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# pylint: disable=missing-docstring
import re
from ansible.errors import AnsibleError
from ansible.plugins.lookup import LookupBase
class LookupModule(LookupBase):
# pylint: disable=too-many-branches,too-many-statements,too-many-arguments
def run(self, terms, variables=None, regions_enabled=True, short_version=None,
deployment_type=None, **kwargs):
predicates = []
if short_version is None or deployment_type is None:
if 'openshift' not in variables:
raise AnsibleError("This lookup module requires openshift_facts to be run prior to use")
if deployment_type is None:
if 'common' not in variables['openshift'] or 'deployment_type' not in variables['openshift']['common']:
raise AnsibleError("This lookup module requires that the deployment_type be set")
deployment_type = variables['openshift']['common']['deployment_type']
if short_version is None:
if 'short_version' in variables['openshift']['common']:
short_version = variables['openshift']['common']['short_version']
elif 'openshift_release' in variables:
release = variables['openshift_release']
if release.startswith('v'):
short_version = release[1:]
else:
short_version = release
short_version = '.'.join(short_version.split('.')[0:2])
elif 'openshift_version' in variables:
version = variables['openshift_version']
short_version = '.'.join(version.split('.')[0:2])
else:
# pylint: disable=line-too-long
raise AnsibleError("Either OpenShift needs to be installed or openshift_release needs to be specified")
if deployment_type == 'origin':
if short_version not in ['1.1', '1.2', '1.3', '1.4', '1.5', '1.6']:
raise AnsibleError("Unknown short_version %s" % short_version)
elif deployment_type == 'openshift-enterprise':
if short_version not in ['3.1', '3.2', '3.3', '3.4', '3.5', '3.6']:
raise AnsibleError("Unknown short_version %s" % short_version)
else:
raise AnsibleError("Unknown deployment_type %s" % deployment_type)
if deployment_type == 'openshift-enterprise':
# convert short_version to origin short_version
short_version = re.sub('^3.', '1.', short_version)
if short_version in ['1.1', '1.2']:
predicates.append({'name': 'PodFitsHostPorts'})
predicates.append({'name': 'PodFitsResources'})
# applies to all known versions
predicates.append({'name': 'NoDiskConflict'})
# only 1.1 didn't include NoVolumeZoneConflict
if short_version != '1.1':
predicates.append({'name': 'NoVolumeZoneConflict'})
if short_version in ['1.1', '1.2']:
predicates.append({'name': 'MatchNodeSelector'})
if short_version != '1.1':
predicates.append({'name': 'MaxEBSVolumeCount'})
predicates.append({'name': 'MaxGCEPDVolumeCount'})
if short_version not in ['1.1', '1.2']:
predicates.append({'name': 'GeneralPredicates'})
predicates.append({'name': 'PodToleratesNodeTaints'})
predicates.append({'name': 'CheckNodeMemoryPressure'})
if short_version not in ['1.1', '1.2', '1.3']:
predicates.append({'name': 'CheckNodeDiskPressure'})
predicates.append({'name': 'MatchInterPodAffinity'})
if regions_enabled:
region_predicate = {
'name': 'Region',
'argument': {
'serviceAffinity': {
'labels': ['region']
}
}
}
predicates.append(region_predicate)
return predicates
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