| # Neutron Linux Bridge plugin | 
 | # --------------------------- | 
 |  | 
 | # Save trace setting | 
 | LBRIDGE_XTRACE=$(set +o | grep xtrace) | 
 | set +o xtrace | 
 |  | 
 | source $TOP_DIR/lib/neutron_plugins/linuxbridge_agent | 
 |  | 
 | function neutron_plugin_configure_common { | 
 |     Q_PLUGIN_CONF_PATH=etc/neutron/plugins/linuxbridge | 
 |     Q_PLUGIN_CONF_FILENAME=linuxbridge_conf.ini | 
 |     Q_PLUGIN_CLASS="neutron.plugins.linuxbridge.lb_neutron_plugin.LinuxBridgePluginV2" | 
 | } | 
 |  | 
 | function neutron_plugin_configure_service { | 
 |     if [[ "$ENABLE_TENANT_VLANS" == "True" ]]; then | 
 |         iniset /$Q_PLUGIN_CONF_FILE vlans tenant_network_type vlan | 
 |     else | 
 |         echo "WARNING - The linuxbridge plugin is using local tenant networks, with no connectivity between hosts." | 
 |     fi | 
 |  | 
 |     # Override ``LB_VLAN_RANGES`` and ``LB_INTERFACE_MAPPINGS`` in ``localrc`` | 
 |     # for more complex physical network configurations. | 
 |     if [[ "$LB_VLAN_RANGES" == "" ]] && [[ "$PHYSICAL_NETWORK" != "" ]]; then | 
 |         LB_VLAN_RANGES=$PHYSICAL_NETWORK | 
 |         if [[ "$TENANT_VLAN_RANGE" != "" ]]; then | 
 |             LB_VLAN_RANGES=$LB_VLAN_RANGES:$TENANT_VLAN_RANGE | 
 |         fi | 
 |     fi | 
 |     if [[ "$LB_VLAN_RANGES" != "" ]]; then | 
 |         iniset /$Q_PLUGIN_CONF_FILE vlans network_vlan_ranges $LB_VLAN_RANGES | 
 |     fi | 
 |     if [[ "$Q_USE_SECGROUP" == "True" ]]; then | 
 |         iniset /$Q_PLUGIN_CONF_FILE securitygroup firewall_driver neutron.agent.linux.iptables_firewall.IptablesFirewallDriver | 
 |     else | 
 |         iniset /$Q_PLUGIN_CONF_FILE securitygroup firewall_driver neutron.agent.firewall.NoopFirewallDriver | 
 |     fi | 
 |  | 
 |     # Define extra "LINUX_BRIDGE" configuration options when q-svc is configured by defining | 
 |     # the array ``Q_SRV_EXTRA_OPTS``. | 
 |     # For Example: ``Q_SRV_EXTRA_OPTS=(foo=true bar=2)`` | 
 |     for I in "${Q_SRV_EXTRA_OPTS[@]}"; do | 
 |         # Replace the first '=' with ' ' for iniset syntax | 
 |         iniset /$Q_PLUGIN_CONF_FILE linux_bridge ${I/=/ } | 
 |     done | 
 | } | 
 |  | 
 | function has_neutron_plugin_security_group { | 
 |     # 0 means True here | 
 |     return 0 | 
 | } | 
 |  | 
 | # Restore xtrace | 
 | $LBRIDGE_XTRACE |