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authorRodolfo Carvalho <rhcarvalho@gmail.com>2017-08-03 15:13:01 +0200
committerRodolfo Carvalho <rhcarvalho@gmail.com>2017-08-24 15:00:30 +0200
commit8216ea6e6eff5f60ad3aeddd602f2ab3979117df (patch)
tree0e38fb387d09628520e5823bfcf8bb4b6a6e8720 /roles
parent6ba5603ea8ef2664210970f7c7901b86ebe984f8 (diff)
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Make pylint disables more specific
And beautify the code a bit.
Diffstat (limited to 'roles')
-rw-r--r--roles/openshift_health_checker/action_plugins/openshift_health_check.py41
1 files changed, 26 insertions, 15 deletions
diff --git a/roles/openshift_health_checker/action_plugins/openshift_health_check.py b/roles/openshift_health_checker/action_plugins/openshift_health_check.py
index 623c3eb8f..f80a53030 100644
--- a/roles/openshift_health_checker/action_plugins/openshift_health_check.py
+++ b/roles/openshift_health_checker/action_plugins/openshift_health_check.py
@@ -1,29 +1,33 @@
"""
Ansible action plugin to execute health checks in OpenShift clusters.
"""
-# pylint: disable=wrong-import-position,missing-docstring,invalid-name
import sys
import os
import traceback
from collections import defaultdict
+from ansible.plugins.action import ActionBase
+from ansible.module_utils.six import string_types
+
try:
from __main__ import display
except ImportError:
+ # pylint: disable=ungrouped-imports; this is the standard way how to import
+ # the default display object in Ansible action plugins.
from ansible.utils.display import Display
display = Display()
-from ansible.plugins.action import ActionBase
-from ansible.module_utils.six import string_types
-
# Augment sys.path so that we can import checks from a directory relative to
# this callback plugin.
sys.path.insert(1, os.path.dirname(os.path.dirname(__file__)))
+# pylint: disable=wrong-import-position; the import statement must come after
+# the manipulation of sys.path.
from openshift_checks import OpenShiftCheck, OpenShiftCheckException, load_checks # noqa: E402
class ActionModule(ActionBase):
+ """Action plugin to execute health checks."""
def run(self, tmp=None, task_vars=None):
result = super(ActionModule, self).run(tmp, task_vars)
@@ -45,9 +49,9 @@ class ActionModule(ActionBase):
return result
resolved_checks = resolve_checks(requested_checks, known_checks.values())
- except OpenShiftCheckException as e:
+ except OpenShiftCheckException as exc:
result["failed"] = True
- result["msg"] = str(e)
+ result["msg"] = str(exc)
return result
if "openshift" not in task_vars:
@@ -74,19 +78,21 @@ class ActionModule(ActionBase):
return result
def load_known_checks(self, tmp, task_vars):
+ """Find all existing checks and return a mapping of names to instances."""
load_checks()
known_checks = {}
for cls in OpenShiftCheck.subclasses():
- check_name = cls.name
- if check_name in known_checks:
- other_cls = known_checks[check_name].__class__
- raise OpenShiftCheckException(
- "non-unique check name '{}' in: '{}.{}' and '{}.{}'".format(
- check_name,
- cls.__module__, cls.__name__,
- other_cls.__module__, other_cls.__name__))
- known_checks[check_name] = cls(execute_module=self._execute_module, tmp=tmp, task_vars=task_vars)
+ name = cls.name
+ if name in known_checks:
+ other_cls = known_checks[name].__class__
+ msg = "non-unique check name '{}' in: '{}' and '{}'".format(
+ name,
+ full_class_name(cls),
+ full_class_name(other_cls),
+ )
+ raise OpenShiftCheckException(msg)
+ known_checks[name] = cls(execute_module=self._execute_module, tmp=tmp, task_vars=task_vars)
return known_checks
@@ -203,3 +209,8 @@ def run_check(name, check, user_disabled_checks):
return dict(failed=True, msg=str(exc))
except Exception as exc:
return dict(failed=True, msg=str(exc), exception=traceback.format_exc())
+
+
+def full_class_name(cls):
+ """Return the name of a class prefixed with its module name."""
+ return '{}.{}'.format(cls.__module__, cls.__name__)