# Quantum NEC OpenFlow plugin
 # ---------------------------
 
 # Save trace setting
 MY_XTRACE=$(set +o | grep xtrace)
 set +o xtrace
 
 # Configuration parameters
 OFC_HOST=${OFC_HOST:-127.0.0.1}
 OFC_PORT=${OFC_PORT:-8888}
 
 OFC_API_HOST=${OFC_API_HOST:-$OFC_HOST}
 OFC_API_PORT=${OFC_API_PORT:-$OFC_PORT}
 OFC_OFP_HOST=${OFC_OFP_HOST:-$OFC_HOST}
 OFC_OFP_PORT=${OFC_OFP_PORT:-6633}
 OFC_DRIVER=${OFC_DRIVER:-trema}
 OFC_RETRY_MAX=${OFC_RETRY_MAX:-0}
 OFC_RETRY_INTERVAL=${OFC_RETRY_INTERVAL:-1}
 
 OVS_BRIDGE=${OVS_BRIDGE:-br-int}
 
 # Main logic
 # ---------------------------
 
 source $TOP_DIR/lib/quantum_plugins/ovs_base
 
 function quantum_plugin_create_nova_conf() {
     _quantum_ovs_base_configure_nova_vif_driver
 }
 
 function quantum_plugin_install_agent_packages() {
     # SKIP_OVS_INSTALL is useful when we want to use Open vSwitch whose
     # version is different from the version provided by the distribution.
     if [[ "$SKIP_OVS_INSTALL" = "True" ]]; then
         echo "You need to install Open vSwitch manually."
         return
     fi
     _quantum_ovs_base_install_agent_packages
 }
 
 function quantum_plugin_configure_common() {
     Q_PLUGIN_CONF_PATH=etc/quantum/plugins/nec
     Q_PLUGIN_CONF_FILENAME=nec.ini
     Q_DB_NAME="quantum_nec"
     Q_PLUGIN_CLASS="quantum.plugins.nec.nec_plugin.NECPluginV2"
 }
 
 function quantum_plugin_configure_debug_command() {
     _quantum_ovs_base_configure_debug_command
 }
 
 function quantum_plugin_configure_dhcp_agent() {
     :
 }
 
 function quantum_plugin_configure_l3_agent() {
     _quantum_ovs_base_configure_l3_agent
 }
 
 function quantum_plugin_configure_plugin_agent() {
     if [[ "$SKIP_OVS_BRIDGE_SETUP" = "True" ]]; then
         return
     fi
     # Set up integration bridge
     _quantum_ovs_base_setup_bridge $OVS_BRIDGE
     sudo ovs-vsctl --no-wait set-controller $OVS_BRIDGE tcp:$OFC_OFP_HOST:$OFC_OFP_PORT
     # Generate datapath ID from HOST_IP
     local dpid=$(printf "0x%07d%03d%03d%03d\n" ${HOST_IP//./ })
     sudo ovs-vsctl --no-wait set Bridge $OVS_BRIDGE other-config:datapath-id=$dpid
     sudo ovs-vsctl --no-wait set-fail-mode $OVS_BRIDGE secure
     if [ -n "$OVS_INTERFACE" ]; then
         sudo ovs-vsctl --no-wait -- --may-exist add-port $OVS_BRIDGE $OVS_INTERFACE
     fi
     _quantum_setup_ovs_tunnels $OVS_BRIDGE
     AGENT_BINARY="$QUANTUM_DIR/bin/quantum-nec-agent"
 
     _quantum_ovs_base_configure_firewall_driver
 }
 
 function quantum_plugin_configure_service() {
     iniset $QUANTUM_CONF DEFAULT api_extensions_path quantum/plugins/nec/extensions/
     iniset /$Q_PLUGIN_CONF_FILE OFC host $OFC_API_HOST
     iniset /$Q_PLUGIN_CONF_FILE OFC port $OFC_API_PORT
     iniset /$Q_PLUGIN_CONF_FILE OFC driver $OFC_DRIVER
     iniset /$Q_PLUGIN_CONF_FILE OFC api_retry_max OFC_RETRY_MAX
     iniset /$Q_PLUGIN_CONF_FILE OFC api_retry_interval OFC_RETRY_INTERVAL
 }
 
 function quantum_plugin_setup_interface_driver() {
     local conf_file=$1
     iniset $conf_file DEFAULT interface_driver quantum.agent.linux.interface.OVSInterfaceDriver
     iniset $conf_file DEFAULT ovs_use_veth True
 }
 
 # Utility functions
 # ---------------------------
 
 # Setup OVS tunnel manually
 function _quantum_setup_ovs_tunnels() {
     local bridge=$1
     local id=0
     GRE_LOCAL_IP=${GRE_LOCAL_IP:-$HOST_IP}
     if [ -n "$GRE_REMOTE_IPS" ]; then
          for ip in ${GRE_REMOTE_IPS//:/ }
          do
              if [[ "$ip" == "$GRE_LOCAL_IP" ]]; then
                  continue
              fi
              sudo ovs-vsctl --no-wait add-port $bridge gre$id -- \
                  set Interface gre$id type=gre options:remote_ip=$ip
              id=`expr $id + 1`
          done
     fi
 }
 
 function has_quantum_plugin_security_group() {
     # 0 means True here
     return 0
 }
 
 # Restore xtrace
 $MY_XTRACE