# Neutron Modular Layer 2 plugin # ------------------------------ # Save trace setting MY_XTRACE=$(set +o | grep xtrace) set +o xtrace # Enable this to simply and quickly enable tunneling with ML2. # Select either 'gre', 'vxlan', or '(gre vxlan)' Q_ML2_TENANT_NETWORK_TYPE=${Q_ML2_TENANT_NETWORK_TYPE:-} # This has to be set here since the agent will set this in the config file if [[ "$Q_ML2_TENANT_NETWORK_TYPE" != "" ]]; then Q_AGENT_EXTRA_AGENT_OPTS+=(tunnel_types=$Q_ML2_TENANT_NETWORK_TYPE) elif [[ "$ENABLE_TENANT_TUNNELS" = "True" ]]; then Q_AGENT_EXTRA_AGENT_OPTS+=(tunnel_types=gre) fi # Default openvswitch L2 agent Q_AGENT=${Q_AGENT:-openvswitch} source $TOP_DIR/lib/neutron_plugins/${Q_AGENT}_agent # List of MechanismDrivers to load Q_ML2_PLUGIN_MECHANISM_DRIVERS=${Q_ML2_PLUGIN_MECHANISM_DRIVERS:-openvswitch,linuxbridge} # List of Type Drivers to load Q_ML2_PLUGIN_TYPE_DRIVERS=${Q_ML2_PLUGIN_TYPE_DRIVERS:-local,flat,vlan,gre,vxlan} # Default GRE TypeDriver options Q_ML2_PLUGIN_GRE_TYPE_OPTIONS=${Q_ML2_PLUGIN_GRE_TYPE_OPTIONS:-tunnel_id_ranges=$TENANT_TUNNEL_RANGES} # Default VXLAN TypeDriver options Q_ML2_PLUGIN_VXLAN_TYPE_OPTIONS=${Q_ML2_PLUGIN_VXLAN_TYPE_OPTIONS:-vni_ranges=1001:2000} # Default VLAN TypeDriver options Q_ML2_PLUGIN_VLAN_TYPE_OPTIONS=${Q_ML2_PLUGIN_VLAN_TYPE_OPTIONS:-} # L3 Plugin to load for ML2 ML2_L3_PLUGIN=${ML2_L3_PLUGIN:-neutron.services.l3_router.l3_router_plugin.L3RouterPlugin} function populate_ml2_config() { CONF=$1 SECTION=$2 OPTS=$3 if [ -z "$OPTS" ]; then return fi for I in "${OPTS[@]}"; do # Replace the first '=' with ' ' for iniset syntax iniset $CONF $SECTION ${I/=/ } done } function neutron_plugin_configure_common() { Q_PLUGIN_CONF_PATH=etc/neutron/plugins/ml2 Q_PLUGIN_CONF_FILENAME=ml2_conf.ini Q_DB_NAME="neutron_ml2" Q_PLUGIN_CLASS="neutron.plugins.ml2.plugin.Ml2Plugin" # The ML2 plugin delegates L3 routing/NAT functionality to # the L3 service plugin which must therefore be specified. if [[ $Q_SERVICE_PLUGIN_CLASSES == '' ]]; then Q_SERVICE_PLUGIN_CLASSES=$ML2_L3_PLUGIN else Q_SERVICE_PLUGIN_CLASSES="$Q_SERVICE_PLUGIN_CLASSES,$ML2_L3_PLUGIN" fi } function neutron_plugin_configure_service() { if [[ "$Q_ML2_TENANT_NETWORK_TYPE" != "" ]]; then Q_SRV_EXTRA_OPTS+=(tenant_network_types=$Q_ML2_TENANT_NETWORK_TYPE) elif [[ "$ENABLE_TENANT_TUNNELS" = "True" ]]; then # This assumes you want a simple configuration, and will overwrite # Q_SRV_EXTRA_OPTS if set in addition to ENABLE_TENANT_TUNNELS. Q_SRV_EXTRA_OPTS+=(tenant_network_types=gre) Q_ML2_PLUGIN_GRE_TYPE_OPTIONS=(tunnel_id_ranges=$TENANT_TUNNEL_RANGES) elif [[ "$ENABLE_TENANT_VLANS" = "True" ]]; then Q_SRV_EXTRA_OPTS+=(tenant_network_types=vlan) else echo "WARNING - The ml2 plugin is using local tenant networks, with no connectivity between hosts." fi # Allow for overrding VLAN configuration (for example, to configure provider # VLANs) by first checking if Q_ML2_PLUGIN_VLAN_TYPE_OPTIONS is set. if [ "$Q_ML2_PLUGIN_VLAN_TYPE_OPTIONS" == "" ]; then 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 [[ "$ML2_VLAN_RANGES" != "" ]]; then Q_ML2_PLUGIN_VLAN_TYPE_OPTIONS=(network_vlan_ranges=$ML2_VLAN_RANGES) fi fi # REVISIT(rkukura): Setting firewall_driver here for # neutron.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 neutron.agent.not.a.real.FirewallDriver else iniset /$Q_PLUGIN_CONF_FILE SECURITYGROUP firewall_driver neutron.agent.firewall.NoopFirewallDriver fi # Since we enable the tunnel TypeDrivers, also enable a local_ip iniset /$Q_PLUGIN_CONF_FILE ovs local_ip $HOST_IP populate_ml2_config /$Q_PLUGIN_CONF_FILE ml2 mechanism_drivers=$Q_ML2_PLUGIN_MECHANISM_DRIVERS populate_ml2_config /$Q_PLUGIN_CONF_FILE ml2 type_drivers=$Q_ML2_PLUGIN_TYPE_DRIVERS populate_ml2_config /$Q_PLUGIN_CONF_FILE ml2 $Q_SRV_EXTRA_OPTS populate_ml2_config /$Q_PLUGIN_CONF_FILE ml2_type_gre $Q_ML2_PLUGIN_GRE_TYPE_OPTIONS populate_ml2_config /$Q_PLUGIN_CONF_FILE ml2_type_vxlan $Q_ML2_PLUGIN_VXLAN_TYPE_OPTIONS populate_ml2_config /$Q_PLUGIN_CONF_FILE ml2_type_vlan $Q_ML2_PLUGIN_VLAN_TYPE_OPTIONS } function has_neutron_plugin_security_group() { return 0 } # Restore xtrace $MY_XTRACE