<div dir="ltr">Well here is the output from my rule list that is in prod right now with ipv6 <div>+--------------------------------------+-------------+-----------+------------+-----------------------+<br>| ID | IP Protocol | IP Range | Port Range | Remote Security Group |<br>+--------------------------------------+-------------+-----------+------------+-----------------------+<br>| 9ab00b6f-2bc2-4554-818d-eff6e0570943 | None | <a href="http://0.0.0.0/0">0.0.0.0/0</a> | | None |<br>| b6df5801-8c2c-4ba4-afe1-2cbaa2922dfa | icmp | ::/0 | | None |<br>| e7fd4840-5fbd-4709-b918-f80eac5cb6da | None | ::/0 | | None |<br>| e9968d53-7efe-4a9e-ad42-1092ffaf52e7 | None | None | | None |<br>| ec1ea961-9025-4229-92cf-618026a1851b | None | None | | None |<br>+--------------------------------------+-------------+-----------+------------+-----------------------+<br></div><div><br></div><div>+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br>| Field | Value |<br>+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br>| created_at | 2019-07-30T00:50:25Z |<br>| description | |<br>| direction | ingress |<br>| ether_type | IPv6 |<br>| id | b6df5801-8c2c-4ba4-afe1-2cbaa2922dfa |<br>| location | Munch({'cloud': '', 'region_name': 'regionOne', 'zone': None, 'project': Munch({'id': 'e8fd161dc34c421a979a9e6421f823e9', 'name': 'openstackzuul', 'domain_id': None, 'domain_name': 'Default'})}) |<br>| name | None |<br>| port_range_max | None |<br>| port_range_min | None |<br>| project_id | e8fd161dc34c421a979a9e6421f823e9 |<br>| protocol | icmp |<br>| remote_group_id | None |<br>| remote_ip_prefix | ::/0 |<br>| revision_number | 0 |<br>| security_group_id | bcedc0e0-e2e8-41fc-aeaa-afd2e10c7ab6 |<br>| tags | [] |<br>| updated_at | 2019-07-30T00:50:25Z |<br>+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br></div><div><br></div><div><br></div><div><br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Sep 13, 2019 at 9:24 AM Lucio Seki <<a href="mailto:lucioseki@gmail.com">lucioseki@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi Donny, following are the rules:<div><br></div><div><font face="monospace">$ openstack security group list --project admin<br>+--------------------------------------+---------+------------------------+----------------------------------+------+<br>| ID | Name | Description | Project | Tags |<br>+--------------------------------------+---------+------------------------+----------------------------------+------+<br>| d0136b0e-ee51-461c-afa0-c5adb88dd0dd | default | Default security group | 68e3942285a24fb5bd1aed30e166aaee | [] |<br>+--------------------------------------+---------+------------------------+----------------------------------+------+<br></font></div><div><font face="monospace"><br></font></div><div><font face="monospace">$ openstack security group rule list d0136b0e-ee51-461c-afa0-c5adb88dd0dd<br>+--------------------------------------+-------------+----------+------------+--------------------------------------+<br>| ID | IP Protocol | IP Range | Port Range | Remote Security Group |<br>+--------------------------------------+-------------+----------+------------+--------------------------------------+<br>| 38394345-3e44-4284-a519-cdd8af020f30 | tcp | ::/0 | 22:22 | None |<br>| 40881f76-c87f-4685-b3af-c3497dd44837 | None | None | | d0136b0e-ee51-461c-afa0-c5adb88dd0dd |<br>| 56d4ae52-195e-48df-871e-dc70b899b7ba | None | None | | d0136b0e-ee51-461c-afa0-c5adb88dd0dd |<br>| 759edd06-b698-45ca-94cd-44e0cc2cc848 | ipv6-icmp | None | | None |<br>| 762effae-b8e5-42ac-ba99-e85a7bc42455 | tcp | ::/0 | 22:22 | None |<br>| 81f3588d-4159-4af2-ad50-ff6b76add9cf | ipv6-icmp | None | | None |<br>+--------------------------------------+-------------+----------+------------+--------------------------------------+<br></font></div><div><font face="monospace"><br></font></div><div><font face="monospace">$ openstack security group rule show 759edd06-b698-45ca-94cd-44e0cc2cc848 <br>+-------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br>| Field | Value |<br>+-------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br>| created_at | 2019-09-03T16:51:41Z |<br>| description | |<br>| direction | egress |<br>| ether_type | IPv6 |<br>| id | 759edd06-b698-45ca-94cd-44e0cc2cc848 |<br>| location | Munch({'project': Munch({'domain_id': 'default', 'id': u'68e3942285a24fb5bd1aed30e166aaee', 'name': 'admin', 'domain_name': None}), 'cloud': '', 'region_name': 'RegionOne', 'zone': None}) |<br>| name | None |<br>| port_range_max | None |<br>| port_range_min | None |<br>| project_id | 68e3942285a24fb5bd1aed30e166aaee |<br>| protocol | ipv6-icmp |<br>| remote_group_id | None |<br>| remote_ip_prefix | None |<br>| revision_number | 0 |<br>| security_group_id | d0136b0e-ee51-461c-afa0-c5adb88dd0dd |<br>| tags | [] |<br>| updated_at | 2019-09-03T16:51:41Z |<br>+-------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br></font></div><div><font face="monospace"><br></font></div><div><font face="monospace">$ openstack security group rule show 81f3588d-4159-4af2-ad50-ff6b76add9cf<br>+-------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br>| Field | Value |<br>+-------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br>| created_at | 2019-09-03T16:51:30Z |<br>| description | |<br>| direction | ingress |<br>| ether_type | IPv6 |<br>| id | 81f3588d-4159-4af2-ad50-ff6b76add9cf |<br>| location | Munch({'project': Munch({'domain_id': 'default', 'id': u'68e3942285a24fb5bd1aed30e166aaee', 'name': 'admin', 'domain_name': None}), 'cloud': '', 'region_name': 'RegionOne', 'zone': None}) |<br>| name | None |<br>| port_range_max | None |<br>| port_range_min | None |<br>| project_id | 68e3942285a24fb5bd1aed30e166aaee |<br>| protocol | ipv6-icmp |<br>| remote_group_id | None |<br>| remote_ip_prefix | None |<br>| revision_number | 0 |<br>| security_group_id | d0136b0e-ee51-461c-afa0-c5adb88dd0dd |<br>| tags | [] |<br>| updated_at | 2019-09-03T16:51:30Z |<br>+-------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+</font><br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Sep 13, 2019 at 10:16 AM Donny Davis <<a href="mailto:donny@fortnebula.com" target="_blank">donny@fortnebula.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="auto">Security group rules?<br><br><div>Donny Davis<br>c: 805 814 6800</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Sep 12, 2019, 5:53 PM Lucio Seki <<a href="mailto:lucioseki@gmail.com" target="_blank">lucioseki@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi folks, I'm having troubles to ping6 a VM running over DevStack from its hypervisor.<div>Could you please help me troubleshooting it?<br><br></div><div>I deployed DevStack with NEUTRON_CREATE_INITIAL_NETWORKS=False,</div><div>and manually created the networks, subnets and router. Following is my router:<br><br>$ openstack router show router1 -c external_gateway_info -c interfaces_info<br>+-----------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br>| Field | Value |<br>+-----------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br>| external_gateway_info | {"network_id": "b87048ed-1be9-4f31-8d7e-fe74921aeec4", "enable_snat": true, "external_fixed_ips": [{"subnet_id": "28a00bc3-b30b-456f-b26a-44b50d37183f", "ip_address": "10.2.0.199"}, {"subnet_id": "a9729beb-b297-4fec-8ec3-7703f7f6f4bc", "ip_address": "fd12:67:1::3c"}]} |<br>| interfaces_info | [{"subnet_id": "081e8508-4ceb-4aaf-bf91-36a1e22a768c", "ip_address": "fd12:67:1:1::1", "port_id": "75391abd-8ac8-41f8-acf8-3dfaf2a6b08f"}] |<br>+-----------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+<br><br>I'm trying to ping6 the following VM:<br><br>$ openstack server list<br>+--------------------------------------+---------+--------+------------------------------------------+--------+--------+<br>| ID | Name | Status | Networks | Image | Flavor |<br>+--------------------------------------+---------+--------+------------------------------------------+--------+--------+<br>| 938854d0-80e9-45b2-bc29-8fe7651ffa93 | manila1 | ACTIVE | private1=fd12:67:1:1:f816:3eff:fe0e:17c3 | manila | manila |<br>+--------------------------------------+---------+--------+------------------------------------------+--------+--------+<br><br>I intend to reach it via br-ex interface of the hypervisor:<br><br>$ ip a show dev br-ex<br>9: br-ex: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000<br> link/ether 0e:82:a1:ba:77:4c brd ff:ff:ff:ff:ff:ff<br> inet6 fd12:67:1::1/64 scope global<br> valid_lft forever preferred_lft forever<br> inet6 fe80::c82:a1ff:feba:774c/64 scope link<br> valid_lft forever preferred_lft forever<br><br>The hypervisor has the following routes:<br><br>$ ip -6 route<br>fd12:67:1:1::/64 via fd12:67:1::3c dev br-ex metric 1024 pref medium<br>fe80::/64 dev ens3 proto kernel metric 256 pref medium<br>fe80::/64 dev br-ex proto kernel metric 256 pref medium<br>fe80::/64 dev br-int proto kernel metric 256 pref medium<br>fe80::/64 dev tapa5cf4799-9f proto kernel metric 256 pref medium<br><br>And within the VM has the following routes:<br><br>root@ubuntu:~# ip -6 route<br>root@ubuntu:~# ip -6 route<br>fd12:67:1::/64 via fd12:67:1:1::1 dev ens3 metric 1024 pref medium<br>fd12:67:1:1::/64 dev ens3 proto kernel metric 256 expires 86360sec pref medium<br>fe80::/64 dev ens3 proto kernel metric 256 pref medium<br>default via fe80::f816:3eff:feb3:bd56 dev ens3 proto ra metric 1024 expires 260sec hoplimit 64 pref medium<div><br>Though the ping6 from VM to hypervisor doesn't work:<div>root@ubuntu:~# ping6 fd12:67:1::1 -c4<br>PING fd12:67:1::1 (fd12:67:1::1): 56 data bytes<br>--- fd12:67:1::1 ping statistics ---<br>4 packets transmitted, 0 packets received, 100% packet loss<br><br></div><div>I'm able to tcpdump inside the router1 netns and see that request packet is passing there, but can't see any reply packets:<br><br>$ sudo ip netns exec qrouter-5172472c-bbe7-4907-832a-e2239c8badb4 tcpdump -l -i any icmp6<br>tcpdump: verbose output suppressed, use -v or -vv for full protocol decode<br>listening on any, link-type LINUX_SLL (Linux cooked), capture size 262144 bytes<br>21:29:29.351358 IP6 fd12:67:1:1:f816:3eff:fe0e:17c3 > fd12:67:1::1: ICMP6, echo request, seq 0, length 64<br>21:29:30.033316 IP6 fe80::f816:3eff:feb3:bd56 > fe80::f816:3eff:fe0e:17c3: ICMP6, neighbor solicitation, who has fe80::f816:3eff:fe0e:17c3, length 32<br>21:29:30.035807 IP6 fe80::f816:3eff:fe0e:17c3 > fe80::f816:3eff:feb3:bd56: ICMP6, neighbor advertisement, tgt is fe80::f816:3eff:fe0e:17c3, length 24<br>21:29:30.353646 IP6 fd12:67:1:1:f816:3eff:fe0e:17c3 > fd12:67:1::1: ICMP6, echo request, seq 1, length 64<br>21:29:31.355410 IP6 fd12:67:1:1:f816:3eff:fe0e:17c3 > fd12:67:1::1: ICMP6, echo request, seq 2, length 64<br>21:29:32.357239 IP6 fd12:67:1:1:f816:3eff:fe0e:17c3 > fd12:67:1::1: ICMP6, echo request, seq 3, length 64<br></div></div></div><div><br></div><div>The same happens from hypervisor to VM. I only acan see the request packets, but no reply packets.</div><div><br></div><div>Thanks in advance,</div><div>Lucio Seki</div></div>
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