#!/usr/bin/env bash

# Save trace setting
XTRACE=$(set +o | grep xtrace)
set +o xtrace

function octavia_create_network_interface_device {
    INTERFACE=$1
    MGMT_PORT_ID=$2
    MGMT_PORT_MAC=$3

    if [[ $NEUTRON_AGENT == "openvswitch" || $Q_AGENT == "openvswitch" || $NEUTRON_AGENT == "ovn" || $Q_AGENT == "ovn" ]]; then
        if [[ $NEUTRON_AGENT == "ovn" || $Q_AGENT == "ovn" ]]; then
            openstack subnet set --gateway none lb-mgmt-subnet
        fi
        sudo ovs-vsctl -- --may-exist add-port ${OVS_BRIDGE:-br-int} $INTERFACE -- set Interface $INTERFACE type=internal -- set Interface $INTERFACE external-ids:iface-status=active -- set Interface $INTERFACE external-ids:attached-mac=$MGMT_PORT_MAC -- set Interface $INTERFACE external-ids:iface-id=$MGMT_PORT_ID -- set Interface $INTERFACE external-ids:skip_cleanup=true
    elif [[ $NEUTRON_AGENT == "linuxbridge" || $Q_AGENT == "linuxbridge" ]]; then
        if ! ip link show $INTERFACE ; then
            sudo ip link add $INTERFACE type veth peer name o-bhm0
            NETID=$(openstack network show lb-mgmt-net -c id -f value)
            BRNAME=brq$(echo $NETID|cut -c 1-11)
            sudo ip link set o-bhm0 master $BRNAME
            sudo ip link set o-bhm0 up
        fi
    else
        die "Unknown network controller - $NEUTRON_AGENT/$Q_AGENT"
    fi
}

function octavia_delete_network_interface_device {

    if [[ $NEUTRON_AGENT == "openvswitch" || $Q_AGENT == "openvswitch" || $NEUTRON_AGENT == "ovn" || $Q_AGENT == "ovn" ]]; then
        :  # Do nothing
    elif [[ $NEUTRON_AGENT == "linuxbridge" || $Q_AGENT == "linuxbridge" ]]; then
        if ip link show $INTERFACE ; then
            sudo ip link del $INTERFACE
        fi
    else
        die "Unknown network controller - $NEUTRON_AGENT/$Q_AGENT"
    fi
}

# Restore xtrace
$XTRACE