Catch python error when unable to find user

[AlanCoding]

SUMMARY

I need to be able to run commands in containers as root, and with the recent container permission changes this was failing.

ISSUE TYPE

• Bugfix Pull Request

COMPONENT NAME

• API

AWX VERSION

ADDITIONAL INFORMATION

Shell into node in cluster as root

docker exec --user=0 -it tools_awx_1_1 /bin/bash

then management commands don't work

bash-4.2# awx-manage
Traceback (most recent call last):
  File "/usr/local/bin/awx-manage", line 9, in <module>
    load_entry_point('awx', 'console_scripts', 'awx-manage')()
  File "/awx_devel/awx/__init__.py", line 134, in manage
    prepare_env()
  File "/awx_devel/awx/__init__.py", line 89, in prepare_env
    if not settings.DEBUG: # pragma: no cover
  File "/venv/awx/lib/python2.7/site-packages/django/conf/__init__.py", line 56, in __getattr__
    self._setup(name)
  File "/venv/awx/lib/python2.7/site-packages/django/conf/__init__.py", line 41, in _setup
    self._wrapped = Settings(settings_module)
  File "/venv/awx/lib/python2.7/site-packages/django/conf/__init__.py", line 110, in __init__
    mod = importlib.import_module(self.SETTINGS_MODULE)
  File "/usr/lib64/python2.7/importlib/__init__.py", line 37, in import_module
    __import__(name)
  File "/awx_devel/awx/settings/development.py", line 138, in <module>
    include(optional('local_*.py'), scope=locals())
  File "/venv/awx/lib/python2.7/site-packages/split_settings/tools.py", line 102, in include
    exec(compile(to_compile.read(), included_file, 'exec'), scope)
  File "/awx_devel/awx/settings/local_settings.py", line 274, in <module>
    TEST_SSH_LOOPBACK_USERNAME = getpass.getuser()
  File "/usr/lib64/python2.7/getpass.py", line 158, in getuser
    return pwd.getpwuid(os.getuid())[0]
KeyError: 'getpwuid(): uid not found: 0'

The use of this setting is for tests

acc9742

Those tests no longer exist, we could delete the entire section of the settings, but right now I just want it to not error.

The root appears to be that there is no entry for the root user in /etc/passwd, cms-dev/isolate#25... I don't really want to dive into that either.

[softwarefactory-project-zuul]

Build succeeded.

• tox-awx-api-lint : SUCCESS in 2m 00s
• tox-awx-ui-lint : SUCCESS in 3m 00s
• tox-awx-api : SUCCESS in 7m 25s
• tox-awx-ui : SUCCESS in 4m 28s
• tox-awx-swagger : SUCCESS in 7m 59s
• tox-awx-detect-schema-change : SUCCESS in 7m 33s (non-voting)

[softwarefactory-project-zuul]

Build succeeded (gate pipeline).

• tox-awx-api-lint : SUCCESS in 2m 37s
• tox-awx-ui-lint : SUCCESS in 3m 09s
• tox-awx-api : SUCCESS in 7m 29s
• tox-awx-ui : SUCCESS in 4m 09s
• tox-awx-swagger : SUCCESS in 7m 39s
• tox-awx-detect-schema-change : SUCCESS in 7m 42s (non-voting)
• awx-push-new-schema : FAILURE in 6m 59s (non-voting)