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[Bug 1735329] [NEW] console-log return 500 if n-cpu is shutdown

 

Public bug reported:

Description
===========
If a compute host fails (i.e. the n-cpu process is down), request console-log will fail with 500

Steps to reproduce
==================

$ sudo systemctl stop devstack@n-cpu
$ nova console-log test2
ERROR (ClientException): Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
<class 'oslo_messaging.exceptions.MessagingTimeout'> (HTTP 500) (Request-ID: req-e29f2aa4-1cf2-4db9-b327-f5a3ef6d7f6f)

Expected result
===============
Nova should response 4xx

Actual result
=============
Nova responded 500

Environment
===========
1. Exact version of OpenStack you are running.
Devstack

2. Which hypervisor did you use?
   Libvirt + KVM

2. Which storage type did you use?
   LVM

3. Which networking type did you use?
   OVS

** Affects: nova
     Importance: Undecided
     Assignee: hongbin (hongbin034)
         Status: New

** Changed in: nova
     Assignee: (unassigned) => hongbin (hongbin034)

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https://bugs.launchpad.net/bugs/1735329

Title:
  console-log return 500 if n-cpu is shutdown

Status in OpenStack Compute (nova):
  New

Bug description:
  Description
  ===========
  If a compute host fails (i.e. the n-cpu process is down), request console-log will fail with 500

  Steps to reproduce
  ==================

  $ sudo systemctl stop devstack@n-cpu
  $ nova console-log test2
  ERROR (ClientException): Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
  <class 'oslo_messaging.exceptions.MessagingTimeout'> (HTTP 500) (Request-ID: req-e29f2aa4-1cf2-4db9-b327-f5a3ef6d7f6f)

  Expected result
  ===============
  Nova should response 4xx

  Actual result
  =============
  Nova responded 500

  Environment
  ===========
  1. Exact version of OpenStack you are running.
  Devstack

  2. Which hypervisor did you use?
     Libvirt + KVM

  2. Which storage type did you use?
     LVM

  3. Which networking type did you use?
     OVS

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