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[Bug 1273154] [NEW] Associate floatingip failed

 

Public bug reported:

I create a port in external network, then associate floatingip to this port, it failed with bellow log:
404-{u'NeutronError': {u'message': u'External network cba5aafb-6dc8-4139-b88e-f057d9f1b7ac is not reachable from subnet 8989151d-c191-4598-bebe-115343bc513f.  Therefore, cannot associate Port a711d8bf-e71c-4ac5-8298-247913205494 with a Floating IP.', u'type': u'ExternalGatewayForFloatingIPNotFound', u'detail': u''}}

the detail information is:
neutron port-show a711d8bf-e71c-4ac5-8298-247913205494
+-----------------------+-----------------------------------------------------------------------------------+
| Field                 | Value                                                                             |
+-----------------------+-----------------------------------------------------------------------------------+
| admin_state_up        | True                                                                              |
| allowed_address_pairs |                                                                                   |
| binding:capabilities  | {"port_filter": false}                                                            |
| binding:host_id       |                                                                                   |
| binding:vif_type      | unbound                                                                           |
| device_id             |                                                                                   |
| device_owner          |                                                                                   |
| extra_dhcp_opts       |                                                                                   |
| fixed_ips             | {"subnet_id": "8989151d-c191-4598-bebe-115343bc513f", "ip_address": "172.24.4.3"} |
| id                    | a711d8bf-e71c-4ac5-8298-247913205494                                              |
| mac_address           | fa:16:3e:f3:99:34                                                                 |
| name                  |                                                                                   |
| network_id            | cba5aafb-6dc8-4139-b88e-f057d9f1b7ac                                              |
| security_groups       | 806ec29e-c2bf-4bbe-a7e8-9a73f5af03f9                                              |
| status                | DOWN                                                                              |
| tenant_id             | 08fa6853d168413a9698a1870a8abfa3                                                  |
+-----------------------+-----------------------------------------------------------------------------------+

neutron  floatingip-show 67cf212b-ecad-4e42-8806-d84d8f1c6ecb
+---------------------+--------------------------------------+
| Field               | Value                                |
+---------------------+--------------------------------------+
| fixed_ip_address    |                                      |
| floating_ip_address | 172.24.4.4                           |
| floating_network_id | cba5aafb-6dc8-4139-b88e-f057d9f1b7ac |
| id                  | 67cf212b-ecad-4e42-8806-d84d8f1c6ecb |
| port_id             |                                      |
| router_id           |                                      |
| tenant_id           | 08fa6853d168413a9698a1870a8abfa3     |
+---------------------+--------------------------------------+

** Affects: neutron
     Importance: Undecided
     Assignee: shihanzhang (shihanzhang)
         Status: New

** Changed in: neutron
     Assignee: (unassigned) => shihanzhang (shihanzhang)

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https://bugs.launchpad.net/bugs/1273154

Title:
  Associate floatingip failed

Status in OpenStack Neutron (virtual network service):
  New

Bug description:
  I create a port in external network, then associate floatingip to this port, it failed with bellow log:
  404-{u'NeutronError': {u'message': u'External network cba5aafb-6dc8-4139-b88e-f057d9f1b7ac is not reachable from subnet 8989151d-c191-4598-bebe-115343bc513f.  Therefore, cannot associate Port a711d8bf-e71c-4ac5-8298-247913205494 with a Floating IP.', u'type': u'ExternalGatewayForFloatingIPNotFound', u'detail': u''}}

  the detail information is:
  neutron port-show a711d8bf-e71c-4ac5-8298-247913205494
  +-----------------------+-----------------------------------------------------------------------------------+
  | Field                 | Value                                                                             |
  +-----------------------+-----------------------------------------------------------------------------------+
  | admin_state_up        | True                                                                              |
  | allowed_address_pairs |                                                                                   |
  | binding:capabilities  | {"port_filter": false}                                                            |
  | binding:host_id       |                                                                                   |
  | binding:vif_type      | unbound                                                                           |
  | device_id             |                                                                                   |
  | device_owner          |                                                                                   |
  | extra_dhcp_opts       |                                                                                   |
  | fixed_ips             | {"subnet_id": "8989151d-c191-4598-bebe-115343bc513f", "ip_address": "172.24.4.3"} |
  | id                    | a711d8bf-e71c-4ac5-8298-247913205494                                              |
  | mac_address           | fa:16:3e:f3:99:34                                                                 |
  | name                  |                                                                                   |
  | network_id            | cba5aafb-6dc8-4139-b88e-f057d9f1b7ac                                              |
  | security_groups       | 806ec29e-c2bf-4bbe-a7e8-9a73f5af03f9                                              |
  | status                | DOWN                                                                              |
  | tenant_id             | 08fa6853d168413a9698a1870a8abfa3                                                  |
  +-----------------------+-----------------------------------------------------------------------------------+

  neutron  floatingip-show 67cf212b-ecad-4e42-8806-d84d8f1c6ecb
  +---------------------+--------------------------------------+
  | Field               | Value                                |
  +---------------------+--------------------------------------+
  | fixed_ip_address    |                                      |
  | floating_ip_address | 172.24.4.4                           |
  | floating_network_id | cba5aafb-6dc8-4139-b88e-f057d9f1b7ac |
  | id                  | 67cf212b-ecad-4e42-8806-d84d8f1c6ecb |
  | port_id             |                                      |
  | router_id           |                                      |
  | tenant_id           | 08fa6853d168413a9698a1870a8abfa3     |
  +---------------------+--------------------------------------+

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