A set of Neutron drivers for the VMware NSX.
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#!/bin/bash
# Copyright 2018 VMware, Inc.
#
# All Rights Reserved
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
# Common code for VMware NSXv3 and NSXp plugins which share the same backend
# --------------------------------------------------------------------------
# Settings previously defined in devstack:lib/neutron-legacy
NEUTRON_CONF_DIR=/etc/neutron
export NEUTRON_TEST_CONFIG_FILE=${NEUTRON_TEST_CONFIG_FILE:-"$NEUTRON_CONF_DIR/debug.ini"}
Q_DHCP_CONF_FILE=$NEUTRON_CONF_DIR/dhcp_agent.ini
# The interface which has connectivity to the NSX Gateway uplink
NSX_GATEWAY_NETWORK_INTERFACE=${NSX_GATEWAY_NETWORK_INTERFACE:-}
# Override default 'True' in devstack:lib/neutron_plugins/services/l3
Q_USE_PROVIDERNET_FOR_PUBLIC=False
# Native support from platform
NATIVE_DHCP_METADATA=${NATIVE_DHCP_METADATA:-True}
NATIVE_METADATA_ROUTE=${NATIVE_METADATA_ROUTE:-169.254.169.254/31}
METADATA_PROXY_SHARED_SECRET=${METADATA_PROXY_SHARED_SECRET:-}
# File to store client certificate and PK
CLIENT_CERT_FILE=${DEST}/data/neutron/client.pem
source $TOP_DIR/lib/neutron_plugins/ovs_base
function is_neutron_ovs_base_plugin {
# This allows the deployer to decide whether devstack should install OVS.
# By default, we install OVS, to change this behavior add "OVS_BASE=1" to your localrc file.
# Note: Any KVM compute must have OVS installed on it.
return ${OVS_BASE:-0}
}
function neutron_plugin_create_nova_conf {
if [[ "$VIRT_DRIVER" != 'vsphere' ]]; then
# if n-cpu or octavia is enabled, then setup integration bridge
if is_service_enabled n-cpu || is_service_enabled octavia ; then
setup_integration_bridge
if is_service_enabled n-cpu ; then
iniset $NOVA_CONF neutron ovs_bridge $OVS_BRIDGE
fi
fi
fi
# if n-api is enabled, then setup the metadata_proxy_shared_secret
if is_service_enabled n-api; then
iniset $NOVA_CONF neutron service_metadata_proxy True
if [[ "$NATIVE_DHCP_METADATA" == "True" ]]; then
iniset $NOVA_CONF neutron metadata_proxy_shared_secret $METADATA_PROXY_SHARED_SECRET
if [[ "$METADATA_PROXY_USE_HTTPS" == "True" ]]; then
iniset $NOVA_CONF DEFAULT enabled_ssl_apis metadata
if [[ "$METADATA_PROXY_CERT_FILE" != "" ]]; then
iniset $NOVA_CONF wsgi ssl_cert_file $METADATA_PROXY_CERT_FILE
fi
if [[ "$METADATA_PROXY_PRIV_KEY_FILE" != "" ]]; then
iniset $NOVA_CONF wsgi ssl_key_file $METADATA_PROXY_PRIV_KEY_FILE
fi
fi
fi
fi
# if n-api-meta is enabled, then setup https on n-api-meta
if is_service_enabled n-api-meta; then
if [[ "$NATIVE_DHCP_METADATA" == "True" && "$METADATA_PROXY_USE_HTTPS" == "True" ]]; then
inidelete $NOVA_METADATA_UWSGI_CONF uwsgi http
https=":8775,$METADATA_PROXY_CERT_FILE,$METADATA_PROXY_PRIV_KEY_FILE"
iniset $NOVA_METADATA_UWSGI_CONF uwsgi https $https
fi
fi
}
function neutron_plugin_configure_l3_agent {
# VMware NSX plugin does not run L3 agent
die $LINENO "q-l3 should not be executed with VMware NSX plugin!"
}
function neutron_plugin_configure_plugin_agent {
# VMware NSX plugin does not run L2 agent
die $LINENO "q-agt must not be executed with VMware NSX plugin!"
}
function get_bridge_up {
# NOTE(armando-migliaccio): if running in a nested environment this will work
# only with mac learning enabled, portsecurity and security profiles disabled
# The public bridge might not exist for the NSX plugin if Q_USE_DEBUG_COMMAND is off
# Try to create it anyway
sudo ovs-vsctl --may-exist add-br $PUBLIC_BRIDGE
sudo ovs-vsctl --may-exist add-port $PUBLIC_BRIDGE $NSX_GATEWAY_NETWORK_INTERFACE
# Flush all existing addresses on public bridge
sudo ip addr flush dev $PUBLIC_BRIDGE
nsx_gw_net_if_mac=$(ip link show $NSX_GATEWAY_NETWORK_INTERFACE | awk '/ether/ {print $2}')
sudo ip link set address $nsx_gw_net_if_mac dev $PUBLIC_BRIDGE
for address in $addresses; do
sudo ip addr add dev $PUBLIC_BRIDGE $address
done
sudo ip addr add dev $PUBLIC_BRIDGE $NSX_GATEWAY_NETWORK_CIDR
sudo ip link set $PUBLIC_BRIDGE up
}
function set_nsx_gateway_network_cidr {
if ! is_set NSX_GATEWAY_NETWORK_CIDR; then
NSX_GATEWAY_NETWORK_CIDR=$PUBLIC_NETWORK_GATEWAY/${FLOATING_RANGE#*/}
echo "The IP address expected on $PUBLIC_BRIDGE was not specified. "
echo "Defaulting to "$NSX_GATEWAY_NETWORK_CIDR
fi
sudo ip addr del $NSX_GATEWAY_NETWORK_CIDR dev $PUBLIC_BRIDGE
# Save and then flush remaining addresses on the interface
addresses=$(ip addr show dev $PUBLIC_BRIDGE | grep inet | awk {'print $2'})
sudo ip addr flush $PUBLIC_BRIDGE
# Try to detach physical interface from PUBLIC_BRIDGE
sudo ovs-vsctl del-port $NSX_GATEWAY_NETWORK_INTERFACE
# Restore addresses on NSX_GATEWAY_NETWORK_INTERFACE
for address in $addresses; do
sudo ip addr add dev $NSX_GATEWAY_NETWORK_INTERFACE $address
done
}
function setup_integration_bridge_common {
die_if_not_set $LINENO NSX_USER "NSX_USER has not been set!"
die_if_not_set $LINENO NSX_PASSWORD "NSX_PASSWORD has not been set!"
# Ensure that the OVS params are set for the OVS utils
iniset $NEUTRON_CONF DEFAULT ovs_integration_bridge $OVS_BRIDGE
iniset $NEUTRON_CONF OVS ovsdb_connection $(_ovsdb_connection)
iniset $NEUTRON_CONF OVS ovsdb_interface vsctl
_neutron_ovs_base_add_bridge $OVS_BRIDGE
sudo ovs-vsctl set bridge $OVS_BRIDGE external_ids:bridge-id=nsx-managed
sudo ovs-vsctl set-manager $(_ovsdb_connection)
}
function neutron_plugin_install_agent_packages {
# VMware NSX Plugin does not run q-agt, but it currently needs dhcp and metadata agents
_neutron_ovs_base_install_agent_packages
}
function _version { echo "$@" | awk -F. '{ printf("%d%03d%03d%03d\n", $1,$2,$3,$4); }'; }
function neutron_plugin_configure_common_v3 {
Q_PLUGIN_CONF_PATH=etc/neutron/plugins/vmware
Q_PLUGIN_CONF_FILENAME=nsx.ini
Q_PLUGIN_SRC_CONF_PATH=vmware-nsx/etc
VMWARE_NSX_DIR=vmware-nsx
# Uses oslo config generator to generate sample configuration file
(cd $DEST/$VMWARE_NSX_DIR && exec ./tools/generate_config_file_samples.sh)
mkdir -p /$Q_PLUGIN_CONF_PATH
cp $DEST/$Q_PLUGIN_SRC_CONF_PATH/nsx.ini.sample /$Q_PLUGIN_CONF_PATH/$Q_PLUGIN_CONF_FILENAME
sudo install -d -o $STACK_USER $NEUTRON_CONF_DIR/policy.d
cp -vr $DEST/$Q_PLUGIN_SRC_CONF_PATH/policy.d/* $NEUTRON_CONF_DIR/policy.d/
Q_PLUGIN_CLASS=$1
}
function neutron_plugin_configure_debug_command {
sudo ovs-vsctl --no-wait -- --may-exist add-br $PUBLIC_BRIDGE
}
function neutron_plugin_configure_dhcp_agent {
setup_integration_bridge
iniset $Q_DHCP_CONF_FILE DEFAULT enable_isolated_metadata True
iniset $Q_DHCP_CONF_FILE DEFAULT enable_metadata_network True
iniset $Q_DHCP_CONF_FILE DEFAULT ovs_use_veth True
iniset $Q_DHCP_CONF_FILE DEFAULT ovs_integration_bridge $OVS_BRIDGE
iniset $Q_DHCP_CONF_FILE OVS ovsdb_connection $(_ovsdb_connection)
iniset $Q_DHCP_CONF_FILE OVS ovsdb_interface vsctl
}
function neutron_plugin_setup_interface_driver {
local conf_file=$1
iniset $conf_file DEFAULT interface_driver neutron.agent.linux.interface.OVSInterfaceDriver
}
function neutron_plugin_check_adv_test_requirements {
is_service_enabled q-dhcp && return 0
}
function _ovsdb_connection_common {
NSX_POLICY_IP=$1
NSX_VER=$(curl -1 -s -k -u "$NSX_USER:$NSX_PASSWORD" -H 'Accept: application/json' https://$NSX_POLICY_IP/api/v1/node | python -c 'import sys, json; print json.load(sys.stdin)["node_version"][:5]')
if [ $(_version $NSX_VER) -ge $(_version 1.1.0) ]; then
echo "unix:/var/run/vmware/nsx-agent/nsxagent_ovsdb.sock"
else
echo "tcp:127.0.0.1:6632"
fi
}