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+# Quantum Cisco plugin

+# ---------------------------

+

+# Save trace setting

+MY_XTRACE=$(set +o | grep xtrace)

+set +o xtrace

+

+# Scecify the VSM parameters

+Q_CISCO_PLUGIN_VSM_IP=${Q_CISCO_PLUGIN_VSM_IP:-}

+# Specify the VSM username

+Q_CISCO_PLUGIN_VSM_USERNAME=${Q_CISCO_PLUGIN_VSM_USERNAME:-admin}

+# Specify the VSM passward for above username

+Q_CISCO_PLUGIN_VSM_PASSWORD=${Q_CISCO_PLUGIN_VSM_PASSWORD:-}

+# Specify the uVEM integration bridge name

+Q_CISCO_PLUGIN_INTEGRATION_BRIDGE=${Q_CISCO_PLUGIN_INTEGRATION_BRIDGE:-br-int}

+# Specify if tunneling is enabled

+Q_CISCO_PLUGIN_ENABLE_TUNNELING=${Q_CISCO_PLUGIN_ENABLE_TUNNELING:-True}

+# Specify the VXLAN range

+Q_CISCO_PLUGIN_VXLAN_ID_RANGES=${Q_CISCO_PLUGIN_VXLAN_ID_RANGES:-5000:10000}

+# Specify the VLAN range

+Q_CISCO_PLUGIN_VLAN_RANGES=${Q_CISCO_PLUGIN_VLAN_RANGES:-vlan:1:4094}

+

+# Specify ncclient package information

+NCCLIENT_DIR=$DEST/ncclient

+NCCLIENT_VERSION=${NCCLIENT_VERSION:-0.3.1}

+NCCLIENT_REPO=${NCCLIENT_REPO:-${GIT_BASE}/CiscoSystems/ncclient.git}

+NCCLIENT_BRANCH=${NCCLIENT_BRANCH:-master}

+

+# This routine put a prefix on an existing function name

+function _prefix_function() {

+    declare -F $1 > /dev/null || die "$1 doesn't exist"

+    eval "$(echo "${2}_${1}()"; declare -f ${1} | tail -n +2)"

+}

+

+function _has_ovs_subplugin() {

+    local subplugin

+    for subplugin in ${Q_CISCO_PLUGIN_SUBPLUGINS[@]}; do

+        if [[ "$subplugin" == "openvswitch" ]]; then

+            return 0

+        fi

+    done

+    return 1

+}

+

+function _has_nexus_subplugin() {

+    local subplugin

+    for subplugin in ${Q_CISCO_PLUGIN_SUBPLUGINS[@]}; do

+        if [[ "$subplugin" == "nexus" ]]; then

+            return 0

+        fi

+    done

+    return 1

+}

+

+function _has_n1kv_subplugin() {

+    local subplugin

+    for subplugin in ${Q_CISCO_PLUGIN_SUBPLUGINS[@]}; do

+        if [[ "$subplugin" == "n1kv" ]]; then

+            return 0

+        fi

+    done

+    return 1

+}

+

+# This routine populates the cisco config file with the information for

+# a particular nexus switch

+function _config_switch() {

+    local cisco_cfg_file=$1

+    local switch_ip=$2

+    local username=$3

+    local password=$4

+    local ssh_port=$5

+    shift 5

+

+    local section="NEXUS_SWITCH:$switch_ip"

+    iniset $cisco_cfg_file $section username $username

+    iniset $cisco_cfg_file $section password $password

+    iniset $cisco_cfg_file $section ssh_port $ssh_port

+

+    while [[ ${#@} != 0 ]]; do

+        iniset  $cisco_cfg_file $section $1 $2

+        shift 2

+    done

+}

+

+# Prefix openvswitch plugin routines with "ovs" in order to differentiate from

+# cisco plugin routines. This means, ovs plugin routines will coexist with cisco

+# plugin routines in this script.

+source $TOP_DIR/lib/quantum_plugins/openvswitch

+_prefix_function quantum_plugin_create_nova_conf ovs

+_prefix_function quantum_plugin_install_agent_packages ovs

+_prefix_function quantum_plugin_configure_common ovs

+_prefix_function quantum_plugin_configure_debug_command ovs

+_prefix_function quantum_plugin_configure_dhcp_agent ovs

+_prefix_function quantum_plugin_configure_l3_agent ovs

+_prefix_function quantum_plugin_configure_plugin_agent ovs

+_prefix_function quantum_plugin_configure_service ovs

+_prefix_function quantum_plugin_setup_interface_driver ovs

+_prefix_function has_quantum_plugin_security_group ovs

+

+# Check the version of the installed ncclient package

+function check_ncclient_version() {

+python << EOF

+version = '$NCCLIENT_VERSION'

+import sys

+try:

+    import pkg_resources

+    import ncclient

+    module_version = pkg_resources.get_distribution('ncclient').version

+    if version != module_version:

+        sys.exit(1)

+except:

+    sys.exit(1)

+EOF

+}

+

+# Install the ncclient package

+function install_ncclient() {

+    git_clone $NCCLIENT_REPO $NCCLIENT_DIR $NCCLIENT_BRANCH

+    (cd $NCCLIENT_DIR; sudo python setup.py install)

+}

+

+# Check if the required version of ncclient has been installed

+function is_ncclient_installed() {

+    # Check if the Cisco ncclient repository exists

+    if [[ -d $NCCLIENT_DIR ]]; then

+        remotes=$(cd $NCCLIENT_DIR; git remote -v | grep fetch | awk '{ print $2}')

+        for remote in $remotes; do

+            if [[ $remote == $NCCLIENT_REPO ]]; then

+                break;

+            fi

+        done

+        if [[ $remote != $NCCLIENT_REPO ]]; then

+            return 1

+        fi

+    else

+        return 1

+    fi

+

+    # Check if the ncclient is installed with the right version

+    if ! check_ncclient_version; then

+        return 1

+    fi

+    return 0

+}

+

+function has_quantum_plugin_security_group() {

+    if _has_ovs_subplugin; then

+        ovs_has_quantum_plugin_security_group

+    else

+        return 1

+    fi

+}

+

+function is_quantum_ovs_base_plugin() {

+    # Cisco uses OVS if openvswitch subplugin is deployed

+    _has_ovs_subplugin

+    return

+}

+

+# populate required nova configuration parameters

+function quantum_plugin_create_nova_conf() {

+    if _has_ovs_subplugin; then

+        ovs_quantum_plugin_create_nova_conf

+    else

+        _quantum_ovs_base_configure_nova_vif_driver

+    fi

+}

+

+function quantum_plugin_install_agent_packages() {

+    # Cisco plugin uses openvswitch to operate in one of its configurations

+    ovs_quantum_plugin_install_agent_packages

+}

+

+# Configure common parameters

+function quantum_plugin_configure_common() {

+    # setup default subplugins

+    if [ ! -v Q_CISCO_PLUGIN_SUBPLUGINS ]; then

+        declare -ga Q_CISCO_PLUGIN_SUBPLUGINS

+        Q_CISCO_PLUGIN_SUBPLUGINS=(openvswitch nexus)

+    fi

+    if _has_ovs_subplugin; then

+        ovs_quantum_plugin_configure_common

+        Q_PLUGIN_EXTRA_CONF_PATH=etc/quantum/plugins/cisco

+        Q_PLUGIN_EXTRA_CONF_FILES=(cisco_plugins.ini)

+    else

+        Q_PLUGIN_CONF_PATH=etc/quantum/plugins/cisco

+        Q_PLUGIN_CONF_FILENAME=cisco_plugins.ini

+    fi

+    Q_PLUGIN_CLASS="quantum.plugins.cisco.network_plugin.PluginV2"

+    Q_DB_NAME=cisco_quantum

+}

+

+function quantum_plugin_configure_debug_command() {

+    if _has_ovs_subplugin; then

+        ovs_quantum_plugin_configure_debug_command

+    fi

+}

+

+function quantum_plugin_configure_dhcp_agent() {

+    iniset $Q_DHCP_CONF_FILE DEFAULT dhcp_agent_manager quantum.agent.dhcp_agent.DhcpAgentWithStateReport

+}

+

+function quantum_plugin_configure_l3_agent() {

+    if _has_ovs_subplugin; then

+        ovs_quantum_plugin_configure_l3_agent

+    fi

+}

+

+function _configure_nexus_subplugin() {

+    local cisco_cfg_file=$1

+

+    # Install a known compatible ncclient from the Cisco repository if necessary

+    if ! is_ncclient_installed; then

+        # Preserve the two global variables

+        local offline=$OFFLINE

+        local reclone=$RECLONE

+        # Change their values to allow installation

+        OFFLINE=False

+        RECLONE=yes

+        install_ncclient

+        # Restore their values

+        OFFLINE=$offline

+        RECLONE=$reclone

+    fi

+

+    # Setup default nexus switch information

+    if [ ! -v Q_CISCO_PLUGIN_SWITCH_INFO ]; then

+        declare -A Q_CISCO_PLUGIN_SWITCH_INFO

+        HOST_NAME=$(hostname)

+        Q_CISCO_PLUGIN_SWITCH_INFO=([1.1.1.1]=stack:stack:22:${HOST_NAME}:1/10)

+    else

+        iniset $cisco_cfg_file CISCO nexus_driver quantum.plugins.cisco.nexus.cisco_nexus_network_driver_v2.CiscoNEXUSDriver

+    fi

+

+    # Setup the switch configurations

+    local nswitch

+    local sw_info

+    local segment

+    local sw_info_array

+    declare -i count=0

+    for nswitch in ${!Q_CISCO_PLUGIN_SWITCH_INFO[@]}; do

+        sw_info=${Q_CISCO_PLUGIN_SWITCH_INFO[$nswitch]}

+        sw_info_array=${sw_info//:/ }

+        sw_info_array=( $sw_info_array )

+        count=${#sw_info_array[@]}

+        if [[ $count < 5 || $(( ($count-3) % 2 )) != 0 ]]; then

+            die $LINENO "Incorrect switch configuration: ${Q_CISCO_PLUGIN_SWITCH_INFO[$nswitch]}"

+        fi

+        _config_switch $cisco_cfg_file $nswitch ${sw_info_array[@]}

+    done

+}

+

+# Configure n1kv plugin

+function _configure_n1kv_subplugin() {

+    local cisco_cfg_file=$1

+

+    # populate the cisco plugin cfg file with the VSM information

+    echo "Configuring n1kv in $cisco_cfg_file-- $Q_CISCO_PLUGIN_VSM_IP $Q_CISCO_PLUGIN_VSM_USERNAME $Q_CISCO_PLUGIN_VSM_PASSWORD"

+    iniset $cisco_cfg_file N1KV:$Q_CISCO_PLUGIN_VSM_IP username $Q_CISCO_PLUGIN_VSM_USERNAME

+    iniset $cisco_cfg_file N1KV:$Q_CISCO_PLUGIN_VSM_IP password $Q_CISCO_PLUGIN_VSM_PASSWORD

+

+    iniset $cisco_cfg_file CISCO_N1K integration_bridge $Q_CISCO_PLUGIN_INTEGRATION_BRIDGE

+    iniset $cisco_cfg_file CISCO_N1K enable_tunneling $Q_CISCO_PLUGIN_ENABLE_TUNNELING

+    iniset $cisco_cfg_file CISCO_N1K vxlan_id_ranges $Q_CISCO_PLUGIN_VXLAN_ID_RANGES

+    iniset $cisco_cfg_file CISCO_N1K network_vlan_ranges $Q_CISCO_PLUGIN_VLAN_RANGES

+

+    # Setup the integration bridge by calling the ovs_base

+    OVS_BRIDGE=$Q_CISCO_PLUGIN_INTEGRATION_BRIDGE

+    _quantum_ovs_base_setup_bridge $OVS_BRIDGE

+}

+

+function quantum_plugin_configure_plugin_agent() {

+    if _has_ovs_subplugin; then

+        ovs_quantum_plugin_configure_plugin_agent

+    fi

+}

+

+function quantum_plugin_configure_service() {

+    local subplugin

+    local cisco_cfg_file

+

+    if _has_ovs_subplugin; then

+        ovs_quantum_plugin_configure_service

+        cisco_cfg_file=/${Q_PLUGIN_EXTRA_CONF_FILES[0]}

+    else

+        cisco_cfg_file=/$Q_PLUGIN_CONF_FILE

+    fi

+

+    # Setup the [CISCO_PLUGINS] section

+    if [[ ${#Q_CISCO_PLUGIN_SUBPLUGINS[@]} > 2 ]]; then

+        die $LINENO "At most two subplugins are supported."

+    fi

+

+    if _has_ovs_subplugin && _has_n1kv_subplugin; then

+        die $LINENO "OVS subplugin and n1kv subplugin cannot coexist"

+    fi

+

+    # Setup the subplugins

+    inicomment $cisco_cfg_file CISCO_PLUGINS nexus_plugin

+    inicomment $cisco_cfg_file CISCO_PLUGINS vswitch_plugin

+    inicomment $cisco_cfg_file CISCO_TEST host

+    for subplugin in ${Q_CISCO_PLUGIN_SUBPLUGINS[@]}; do

+        case $subplugin in

+            nexus) iniset $cisco_cfg_file CISCO_PLUGINS nexus_plugin quantum.plugins.cisco.nexus.cisco_nexus_plugin_v2.NexusPlugin;;

+            openvswitch) iniset $cisco_cfg_file CISCO_PLUGINS vswitch_plugin quantum.plugins.openvswitch.ovs_quantum_plugin.OVSQuantumPluginV2;;

+            n1kv) iniset $cisco_cfg_file CISCO_PLUGINS vswitch_plugin quantum.plugins.cisco.n1kv.n1kv_quantum_plugin.N1kvQuantumPluginV2;;

+            *) die $LINENO "Unsupported cisco subplugin: $subplugin";;

+        esac

+    done

+

+    if _has_nexus_subplugin; then

+        _configure_nexus_subplugin $cisco_cfg_file

+    fi

+

+    if _has_n1kv_subplugin; then

+        _configure_n1kv_subplugin $cisco_cfg_file

+    fi

+}

+

+function quantum_plugin_setup_interface_driver() {

+    local conf_file=$1

+    iniset $conf_file DEFAULT interface_driver quantum.agent.linux.interface.OVSInterfaceDriver

+}

+

+# Restore xtrace

+$MY_XTRACE