Unflatmap community.general (#5461)

* Move files.

* Update imports and references.

* Move wrongly placed files.

* Reverse redirects, deprecate long → short name redirects.

* Simplify contribution guidelines for new modules.

* Rewrite BOTMETA.

* Add changelog fragment.

* Fix ignore.txt files.

plugins/modules/rhsm_release.py

@@ -0,0 +1,126 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2018, Sean Myers <sean.myers@redhat.com>
+# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+DOCUMENTATION = '''
+---
+module: rhsm_release
+short_description: Set or Unset RHSM Release version
+description:
+  - Sets or unsets the release version used by RHSM repositories.
+notes:
+  - This module will fail on an unregistered system.
+    Use the C(redhat_subscription) module to register a system
+    prior to setting the RHSM release.
+requirements:
+  - Red Hat Enterprise Linux 6+ with subscription-manager installed
+options:
+  release:
+    description:
+      - RHSM release version to use (use null to unset)
+    required: true
+    type: str
+author:
+  - Sean Myers (@seandst)
+'''
+
+EXAMPLES = '''
+# Set release version to 7.1
+- name: Set RHSM release version
+  community.general.rhsm_release:
+      release: "7.1"
+
+# Set release version to 6Server
+- name: Set RHSM release version
+  community.general.rhsm_release:
+      release: "6Server"
+
+# Unset release version
+- name: Unset RHSM release release
+  community.general.rhsm_release:
+      release: null
+'''
+
+RETURN = '''
+current_release:
+  description: The current RHSM release version value
+  returned: success
+  type: str
+'''
+
+from ansible.module_utils.basic import AnsibleModule
+
+import re
+
+# Matches release-like values such as 7.2, 5.10, 6Server, 8
+# but rejects unlikely values, like 100Server, 1.100, 7server etc.
+release_matcher = re.compile(r'\b\d{1,2}(?:\.\d{1,2}|Server|Client|Workstation|)\b')
+
+
+def _sm_release(module, *args):
+    # pass args to s-m release, e.g. _sm_release(module, '--set', '0.1') becomes
+    # "subscription-manager release --set 0.1"
+    sm_bin = module.get_bin_path('subscription-manager', required=True)
+    cmd = '{0} release {1}'.format(sm_bin, " ".join(args))
+    # delegate nonzero rc handling to run_command
+    return module.run_command(cmd, check_rc=True)
+
+
+def get_release(module):
+    # Get the current release version, or None if release unset
+    rc, out, err = _sm_release(module, '--show')
+    try:
+        match = release_matcher.findall(out)[0]
+    except IndexError:
+        # 0'th index did not exist; no matches
+        match = None
+
+    return match
+
+
+def set_release(module, release):
+    # Set current release version, or unset if release is None
+    if release is None:
+        args = ('--unset',)
+    else:
+        args = ('--set', release)
+
+    return _sm_release(module, *args)
+
+
+def main():
+    module = AnsibleModule(
+        argument_spec=dict(
+            release=dict(type='str', required=True),
+        ),
+        supports_check_mode=True
+    )
+
+    target_release = module.params['release']
+
+    # sanity check: the target release at least looks like a valid release
+    if target_release and not release_matcher.findall(target_release):
+        module.fail_json(msg='"{0}" does not appear to be a valid release.'.format(target_release))
+
+    # Will fail with useful error from s-m if system not subscribed
+    current_release = get_release(module)
+
+    changed = (target_release != current_release)
+    if not module.check_mode and changed:
+        set_release(module, target_release)
+        # If setting the release fails, then a fail_json would have exited with
+        # the s-m error, e.g. "No releases match '7.20'...".  If not, then the
+        # current release is now set to the target release (job's done)
+        current_release = target_release
+
+    module.exit_json(current_release=current_release, changed=changed)
+
+
+if __name__ == '__main__':
+    main()