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"""Instantiation module."""
# Copyright 2022 Orange, 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.
from typing import Iterator
from dataclasses import dataclass
from onapsdk.msb import MSB
from onapsdk.utils.jinja import jinja_env
# pylint: disable=too-many-arguments
@dataclass
class InstantiationRequest:
"""Instantiation Request class."""
def __init__(self, request: dict) -> None:
"""Request object initialization.
Args:
cloud_region_id (str): Cloud region ID
profile_name (str): Name of profile
rb_name (str): Definition name
rb_version (str): Definition version
override_values (dict): Optional parameters
labels (dict): Optional labels
"""
super().__init__()
self.cloud_region_id: str = request["cloud-region"]
self.profile_name: str = request["profile-name"]
self.rb_name: str = request["rb-name"]
self.rb_version: str = request["rb-version"]
self.override_values: dict = request["override-values"]
self.labels: dict = request["labels"]
@dataclass
class InstantiationParameter:
"""Class to store instantiation parameters used to pass override_values and labels.
Contains two values: name of parameter and it's value
"""
name: str
value: str
class Instance(MSB):
"""Instance class."""
base_url = f"{MSB.base_url}/api/multicloud-k8s/v1/v1/instance"
def __init__(self, instance_id: str,
namespace: str,
request: InstantiationRequest,
resources: dict = None,
override_values: dict = None) -> None:
"""Instance object initialization.
Args:
instance_id (str): instance ID
namespace (str): namespace that instance is created in
request (InstantiationRequest): datails of the instantiation request
resources (dict): Created resources
override_values (dict): Optional values
"""
super().__init__()
self.instance_id: str = instance_id
self.namespace: str = namespace
self.request: InstantiationRequest = request
self.resources: dict = resources
self.override_values: dict = override_values
@property
def url(self) -> str:
"""URL address.
Returns:
str: URL to Instance
"""
return f"{self.base_url}/{self.instance_id}"
@classmethod
def get_all(cls) -> Iterator["Instance"]:
"""Get all instantiated Kubernetes resources.
Yields:
Instantiation: Instantiation object
"""
for resource in cls.send_message_json("GET",
"Get Kubernetes resources",
cls.base_url):
yield cls(
instance_id=resource["id"],
namespace=resource["namespace"],
request=InstantiationRequest(resource["request"])
)
@classmethod
def get_by_id(cls, instance_id: str) -> "Instance":
"""Get Kubernetes resource by id.
Args:
instance_id (str): instance ID
Returns:
Instantiation: Instantiation object
"""
url: str = f"{cls.base_url}/{instance_id}"
resource: dict = cls.send_message_json(
"GET",
"Get Kubernetes resource by id",
url
)
return cls(
instance_id=resource["id"],
namespace=resource["namespace"],
request=InstantiationRequest(resource["request"]),
resources=resource["resources"],
override_values=resource.get("override-values")
)
@classmethod
def create(cls,
cloud_region_id: str,
profile_name: str,
rb_name: str,
rb_version: str,
override_values: dict = None,
labels: dict = None) -> "Instance":
"""Create Instance.
Args:
cloud_region_id (str): Cloud region ID
profile_name (str): Name of profile to be instantiated
rb_name: (bytes): Definition name
rb_version (str): Definition version
override_values (dict): List of optional override values
labels (dict): List of optional labels
Returns:
Instance: Created object
"""
if labels is None:
labels = {}
if override_values is None:
override_values = {}
url: str = f"{cls.base_url}"
response: dict = cls.send_message_json(
"POST",
"Create Instance",
url,
data=jinja_env().get_template("multicloud_k8s_instantiate.json.j2").render(
cloud_region_id=cloud_region_id,
profile_name=profile_name,
rb_name=rb_name,
rb_version=rb_version,
override_values=override_values,
labels=labels),
headers={}
)
return cls(
instance_id=response["id"],
namespace=response["namespace"],
request=InstantiationRequest(response["request"]),
resources=response["resources"],
override_values=response.get("override-values")
)
def delete(self) -> None:
"""Delete Instance object."""
self.send_message(
"DELETE",
f"Delete {self.instance_id} instance",
self.url
)
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