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"""CPS resources module."""
"""
Copyright 2022 Deutsche Telekom AG
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
import logging
from abc import ABC
from typing import Any, Dict
from onapsdk.cps import Anchor, Dataspace, SchemaSet # type: ignore
from onapsdk.exceptions import APIError, ResourceNotFound # type: ignore
from onap_data_provider.resources.resource import Resource
class DataspaceSubresource(Resource, ABC):
"""Abstract dataspace subresource class."""
def __init__(self, data: Dict[str, Any]) -> None:
"""Initialize dataspace subresource"""
super().__init__(data)
self._dataspace: Dataspace = None
self._schema_set: SchemaSet = None
@property
def dataspace(self) -> Dataspace:
"""Dataspace property.
Return dataspace object by it name.
Returns:
Dataspace: Dataspace object.
"""
return Dataspace(self.data["dataspace-name"])
@property
def schema_set(self) -> SchemaSet:
"""Schema set property.
Raises:
ValueError: Dataspace which name was used to get schema-set object doesn't exist
Returns:
SchemaSet: Schema set object
"""
if not self._schema_set:
try:
self._schema_set = self.dataspace.get_schema_set(self.data["schema-set-name"])
except APIError as api_error:
# Needs to be fixed when https://gitlab.com/Orange-OpenSource/lfn/onap/python-onapsdk/-/issues/181 is done
if "Dataspace not found" in str(api_error):
logging.error("Dataspace %s does not exist, create it before", self.data["dataspace-name"])
raise ValueError("Dataspace %s does not exist, create it before", self.data["dataspace-name"])
elif "Schema Set not found" in str(api_error):
logging.info("Schema set %s not found", self.data["schema-set-name"])
return None
else:
raise
return self._schema_set
class AnchorResource(DataspaceSubresource):
"""Anchor resource class
Creates CPS anchor
"""
def __init__(self, data: Dict[str, Any]) -> None:
"""Initialize anchor resource"""
super().__init__(data)
self._anchor: Anchor = None
def create(self) -> None:
"""Create anchor.
Raises:
ValueError: Schema set doesn't exist
"""
if not self.schema_set:
raise ValueError("Schema set %s does not exist, create it first", self.data["schema-set-name"])
if not self.anchor:
self.dataspace.create_anchor(self.schema_set, self.data["anchor-name"])
@property
def anchor(self) -> Anchor:
"""Anchor property.
Tries to get anchor from dataspace.
Returns:
Anchor: Anchor object, if anchor already exists. None otherwise.
"""
if not self._anchor:
try:
self._anchor = self.dataspace.get_anchor(self.data["anchor-name"])
except APIError as api_error:
if "Anchor not found" in str(api_error):
return None
else:
raise
return self._anchor
class SchemaSetResource(DataspaceSubresource):
"""Schema set resource class
Creates CPS schema set and
"""
def __init__(self, data: Dict[str, Any]) -> None:
"""Initialize schema set resource"""
super().__init__(data)
def create(self) -> None:
"""Create schema set resource."""
if not self.schema_set:
with open(self.data["schema-set-file"], "rb") as schema_set_file:
self.dataspace.create_schema_set(self.data["schema-set-name"], schema_set_file)
class DataspaceResource(Resource):
"""DataspaceResource resource class
Creates CPS dataspace and sub-resources
"""
def __init__(self, data: Dict[str, Any]) -> None:
"""Initialize dataspace resource"""
super().__init__(data)
self._dataspace: Dataspace = None
def create(self) -> None:
try:
self._dataspace = Dataspace.create(self.data["dataspace-name"])
except APIError as api_error:
# Needs to be fixed when https://gitlab.com/Orange-OpenSource/lfn/onap/python-onapsdk/-/issues/181 is done
if "409" in str(api_error):
logging.warning("Dataspace %s already exists", self.data["dataspace-name"])
self._dataspace = Dataspace(self.data["dataspace-name"])
else:
raise
for schema_set_data in self.data.get("schema-sets", []):
try:
self._dataspace.get_schema_set(schema_set_data["schema-set-name"])
except APIError:
# Needs to be fixed when https://gitlab.com/Orange-OpenSource/lfn/onap/python-onapsdk/-/issues/181 is done
with open(schema_set_data["schema-set-file"], "rb") as schema_set_file:
self._dataspace.create_schema_set(
schema_set_data["schema-set-name"],
schema_set_file
)
else:
logging.warning("Schema set %s already exists", schema_set_data["schema-set-name"])
for anchor_data in self.data.get("anchors", []):
try:
self._dataspace.get_anchor(anchor_data["anchor-name"])
except APIError:
try:
schema_set: SchemaSet = self._dataspace.get_schema_set(anchor_data["schema-set-name"])
except APIError:
logging.warning("Schema set %s does not exist, anchor won't be created",
anchor_data["schema-set-name"])
continue
self._dataspace.create_anchor(schema_set,
anchor_data["anchor-name"])
else:
logging.warning("Anchor %s already exists", anchor_data["anchor-name"])
|
