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[Bug 1752824] Re: VMware: error while get serial console log

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: OpenStack Infra <1752824@xxxxxxxxxxxxxxxxxx>
Date: Tue, 20 Mar 2018 02:00:19 -0000
Reply-to: Bug 1752824 <1752824@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Reviewed:  https://review.openstack.org/549182
Committed: https://git.openstack.org/cgit/openstack/nova/commit/?id=87a6bb4184efb0e7da2d8a7ad7f189a3bc4cf03e
Submitter: Zuul
Branch:    master

commit 87a6bb4184efb0e7da2d8a7ad7f189a3bc4cf03e
Author: Tao Yang <magictao@xxxxxxxxx>
Date:   Fri Mar 2 17:46:14 2018 +0800

    VMware: fix TypeError while get console log
    
    nova.privsep.path.last_bytes needs path instead of FILE.
    
    Change-Id: Ifad71b4583b23ff018d757760a7b79f7f838c755
    Closes-Bug: #1752824


** Changed in: nova
       Status: In Progress => Fix Released

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https://bugs.launchpad.net/bugs/1752824

Title:
   VMware: error while get serial console log

Status in OpenStack Compute (nova):
  Fix Released

Bug description:
  Description
  ===========
  We are survey using vmware as nova compute backend and got trouble about get vm's serial console log.

  
  Steps to reproduce
  ==================
  nova console-log <VM-UUID>

  Expected result
  ===============
  Get the serial console log of VM-UUID

  Actual result
  =============
  ERROR (ClientException): Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
  <type 'exceptions.TypeError'> (HTTP 500) (Request-ID: req-cfd43272-2a1a-4296-b56d-86c394c29e64)

  Logs
  ===========
  2018-03-02 16:55:12.395 15462 INFO nova.compute.manager [req-cfd43272-2a1a-4296-b56d-86c394c29e64 75ee831637464e53a5a5e63dd88671e9 750d99c807e94c039c694f10ca1bb244 - default default] [instance: ff784d6d-178c-4237-9621-92cc52421dc1] Get console output
  2018-03-02 16:55:12.396 15462 WARNING nova.virt.vmwareapi.driver [req-cfd43272-2a1a-4296-b56d-86c394c29e64 75ee831637464e53a5a5e63dd88671e9 750d99c807e94c039c694f10ca1bb244 - default default] yangtao /opt/vmware/vspc/ff784d6d178c4237962192cc52421dc1
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server [req-cfd43272-2a1a-4296-b56d-86c394c29e64 75ee831637464e53a5a5e63dd88671e9 750d99c807e94c039c694f10ca1bb244 - default default] Exception during message handling: TypeError: coercing to Unicode: need string or buffer, file found
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server Traceback (most recent call last):
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 160, in _process_incoming
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     res = self.dispatcher.dispatch(message)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 213, in dispatch
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     return self._do_dispatch(endpoint, method, ctxt, args)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 183, in _do_dispatch
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     result = func(ctxt, **new_args)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 232, in inner
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     return func(*args, **kwargs)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/nova/exception_wrapper.py", line 76, in wrapped
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     function_name, call_dict, binary)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     self.force_reraise()
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     six.reraise(self.type_, self.value, self.tb)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/nova/exception_wrapper.py", line 67, in wrapped
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     return f(self, context, *args, **kw)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 217, in decorated_function
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     kwargs['instance'], e, sys.exc_info())
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 220, in __exit__
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     self.force_reraise()
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     six.reraise(self.type_, self.value, self.tb)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 205, in decorated_function
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     return function(self, context, *args, **kwargs)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 4653, in get_console_output
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     output = self.driver.get_console_output(context, instance)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/nova/virt/vmwareapi/driver.py", line 278, in get_console_output
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     fp, MAX_CONSOLE_BYTES)
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server   File "/usr/lib/python2.7/site-packages/nova/privsep/path.py", line 96, in last_bytes
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server     with open(path, 'rb') as f:
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server TypeError: coercing to Unicode: need string or buffer, file found
  2018-03-02 16:55:12.484 15462 ERROR oslo_messaging.rpc.server

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References

[Bug 1752824] [NEW] VMware: error while get serial console log
From: yan97ao, 2018-03-02