent.L3NATAgentWithStateReport
}
function quantum_plugin_configure_plugin_agent() {
# Setup integration bridge
_quantum_ovs_base_setup_bridge $OVS_BRIDGE
_quantum_ovs_base_configure_firewall_driver
# Setup agent for tunneling
if [[ "$OVS_ENABLE_TUNNELING" = "True" ]]; then
# Verify tunnels are supported
# REVISIT - also check kernel module support for GRE and patch ports
OVS_VERSION=`ovs-vsctl --version | head -n 1 | awk '{print $4;}'`
if [ $OVS_VERSION \< "1.4" ] && ! is_service_enabled q-svc ; then
die $LINENO "You are running OVS version $OVS_VERSION. OVS 1.4+ is required for tunneling between multiple hosts."
fi
iniset /$Q_PLUGIN_CONF_FILE OVS enable_tunneling True
iniset /$Q_PLUGIN_CONF_FILE OVS local_ip $HOST_IP
fi
# Setup physical network bridge mappings. Override
# ``OVS_VLAN_RANGES`` and ``OVS_BRIDGE_MAPPINGS`` in ``localrc`` for more
# complex physical network configurations.
if [[ "$OVS_BRIDGE_MAPPINGS" = "" ]] && [[ "$PHYSICAL_NETWORK" != "" ]] && [[ "$OVS_PHYSICAL_BRIDGE" != "" ]]; then
OVS_BRIDGE_MAPPINGS=$PHYSICAL_NETWORK:$OVS_PHYSICAL_BRIDGE
# Configure bridge manually with physical interface as port for multi-node
sudo ovs-vsctl --no-wait -- --may-exist add-br $OVS_PHYSICAL_BRIDGE
fi
if [[ "$OVS_BRIDGE_MAPPINGS" != "" ]]; then
iniset /$Q_PLUGIN_CONF_FILE OVS bridge_mappings $OVS_BRIDGE_MAPPINGS
fi
AGENT_BINARY="$QUANTUM_DIR/bin/quantum-openvswitch-agent"
if [ "$VIRT_DRIVER" = 'xenserver' ]; then
# Make a copy of our config for domU
sudo cp /$Q_PLUGIN_CONF_FILE "/$Q_PLUGIN_CONF_FILE.domu"
# Deal with Dom0's L2 Agent:
Q_RR_DOM0_COMMAND="$QUANTUM_DIR/bin/quantum-rootwrap-xen-dom0 $Q_RR_CONF_FILE"
# For now, duplicate the xen configuration already found in nova.conf
iniset $Q_RR_CONF_FILE XENAPI xenapi_connection_url "$XENAPI_CONNECTION_URL"
iniset $Q_RR_CONF_FILE XENAPI xenapi_connection_username "$XENAPI_USER"
iniset $Q_RR_CONF_FILE XENAPI xenapi_connection_password "$XENAPI_PASSWORD"
# Under XS/XCP, the ovs agent needs to target the dom0
# integration bridge. This is enabled by using a root wrapper
# that executes commands on dom0 via a XenAPI plugin.
iniset /$Q_PLUGIN_CONF_FILE AGENT root_helper "$Q_RR_DOM0_COMMAND"
# Set "physical" mapping
iniset /$Q_PLUGIN_CONF_FILE OVS bridge_mappings "physnet1:$FLAT_NETWORK_BRIDGE"
# XEN_INTEGRATION_BRIDGE is the integration bridge in dom0
iniset /$Q_PLUGIN_CONF_FILE OVS integration_bridge $XEN_INTEGRATION_BRIDGE
# Set up domU's L2 agent:
# Create a bridge "br-$GUEST_INTERFACE_DEFAULT"
sudo ovs-vsctl --no-wait -- --may-exist add-br "br-$GUEST_INTERFACE_DEFAULT"
# Add $GUEST_INTERFACE_DEFAULT to that bridge
sudo ovs-vsctl add-port "br-$GUEST_INTERFACE_DEFAULT" $GUEST_INTERFACE_DEFAULT
# Set bridge mappings to "physnet1:br-$GUEST_INTERFACE_DEFAULT"
iniset "/$Q_PLUGIN_CONF_FILE.domU" OVS bridge_mappings "physnet1:br-$GUEST_INTERFACE_DEFAULT"
# Set integration bridge to domU's
iniset "/$Q_PLUGIN_CONF_FILE.domU" OVS integration_bridge $OVS_BRIDGE
# Set root wrap
iniset "/$Q_PLUGIN_CONF_FILE.domU" AGENT root_helper "$Q_RR_COMMAND"
fi
}
function quantum_plugin_configure_service() { function quantum_plugin_configure_service() {
if [[ "$ENABLE_TENANT_TUNNELS" = "True" ]]; then if [[ "$ENABLE_TENANT_TUNNELS" = "True" ]]; then
iniset /$Q_PLUGIN_CONF_FILE OVS tenant_network_type gre iniset /$Q_PLUGIN_CONF_FILE OVS tenant_network_type gre
@ -141,18 +44,9 @@ function quantum_plugin_configure_service() {
_quantum_ovs_base_configure_firewall_driver _quantum_ovs_base_configure_firewall_driver
} }
function quantum_plugin_setup_interface_driver() {
local conf_file=$1
iniset $conf_file DEFAULT interface_driver quantum.agent.linux.interface.OVSInterfaceDriver
}
function has_quantum_plugin_security_group() { function has_quantum_plugin_security_group() {
return 0 return 0
} }
function quantum_plugin_check_adv_test_requirements() {
is_service_enabled q-agt && is_service_enabled q-dhcp && return 0
}
# Restore xtrace # Restore xtrace
$MY_XTRACE $MY_XTRACE

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@ -0,0 +1,117 @@
# Quantum Open vSwitch L2 agent
# -----------------------------
# Save trace setting
PLUGIN_XTRACE=$(set +o | grep xtrace)
set +o xtrace
source $TOP_DIR/lib/quantum_plugins/ovs_base
function quantum_plugin_create_nova_conf() {
_quantum_ovs_base_configure_nova_vif_driver
if [ "$VIRT_DRIVER" = 'xenserver' ]; then
iniset $NOVA_CONF DEFAULT xenapi_vif_driver nova.virt.xenapi.vif.XenAPIOpenVswitchDriver
iniset $NOVA_CONF DEFAULT xenapi_ovs_integration_bridge $XEN_INTEGRATION_BRIDGE
# Disable nova's firewall so that it does not conflict with quantum
iniset $NOVA_CONF DEFAULT firewall_driver nova.virt.firewall.NoopFirewallDriver
fi
}
function quantum_plugin_install_agent_packages() {
_quantum_ovs_base_install_agent_packages
}
function quantum_plugin_configure_debug_command() {
_quantum_ovs_base_configure_debug_command
}
function quantum_plugin_configure_dhcp_agent() {
iniset $Q_DHCP_CONF_FILE DEFAULT dhcp_agent_manager quantum.agent.dhcp_agent.DhcpAgentWithStateReport
}
function quantum_plugin_configure_l3_agent() {
_quantum_ovs_base_configure_l3_agent
iniset $Q_L3_CONF_FILE DEFAULT l3_agent_manager quantum.agent.l3_agent.L3NATAgentWithStateReport
}
function quantum_plugin_configure_plugin_agent() {
# Setup integration bridge
_quantum_ovs_base_setup_bridge $OVS_BRIDGE
_quantum_ovs_base_configure_firewall_driver
# Setup agent for tunneling
if [[ "$OVS_ENABLE_TUNNELING" = "True" ]]; then
# Verify tunnels are supported
# REVISIT - also check kernel module support for GRE and patch ports
OVS_VERSION=`ovs-vsctl --version | head -n 1 | awk '{print $4;}'`
if [ $OVS_VERSION \< "1.4" ] && ! is_service_enabled q-svc ; then
die $LINENO "You are running OVS version $OVS_VERSION. OVS 1.4+ is required for tunneling between multiple hosts."
fi
iniset /$Q_PLUGIN_CONF_FILE OVS enable_tunneling True
iniset /$Q_PLUGIN_CONF_FILE OVS local_ip $HOST_IP
fi
# Setup physical network bridge mappings. Override
# ``OVS_VLAN_RANGES`` and ``OVS_BRIDGE_MAPPINGS`` in ``localrc`` for more
# complex physical network configurations.
if [[ "$OVS_BRIDGE_MAPPINGS" = "" ]] && [[ "$PHYSICAL_NETWORK" != "" ]] && [[ "$OVS_PHYSICAL_BRIDGE" != "" ]]; then
OVS_BRIDGE_MAPPINGS=$PHYSICAL_NETWORK:$OVS_PHYSICAL_BRIDGE
# Configure bridge manually with physical interface as port for multi-node
sudo ovs-vsctl --no-wait -- --may-exist add-br $OVS_PHYSICAL_BRIDGE
fi
if [[ "$OVS_BRIDGE_MAPPINGS" != "" ]]; then
iniset /$Q_PLUGIN_CONF_FILE OVS bridge_mappings $OVS_BRIDGE_MAPPINGS
fi
AGENT_BINARY="$QUANTUM_DIR/bin/quantum-openvswitch-agent"
if [ "$VIRT_DRIVER" = 'xenserver' ]; then
# Make a copy of our config for domU
sudo cp /$Q_PLUGIN_CONF_FILE "/$Q_PLUGIN_CONF_FILE.domu"
# Deal with Dom0's L2 Agent:
Q_RR_DOM0_COMMAND="$QUANTUM_DIR/bin/quantum-rootwrap-xen-dom0 $Q_RR_CONF_FILE"
# For now, duplicate the xen configuration already found in nova.conf
iniset $Q_RR_CONF_FILE XENAPI xenapi_connection_url "$XENAPI_CONNECTION_URL"
iniset $Q_RR_CONF_FILE XENAPI xenapi_connection_username "$XENAPI_USER"
iniset $Q_RR_CONF_FILE XENAPI xenapi_connection_password "$XENAPI_PASSWORD"
# Under XS/XCP, the ovs agent needs to target the dom0
# integration bridge. This is enabled by using a root wrapper
# that executes commands on dom0 via a XenAPI plugin.
iniset /$Q_PLUGIN_CONF_FILE AGENT root_helper "$Q_RR_DOM0_COMMAND"
# Set "physical" mapping
iniset /$Q_PLUGIN_CONF_FILE OVS bridge_mappings "physnet1:$FLAT_NETWORK_BRIDGE"
# XEN_INTEGRATION_BRIDGE is the integration bridge in dom0
iniset /$Q_PLUGIN_CONF_FILE OVS integration_bridge $XEN_INTEGRATION_BRIDGE
# Set up domU's L2 agent:
# Create a bridge "br-$GUEST_INTERFACE_DEFAULT"
sudo ovs-vsctl --no-wait -- --may-exist add-br "br-$GUEST_INTERFACE_DEFAULT"
# Add $GUEST_INTERFACE_DEFAULT to that bridge
sudo ovs-vsctl add-port "br-$GUEST_INTERFACE_DEFAULT" $GUEST_INTERFACE_DEFAULT
# Set bridge mappings to "physnet1:br-$GUEST_INTERFACE_DEFAULT"
iniset "/$Q_PLUGIN_CONF_FILE.domU" OVS bridge_mappings "physnet1:br-$GUEST_INTERFACE_DEFAULT"
# Set integration bridge to domU's
iniset "/$Q_PLUGIN_CONF_FILE.domU" OVS integration_bridge $OVS_BRIDGE
# Set root wrap
iniset "/$Q_PLUGIN_CONF_FILE.domU" AGENT root_helper "$Q_RR_COMMAND"
fi
}
function quantum_plugin_setup_interface_driver() {
local conf_file=$1
iniset $conf_file DEFAULT interface_driver quantum.agent.linux.interface.OVSInterfaceDriver
}
function quantum_plugin_check_adv_test_requirements() {
is_service_enabled q-agt && is_service_enabled q-dhcp && return 0
}
# Restore xtrace
$PLUGIN_XTRACE