#!/bin/bash
#
# Neutron Open vSwitch L2 agent
# -----------------------------

# Save trace setting
_XTRACE_NEUTRON_OVSL2=$(set +o | grep xtrace)
set +o xtrace

source $TOP_DIR/lib/neutron_plugins/ovs_base

function neutron_plugin_create_nova_conf {
    _neutron_ovs_base_configure_nova_vif_driver
}

function neutron_plugin_install_agent_packages {
    _neutron_ovs_base_install_agent_packages
    if use_library_from_git "os-ken"; then
        git_clone_by_name "os-ken"
        setup_dev_lib "os-ken"
    fi
}

function neutron_plugin_configure_dhcp_agent {
    local conf_file=$1
    :
}

function neutron_plugin_configure_l3_agent {
    local conf_file=$1
    _neutron_ovs_base_configure_l3_agent
}

function neutron_plugin_configure_plugin_agent {
    # Setup integration bridge
    _neutron_ovs_base_setup_bridge $OVS_BRIDGE
    _neutron_ovs_base_configure_firewall_driver

    # Setup agent for tunneling
    if [[ "$OVS_ENABLE_TUNNELING" == "True" ]]; then
        iniset /$Q_PLUGIN_CONF_FILE ovs local_ip $TUNNEL_ENDPOINT_IP
        iniset /$Q_PLUGIN_CONF_FILE ovs tunnel_bridge $OVS_TUNNEL_BRIDGE
    fi

    # Setup physical network bridge mappings.  Override
    # ``OVS_VLAN_RANGES`` and ``OVS_BRIDGE_MAPPINGS`` in ``localrc`` for more
    # complex physical network configurations.
    if [[ "$PHYSICAL_NETWORK" != "" ]] && [[ "$OVS_PHYSICAL_BRIDGE" != "" ]]; then
        if [[ "$OVS_BRIDGE_MAPPINGS" == "" ]]; then
            OVS_BRIDGE_MAPPINGS=$PHYSICAL_NETWORK:$OVS_PHYSICAL_BRIDGE
        fi

        # Configure bridge manually with physical interface as port for multi-node
        _neutron_ovs_base_add_bridge $OVS_PHYSICAL_BRIDGE
    fi
    if [[ "$OVS_BRIDGE_MAPPINGS" != "" ]]; then
        iniset /$Q_PLUGIN_CONF_FILE ovs bridge_mappings $OVS_BRIDGE_MAPPINGS
    fi
    AGENT_BINARY="$NEUTRON_BIN_DIR/neutron-openvswitch-agent"

    iniset /$Q_PLUGIN_CONF_FILE agent tunnel_types $Q_TUNNEL_TYPES
    iniset /$Q_PLUGIN_CONF_FILE ovs datapath_type $OVS_DATAPATH_TYPE
}

function neutron_plugin_setup_interface_driver {
    local conf_file=$1
    iniset $conf_file DEFAULT interface_driver openvswitch
}

function neutron_plugin_check_adv_test_requirements {
    is_service_enabled q-agt neutron-agent && is_service_enabled q-dhcp neutron-dhcp && return 0
}

# Restore xtrace
$_XTRACE_NEUTRON_OVSL2