# Neutron Ryu plugin
# ------------------

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

source $TOP_DIR/lib/neutron_plugins/ovs_base
source $TOP_DIR/lib/neutron_thirdparty/ryu      # for configuration value

function neutron_plugin_create_nova_conf {
    _neutron_ovs_base_configure_nova_vif_driver
    iniset $NOVA_CONF DEFAULT libvirt_ovs_integration_bridge "$OVS_BRIDGE"
}

function neutron_plugin_install_agent_packages {
    _neutron_ovs_base_install_agent_packages

    # neutron_ryu_agent requires ryu module
    install_package $(get_packages "ryu")
    install_ryu
    configure_ryu
}

function neutron_plugin_configure_common {
    Q_PLUGIN_CONF_PATH=etc/neutron/plugins/ryu
    Q_PLUGIN_CONF_FILENAME=ryu.ini
    Q_DB_NAME="ovs_neutron"
    Q_PLUGIN_CLASS="neutron.plugins.ryu.ryu_neutron_plugin.RyuNeutronPluginV2"
}

function neutron_plugin_configure_debug_command {
    _neutron_ovs_base_configure_debug_command
    iniset $NEUTRON_TEST_CONFIG_FILE DEFAULT ryu_api_host $RYU_API_HOST:$RYU_API_PORT
}

function neutron_plugin_configure_dhcp_agent {
    iniset $Q_DHCP_CONF_FILE DEFAULT ryu_api_host $RYU_API_HOST:$RYU_API_PORT
}

function neutron_plugin_configure_l3_agent {
    iniset $Q_L3_CONF_FILE DEFAULT ryu_api_host $RYU_API_HOST:$RYU_API_PORT
    _neutron_ovs_base_configure_l3_agent
}

function neutron_plugin_configure_plugin_agent {
    # Set up integration bridge
    _neutron_ovs_base_setup_bridge $OVS_BRIDGE
    if [ -n "$RYU_INTERNAL_INTERFACE" ]; then
        sudo ovs-vsctl --no-wait -- --may-exist add-port $OVS_BRIDGE $RYU_INTERNAL_INTERFACE
    fi
    iniset /$Q_PLUGIN_CONF_FILE ovs integration_bridge $OVS_BRIDGE
    AGENT_BINARY="$NEUTRON_DIR/neutron/plugins/ryu/agent/ryu_neutron_agent.py"

    _neutron_ovs_base_configure_firewall_driver
}

function neutron_plugin_configure_service {
    iniset /$Q_PLUGIN_CONF_FILE ovs openflow_rest_api $RYU_API_HOST:$RYU_API_PORT

    _neutron_ovs_base_configure_firewall_driver
}

function neutron_plugin_setup_interface_driver {
    local conf_file=$1
    iniset $conf_file DEFAULT interface_driver neutron.agent.linux.interface.OVSInterfaceDriver
    iniset $conf_file DEFAULT ovs_use_veth True
}

function has_neutron_plugin_security_group {
    # 0 means True here
    return 0
}

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

# Restore xtrace
$RYU_XTRACE