Open Stack

No application listening 5900 on compute node.


2013/7/30 Mahardhika <mahardika.gilang at andalabs.com>

>  You should check on machine that running compute node (nova-compute), it
> will be /qemu-system-x
>
> #netstat -tulpn
>
> On 7/30/2013 9:52 AM, sam lee wrote:
>
> I doesn't find any application listening port 5900 on controller node, Do
> I miss something?
>
>
> 2013/7/29 Wangpan <hzwangpan at corp.netease.com>
>
>>  vnc is supported by qemu, so we needn't to install a vnc-server into
>> instance.
>> you may check the vnc connection by connecting it directly on the host by
>> a vnc client,
>> 1. virsh dumpxml ${instance-uuid}
>> 2. get the vnc port: like 5900 or 59XX
>> 3. get the vnc bind address: like 127.0.0.1 or 0.0.0.0(same as
>> the vncserver_listen = 127.0.0.1 in nova.conf)
>> 4. make a port forwarding to the host by ssh and set the proxy in vnc
>> client if your vncserver_listen = 127.0.0.1
>> 5. set the target ip address to the host of instance and the vnc port
>> 59XX to the vnc client and connect to the instance
>>
>> <graphics type='vnc' port='5900' autoport='yes' listen='127.0.0.1'
>> keymap='en-us'>
>>       <listen type='address' address='127.0.0.1'/>
>>     </graphics>
>>
>>
>> if this is ok, then may be the vncproxy type you config is wrong, there
>> are two types :'novnc' and 'xvpvnc', and in my env, the 'novnc' is used,
>> the novnc service need be installed on the host,
>> then you can get the vnc-console by 'nova get-vnc-console
>> ${instance-uuid} novnc',
>> hzwangpan at myhost:~$ nova get-vnc-console
>> e4975b9f-95d0-4223-8df9-7d4f017b5de7 novnc
>>
>> +-------+-------------------------------------------------------------------------------------+
>> | Type  |
>> Url
>> |
>>
>> +-------+-------------------------------------------------------------------------------------+
>> | novnc |
>> http://xxx.xxx.xxx.xxx:6080/vnc_auto.html?token=45fc8fc6-4488-4b4f-9b20-53de67d9ef8d|
>>
>> +-------+-------------------------------------------------------------------------------------+
>> the ip of Url is same as the config novncproxy_base_url =
>> http://xxx.xxx.xxx.xxx:6080/vnc_auto.html in the nova.conf.
>> then you can try to open the url in the browser like google chrome of
>> firefox(html5/websocket should be supported).
>> the vnc console will be open if there is no error.
>>
>>
>> 2013-07-29
>>  ------------------------------
>>  Wangpan
>>  ------------------------------
>>  *发件人：*Mahardhika <mahardika.gilang at andalabs.com>
>> *发送时间：*2013-07-29 16:07
>> *主题：*Re: [Openstack] can not access vm via vnc(grizzly)
>> *收件人：*"sam lee"<lixq2000 at gmail.com>,"openstack"<
>> openstack at lists.openstack.org>
>> *抄送：*
>>
>>  Have you tried to used console on horizon dashboard? vnc must be
>> installed on instance first, like tiger-vnc
>> On 7/29/2013 2:53 PM, sam lee wrote:
>>
>> yes.
>>
>>
>> 2013/7/29 Mahardhika <mahardika.gilang at andalabs.com>
>>
>>>
>>>  Does the nova novnc start well?
>>>
>>> On 7/29/2013 2:14 PM, sam lee wrote:
>>>
>>>  Hi all,
>>>
>>>          I am installing openstack grizzly on redhat 6.4. when I
>>> created a instances successfully and tried to access it via vnc, it had no
>>> response. the log file xvpvncproxy.log shows an error as below:
>>>
>>>   Host: 172.16.2.91:6081
>>>
>>>  Referer:
>>> http://172.16.2.91/dashboard/project/instances/e1f21ec1-7dfd-452b-ab3e-88ecfabc0929/
>>>
>>>  User-Agent: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.31 (KHTML,
>>> like Gecko) Chrome/26.0.1410.64 Safari/537.31
>>>
>>>  2013-07-29 10:35:18.231 3111 INFO nova.XCP VNC Proxy.wsgi.server [-]
>>> Traceback (most recent call last):
>>>
>>>    File "/usr/lib/python2.6/site-packages/eventlet/wsgi.py", line 393,
>>> in handle_one_response
>>>
>>>      for data in result:
>>>
>>>  TypeError: 'NoneType' object is not iterable
>>>
>>>
>>>  Anyone has encountered the same question before? thanks in advance.
>>>
>>>
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>>>
>>>
>>>
>>
>> --
>> Regards,
>> Mahardhika Gilang
>>
>> *PT. Andalabs Technology *
>> Gedung Gravira
>> Jl. Cideng Barat no. 54
>> Jakarta Pusat 10150
>>
>> HP : 0852 139 55861
>> Email : mahardika.gilang at andalabs.com
>>
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