[Openstack] "nova list" returns nothing
Rami Vaknin
rvaknin at redhat.com
Thu Oct 3 06:52:42 UTC 2013
On 10/03/2013 03:12 AM, Clement Buisson wrote:
> All these variables are correct, I just double checked them.
> This is really strange because it was working fine and stopped working
> all of the sudden!
Your request says that you're not using the admin project (tenant):
"X-Auth-Project-Id: main"
It should be:
"X-Auth-Project-Id: admin"
>
>
> On Wed, Oct 2, 2013 at 3:31 PM, Gangur, Hrushikesh (R & D HP Cloud)
> <hrushikesh.gangur at hp.com <mailto:hrushikesh.gangur at hp.com>> wrote:
>
> Ensure these environment variable is set correctly. My guess is
> that your environment variable must be pointing to a different
> project:
>
> export OS_USERNAME=Admin
>
> export OS_PASSWORD=secretword
>
> export OS_TENANT_NAME=AdminProject
>
> export OS_AUTH_URL=http://<keystoneIPaddress>:5000/v2.0/
>
> export OS_AUTH_STRATEGY=keystone
>
> *From:*Clement Buisson [mailto:clement.buisson at lookout.com
> <mailto:clement.buisson at lookout.com>]
> *Sent:* Wednesday, October 02, 2013 3:06 PM
> *To:* rvaknin at redhat.com <mailto:rvaknin at redhat.com>
> *Cc:* openstack
> *Subject:* Re: [Openstack] "nova list" returns nothing
>
> Hi Rami,
>
> I checked in Nova DB and I can see all my instances there (select
> * from instances). On my compute nodes, I ran virsh list --all
> (got list for kvm instances) and pgrep kvm (got list of pids) and
> I got valid information about my instances.
>
> I am also running these commands from the Nova-API server.
>
> I tried your curl idea and here is the result:
>
> curl -i
> http://127.0.0.1:8774/v2/ebdee2cb697449c9a374c006a8c2701f/servers
> -X GET -H "X-Auth-Project-Id: main" -H "User-Agent:
> python-novaclient" -H "Accept: application/json" -H "X-Auth-Token:
> 9b7d9b07f5b14793b1d24c5ca42bedd2"
>
> HTTP/1.1 200 OK
>
> X-Compute-Request-Id: req-9847157c-9d54-42fc-b5d0-3d46be491ef6
>
> Content-Type: application/json
>
> Content-Length: 15
>
> Date: Wed, 02 Oct 2013 22:01:13 GMT
>
> {"servers": []}
>
> So weird that this array is returning empty data...
>
> nova-api must be confused!
>
> Thoughts?
>
> On Wed, Oct 2, 2013 at 12:37 PM, Rami Vaknin <rvaknin at redhat.com
> <mailto:rvaknin at redhat.com>> wrote:
>
> On 10/02/2013 09:35 PM, Clement Buisson wrote:
>
> Hello,
>
> I am a Folsom user, I have been using the "nova list" command
> for a while until couple weeks ago.
> That command use to work just fine and one day it just stopped
> working.
> I can run the command but nothing will show up.
>
> Here is the output of my command:
>
> nova --debug list
>
> REQ: curl -i
> http://127.0.0.1:8774/v2/ebdee2cb697449c9a374c006a8c2701f/servers/detail
> -X GET -H "X-Auth-Project-Id: main" -H "User-Agent:
> python-novaclient" -H "Accept: application/json" -H
> "X-Auth-Token: f03bbc13f258473ab53399e3541a8e70"
>
> connect: (127.0.0.1, 8774)
> send: u'GET
> /v2/ebdee2cb697449c9a374c006a8c2701f/servers/detail
> HTTP/1.1\r\nHost: 127.0.0.1:8774
> <http://127.0.0.1:8774>\r\nx-auth-project-id:
> main\r\nx-auth-token:
> f03bbc13f258473ab53399e3541a8e70\r\naccept-encoding: gzip,
> deflate\r\naccept: application/json\r\nuser-agent:
> python-novaclient\r\n\r\n'
> reply: 'HTTP/1.1 200 OK\r\n'
> header: X-Compute-Request-Id:
> req-002a752b-2f47-4cda-8f91-b9a822ef754b
> header: Content-Type: application/json
> header: Content-Length: 15
> header: Date: Thu, 26 Sep 2013 18:07:05 GMT
> RESP:{'status': '200', 'content-length': '15',
> 'content-location':
> u'http://127.0.0.1:8774/v2/ebdee2cb697449c9a374c006a8c2701f/servers/detail'
> <http://127.0.0.1:8774/v2/ebdee2cb697449c9a374c006a8c2701f/servers/detail%27>,
> 'x-compute-request-id':
> 'req-002a752b-2f47-4cda-8f91-b9a822ef754b', 'date': 'Thu, 26
> Sep 2013 18:07:05 GMT', 'content-type': 'application/json'}
> {"servers": []}
>
> I also tried with the option "all-tenant":
>
> nova --debug list --all-tenants
>
> REQ: curl -i
> http://127.0.0.1:8774/v2/ebdee2cb697449c9a374c006a8c2701f/servers/detail?all_tenants=1
> -X GET -H "X-Auth-Project-Id: main" -H "User-Agent:
> python-novaclient" -H "Accept: application/json" -H
> "X-Auth-Token: 9b7d9b07f5b14793b1d24c5ca42bedd2"
> connect: (127.0.0.1, 8774)
> send: u'GET
> /v2/ebdee2cb697449c9a374c006a8c2701f/servers/detail?all_tenants=1
> HTTP/1.1\r\nHost: 127.0.0.1:8774
> <http://127.0.0.1:8774>\r\nx-auth-project-id:
> main\r\nx-auth-token:
> 9b7d9b07f5b14793b1d24c5ca42bedd2\r\naccept-encoding: gzip,
> deflate\r\naccept: application/json\r\nuser-agent:
> python-novaclient\r\n\r\n'
> reply: 'HTTP/1.1 200 OK\r\n'
> header: X-Compute-Request-Id:
> req-50e187e8-74b0-4342-a400-b364a61748e1
> header: Content-Type: application/json
> header: Content-Length: 15
> header: Date: Wed, 02 Oct 2013 18:32:44 GMT
> RESP:{'status': '200', 'content-length': '15',
> 'content-location':
> u'http://127.0.0.1:8774/v2/ebdee2cb697449c9a374c006a8c2701f/servers/detail?all_tenants=1',
> 'x-compute-request-id':
> 'req-50e187e8-74b0-4342-a400-b364a61748e1', 'date': 'Wed, 02
> Oct 2013 18:32:44 GMT', 'content-type': 'application/json'}
> {"servers": []}
>
> Same thing with euca2ools:
>
> euca-describe-instances --debug
>
> 2013-09-26 11:07:14,205 euca2ools [DEBUG]:Method: POST
> 2013-09-26 11:07:14,205 euca2ools [DEBUG]:Path: /services/Cloud/
> 2013-09-26 11:07:14,205 euca2ools [DEBUG]:Data:
> 2013-09-26 11:07:14,205 euca2ools [DEBUG]:Headers: {}
> 2013-09-26 11:07:14,205 euca2ools [DEBUG]:Host: 127.0.0.1:8773
> <http://127.0.0.1:8773>
> 2013-09-26 11:07:14,206 euca2ools [DEBUG]:establishing HTTP
> connection: kwargs={}
> 2013-09-26 11:07:14,206 euca2ools [DEBUG]:Token: None
> 2013-09-26 11:07:14,206 euca2ools [DEBUG]:using _calc_signature_2
> 2013-09-26 11:07:14,206 euca2ools [DEBUG]:query string:
> AWSAccessKeyId=fbae4dab6bc045469c1f9f843d5d99b0&Action=DescribeInstances&SignatureMethod=HmacSHA256&SignatureVersion=2&Timestamp=2013-09-26T18%3A07%3A14Z&Version=2010-08-31
> 2013-09-26 11:07:14,206 euca2ools [DEBUG]:string_to_sign: POST
> 127.0.0.1:8773 <http://127.0.0.1:8773>
> /services/Cloud/
> AWSAccessKeyId=fbae4dab6bc045469c1f9f843d5d99b0&Action=DescribeInstances&SignatureMethod=HmacSHA256&SignatureVersion=2&Timestamp=2013-09-26T18%3A07%3A14Z&Version=2010-08-31
> 2013-09-26 11:07:14,206 euca2ools [DEBUG]:len(b64)=44
> 2013-09-26 11:07:14,206 euca2ools [DEBUG]:base64 encoded
> digest: aoAKyibiBwFSbMMiUiEivQCvF6o/Cf5E4yM82LN3LfI=
> 2013-09-26 11:07:14,206 euca2ools [DEBUG]:query_string:
> AWSAccessKeyId=fbae4dab6bc045469c1f9f843d5d99b0&Action=DescribeInstances&SignatureMethod=HmacSHA256&SignatureVersion=2&Timestamp=2013-09-26T18%3A07%3A14Z&Version=2010-08-31
> Signature: aoAKyibiBwFSbMMiUiEivQCvF6o/Cf5E4yM82LN3LfI=
> send: 'POST /services/Cloud/ HTTP/1.1\r\nHost: 127.0.0.1:8773
> <http://127.0.0.1:8773>\r\nAccept-Encoding:
> identity\r\nContent-Length: 231\r\nContent-Type:
> application/x-www-form-urlencoded;
> charset=UTF-8\r\nUser-Agent: Boto/2.2.2
> (linux2)\r\n\r\nAWSAccessKeyId=fbae4dab6bc045469c1f9f843d5d99b0&Action=DescribeInstances&SignatureMethod=HmacSHA256&SignatureVersion=2&Timestamp=2013-09-26T18%3A07%3A14Z&Version=2010-08-31&Signature=aoAKyibiBwFSbMMiUiEivQCvF6o%2FCf5E4yM82LN3LfI%3D'
> reply: 'HTTP/1.1 200 OK\r\n'
> header: Content-Type: text/xml
> header: Content-Length: 206
> header: Date: Thu, 26 Sep 2013 18:07:14 GMT
> 2013-09-26 11:07:14,264 euca2ools [DEBUG]:<?xml version="1.0"
> ?><DescribeInstancesResponse
> xmlns="http://ec2.amazonaws.com/doc/2010-08-31/"><requestId>req-53dfca36-14fc-497d-a37d-220e6072e903</requestId><reservationSet/></DescribeInstancesResponse>
>
> I am getting a 200 from Keystone, so it's not an auth problem...
> Do you have any clues about that one?
>
> Weird,
>
> I would check whether the instances appear in nova database.
>
> In addition, I would also check that the instances really exist in
> the compute nodes by: "virsh list -a" or/and "pgrep qemu" (will
> return a pid per running instance).
>
> More two dump questions:
> Are you sure that the machine you're running that command is the
> nova api machine (the api calls are to 127.0.0.1, local machine)?
> Can you run the same curl command again but with .../servers
> instead of ../servers/details (run it first by "nova --debug list"
> to get a new token, then run it manually with a changed uri/url)?
>
>
>
> Thanks a lot!
> Clément
>
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>
>
>
> --
>
>
>
> Thanks,
>
>
>
> Rami Vaknin, QE @ Red Hat, TLV, IL.
>
>
>
> --
>
> Thanks,
>
> Clément
>
>
>
>
> --
> Thanks,
> Clément
--
Thanks,
Rami Vaknin, QE @ Red Hat, TLV, IL.
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