[BUG] tablespace state failure on CENT8/RHEL8

[noelmcloughlin]

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Formula commit hash / release tag

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Bug details

Describe the bug

The following is the error.

ID: postgresql-tablespace-dir-my_space
    Function: pkg.installed
        Name: policycoreutils-python
      Result: False
     Comment: Error occurred installing package(s). Additional info follows:

              errors:
                  - Running scope as unit: run-rbe6992cf979346839e806a091f78bc73.scope
                    SaltStack repo for RHEL/CentOS 8                248  B/s | 557  B     00:02
                    Failed to download metadata for repo 'saltstack'
                    Ignoring repositories: saltstack
                    Last metadata expiration check: 0:00:03 ago on Tue Apr 14 12:50:52 2020.
                    No match for argument: policycoreutils-python
                    Error: Unable to find a match: policycoreutils-python
     Started: 10:50:36.065831
    Duration: 23615.271 ms
     Changes:
---
          ID: postgresql-tablespace-dir-my_space
    Function: selinux.fcontext_policy_present
        Name: /srv/my_tablespace(/.*)?
      Result: False
     Comment: One or more requisite failed: postgres.server.postgresql-tablespace-dir-my_space
     Started: 10:50:59.706209
    Duration: 0.004 ms
     Changes:

There is also this issue but I'm not sure its related to CENT8/RHEL8

          ID: postgres_tablespace-my_space
    Function: postgres_tablespace.present
        Name: my_space
      Result: False
     Comment: An exception occurred in this state: Traceback (most recent call last):
                File "/usr/lib/python3.6/site-packages/salt/state.py", line 1981, in call
                  **cdata['kwargs'])
                File "/usr/lib/python3.6/site-packages/salt/loader.py", line 1977, in wrapper
                  return f(*args, **kwargs)
                File "/usr/lib/python3.6/site-packages/salt/states/postgres_tablespace.py", line 121, in present
                  if tblspaces[name]['Location'] != directory and not __opts__['test']:
              KeyError: 'my_space'

Steps to reproduce the bug

Expected behaviour

Attempts to fix the bug

Additional context