mirror of
https://github.com/thegeeklab/ansible-later.git
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264 lines
11 KiB
Python
264 lines
11 KiB
Python
#
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# Copyright 2018 Red Hat | Ansible
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import absolute_import, division, print_function
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import copy
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from ansible.module_utils.k8s.common import AUTH_ARG_SPEC, COMMON_ARG_SPEC
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from ansible.module_utils.six import string_types
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from ansible.module_utils.k8s.common import KubernetesAnsibleModule
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from ansible.module_utils.common.dict_transformations import dict_merge
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try:
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import yaml
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from openshift.dynamic.exceptions import DynamicApiError, NotFoundError, ConflictError, ForbiddenError
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except ImportError:
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# Exceptions handled in common
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pass
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class KubernetesRawModule(KubernetesAnsibleModule):
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@property
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def argspec(self):
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argument_spec = copy.deepcopy(COMMON_ARG_SPEC)
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argument_spec.update(copy.deepcopy(AUTH_ARG_SPEC))
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argument_spec['merge_type'] = dict(type='list', choices=['json', 'merge', 'strategic-merge'])
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return argument_spec
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def __init__(self, *args, **kwargs):
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self.client = None
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mutually_exclusive = [
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('resource_definition', 'src'),
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]
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KubernetesAnsibleModule.__init__(self, *args,
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mutually_exclusive=mutually_exclusive,
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supports_check_mode=True,
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**kwargs)
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self.kind = self.params.pop('kind')
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self.api_version = self.params.pop('api_version')
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self.name = self.params.pop('name')
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self.namespace = self.params.pop('namespace')
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resource_definition = self.params.pop('resource_definition')
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if resource_definition:
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if isinstance(resource_definition, string_types):
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try:
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self.resource_definitions = yaml.safe_load_all(resource_definition)
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except (IOError, yaml.YAMLError) as exc:
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self.fail(msg="Error loading resource_definition: {0}".format(exc))
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elif isinstance(resource_definition, list):
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self.resource_definitions = resource_definition
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else:
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self.resource_definitions = [resource_definition]
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src = self.params.pop('src')
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if src:
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self.resource_definitions = self.load_resource_definitions(src)
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if not resource_definition and not src:
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self.resource_definitions = [{
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'kind': self.kind,
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'apiVersion': self.api_version,
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'metadata': {
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'name': self.name,
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'namespace': self.namespace
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}
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}]
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def execute_module(self):
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changed = False
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results = []
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self.client = self.get_api_client()
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for definition in self.resource_definitions:
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kind = definition.get('kind', self.kind)
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search_kind = kind
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if kind.lower().endswith('list'):
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search_kind = kind[:-4]
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api_version = definition.get('apiVersion', self.api_version)
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resource = self.find_resource(search_kind, api_version, fail=True)
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definition = self.set_defaults(resource, definition)
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result = self.perform_action(resource, definition)
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changed = changed or result['changed']
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results.append(result)
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if len(results) == 1:
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self.exit_json(**results[0])
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self.exit_json(**{
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'changed': changed,
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'result': {
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'results': results
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}
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})
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def set_defaults(self, resource, definition):
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definition['kind'] = resource.kind
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definition['apiVersion'] = resource.group_version
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if not definition.get('metadata'):
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definition['metadata'] = {}
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if self.name and not definition['metadata'].get('name'):
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definition['metadata']['name'] = self.name
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if resource.namespaced and self.namespace and not definition['metadata'].get('namespace'):
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definition['metadata']['namespace'] = self.namespace
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return definition
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def perform_action(self, resource, definition):
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result = {'changed': False, 'result': {}}
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state = self.params.get('state', None)
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force = self.params.get('force', False)
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name = definition['metadata'].get('name')
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namespace = definition['metadata'].get('namespace')
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existing = None
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self.remove_aliases()
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if definition['kind'].endswith('List'):
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result['result'] = resource.get(namespace=namespace).to_dict()
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result['changed'] = False
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result['method'] = 'get'
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return result
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try:
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existing = resource.get(name=name, namespace=namespace)
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except NotFoundError:
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pass
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except ForbiddenError as exc:
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if definition['kind'] in ['Project', 'ProjectRequest'] and state != 'absent':
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return self.create_project_request(definition)
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self.fail_json(msg='Failed to retrieve requested object: {0}'.format(exc.body),
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error=exc.status, status=exc.status, reason=exc.reason)
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except DynamicApiError as exc:
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self.fail_json(msg='Failed to retrieve requested object: {0}'.format(exc.body),
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error=exc.status, status=exc.status, reason=exc.reason)
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if state == 'absent':
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result['method'] = "delete"
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if not existing:
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# The object already does not exist
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return result
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else:
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# Delete the object
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if not self.check_mode:
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try:
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k8s_obj = resource.delete(name, namespace=namespace)
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result['result'] = k8s_obj.to_dict()
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except DynamicApiError as exc:
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self.fail_json(msg="Failed to delete object: {0}".format(exc.body),
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error=exc.status, status=exc.status, reason=exc.reason)
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result['changed'] = True
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return result
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else:
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if not existing:
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if self.check_mode:
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k8s_obj = definition
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else:
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try:
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k8s_obj = resource.create(definition, namespace=namespace).to_dict()
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except ConflictError:
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# Some resources, like ProjectRequests, can't be created multiple times,
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# because the resources that they create don't match their kind
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# In this case we'll mark it as unchanged and warn the user
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self.warn("{0} was not found, but creating it returned a 409 Conflict error. This can happen \
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if the resource you are creating does not directly create a resource of the same kind.".format(name))
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return result
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except DynamicApiError as exc:
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self.fail_json(msg="Failed to create object: {0}".format(exc.body),
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error=exc.status, status=exc.status, reason=exc.reason)
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result['result'] = k8s_obj
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result['changed'] = True
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result['method'] = 'create'
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return result
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match = False
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diffs = []
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if existing and force:
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if self.check_mode:
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k8s_obj = definition
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else:
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try:
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k8s_obj = resource.replace(definition, name=name, namespace=namespace).to_dict()
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except DynamicApiError as exc:
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self.fail_json(msg="Failed to replace object: {0}".format(exc.body),
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error=exc.status, status=exc.status, reason=exc.reason)
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match, diffs = self.diff_objects(existing.to_dict(), k8s_obj)
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result['result'] = k8s_obj
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result['changed'] = not match
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result['method'] = 'replace'
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result['diff'] = diffs
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return result
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# Differences exist between the existing obj and requested params
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if self.check_mode:
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k8s_obj = dict_merge(existing.to_dict(), definition)
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else:
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from distutils.version import LooseVersion
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if LooseVersion(self.openshift_version) < LooseVersion("0.6.2"):
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if self.params['merge_type']:
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self.fail_json(msg="openshift >= 0.6.2 is required for merge_type")
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else:
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k8s_obj, error = self.patch_resource(resource, definition, existing, name,
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namespace)
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else:
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for merge_type in self.params['merge_type'] or ['strategic-merge', 'merge']:
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k8s_obj, error = self.patch_resource(resource, definition, existing, name,
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namespace, merge_type=merge_type)
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if not error:
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break
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if error:
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self.fail_json(**error)
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match, diffs = self.diff_objects(existing.to_dict(), k8s_obj)
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result['result'] = k8s_obj
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result['changed'] = not match
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result['method'] = 'patch'
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result['diff'] = diffs
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return result
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def patch_resource(self, resource, definition, existing, name, namespace, merge_type=None):
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try:
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params = dict(name=name, namespace=namespace)
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if merge_type:
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params['content_type'] = 'application/{0}-patch+json'.format(merge_type)
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k8s_obj = resource.patch(definition, **params).to_dict()
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match, diffs = self.diff_objects(existing.to_dict(), k8s_obj)
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error = {}
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return k8s_obj, {}
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except DynamicApiError as exc:
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error = dict(msg="Failed to patch object: {0}".format(exc.body),
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error=exc.status, status=exc.status, reason=exc.reason)
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return None, error
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def create_project_request(self, definition):
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definition['kind'] = 'ProjectRequest'
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result = {'changed': False, 'result': {}}
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resource = self.find_resource('ProjectRequest', definition['apiVersion'], fail=True)
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if not self.check_mode:
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try:
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k8s_obj = resource.create(definition)
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result['result'] = k8s_obj.to_dict()
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except DynamicApiError as exc:
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self.fail_json(msg="Failed to create object: {0}".format(exc.body),
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error=exc.status, status=exc.status, reason=exc.reason)
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result['changed'] = True
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result['method'] = 'create'
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return result
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