180 lines
6.7 KiB
Python
180 lines
6.7 KiB
Python
# Copyright 2015 - StackStorm, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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from oslo_log import log as logging
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from pecan import rest
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from wsme import types as wtypes
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import wsmeext.pecan as wsme_pecan
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from mistral.api import access_control as acl
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from mistral.api.controllers.v2 import resources
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from mistral.api.controllers.v2 import types
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from mistral import context
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from mistral.db.v2 import api as db_api
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from mistral import exceptions as exceptions
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from mistral.utils import filter_utils
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from mistral.utils import rest_utils
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LOG = logging.getLogger(__name__)
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class EnvironmentController(rest.RestController):
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@rest_utils.wrap_wsme_controller_exception
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@wsme_pecan.wsexpose(resources.Environments, types.uuid, int,
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types.uniquelist, types.list, types.uniquelist,
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wtypes.text, wtypes.text, types.jsontype,
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resources.SCOPE_TYPES, wtypes.text, wtypes.text)
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def get_all(self, marker=None, limit=None, sort_keys='created_at',
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sort_dirs='asc', fields='', name=None, description=None,
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variables=None, scope=None, created_at=None, updated_at=None):
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"""Return all environments.
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Where project_id is the same as the requester or
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project_id is different but the scope is public.
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:param marker: Optional. Pagination marker for large data sets.
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:param limit: Optional. Maximum number of resources to return in a
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single result. Default value is None for backward
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compatibility.
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:param sort_keys: Optional. Columns to sort results by.
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Default: created_at, which is backward compatible.
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:param sort_dirs: Optional. Directions to sort corresponding to
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sort_keys, "asc" or "desc" can be chosen.
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Default: desc. The length of sort_dirs can be equal
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or less than that of sort_keys.
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:param fields: Optional. A specified list of fields of the resource to
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be returned. 'id' will be included automatically in
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fields if it's provided, since it will be used when
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constructing 'next' link.
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:param name: Optional. Keep only resources with a specific name.
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:param description: Optional. Keep only resources with a specific
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description.
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:param variables: Optional. Keep only resources with specific
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variables.
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:param scope: Optional. Keep only resources with a specific scope.
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:param created_at: Optional. Keep only resources created at a specific
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time and date.
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:param updated_at: Optional. Keep only resources with specific latest
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update time and date.
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"""
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acl.enforce('environments:list', context.ctx())
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filters = filter_utils.create_filters_from_request_params(
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created_at=created_at,
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name=name,
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updated_at=updated_at,
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description=description,
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variables=variables,
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scope=scope
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)
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LOG.info("Fetch environments. marker=%s, limit=%s, sort_keys=%s, "
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"sort_dirs=%s, filters=%s", marker, limit, sort_keys,
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sort_dirs, filters)
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return rest_utils.get_all(
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resources.Environments,
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resources.Environment,
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db_api.get_environments,
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db_api.get_environment,
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marker=marker,
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limit=limit,
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sort_keys=sort_keys,
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sort_dirs=sort_dirs,
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fields=fields,
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**filters
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)
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@rest_utils.wrap_wsme_controller_exception
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@wsme_pecan.wsexpose(resources.Environment, wtypes.text)
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def get(self, name):
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"""Return the named environment."""
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acl.enforce('environments:get', context.ctx())
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LOG.info("Fetch environment [name=%s]" % name)
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db_model = db_api.get_environment(name)
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return resources.Environment.from_db_model(db_model)
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@rest_utils.wrap_wsme_controller_exception
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@wsme_pecan.wsexpose(
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resources.Environment,
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body=resources.Environment,
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status_code=201
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)
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def post(self, env):
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"""Create a new environment."""
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acl.enforce('environments:create', context.ctx())
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LOG.info("Create environment [env=%s]" % env)
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self._validate_environment(
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json.loads(wsme_pecan.pecan.request.body.decode()),
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['name', 'description', 'variables']
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)
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db_model = db_api.create_environment(env.to_dict())
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return resources.Environment.from_db_model(db_model)
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@rest_utils.wrap_wsme_controller_exception
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@wsme_pecan.wsexpose(resources.Environment, body=resources.Environment)
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def put(self, env):
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"""Update an environment."""
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acl.enforce('environments:update', context.ctx())
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if not env.name:
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raise exceptions.InputException(
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'Name of the environment is not provided.'
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)
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LOG.info("Update environment [name=%s, env=%s]" % (env.name, env))
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definition = json.loads(wsme_pecan.pecan.request.body.decode())
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definition.pop('name')
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self._validate_environment(
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definition,
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['description', 'variables', 'scope']
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)
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db_model = db_api.update_environment(env.name, env.to_dict())
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return resources.Environment.from_db_model(db_model)
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@rest_utils.wrap_wsme_controller_exception
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@wsme_pecan.wsexpose(None, wtypes.text, status_code=204)
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def delete(self, name):
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"""Delete the named environment."""
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acl.enforce('environments:delete', context.ctx())
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LOG.info("Delete environment [name=%s]" % name)
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db_api.delete_environment(name)
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@staticmethod
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def _validate_environment(env_dict, legal_keys):
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if env_dict is None:
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return
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if set(env_dict) - set(legal_keys):
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raise exceptions.InputException(
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"Please, check your environment definition. Only: "
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"%s are allowed as definition keys." % legal_keys
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)
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