[Openstack] [group-based-policy] How to get Neutron ports with fixed IP when creating policy targets with Heat?

Lukas Garberg lukas at tele2.net
Sun Jul 23 18:31:24 UTC 2017


Hi,

I have now confirmed that the package we have deployed does NOT contain the commit you referred to. Thanks for pointing it out!

Regards,
Lukas

On July 12, 2017 9:57:46 AM GMT+02:00, Sumit Naiksatam <sumitnaiksatam at gmail.com> wrote:
>Hi Lukas,
>
>Could you please confirm if you have the following commit in the
>package
>you have deployed:
>https://github.com/openstack/group-based-policy-automation/commit/ea1fb1725062e97ea2fa8d6af188b718876d9f89
>
>The above was a fix to the issue you are seeing.
>
>Thanks,
>Sumit.
>
>On Jul 11, 2017 3:28 PM, "Lukas Garberg" <lukas at tele2.net> wrote:
>
>> Hi all,
>>
>> I'm trying to create a heat template automating the creation of
>> group-based policy resources when deploying stacks. The template
>takes an
>> L3 policy as an input argument and then creates an L2 policy, a
>policy
>> target group and a policy target. I use GBP together with Cisco APIC
>on
>> OpenStack Mitaka.
>>
>> (Slightly simplified) Heat template:
>>  parameters:
>>     l3p_main:
>>       type: string
>>       description: L3 policy name to use for main network interface
>>
>>   resources:
>>     l2p_main:
>>       type: OS::GroupBasedPolicy::L2Policy
>>       properties:
>>         name: { list_join: [ '_', [ { get_param: 'OS::stack_name' },
>'l2p'
>> ] ] }
>>         l3_policy_id: { get_param: l3p_main }
>>         shared: false
>>      ptg_main:
>>       type: OS::GroupBasedPolicy::PolicyTargetGroup
>>       properties:
>>         name: { list_join: [ '_', [ { get_param: 'OS::stack_name' },
>'ptg'
>> ] ] }
>>         l2_policy_id: { get_resource: l2p_main }
>>         shared: false
>>
>>     pt_main:
>>       type: OS::GroupBasedPolicy::PolicyTarget
>>       properties:
>>         name: { list_join: [ '_', [ { get_param: 'OS::stack_name' },
>'pt'
>> ] ] }
>>         policy_target_group_id: { get_resource: ptg_main }
>>
>>     server:
>>       type: OS::Nova::Server
>>       properties:
>>         networks:
>>          - port: { get_attr: [ pt_main, port_id ] }
>>
>> The stack create fails with the following error message (taken from
>> openstack stack show ... CLI command):
>>   | stack_status          | CREATE_FAILED
>>   |
>>   | stack_status_reason   | Resource CREATE failed: BadRequest:
>> resources.server: Port 49638f39-3e13-4813-b69f-efa2b3001c11 requires
>a
>> FixedIP in order to be used. (HTTP 400) (Request-ID:
>> req-4b6c465b-bb54-4eef-ae0b-d17e4a626c66) |
>>
>> Inspecting the neutron port referred to by the policy target which
>was
>> created gives the following:
>>   $ neutron port-show 49638f39-3e13-4813-b69f-efa2b3001c11
>>   +-----------------------+--------------------------------------+
>>   | Field                 | Value                               |
>>   +-----------------------+--------------------------------------+
>>   | admin_state_up        | True                                |
>>   | allowed_address_pairs |                                     |
>>   | binding:vnic_type     | normal                              |
>>   | created_at            | 2017-07-11T21:11:54                 |
>>   | description           |                                     |
>>   | device_id             |                                     |
>>   | device_owner          |                                     |
>>   | extra_dhcp_opts       |                                     |
>>   | fixed_ips             |                                     | <--
>empty
>>   | id                    | 49638f39-3e13-4813-b69f-efa2b3001c11 |
>>   | mac_address           | fa:16:3e:93:b2:25                   |
>>   | name                  | pt_foo_bar_test_pt                  |
>>   | network_id            | 72455662-1210-4aac-af70-8b19a974e0ea |
>>   | security_groups       | a3dd6bdc-bf85-4340-b305-166defc8e41c |
>>   | status                | DOWN                                |
>>   | tenant_id             | c0351d9a317f4b16b79ba7fa1fec4e0b     |
>>   | updated_at            | 2017-07-11T21:11:54                 |
>>   +-----------------------+--------------------------------------+
>>
>> If I instead create a policy target manually with the GBP CLI client
>like
>> this:
>>   gbp pt-create --policy-target-group hello_ptg hello_test_pt
>>
>> The generated port looks like this:
>>   $ openstack port show 74ea24e4-8925-4173-ba13-6b0fd319c18e
>>   +-----------------------+-----------------------------------
>> -------------------------------------------+
>>   | Field                 | Value
>>                             |
>>   +-----------------------+-----------------------------------
>> -------------------------------------------+
>>   | admin_state_up        | UP
>>                              |
>>   | allowed_address_pairs |
>>                             |
>>   | binding_vnic_type     | normal
>>                              |
>>   | created_at            | 2017-06-27T12:57:01
>>                              |
>>   | description           | None
>>                              |
>>   | device_id             |
>>                             |
>>   | device_owner          |
>>                             |
>>   | extra_dhcp_opts       |
>>                             |
>>   | fixed_ips             | ip_address='10.156.248.60',
>> subnet_id='31a163d5-4004-484e-9899-f60b2d9c0b47' | <-- filled in
>>   | id                    | 74ea24e4-8925-4173-ba13-6b0fd319c18e
>>                               |
>>   | mac_address           | fa:16:3e:c5:58:6e
>>                              |
>>   | name                  | pt_hello_test_pt
>>                               |
>>   | network_id            | 73e0fb36-8490-49c0-99e5-5033900c999b
>>                               |
>>   | project_id            | c0351d9a317f4b16b79ba7fa1fec4e0b
>>                               |
>>   | security_groups       | a3dd6bdc-bf85-4340-b305-166defc8e41c
>>                               |
>>   | status                | DOWN
>>                              |
>>   | updated_at            | 2017-06-27T12:57:01
>>                              |
>>   +-----------------------+-----------------------------------
>> -------------------------------------------+
>>
>> How can I get a Neutron port populated with a fixed IP auto-generated
>when
>> creating policy targets from Heat?
>>
>> Regards,
>> Lukas
>>
>> _______________________________________________
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>> k
>> Post to     : openstack at lists.openstack.org
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>> k
>>
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