Public bug reported: Deployed by kolla-ansible in docker containers using source binaries kolla_base_distro: "ubuntu" kolla_install_type: "source" openstack_release: "train"
IPv6 prefix delegation described at https://docs.openstack.org/neutron/train/admin/config-ipv6.html#prefix-delegation do not work. When enabling prefix delegation on a subnet I get errors in my neutron/neutron-dhcp-agent.log file about "pyroute2.netlink.exceptions.NetlinkError: (22, 'Invalid argument')". http://paste.openstack.org/show/787656/ below is the workflow I have used when trying to get IPv6 prefix delegation to work. -------------------------------------- #!/usr/bin/env bash set -o errexit set -o pipefail set -o nounset set -o xtrace # neutron.conf has this set #ipv6_pd_enabled = True # Clear any old environment that may conflict. for key in $( set | awk '{FS="="} /^OS_/ {print $1}' ); do unset "${key}" ; done # Connect to export OS_AUTH_URL=https://openstack.example.com:5000 export OS_AUTH_PLUGIN=password export OS_IDENTITY_API_VERSION=3 export OS_INTERFACE=public export OS_REGION_NAME=RegionOne # Authentication export OS_USER_DOMAIN_NAME="Default" export OS_USERNAME=admin export OS_PASSWORD=xxxxxxxxxxxxxxxxxxx # Authorization - Resource to work on (scope) export OS_SYSTEM_SCOPE=all # Varibles used in this test domain='testDomain' project='testProject' network_external='public' network_internal='private' router='testRouter' vlan_number='1554' phys_network='physnet1' ipv4_public_range='185.xx.xx.0/24' ipv4_public_gateway='185.xx.xx.1' ipv6_public_range='2a02:xxx:xxx:xxx::/64' # Create domain and project openstack domain create "${domain}" openstack project create --domain "${domain}" "${project}" # Create external and internal networks openstack network create --project "${project}" --project-domain "${domain}" \ --external \ --provider-physical-network "${phys_network}" \ --provider-network-type vlan \ --provider-segment "${vlan_number}" \ "${network_external}" openstack network create --project "${project}" --project-domain "${domain}" \ --internal \ "${network_internal}" # Create IPv4 and IPv6 subnets on external network openstack subnet create --project "${project}" --project-domain "${domain}" \ --network "${network_external}" \ --subnet-range "${ipv4_public_range}" \ --gateway "${ipv4_public_gateway}" \ --dns-nameserver 1.1.1.1 --dns-nameserver 1.0.0.1 \ "${network_external}"-ipv4 openstack subnet create --project "${project}" --project-domain "${domain}" \ --network "${network_external}" \ --subnet-range "${ipv6_public_range}" \ --dns-nameserver 2606:4700:4700::1111 --dns-nameserver 2606:4700:4700::1001 \ --ip-version=6 \ --ipv6-address-mode=slaac --ipv6-ra-mode=slaac \ "${network_external}"-ipv6 # Create router and set gateway for external network openstack router create --project "${project}" --project-domain "${domain}" \ "${router}" openstack router set --external-gateway "${network_external}" "${router}" # Create IPv4 subnet on internal network openstack subnet create --project "${project}" --project-domain "${domain}" \ --network "${network_internal}" \ --subnet-range 10.99.99.0/24 \ --gateway 10.99.99.1 \ --dns-nameserver 1.1.1.1 --dns-nameserver 1.0.0.1 \ "${network_internal}"-ipv4 # Create IPv6 subnet on internal network # with prefix delegation openstack subnet create --project "${project}" --project-domain "${domain}" \ --network "${network_internal}" \ --ip-version 6 \ --ipv6-ra-mode slaac --ipv6-address-mode slaac \ --use-prefix-delegation True \ "${network_internal}"-ipv6 # In my neutron/neutron-dhcp-agent.log I now have the error # pyroute2.netlink.exceptions.NetlinkError: (22, 'Invalid argument') # and a Traceback. http://paste.openstack.org/show/787656/ # Add internal subnets to router openstack router add subnet "${router}" "${network_internal}"-ipv4 openstack router add subnet "${router}" "${network_internal}"-ipv6 # Show subnet openstack subnet show "${network_internal}"-ipv6 | grep cidr # Which is ::/64 and prefix delegation is not working # Cleanup openstack router remove subnet "${router}" "${network_internal}"-ipv4 openstack router remove subnet "${router}" "${network_internal}"-ipv6 openstack router remove subnet "${router}" "${network_external}"-ipv4 openstack router remove subnet "${router}" "${network_external}"-ipv6 openstack router delete "${router}" openstack subnet delete "${network_internal}"-ipv4 openstack subnet delete "${network_internal}"-ipv6 openstack subnet delete "${network_external}"-ipv4 openstack subnet delete "${network_external}"-ipv6 openstack network delete "${network_internal}" openstack network delete "${network_external}" openstack project delete --domain "${domain}" "${project}" openstack domain set --disable "${domain}" openstack domain delete "${domain}" ** Affects: neutron Importance: Undecided Status: New ** Attachment added: "Script for testing Prefix Delegation" https://bugs.launchpad.net/bugs/1856675/+attachment/5313215/+files/ipv6_pd-test.sh -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to neutron. https://bugs.launchpad.net/bugs/1856675 Title: IPv6 Prefix Delegation do not work Status in neutron: New Bug description: Deployed by kolla-ansible in docker containers using source binaries kolla_base_distro: "ubuntu" kolla_install_type: "source" openstack_release: "train" IPv6 prefix delegation described at https://docs.openstack.org/neutron/train/admin/config-ipv6.html#prefix-delegation do not work. When enabling prefix delegation on a subnet I get errors in my neutron/neutron-dhcp-agent.log file about "pyroute2.netlink.exceptions.NetlinkError: (22, 'Invalid argument')". http://paste.openstack.org/show/787656/ below is the workflow I have used when trying to get IPv6 prefix delegation to work. -------------------------------------- #!/usr/bin/env bash set -o errexit set -o pipefail set -o nounset set -o xtrace # neutron.conf has this set #ipv6_pd_enabled = True # Clear any old environment that may conflict. for key in $( set | awk '{FS="="} /^OS_/ {print $1}' ); do unset "${key}" ; done # Connect to export OS_AUTH_URL=https://openstack.example.com:5000 export OS_AUTH_PLUGIN=password export OS_IDENTITY_API_VERSION=3 export OS_INTERFACE=public export OS_REGION_NAME=RegionOne # Authentication export OS_USER_DOMAIN_NAME="Default" export OS_USERNAME=admin export OS_PASSWORD=xxxxxxxxxxxxxxxxxxx # Authorization - Resource to work on (scope) export OS_SYSTEM_SCOPE=all # Varibles used in this test domain='testDomain' project='testProject' network_external='public' network_internal='private' router='testRouter' vlan_number='1554' phys_network='physnet1' ipv4_public_range='185.xx.xx.0/24' ipv4_public_gateway='185.xx.xx.1' ipv6_public_range='2a02:xxx:xxx:xxx::/64' # Create domain and project openstack domain create "${domain}" openstack project create --domain "${domain}" "${project}" # Create external and internal networks openstack network create --project "${project}" --project-domain "${domain}" \ --external \ --provider-physical-network "${phys_network}" \ --provider-network-type vlan \ --provider-segment "${vlan_number}" \ "${network_external}" openstack network create --project "${project}" --project-domain "${domain}" \ --internal \ "${network_internal}" # Create IPv4 and IPv6 subnets on external network openstack subnet create --project "${project}" --project-domain "${domain}" \ --network "${network_external}" \ --subnet-range "${ipv4_public_range}" \ --gateway "${ipv4_public_gateway}" \ --dns-nameserver 1.1.1.1 --dns-nameserver 1.0.0.1 \ "${network_external}"-ipv4 openstack subnet create --project "${project}" --project-domain "${domain}" \ --network "${network_external}" \ --subnet-range "${ipv6_public_range}" \ --dns-nameserver 2606:4700:4700::1111 --dns-nameserver 2606:4700:4700::1001 \ --ip-version=6 \ --ipv6-address-mode=slaac --ipv6-ra-mode=slaac \ "${network_external}"-ipv6 # Create router and set gateway for external network openstack router create --project "${project}" --project-domain "${domain}" \ "${router}" openstack router set --external-gateway "${network_external}" "${router}" # Create IPv4 subnet on internal network openstack subnet create --project "${project}" --project-domain "${domain}" \ --network "${network_internal}" \ --subnet-range 10.99.99.0/24 \ --gateway 10.99.99.1 \ --dns-nameserver 1.1.1.1 --dns-nameserver 1.0.0.1 \ "${network_internal}"-ipv4 # Create IPv6 subnet on internal network # with prefix delegation openstack subnet create --project "${project}" --project-domain "${domain}" \ --network "${network_internal}" \ --ip-version 6 \ --ipv6-ra-mode slaac --ipv6-address-mode slaac \ --use-prefix-delegation True \ "${network_internal}"-ipv6 # In my neutron/neutron-dhcp-agent.log I now have the error # pyroute2.netlink.exceptions.NetlinkError: (22, 'Invalid argument') # and a Traceback. http://paste.openstack.org/show/787656/ # Add internal subnets to router openstack router add subnet "${router}" "${network_internal}"-ipv4 openstack router add subnet "${router}" "${network_internal}"-ipv6 # Show subnet openstack subnet show "${network_internal}"-ipv6 | grep cidr # Which is ::/64 and prefix delegation is not working # Cleanup openstack router remove subnet "${router}" "${network_internal}"-ipv4 openstack router remove subnet "${router}" "${network_internal}"-ipv6 openstack router remove subnet "${router}" "${network_external}"-ipv4 openstack router remove subnet "${router}" "${network_external}"-ipv6 openstack router delete "${router}" openstack subnet delete "${network_internal}"-ipv4 openstack subnet delete "${network_internal}"-ipv6 openstack subnet delete "${network_external}"-ipv4 openstack subnet delete "${network_external}"-ipv6 openstack network delete "${network_internal}" openstack network delete "${network_external}" openstack project delete --domain "${domain}" "${project}" openstack domain set --disable "${domain}" openstack domain delete "${domain}" To manage notifications about this bug go to: https://bugs.launchpad.net/neutron/+bug/1856675/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : yahoo-eng-team@lists.launchpad.net Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp
