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You need to run the DHCP agent on either the compute node or the same node
running the L3 agent. It will get a port on the same network and offer DHCP
addresses to the devices on that network.

On Mon, Jun 12, 2017 at 3:09 PM, xiaotie <xiaotie at ywe.cc> wrote:

> Thank you kevin.
> I just edit neutone code file and log nosise disapper.
>
> As you say, the vm does not automate be configured ip address. But when I
> configure the address that openstack assign to it in the vm os, I can ping
> local network,but I can't
> ping 8.8.8.8. On my physical server in the same local network , I can ping
> 8.8.8.8
>
> And another tiny question, how can I get dhcp address, and can you give me
> some advice about which doc I can get experiencd with openstack's common
> command and case.
>
>
> 在2017-06-13，Kevin Benton <kevin at benton.pub> 写道:
>
> -----原始邮件-----
> *发件人:* Kevin Benton <kevin at benton.pub>
> *发送时间:* 2017年6月13日 星期二
> *收件人:* xiaotie <xiaotie at ywe.cc>
> *抄送:* OpenStack Operators <openstack-operators at lists.openstack.org>
> *主题:* Re: Re: [Openstack-operators] IP not been configured in VM os, but
> openstanck assign IP for it
>
>
> That bug just fixes the log noise. That was not the cause of the failure.
>
> Check my suggestion about confirming that DHCP is working.
>
> On Mon, Jun 12, 2017 at 4:11 AM, xiaotie <xiaotie at ywe.cc> wrote:
>
>> hi,kevin
>> From this link， I think you have fix this bug. But how can I use it in my
>> environment?
>> Please forgive me, I'm newbie to openstack.
>> In my environment, I use centos7.3, and use yum to install openstack.
>>
>> 在2017-06-12，Kevin Benton <kevin at benton.pub> 写道:
>>
>> -----原始邮件-----
>> *发件人:* Kevin Benton <kevin at benton.pub>
>> *发送时间:* 2017年6月12日 星期一
>> *收件人:* xiaotie <xiaotie at ywe.cc>
>> *抄送:* OpenStack Operators <openstack-operators at lists.openstack.org>
>> *主题:* Re: [Openstack-operators] IP not been configured in VM os, but
>> openstanck assign IP for it
>>
>>
>> I believe that error is actually unrelated (bug reported here for that
>> https://bugs.launchpad.net/neutron/+bug/1697383 ).
>>
>> Do you have the DHCP agent running and is it's port active on the
>> network? You should be able to ping the DHCP address from the 192.168.5
>> network.
>>
>> If you don't have the DHCP agent, you will need to manually assign the IP
>> in your instance.
>>
>> On Sun, Jun 11, 2017 at 11:40 PM, xiaotie <xiaotie at ywe.cc> wrote:
>>
>>>
>>> I lanch an instance, but the instance has not IP when I run command
>>>   'ip addr'.But router has assign ip for it.
>>>
>>>   My environment is:
>>>   two vms in virtualbox
>>>   each vm has two ethernet, 192.168.5.0/24 use bridge network; 10.0.0.0/24 use nat network, both is ok
>>>   I lanch provider network, and router ip is 192.168.5.203, I can ping it on the host.
>>>   openstack instance has got an ip,192.168.5.205, I can see it in network top0loy of the dashboard, and I can see provider network port is up,but I can't ping it.
>>>
>>>   Router info
>>>   +--------------------------------------+--------+----------------------------------+-----------------------------------------+-------------+-------+
>>>   | id                                   | name   | tenant_id                        | external_gateway_info                   | distributed | ha    |
>>>   +--------------------------------------+--------+----------------------------------+-----------------------------------------+-------------+-------+
>>>   | efdc40ab-9425-4795-949e-6774eabceed0 | router | dfeb844b4942417e9e2d1299c49d1a3a | {"network_id":                          | False       | False |
>>>   |                                      |        |                                  | "1807f022-b989-4725-9d25-7d176b28ec72", |             |       |
>>>   |                                      |        |                                  | "enable_snat": true,                    |             |       |
>>>   |                                      |        |                                  | "external_fixed_ips": [{"subnet_id":    |             |       |
>>>   |                                      |        |                                  | "59fc76f2-c666-4693-b0f6-2a96a0189ef7", |             |       |
>>>   |                                      |        |                                  | "ip_address": "192.168.5.203"}]}        |             |       |
>>>   +--------------------------------------+--------+----------------------------------+-----------------------------------------+-------------+-------+
>>>
>>>   Port status
>>>   名称 	固定IP 	连接设备 	状态 	管理状态 	动作
>>>   (85f154ee-1dd6)	192.168.5.205 compute:None 	运行中 	UP
>>>
>>>   when i lanch an instance, I  got the following error on the compute node:
>>>   2017-06-12 06:49:43.610 20776 INFO neutron.agent.securitygroups_rpc [req-4fcd8220-8713-469c-9564-1d1eebf30675 472ca430fc46406abac12d2bb877326f dfeb844b4942417e9e2d1299c49d1a3a - - -] Security group member updated [u'b7da029d-70f0-4ac2-af09-fea4d0e8e516']
>>>   2017-06-12 06:49:45.354 20776 INFO neutron.agent.securitygroups_rpc [req-bfc74178-179f-4abd-bdb2-25d66ce36107 - - - - -] Refresh firewall rules
>>>   2017-06-12 06:49:47.358 20776 INFO neutron.agent.securitygroups_rpc [req-bfc74178-179f-4abd-bdb2-25d66ce36107 - - - - -] Preparing filters for devices set(['tap9db05558-8e'])
>>>   2017-06-12 06:49:49.273 20776 INFO neutron.plugins.ml2.drivers.agent._common_agent [req-bfc74178-179f-4abd-bdb2-25d66ce36107 - - - - -] Port tap9db05558-8e updated. Details: {u'profile': {}, u'network_qos_policy_id': None, u'qos_policy_id': None, u'allowed_address_pairs': [], u'admin_state_up': True, u'network_id': u'1807f022-b989-4725-9d25-7d176b28ec72', u'segmentation_id': None, u'device_owner': u'compute:nova', u'physical_network': u'provider', u'mac_address': u'fa:16:3e:61:90:f5', u'device': u'tap9db05558-8e', u'port_security_enabled': True, u'port_id': u'9db05558-8e87-4a24-928c-cd97ddddb777', u'fixed_ips': [{u'subnet_id': u'59fc76f2-c666-4693-b0f6-2a96a0189ef7', u'ip_address': u'192.168.5.211'}], u'network_type': u'flat'}
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager [req-bfc74178-179f-4abd-bdb2-25d66ce36107 - - - - -] Error during notification for neutron.services.trunk.drivers.linuxbridge.agent.driver.LinuxBridgeTrunkDriver.agent_port_change--9223372036853960796 port_device, after_update
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager Traceback (most recent call last):
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager   File "/usr/lib/python2.7/site-packages/neutron/callbacks/manager.py", line 146, in _notify_loop
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager     callback(resource, event, trigger, **kwargs)
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager   File "/usr/lib/python2.7/site-packages/neutron/services/trunk/drivers/linuxbridge/agent/driver.py", line 94, in agent_port_change
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager     trunk = self._tapi.get_trunk(context, device_details['port_id'])
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager   File "/usr/lib/python2.7/site-packages/neutron/services/trunk/drivers/linuxbridge/agent/driver.py", line 196, in get_trunk
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager     self.put_trunk(port_id, self._fetch_trunk(context, port_id))
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager   File "/usr/lib/python2.7/site-packages/neutron/services/trunk/drivers/linuxbridge/agent/driver.py", line 140, in _fetch_trunk
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager     if 'CallbackNotFound' not in str(e):
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager UnicodeEncodeError: 'ascii' codec can't encode characters in position 31-35: ordinal not in range(128)
>>>   2017-06-12 06:49:50.591 20776 ERROR neutron.callbacks.manager
>>>
>>>   Please forgive me if this question is too simple, since I'm newbie to
>>>   openstack. And I lack of method to fix problem, If anynoe can give me
>>>   ideas，I'll be very appreciate.
>>>
>>>
>>>
>>> _______________________________________________
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>>> OpenStack-operators at lists.openstack.org
>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>>>
>>>
>>
>>
>
>
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