132 lines
5.6 KiB
Plaintext
132 lines
5.6 KiB
Plaintext
# Neutron Open vSwitch L2 agent
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# -----------------------------
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# Save trace setting
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PLUGIN_XTRACE=$(set +o | grep xtrace)
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set +o xtrace
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source $TOP_DIR/lib/neutron_plugins/ovs_base
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function neutron_plugin_create_nova_conf {
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_neutron_ovs_base_configure_nova_vif_driver
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if [ "$VIRT_DRIVER" = 'xenserver' ]; then
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iniset $NOVA_CONF DEFAULT xenapi_vif_driver nova.virt.xenapi.vif.XenAPIOpenVswitchDriver
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iniset $NOVA_CONF DEFAULT xenapi_ovs_integration_bridge $XEN_INTEGRATION_BRIDGE
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# Disable nova's firewall so that it does not conflict with neutron
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iniset $NOVA_CONF DEFAULT firewall_driver nova.virt.firewall.NoopFirewallDriver
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fi
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}
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function neutron_plugin_install_agent_packages {
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_neutron_ovs_base_install_agent_packages
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}
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function neutron_plugin_configure_debug_command {
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_neutron_ovs_base_configure_debug_command
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}
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function neutron_plugin_configure_dhcp_agent {
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iniset $Q_DHCP_CONF_FILE DEFAULT dhcp_agent_manager neutron.agent.dhcp_agent.DhcpAgentWithStateReport
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}
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function neutron_plugin_configure_l3_agent {
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_neutron_ovs_base_configure_l3_agent
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iniset $Q_L3_CONF_FILE DEFAULT l3_agent_manager neutron.agent.l3_agent.L3NATAgentWithStateReport
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}
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function neutron_plugin_configure_plugin_agent {
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# Setup integration bridge
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_neutron_ovs_base_setup_bridge $OVS_BRIDGE
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_neutron_ovs_base_configure_firewall_driver
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# Setup agent for tunneling
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if [[ "$OVS_ENABLE_TUNNELING" = "True" ]]; then
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# Verify tunnels are supported
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# REVISIT - also check kernel module support for GRE and patch ports
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OVS_VERSION=`ovs-vsctl --version | head -n 1 | grep -E -o "[0-9]+\.[0-9]+"`
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if [ `vercmp_numbers "$OVS_VERSION" "1.4"` -lt "0" ] && ! is_service_enabled q-svc ; then
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die $LINENO "You are running OVS version $OVS_VERSION. OVS 1.4+ is required for tunneling between multiple hosts."
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fi
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iniset /$Q_PLUGIN_CONF_FILE ovs enable_tunneling True
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iniset /$Q_PLUGIN_CONF_FILE ovs local_ip $HOST_IP
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fi
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# Setup physical network bridge mappings. Override
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# ``OVS_VLAN_RANGES`` and ``OVS_BRIDGE_MAPPINGS`` in ``localrc`` for more
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# complex physical network configurations.
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if [[ "$OVS_BRIDGE_MAPPINGS" = "" ]] && [[ "$PHYSICAL_NETWORK" != "" ]] && [[ "$OVS_PHYSICAL_BRIDGE" != "" ]]; then
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OVS_BRIDGE_MAPPINGS=$PHYSICAL_NETWORK:$OVS_PHYSICAL_BRIDGE
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# Configure bridge manually with physical interface as port for multi-node
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sudo ovs-vsctl --no-wait -- --may-exist add-br $OVS_PHYSICAL_BRIDGE
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fi
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if [[ "$OVS_BRIDGE_MAPPINGS" != "" ]]; then
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iniset /$Q_PLUGIN_CONF_FILE ovs bridge_mappings $OVS_BRIDGE_MAPPINGS
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fi
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AGENT_BINARY="$NEUTRON_BIN_DIR/neutron-openvswitch-agent"
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if [ "$VIRT_DRIVER" = 'xenserver' ]; then
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# Make a copy of our config for domU
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sudo cp /$Q_PLUGIN_CONF_FILE "/$Q_PLUGIN_CONF_FILE.domu"
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# Deal with Dom0's L2 Agent:
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Q_RR_DOM0_COMMAND="$NEUTRON_BIN_DIR/neutron-rootwrap-xen-dom0 $Q_RR_CONF_FILE"
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# For now, duplicate the xen configuration already found in nova.conf
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iniset $Q_RR_CONF_FILE xenapi xenapi_connection_url "$XENAPI_CONNECTION_URL"
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iniset $Q_RR_CONF_FILE xenapi xenapi_connection_username "$XENAPI_USER"
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iniset $Q_RR_CONF_FILE xenapi xenapi_connection_password "$XENAPI_PASSWORD"
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# Under XS/XCP, the ovs agent needs to target the dom0
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# integration bridge. This is enabled by using a root wrapper
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# that executes commands on dom0 via a XenAPI plugin.
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iniset /$Q_PLUGIN_CONF_FILE agent root_helper "$Q_RR_DOM0_COMMAND"
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# Set "physical" mapping
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iniset /$Q_PLUGIN_CONF_FILE ovs bridge_mappings "physnet1:$FLAT_NETWORK_BRIDGE"
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# XEN_INTEGRATION_BRIDGE is the integration bridge in dom0
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iniset /$Q_PLUGIN_CONF_FILE ovs integration_bridge $XEN_INTEGRATION_BRIDGE
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# Set up domU's L2 agent:
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# Create a bridge "br-$GUEST_INTERFACE_DEFAULT"
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sudo ovs-vsctl --no-wait -- --may-exist add-br "br-$GUEST_INTERFACE_DEFAULT"
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# Add $GUEST_INTERFACE_DEFAULT to that bridge
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sudo ovs-vsctl add-port "br-$GUEST_INTERFACE_DEFAULT" $GUEST_INTERFACE_DEFAULT
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# Set bridge mappings to "physnet1:br-$GUEST_INTERFACE_DEFAULT"
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iniset "/$Q_PLUGIN_CONF_FILE.domU" ovs bridge_mappings "physnet1:br-$GUEST_INTERFACE_DEFAULT"
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# Set integration bridge to domU's
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iniset "/$Q_PLUGIN_CONF_FILE.domU" ovs integration_bridge $OVS_BRIDGE
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# Set root wrap
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iniset "/$Q_PLUGIN_CONF_FILE.domU" agent root_helper "$Q_RR_COMMAND"
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fi
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# Define extra "AGENT" configuration options when q-agt is configured by defining
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# defining the array ``Q_AGENT_EXTRA_AGENT_OPTS``.
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# For Example: ``Q_AGENT_EXTRA_AGENT_OPTS=(foo=true bar=2)``
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for I in "${Q_AGENT_EXTRA_AGENT_OPTS[@]}"; do
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# Replace the first '=' with ' ' for iniset syntax
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iniset /$Q_PLUGIN_CONF_FILE agent ${I/=/ }
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done
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# Define extra "OVS" configuration options when q-agt is configured by defining
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# defining the array ``Q_AGENT_EXTRA_SRV_OPTS``.
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# For Example: ``Q_AGENT_EXTRA_SRV_OPTS=(foo=true bar=2)``
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for I in "${Q_AGENT_EXTRA_SRV_OPTS[@]}"; do
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# Replace the first '=' with ' ' for iniset syntax
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iniset /$Q_PLUGIN_CONF_FILE ovs ${I/=/ }
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done
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}
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function neutron_plugin_setup_interface_driver {
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local conf_file=$1
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iniset $conf_file DEFAULT interface_driver neutron.agent.linux.interface.OVSInterfaceDriver
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}
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function neutron_plugin_check_adv_test_requirements {
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is_service_enabled q-agt && is_service_enabled q-dhcp && return 0
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}
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# Restore xtrace
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$PLUGIN_XTRACE
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