d15f222e2b
Add a missing --subnet-range argument when creating an ipv6 provider network. Also changed SUBNET_V6_ID to IPV6_SUBNET_ID. And remove the --ipv6-address-mode arg because it doesn't apply to subnets on routers. Change-Id: I82796804a06e758e458606dc9eb400bcd08ad6e4
433 lines
21 KiB
Bash
433 lines
21 KiB
Bash
#!/bin/bash
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# Subnet IP version
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IP_VERSION=${IP_VERSION:-"4+6"}
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# Validate IP_VERSION
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if [[ $IP_VERSION != "4" ]] && [[ $IP_VERSION != "6" ]] && [[ $IP_VERSION != "4+6" ]]; then
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die $LINENO "IP_VERSION must be either 4, 6, or 4+6"
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fi
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# Specify if the initial private and external networks should be created
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NEUTRON_CREATE_INITIAL_NETWORKS=${NEUTRON_CREATE_INITIAL_NETWORKS:-True}
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## Provider Network Information
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PROVIDER_SUBNET_NAME=${PROVIDER_SUBNET_NAME:-"provider_net"}
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IPV6_PROVIDER_SUBNET_NAME=${IPV6_PROVIDER_SUBNET_NAME:-"provider_net_v6"}
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IPV6_PROVIDER_FIXED_RANGE=${IPV6_PROVIDER_FIXED_RANGE:-}
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IPV6_PROVIDER_NETWORK_GATEWAY=${IPV6_PROVIDER_NETWORK_GATEWAY:-}
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PUBLIC_BRIDGE=${PUBLIC_BRIDGE:-br-ex}
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PUBLIC_BRIDGE_MTU=${PUBLIC_BRIDGE_MTU:-1500}
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# If Q_ASSIGN_GATEWAY_TO_PUBLIC_BRIDGE=True, assign the gateway IP of the public
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# subnet to the public bridge interface even if Q_USE_PROVIDERNET_FOR_PUBLIC is
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# used.
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Q_ASSIGN_GATEWAY_TO_PUBLIC_BRIDGE=${Q_ASSIGN_GATEWAY_TO_PUBLIC_BRIDGE:-True}
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# The name of the default router
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Q_ROUTER_NAME=${Q_ROUTER_NAME:-router1}
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# If Q_USE_PUBLIC_VETH=True, create and use a veth pair instead of
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# PUBLIC_BRIDGE. This is intended to be used with
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# Q_USE_PROVIDERNET_FOR_PUBLIC=True.
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Q_USE_PUBLIC_VETH=${Q_USE_PUBLIC_VETH:-False}
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Q_PUBLIC_VETH_EX=${Q_PUBLIC_VETH_EX:-veth-pub-ex}
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Q_PUBLIC_VETH_INT=${Q_PUBLIC_VETH_INT:-veth-pub-int}
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# The next variable is configured by plugin
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# e.g. _configure_neutron_l3_agent or lib/neutron_plugins/*
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#
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# L3 routers exist per tenant
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Q_L3_ROUTER_PER_TENANT=${Q_L3_ROUTER_PER_TENANT:-True}
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# Use flat providernet for public network
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#
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# If Q_USE_PROVIDERNET_FOR_PUBLIC=True, use a flat provider network
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# for external interface of neutron l3-agent. In that case,
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# PUBLIC_PHYSICAL_NETWORK specifies provider:physical_network value
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# used for the network. In case of ofagent, you should add the
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# corresponding entry to your OFAGENT_PHYSICAL_INTERFACE_MAPPINGS.
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# For openvswitch agent, you should add the corresponding entry to
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# your OVS_BRIDGE_MAPPINGS.
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#
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# eg. (ofagent)
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# Q_USE_PROVIDERNET_FOR_PUBLIC=True
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# Q_USE_PUBLIC_VETH=True
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# PUBLIC_PHYSICAL_NETWORK=public
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# OFAGENT_PHYSICAL_INTERFACE_MAPPINGS=public:veth-pub-int
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#
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# eg. (openvswitch agent)
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# Q_USE_PROVIDERNET_FOR_PUBLIC=True
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# PUBLIC_PHYSICAL_NETWORK=public
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# OVS_BRIDGE_MAPPINGS=public:br-ex
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Q_USE_PROVIDERNET_FOR_PUBLIC=${Q_USE_PROVIDERNET_FOR_PUBLIC:-True}
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PUBLIC_PHYSICAL_NETWORK=${PUBLIC_PHYSICAL_NETWORK:-public}
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# Generate 40-bit IPv6 Global ID to comply with RFC 4193
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IPV6_GLOBAL_ID=`uuidgen | sed s/-//g | cut -c 23- | sed -e "s/\(..\)\(....\)\(....\)/\1:\2:\3/"`
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# IPv6 gateway and subnet defaults, in case they are not customized in localrc
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IPV6_RA_MODE=${IPV6_RA_MODE:-slaac}
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IPV6_ADDRESS_MODE=${IPV6_ADDRESS_MODE:-slaac}
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IPV6_PUBLIC_SUBNET_NAME=${IPV6_PUBLIC_SUBNET_NAME:-ipv6-public-subnet}
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IPV6_PRIVATE_SUBNET_NAME=${IPV6_PRIVATE_SUBNET_NAME:-ipv6-private-subnet}
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IPV6_ADDRS_SAFE_TO_USE=${IPV6_ADDRS_SAFE_TO_USE:-fd$IPV6_GLOBAL_ID::/56}
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# if we got larger than a /64 safe to use, we only use the first /64 to
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# avoid side effects outlined in rfc7421
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FIXED_RANGE_V6=${FIXED_RANGE_V6:-$(echo $IPV6_ADDRS_SAFE_TO_USE | awk -F '/' '{ print $1"/"($2>63 ? $2 : 64) }')}
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IPV6_PRIVATE_NETWORK_GATEWAY=${IPV6_PRIVATE_NETWORK_GATEWAY:-}
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IPV6_PUBLIC_RANGE=${IPV6_PUBLIC_RANGE:-2001:db8::/64}
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IPV6_PUBLIC_NETWORK_GATEWAY=${IPV6_PUBLIC_NETWORK_GATEWAY:-2001:db8::2}
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IPV6_ROUTER_GW_IP=${IPV6_ROUTER_GW_IP:-2001:db8::1}
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# Gateway and subnet defaults, in case they are not customized in localrc
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NETWORK_GATEWAY=${NETWORK_GATEWAY:-}
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PUBLIC_NETWORK_GATEWAY=${PUBLIC_NETWORK_GATEWAY:-}
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PRIVATE_SUBNET_NAME=${PRIVATE_SUBNET_NAME:-"private-subnet"}
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PUBLIC_SUBNET_NAME=${PUBLIC_SUBNET_NAME:-"public-subnet"}
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# Subnetpool defaults
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USE_SUBNETPOOL=${USE_SUBNETPOOL:-True}
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SUBNETPOOL_NAME=${SUBNETPOOL_NAME:-"shared-default-subnetpool"}
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SUBNETPOOL_PREFIX_V4=${SUBNETPOOL_PREFIX_V4:-$IPV4_ADDRS_SAFE_TO_USE}
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SUBNETPOOL_PREFIX_V6=${SUBNETPOOL_PREFIX_V6:-$IPV6_ADDRS_SAFE_TO_USE}
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SUBNETPOOL_SIZE_V4=${SUBNETPOOL_SIZE_V4:-26}
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SUBNETPOOL_SIZE_V6=${SUBNETPOOL_SIZE_V6:-64}
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default_v4_route_devs=$(ip -4 route | grep ^default | awk '{print $5}')
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die_if_not_set $LINENO default_v4_route_devs "Failure retrieving default IPv4 route devices"
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default_v6_route_devs=$(ip -6 route | grep ^default | awk '{print $5}')
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function _determine_config_l3 {
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local opts="--config-file $NEUTRON_CONF --config-file $Q_L3_CONF_FILE"
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echo "$opts"
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}
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function _configure_neutron_l3_agent {
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cp $NEUTRON_DIR/etc/l3_agent.ini.sample $Q_L3_CONF_FILE
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iniset $Q_L3_CONF_FILE DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL
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iniset $Q_L3_CONF_FILE AGENT root_helper "$Q_RR_COMMAND"
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if [[ "$Q_USE_ROOTWRAP_DAEMON" == "True" ]]; then
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iniset $Q_L3_CONF_FILE AGENT root_helper_daemon "$Q_RR_DAEMON_COMMAND"
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fi
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_neutron_setup_interface_driver $Q_L3_CONF_FILE
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neutron_plugin_configure_l3_agent $Q_L3_CONF_FILE
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# If we've given a PUBLIC_INTERFACE to take over, then we assume
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# that we can own the whole thing, and privot it into the OVS
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# bridge. If we are not, we're probably on a single interface
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# machine, and we just setup NAT so that fixed guests can get out.
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if [[ -n "$PUBLIC_INTERFACE" ]]; then
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_move_neutron_addresses_route "$PUBLIC_INTERFACE" "$OVS_PHYSICAL_BRIDGE" True False "inet"
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if [[ $(ip -f inet6 a s dev "$PUBLIC_INTERFACE" | grep -c 'global') != 0 ]]; then
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_move_neutron_addresses_route "$PUBLIC_INTERFACE" "$OVS_PHYSICAL_BRIDGE" False False "inet6"
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fi
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else
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for d in $default_v4_route_devs; do
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sudo iptables -t nat -A POSTROUTING -o $d -s $FLOATING_RANGE -j MASQUERADE
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done
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fi
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}
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# Explicitly set router id in l3 agent configuration
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function _neutron_set_router_id {
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if [[ "$Q_L3_ROUTER_PER_TENANT" == "False" ]]; then
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iniset $Q_L3_CONF_FILE DEFAULT router_id $ROUTER_ID
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fi
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}
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# Get ext_gw_interface depending on value of Q_USE_PUBLIC_VETH
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function _neutron_get_ext_gw_interface {
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if [[ "$Q_USE_PUBLIC_VETH" == "True" ]]; then
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echo $Q_PUBLIC_VETH_EX
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else
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# Disable in-band as we are going to use local port
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# to communicate with VMs
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sudo ovs-vsctl set Bridge $PUBLIC_BRIDGE \
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other_config:disable-in-band=true
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echo $PUBLIC_BRIDGE
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fi
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}
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function create_neutron_initial_network {
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local project_id
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project_id=$(openstack project list | grep " demo " | get_field 1)
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die_if_not_set $LINENO project_id "Failure retrieving project_id for demo"
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# Allow drivers that need to create an initial network to do so here
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if type -p neutron_plugin_create_initial_network_profile > /dev/null; then
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neutron_plugin_create_initial_network_profile $PHYSICAL_NETWORK
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fi
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if is_networking_extension_supported "auto-allocated-topology"; then
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if [[ "$USE_SUBNETPOOL" == "True" ]]; then
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if [[ "$IP_VERSION" =~ 4.* ]]; then
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SUBNETPOOL_V4_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" subnet pool create $SUBNETPOOL_NAME --default-prefix-length $SUBNETPOOL_SIZE_V4 --pool-prefix $SUBNETPOOL_PREFIX_V4 --share --default | grep ' id ' | get_field 2)
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fi
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if [[ "$IP_VERSION" =~ .*6 ]]; then
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SUBNETPOOL_V6_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" subnet pool create $SUBNETPOOL_NAME --default-prefix-length $SUBNETPOOL_SIZE_V6 --pool-prefix $SUBNETPOOL_PREFIX_V6 --share --default | grep ' id ' | get_field 2)
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fi
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fi
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fi
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if is_provider_network; then
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die_if_not_set $LINENO PHYSICAL_NETWORK "You must specify the PHYSICAL_NETWORK"
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die_if_not_set $LINENO PROVIDER_NETWORK_TYPE "You must specify the PROVIDER_NETWORK_TYPE"
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NET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" network create $PHYSICAL_NETWORK --project $project_id --provider-network-type $PROVIDER_NETWORK_TYPE --provider-physical-network "$PHYSICAL_NETWORK" ${SEGMENTATION_ID:+--provider-segment $SEGMENTATION_ID} --share | grep ' id ' | get_field 2)
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die_if_not_set $LINENO NET_ID "Failure creating NET_ID for $PHYSICAL_NETWORK $project_id"
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if [[ "$IP_VERSION" =~ 4.* ]]; then
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if [ -z $SUBNETPOOL_V4_ID ]; then
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fixed_range_v4=$FIXED_RANGE
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fi
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SUBNET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" subnet create --project $project_id --ip-version 4 ${ALLOCATION_POOL:+--allocation-pool $ALLOCATION_POOL} $PROVIDER_SUBNET_NAME --gateway $NETWORK_GATEWAY ${SUBNETPOOL_V4_ID:+--subnet-pool $SUBNETPOOL_V4_ID} --network $NET_ID --subnet-range $fixed_range_v4 | grep ' id ' | get_field 2)
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die_if_not_set $LINENO SUBNET_ID "Failure creating SUBNET_ID for $PROVIDER_SUBNET_NAME $project_id"
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fi
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if [[ "$IP_VERSION" =~ .*6 ]]; then
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die_if_not_set $LINENO IPV6_PROVIDER_FIXED_RANGE "IPV6_PROVIDER_FIXED_RANGE has not been set, but Q_USE_PROVIDER_NETWORKING is true and IP_VERSION includes 6"
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die_if_not_set $LINENO IPV6_PROVIDER_NETWORK_GATEWAY "IPV6_PROVIDER_NETWORK_GATEWAY has not been set, but Q_USE_PROVIDER_NETWORKING is true and IP_VERSION includes 6"
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if [ -z $SUBNETPOOL_V6_ID ]; then
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fixed_range_v6=$IPV6_PROVIDER_FIXED_RANGE
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fi
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IPV6_SUBNET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" subnet create --project $project_id --ip-version 6 --gateway $IPV6_PROVIDER_NETWORK_GATEWAY $IPV6_PROVIDER_SUBNET_NAME ${SUBNETPOOL_V6_ID:+--subnet-pool $SUBNETPOOL_V6_ID} --network $NET_ID --subnet-range $fixed_range_v6 | grep ' id ' | get_field 2)
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die_if_not_set $LINENO IPV6_SUBNET_ID "Failure creating IPV6_SUBNET_ID for $IPV6_PROVIDER_SUBNET_NAME $project_id"
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fi
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if [[ $Q_AGENT == "openvswitch" ]]; then
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sudo ip link set $OVS_PHYSICAL_BRIDGE up
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sudo ip link set br-int up
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sudo ip link set $PUBLIC_INTERFACE up
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fi
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else
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NET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" network create --project $project_id "$PRIVATE_NETWORK_NAME" | grep ' id ' | get_field 2)
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die_if_not_set $LINENO NET_ID "Failure creating NET_ID for $PRIVATE_NETWORK_NAME $project_id"
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if [[ "$IP_VERSION" =~ 4.* ]]; then
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# Create IPv4 private subnet
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SUBNET_ID=$(_neutron_create_private_subnet_v4 $project_id)
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fi
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if [[ "$IP_VERSION" =~ .*6 ]]; then
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# Create IPv6 private subnet
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IPV6_SUBNET_ID=$(_neutron_create_private_subnet_v6 $project_id)
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fi
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fi
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if is_networking_extension_supported "router" && is_networking_extension_supported "external-net"; then
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# Create a router, and add the private subnet as one of its interfaces
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if [[ "$Q_L3_ROUTER_PER_TENANT" == "True" ]]; then
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# create a tenant-owned router.
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ROUTER_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" router create --project $project_id $Q_ROUTER_NAME | grep ' id ' | get_field 2)
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die_if_not_set $LINENO ROUTER_ID "Failure creating ROUTER_ID for $project_id $Q_ROUTER_NAME"
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else
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# Plugin only supports creating a single router, which should be admin owned.
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ROUTER_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" router create $Q_ROUTER_NAME | grep ' id ' | get_field 2)
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die_if_not_set $LINENO ROUTER_ID "Failure creating ROUTER_ID for $Q_ROUTER_NAME"
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fi
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EXTERNAL_NETWORK_FLAGS="--external"
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if is_networking_extension_supported "auto-allocated-topology"; then
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EXTERNAL_NETWORK_FLAGS="$EXTERNAL_NETWORK_FLAGS --default"
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fi
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# Create an external network, and a subnet. Configure the external network as router gw
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if [ "$Q_USE_PROVIDERNET_FOR_PUBLIC" = "True" ]; then
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EXT_NET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" network create "$PUBLIC_NETWORK_NAME" $EXTERNAL_NETWORK_FLAGS --provider-network-type flat --provider-physical-network ${PUBLIC_PHYSICAL_NETWORK} | grep ' id ' | get_field 2)
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else
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EXT_NET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" network create "$PUBLIC_NETWORK_NAME" $EXTERNAL_NETWORK_FLAGS | grep ' id ' | get_field 2)
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fi
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die_if_not_set $LINENO EXT_NET_ID "Failure creating EXT_NET_ID for $PUBLIC_NETWORK_NAME"
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if [[ "$IP_VERSION" =~ 4.* ]]; then
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# Configure router for IPv4 public access
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_neutron_configure_router_v4
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fi
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if [[ "$IP_VERSION" =~ .*6 ]]; then
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# Configure router for IPv6 public access
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_neutron_configure_router_v6
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fi
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fi
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}
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# Create private IPv4 subnet
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function _neutron_create_private_subnet_v4 {
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local project_id=$1
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if [ -z $SUBNETPOOL_V4_ID ]; then
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fixed_range_v4=$FIXED_RANGE
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fi
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local subnet_params="--project $project_id "
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subnet_params+="--ip-version 4 "
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if [[ -n "$NETWORK_GATEWAY" ]]; then
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subnet_params+="--gateway $NETWORK_GATEWAY "
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fi
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subnet_params+="${SUBNETPOOL_V4_ID:+--subnet-pool $SUBNETPOOL_V4_ID} "
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subnet_params+="${fixed_range_v4:+--subnet-range $fixed_range_v4} "
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subnet_params+="--network $NET_ID $PRIVATE_SUBNET_NAME"
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local subnet_id
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subnet_id=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" subnet create $subnet_params | grep ' id ' | get_field 2)
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die_if_not_set $LINENO subnet_id "Failure creating private IPv4 subnet for $project_id"
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echo $subnet_id
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}
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# Create private IPv6 subnet
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function _neutron_create_private_subnet_v6 {
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local project_id=$1
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die_if_not_set $LINENO IPV6_RA_MODE "IPV6 RA Mode not set"
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die_if_not_set $LINENO IPV6_ADDRESS_MODE "IPV6 Address Mode not set"
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local ipv6_modes="--ipv6-ra-mode $IPV6_RA_MODE --ipv6-address-mode $IPV6_ADDRESS_MODE"
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if [ -z $SUBNETPOOL_V6_ID ]; then
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fixed_range_v6=$FIXED_RANGE_V6
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fi
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local subnet_params="--project $project_id "
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subnet_params+="--ip-version 6 "
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if [[ -n "$IPV6_PRIVATE_NETWORK_GATEWAY" ]]; then
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subnet_params+="--gateway $IPV6_PRIVATE_NETWORK_GATEWAY "
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fi
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subnet_params+="${SUBNETPOOL_V6_ID:+--subnet-pool $SUBNETPOOL_V6_ID} "
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subnet_params+="${fixed_range_v6:+--subnet-range $fixed_range_v6} "
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subnet_params+="$ipv6_modes --network $NET_ID $IPV6_PRIVATE_SUBNET_NAME "
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local ipv6_subnet_id
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ipv6_subnet_id=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" subnet create $subnet_params | grep ' id ' | get_field 2)
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die_if_not_set $LINENO ipv6_subnet_id "Failure creating private IPv6 subnet for $project_id"
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echo $ipv6_subnet_id
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}
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# Create public IPv4 subnet
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function _neutron_create_public_subnet_v4 {
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local subnet_params="--ip-version 4 "
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subnet_params+="${Q_FLOATING_ALLOCATION_POOL:+--allocation-pool $Q_FLOATING_ALLOCATION_POOL} "
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if [[ -n "$PUBLIC_NETWORK_GATEWAY" ]]; then
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subnet_params+="--gateway $PUBLIC_NETWORK_GATEWAY "
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fi
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subnet_params+="--network $EXT_NET_ID --subnet-range $FLOATING_RANGE --no-dhcp "
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subnet_params+="$PUBLIC_SUBNET_NAME"
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local id_and_ext_gw_ip
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id_and_ext_gw_ip=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" subnet create $subnet_params | grep -e 'gateway_ip' -e ' id ')
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die_if_not_set $LINENO id_and_ext_gw_ip "Failure creating public IPv4 subnet"
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echo $id_and_ext_gw_ip
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}
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# Create public IPv6 subnet
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function _neutron_create_public_subnet_v6 {
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local subnet_params="--ip-version 6 "
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subnet_params+="--gateway $IPV6_PUBLIC_NETWORK_GATEWAY "
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subnet_params+="--network $EXT_NET_ID --subnet-range $IPV6_PUBLIC_RANGE --no-dhcp "
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subnet_params+="$IPV6_PUBLIC_SUBNET_NAME"
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local ipv6_id_and_ext_gw_ip
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ipv6_id_and_ext_gw_ip=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" subnet create $subnet_params | grep -e 'gateway_ip' -e ' id ')
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die_if_not_set $LINENO ipv6_id_and_ext_gw_ip "Failure creating an IPv6 public subnet"
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echo $ipv6_id_and_ext_gw_ip
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}
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# Configure neutron router for IPv4 public access
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function _neutron_configure_router_v4 {
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openstack --os-cloud devstack-admin --os-region "$REGION_NAME" router add subnet $ROUTER_ID $SUBNET_ID
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# Create a public subnet on the external network
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local id_and_ext_gw_ip
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id_and_ext_gw_ip=$(_neutron_create_public_subnet_v4 $EXT_NET_ID)
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local ext_gw_ip
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ext_gw_ip=$(echo $id_and_ext_gw_ip | get_field 2)
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PUB_SUBNET_ID=$(echo $id_and_ext_gw_ip | get_field 5)
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# Configure the external network as the default router gateway
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openstack --os-cloud devstack-admin --os-region "$REGION_NAME" router set --external-gateway $EXT_NET_ID $ROUTER_ID
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# This logic is specific to using the l3-agent for layer 3
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if is_service_enabled q-l3 || is_service_enabled neutron-l3; then
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# Configure and enable public bridge
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local ext_gw_interface="none"
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if is_neutron_ovs_base_plugin; then
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ext_gw_interface=$(_neutron_get_ext_gw_interface)
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elif [[ "$Q_AGENT" = "linuxbridge" ]]; then
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# Get the device the neutron router and network for $FIXED_RANGE
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# will be using.
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if [ "$Q_USE_PROVIDERNET_FOR_PUBLIC" = "True" ]; then
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# in provider nets a bridge mapping uses the public bridge directly
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ext_gw_interface=$PUBLIC_BRIDGE
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else
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# e.x. brq3592e767-da for NET_ID 3592e767-da66-4bcb-9bec-cdb03cd96102
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ext_gw_interface=brq${EXT_NET_ID:0:11}
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fi
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fi
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if [[ "$ext_gw_interface" != "none" ]]; then
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local cidr_len=${FLOATING_RANGE#*/}
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local testcmd="ip -o link | grep -q $ext_gw_interface"
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test_with_retry "$testcmd" "$ext_gw_interface creation failed"
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if [[ $(ip addr show dev $ext_gw_interface | grep -c $ext_gw_ip) == 0 && ( $Q_USE_PROVIDERNET_FOR_PUBLIC == "False" || $Q_USE_PUBLIC_VETH == "True" || $Q_ASSIGN_GATEWAY_TO_PUBLIC_BRIDGE == "True" ) ]]; then
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sudo ip addr add $ext_gw_ip/$cidr_len dev $ext_gw_interface
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sudo ip link set $ext_gw_interface up
|
|
fi
|
|
ROUTER_GW_IP=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" port list -c 'Fixed IP Addresses' --device-owner network:router_gateway | awk -F'ip_address' '{ print $2 }' | cut -f2 -d\' | tr '\n' ' ')
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die_if_not_set $LINENO ROUTER_GW_IP "Failure retrieving ROUTER_GW_IP"
|
|
fi
|
|
_neutron_set_router_id
|
|
fi
|
|
}
|
|
|
|
# Configure neutron router for IPv6 public access
|
|
function _neutron_configure_router_v6 {
|
|
openstack --os-cloud devstack-admin --os-region "$REGION_NAME" router add subnet $ROUTER_ID $IPV6_SUBNET_ID
|
|
# Create a public subnet on the external network
|
|
local ipv6_id_and_ext_gw_ip
|
|
ipv6_id_and_ext_gw_ip=$(_neutron_create_public_subnet_v6 $EXT_NET_ID)
|
|
local ipv6_ext_gw_ip
|
|
ipv6_ext_gw_ip=$(echo $ipv6_id_and_ext_gw_ip | get_field 2)
|
|
local ipv6_pub_subnet_id
|
|
ipv6_pub_subnet_id=$(echo $ipv6_id_and_ext_gw_ip | get_field 5)
|
|
|
|
# If the external network has not already been set as the default router
|
|
# gateway when configuring an IPv4 public subnet, do so now
|
|
if [[ "$IP_VERSION" == "6" ]]; then
|
|
openstack --os-cloud devstack-admin --os-region "$REGION_NAME" router set --external-gateway $EXT_NET_ID $ROUTER_ID
|
|
fi
|
|
|
|
# This logic is specific to using the l3-agent for layer 3
|
|
if is_service_enabled q-l3 || is_service_enabled neutron-l3; then
|
|
# Ensure IPv6 RAs are accepted on interfaces with a default route.
|
|
# This is needed for neutron-based devstack clouds to work in
|
|
# IPv6-only clouds in the gate. Please do not remove this without
|
|
# talking to folks in Infra.
|
|
for d in $default_v6_route_devs; do
|
|
# Slashes must be used in this sysctl command because route devices
|
|
# can have dots in their names. If dots were used, dots in the
|
|
# device name would be reinterpreted as a slash, causing an error.
|
|
sudo sysctl -w net/ipv6/conf/$d/accept_ra=2
|
|
done
|
|
# Ensure IPv6 forwarding is enabled on the host
|
|
sudo sysctl -w net.ipv6.conf.all.forwarding=1
|
|
# Configure and enable public bridge
|
|
# Override global IPV6_ROUTER_GW_IP with the true value from neutron
|
|
IPV6_ROUTER_GW_IP=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" port list -c 'Fixed IP Addresses' | grep $ipv6_pub_subnet_id | awk -F'ip_address' '{ print $2 }' | cut -f2 -d\' | tr '\n' ' ')
|
|
die_if_not_set $LINENO IPV6_ROUTER_GW_IP "Failure retrieving IPV6_ROUTER_GW_IP"
|
|
|
|
if is_neutron_ovs_base_plugin; then
|
|
local ext_gw_interface
|
|
ext_gw_interface=$(_neutron_get_ext_gw_interface)
|
|
local ipv6_cidr_len=${IPV6_PUBLIC_RANGE#*/}
|
|
|
|
# Configure interface for public bridge
|
|
sudo ip -6 addr replace $ipv6_ext_gw_ip/$ipv6_cidr_len dev $ext_gw_interface
|
|
local replace_range=${SUBNETPOOL_PREFIX_V6}
|
|
if [[ -z "${SUBNETPOOL_V6_ID}" ]]; then
|
|
replace_range=${FIXED_RANGE_V6}
|
|
fi
|
|
sudo ip -6 route replace $replace_range via $IPV6_ROUTER_GW_IP dev $ext_gw_interface
|
|
fi
|
|
_neutron_set_router_id
|
|
fi
|
|
}
|
|
|
|
function is_networking_extension_supported {
|
|
local extension=$1
|
|
# TODO(sc68cal) cache this instead of calling every time
|
|
EXT_LIST=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" extension list --network -c Alias -f value)
|
|
[[ $EXT_LIST =~ $extension ]] && return 0
|
|
}
|