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[Bug 1788960] [NEW] rhevm related cloud-init integration test fail for cloud-init v18.3

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Pengzhen Cao <pengzhencao@xxxxxxxxxx>
Date: Fri, 24 Aug 2018 22:58:41 -0000
Reply-to: Bug 1788960 <1788960@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Public bug reported:

There are 3 of the rhevm related integration test failure:
test_mount_cb_fails, test_no_udevadm_cmd test_no_udevadm_cmd, seems all
related to "user_data_rhevm()"


OS:  Ubuntu 16.04 Xenial
cloud-init: v18.3 dab59087155d3963849a36b3f63ee662047f708b


log snip:
peter@U1604CloudinitTools:~/cloud-init$  tox -e citest -- run --verbose \
> --preserve-data --data-dir ./debug \
> 
GLOB sdist-make: /home/peter/cloud-init/setup.py
citest create: /home/peter/cloud-init/.tox/citest
citest installdeps: -r/home/peter/cloud-init/integration-requirements.txt
citest inst: /home/peter/cloud-init/.tox/dist/cloud-init-18.3.zip
citest installed: asn1crypto==0.24.0,bcrypt==3.1.4,boto3==1.5.9,botocore==1.8.50,certifi==2018.8.24,cffi==1.11.5,chardet==3.0.4,cloud-init==18.3,configobj==5.0.6,cryptography==2.3.1,docutils==0.14,idna==2.7,Jinja2==2.10,jmespath==0.9.3,jsonpatch==1.23,jsonpointer==2.0,jsonschema==2.6.0,MarkupSafe==1.0,oauthlib==2.1.0,paramiko==2.4.1,pbr==4.2.0,pyasn1==0.4.4,pycparser==2.18,pylxd==2.2.7,PyNaCl==1.2.1,python-dateutil==2.7.3,python-simplestreams==0.1.0,PyYAML==3.13,requests==2.19.1,requests-toolbelt==0.8.0,requests-unixsocket==0.1.5,s3transfer==0.1.13,six==1.11.0,urllib3==1.23,ws4py==0.5.1
citest runtests: PYTHONHASHSEED='2994029421'
citest runtests: commands[0] | /home/peter/cloud-init/.tox/citest/bin/python -m tests.cloud_tests run --verbose --preserve-data --data-dir debug


======================================================================
ERROR: Test user_data_rhevm() where mount_cb fails.
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/peter/cloud-init/tests/unittests/test_datasource/test_altcloud.py", line 296, in test_mount_cb_fails
    self.assertEqual(False, dsrc.user_data_rhevm())
  File "/home/peter/cloud-init/cloudinit/sources/DataSourceAltCloud.py", line 198, in user_data_rhevm
    (cmd_out, _err) = util.udevadm_settle(exists=floppy_dev, timeout=5)
TypeError: 'NoneType' object is not iterable
-------------------- >> begin captured logging << --------------------
cloudinit.util: DEBUG: Running command ['true'] with allowed return codes [0] (shell=False, capture=True)
cloudinit.sources.DataSourceAltCloud: DEBUG: Command: true
Output
--------------------- >> end captured logging << ---------------------

======================================================================
ERROR: Test user_data_rhevm() with no udevadm command.
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/peter/cloud-init/tests/unittests/test_datasource/test_altcloud.py", line 324, in test_no_udevadm_cmd
    self.assertEqual(False, dsrc.user_data_rhevm())
  File "/home/peter/cloud-init/cloudinit/sources/DataSourceAltCloud.py", line 198, in user_data_rhevm
    (cmd_out, _err) = util.udevadm_settle(exists=floppy_dev, timeout=5)
TypeError: 'NoneType' object is not iterable
-------------------- >> begin captured logging << --------------------
cloudinit.util: DEBUG: Running command ['modprobe', 'floppy'] with allowed return codes [0] (shell=False, capture=True)
cloudinit.sources.DataSourceAltCloud: DEBUG: Command: modprobe floppy
Output
--------------------- >> end captured logging << ---------------------

======================================================================
ERROR: Test user_data_rhevm() where udevadm fails.
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/peter/cloud-init/tests/unittests/test_datasource/test_altcloud.py", line 317, in test_udevadm_fails
    self.assertEqual(False, dsrc.user_data_rhevm())
  File "/home/peter/cloud-init/cloudinit/sources/DataSourceAltCloud.py", line 198, in user_data_rhevm
    (cmd_out, _err) = util.udevadm_settle(exists=floppy_dev, timeout=5)
TypeError: 'NoneType' object is not iterable
-------------------- >> begin captured logging << --------------------
cloudinit.util: DEBUG: Running command ['modprobe', 'floppy'] with allowed return codes [0] (shell=False, capture=True)
cloudinit.sources.DataSourceAltCloud: DEBUG: Command: modprobe floppy
Output
--------------------- >> end captured logging << ---------------------

** Affects: cloud-init
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1788960

Title:
  rhevm related cloud-init integration test fail for cloud-init v18.3

Status in cloud-init:
  New

Bug description:
  There are 3 of the rhevm related integration test failure:
  test_mount_cb_fails, test_no_udevadm_cmd test_no_udevadm_cmd, seems
  all related to "user_data_rhevm()"

  
  OS:  Ubuntu 16.04 Xenial
  cloud-init: v18.3 dab59087155d3963849a36b3f63ee662047f708b

  
  log snip:
  peter@U1604CloudinitTools:~/cloud-init$  tox -e citest -- run --verbose \
  > --preserve-data --data-dir ./debug \
  > 
  GLOB sdist-make: /home/peter/cloud-init/setup.py
  citest create: /home/peter/cloud-init/.tox/citest
  citest installdeps: -r/home/peter/cloud-init/integration-requirements.txt
  citest inst: /home/peter/cloud-init/.tox/dist/cloud-init-18.3.zip
  citest installed: asn1crypto==0.24.0,bcrypt==3.1.4,boto3==1.5.9,botocore==1.8.50,certifi==2018.8.24,cffi==1.11.5,chardet==3.0.4,cloud-init==18.3,configobj==5.0.6,cryptography==2.3.1,docutils==0.14,idna==2.7,Jinja2==2.10,jmespath==0.9.3,jsonpatch==1.23,jsonpointer==2.0,jsonschema==2.6.0,MarkupSafe==1.0,oauthlib==2.1.0,paramiko==2.4.1,pbr==4.2.0,pyasn1==0.4.4,pycparser==2.18,pylxd==2.2.7,PyNaCl==1.2.1,python-dateutil==2.7.3,python-simplestreams==0.1.0,PyYAML==3.13,requests==2.19.1,requests-toolbelt==0.8.0,requests-unixsocket==0.1.5,s3transfer==0.1.13,six==1.11.0,urllib3==1.23,ws4py==0.5.1
  citest runtests: PYTHONHASHSEED='2994029421'
  citest runtests: commands[0] | /home/peter/cloud-init/.tox/citest/bin/python -m tests.cloud_tests run --verbose --preserve-data --data-dir debug

  
  ======================================================================
  ERROR: Test user_data_rhevm() where mount_cb fails.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/peter/cloud-init/tests/unittests/test_datasource/test_altcloud.py", line 296, in test_mount_cb_fails
      self.assertEqual(False, dsrc.user_data_rhevm())
    File "/home/peter/cloud-init/cloudinit/sources/DataSourceAltCloud.py", line 198, in user_data_rhevm
      (cmd_out, _err) = util.udevadm_settle(exists=floppy_dev, timeout=5)
  TypeError: 'NoneType' object is not iterable
  -------------------- >> begin captured logging << --------------------
  cloudinit.util: DEBUG: Running command ['true'] with allowed return codes [0] (shell=False, capture=True)
  cloudinit.sources.DataSourceAltCloud: DEBUG: Command: true
  Output
  --------------------- >> end captured logging << ---------------------

  ======================================================================
  ERROR: Test user_data_rhevm() with no udevadm command.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/peter/cloud-init/tests/unittests/test_datasource/test_altcloud.py", line 324, in test_no_udevadm_cmd
      self.assertEqual(False, dsrc.user_data_rhevm())
    File "/home/peter/cloud-init/cloudinit/sources/DataSourceAltCloud.py", line 198, in user_data_rhevm
      (cmd_out, _err) = util.udevadm_settle(exists=floppy_dev, timeout=5)
  TypeError: 'NoneType' object is not iterable
  -------------------- >> begin captured logging << --------------------
  cloudinit.util: DEBUG: Running command ['modprobe', 'floppy'] with allowed return codes [0] (shell=False, capture=True)
  cloudinit.sources.DataSourceAltCloud: DEBUG: Command: modprobe floppy
  Output
  --------------------- >> end captured logging << ---------------------

  ======================================================================
  ERROR: Test user_data_rhevm() where udevadm fails.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/peter/cloud-init/tests/unittests/test_datasource/test_altcloud.py", line 317, in test_udevadm_fails
      self.assertEqual(False, dsrc.user_data_rhevm())
    File "/home/peter/cloud-init/cloudinit/sources/DataSourceAltCloud.py", line 198, in user_data_rhevm
      (cmd_out, _err) = util.udevadm_settle(exists=floppy_dev, timeout=5)
  TypeError: 'NoneType' object is not iterable
  -------------------- >> begin captured logging << --------------------
  cloudinit.util: DEBUG: Running command ['modprobe', 'floppy'] with allowed return codes [0] (shell=False, capture=True)
  cloudinit.sources.DataSourceAltCloud: DEBUG: Command: modprobe floppy
  Output
  --------------------- >> end captured logging << ---------------------

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Follow ups

[Bug 1788960] Re: rhevm related cloud-init integration test fail for cloud-init v18.3
From: Ryan Harper, 2019-07-19