<div dir="ltr"><div>Thanks a ton Duncan. It's just awesome.<br><br>>>> volumes[0].__dict__['os-vol-host-attr:host']<br>u'openstack4@cmodeSCSIBackend#pool1'<br>>>><br><br><br><br></div>--pradip<br><br><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Jan 7, 2016 at 12:53 AM, Duncan Thomas <span dir="ltr"><<a href="mailto:duncan.thomas@gmail.com" target="_blank">duncan.thomas@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Try client.volumes..get(id).__dict__['<span><b>os-vol-host-attr:host'] <br><br></b></span></div><span><b>Ugly, but it seems to work<br></b></span></div><div class="gmail_extra"><div><div class="h5"><br><div class="gmail_quote">On 6 January 2016 at 18:20, Pradip Mukhopadhyay <span dir="ltr"><<a href="mailto:pradip.interra@gmail.com" target="_blank">pradip.interra@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>Thanks, Yuriy.<br><br></div>My question was: how can I retrieve the "<span>host@backend#pool" from the pythonclient API of volume listing? Once I have that, I should use this method to extract the pool-name.<br><br></span></div><div><span>But how can I access this info? CLI is showing this as in the following field:<br><br>stack@openstack4:~/devstack$ cinder show e8be1df5-64fb-43fa-aacd-9bebba17fba5<br>+---------------------------------------+--------------------------------------+<br>| Property | Value |<br>+---------------------------------------+--------------------------------------+<br>| attachments | [] |<br>| availability_zone | nova |<br>| bootable | false |<br>| consistencygroup_id | None |<br>| created_at | 2016-01-06T14:21:32.000000 |<br>| description | None |<br>| encrypted | False |<br>| id | e8be1df5-64fb-43fa-aacd-9bebba17fba5 |<br>| metadata | {} |<br>| migration_status | None |<br>| multiattach | False |<br>| name | None |<br>| <b>os-vol-host-attr:host | openstack4@SCSIBackend#pool1</b> |<br>| os-vol-mig-status-attr:migstat | None |<br>| os-vol-mig-status-attr:name_id | None |<br>| os-vol-tenant-attr:tenant_id | 4713f79411844a29b3f53d5fd7502784 |<br>| os-volume-replication:driver_data | None |<br>| os-volume-replication:extended_status | None |<br>| replication_status | disabled |<br>| size | 1 |<br>| snapshot_id | None |<br>| source_volid | None |<br>| status | available |<br>| updated_at | 2016-01-06T14:21:34.000000 |<br>| user_id | 89b4af10bc1a473caff22384c844bc6f |<br>| volume_type | iscsi_1 |<br>+---------------------------------------+--------------------------------------+<br><br><br><br></span></div><div><span>Now in python client API, I am not able to get that field :(<br><br><br></span><span><br>
<p class="MsoNormal">>>> volumes = cinder.volumes.list()</p>
<p class="MsoNormal">>>> volumes</p>
<p class="MsoNormal">[<Volume: e8be1df5-64fb-43fa-aacd-9bebba17fba5>]</p></span><p class="MsoNormal">>>> type(volumes[0])<br><class 'cinderclient.v2.volumes.Volume'><br></p><span>
<p class="MsoNormal">>>> volumes[0].id</p>
<p class="MsoNormal">u'e8be1df5-64fb-43fa-aacd-9bebba17fba5'</p></span><p class="MsoNormal">>>> volumes[0].host<br>Traceback (most recent call last):<br> File "<stdin>", line 1, in <module><br> File "/usr/local/lib/python2.7/dist-packages/cinderclient/openstack/common/apiclient/base.py", line 464, in __getattr__<br> raise AttributeError(k)<br>AttributeError: host<br>>>> volumes[0].os-vol-host-attr<br>Traceback (most recent call last):<br> File "<stdin>", line 1, in <module><br> File "/usr/local/lib/python2.7/dist-packages/cinderclient/openstack/common/apiclient/base.py", line 464, in __getattr__<br> raise AttributeError(k)<br>AttributeError: os<br></p><p class="MsoNormal"><br></p><p class="MsoNormal"><br></p><p class="MsoNormal"><br></p><p class="MsoNormal">Essentially what is the way to get the attribute from the API?</p><p class="MsoNormal"><br></p><p class="MsoNormal"><br></p><p class="MsoNormal"><br></p><p class="MsoNormal">Thanks,</p><p class="MsoNormal">Pradip</p><p class="MsoNormal"><br></p>
</div></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Jan 6, 2016 at 9:28 PM, Yuriy Nesenenko <span dir="ltr"><<a href="mailto:ynesenenko@mirantis.com" target="_blank">ynesenenko@mirantis.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Sorry, of course this <a href="https://github.com/openstack/cinder/blob/master/cinder/volume/utils.py#L575" target="_blank">https://github.com/openstack/cinder/blob/master/cinder/volume/utils.py#L575</a><br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Jan 6, 2016 at 5:57 PM, Yuriy Nesenenko <span dir="ltr"><<a href="mailto:ynesenenko@mirantis.com" target="_blank">ynesenenko@mirantis.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">You can use this function <br><a href="https://github.com/openstack/cinder/blob/master/cinder/volume/utils.py#L5" target="_blank">https://github.com/openstack/cinder/blob/master/cinder/volume/utils.py#L5</a><span></span><br></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>On Wed, Jan 6, 2016 at 5:44 PM, Pradip Mukhopadhyay <span dir="ltr"><<a href="mailto:pradip.interra@gmail.com" target="_blank">pradip.interra@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr"><div><div><div><div><div><div>Hello,<br><br><br></div>From CLI, I can see the host-name in the cinder show command as follows:<br><br>| os-vol-host-attr:host | openstack4@mySCSIBackend#pool1 |<br><br></div>How this info can be accessed from the cinder python client?<br><br></div>I can access other information (id, size, name etc.) as follows:<br><br>
<p class="MsoNormal">>>> volumes = cinder.volumes.list()</p>
<p class="MsoNormal">>>> volumes</p>
<p class="MsoNormal">[<Volume: e8be1df5-64fb-43fa-aacd-9bebba17fba5>]</p>
<p class="MsoNormal">>>> volumes[0].id</p>
<p class="MsoNormal">u'e8be1df5-64fb-43fa-aacd-9bebba17fba5'</p>
<p class="MsoNormal">>>> volumes[0].volume_type</p>
<p class="MsoNormal">u'iscsi_1'</p>
<br><br></div><br></div>Thanks,<br></div>Pradip<br><br><br><div><div><div><div><div><span style="font-size:11pt;font-family:"Calibri","sans-serif";color:red"><span></span></span></div></div></div></div></div></div>
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<br></blockquote></div><br><br clear="all"><br></div></div><span class="HOEnZb"><font color="#888888">-- <br><div><div dir="ltr"><div>-- <br>Duncan Thomas</div></div></div>
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