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# Copyright 2019 Canonical Ltd. |
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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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|
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import asyncio |
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import concurrent |
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import os |
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import uuid |
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import yaml |
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|
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from juju.controller import Controller |
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from juju.model import Model |
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from n2vc.exceptions import K8sException, JujuError |
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from n2vc.k8s_conn import K8sConnector |
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from n2vc.kubectl import Kubectl |
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from .exceptions import MethodNotImplemented, N2VCNotFound |
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from n2vc.utils import obj_to_dict, obj_to_yaml |
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# from juju.bundle import BundleHandler |
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# import re |
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# import ssl |
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# from .vnf import N2VC |
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class K8sJujuConnector(K8sConnector): |
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def __init__( |
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self, |
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fs: object, |
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db: object, |
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kubectl_command: str = "/usr/bin/kubectl", |
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juju_command: str = "/usr/bin/juju", |
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log: object = None, |
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on_update_db=None, |
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): |
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""" |
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|
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:param kubectl_command: path to kubectl executable |
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:param helm_command: path to helm executable |
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:param fs: file system for kubernetes and helm configuration |
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:param log: logger |
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""" |
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|
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# parent class |
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K8sConnector.__init__( |
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self, db, log=log, on_update_db=on_update_db, |
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) |
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self.fs = fs |
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self.log.debug("Initializing K8S Juju connector") |
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self.juju_command = juju_command |
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self.juju_public_key = None |
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|
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self.log.debug("K8S Juju connector initialized") |
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# TODO: Remove these commented lines: |
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# self.authenticated = False |
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# self.models = {} |
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# self.juju_secret = "" |
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|
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"""Initialization""" |
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|
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async def init_env( |
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self, |
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k8s_creds: str, |
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namespace: str = "kube-system", |
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reuse_cluster_uuid: str = None, |
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) -> (str, bool): |
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""" |
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It prepares a given K8s cluster environment to run Juju bundles. |
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|
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:param k8s_creds: credentials to access a given K8s cluster, i.e. a valid |
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'.kube/config' |
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:param namespace: optional namespace to be used for juju. By default, |
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'kube-system' will be used |
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:param reuse_cluster_uuid: existing cluster uuid for reuse |
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:return: uuid of the K8s cluster and True if connector has installed some |
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software in the cluster |
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(on error, an exception will be raised) |
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""" |
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|
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"""Bootstrapping |
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|
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Bootstrapping cannot be done, by design, through the API. We need to |
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use the CLI tools. |
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""" |
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|
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""" |
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WIP: Workflow |
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|
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1. Has the environment already been bootstrapped? |
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- Check the database to see if we have a record for this env |
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|
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2. If this is a new env, create it |
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- Add the k8s cloud to Juju |
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- Bootstrap |
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- Record it in the database |
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|
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3. Connect to the Juju controller for this cloud |
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|
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""" |
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# cluster_uuid = reuse_cluster_uuid |
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# if not cluster_uuid: |
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# cluster_uuid = str(uuid4()) |
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|
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################################################## |
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# TODO: Pull info from db based on the namespace # |
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################################################## |
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|
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################################################### |
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# TODO: Make it idempotent, calling add-k8s and # |
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# bootstrap whenever reuse_cluster_uuid is passed # |
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# as parameter # |
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# `init_env` is called to initialize the K8s # |
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# cluster for juju. If this initialization fails, # |
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# it can be called again by LCM with the param # |
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# reuse_cluster_uuid, e.g. to try to fix it. # |
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################################################### |
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|
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# This is a new cluster, so bootstrap it |
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|
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cluster_uuid = reuse_cluster_uuid or str(uuid.uuid4()) |
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|
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# Is a local k8s cluster? |
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localk8s = self.is_local_k8s(k8s_creds) |
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|
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# If the k8s is external, the juju controller needs a loadbalancer |
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loadbalancer = False if localk8s else True |
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|
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# Name the new k8s cloud |
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k8s_cloud = "k8s-{}".format(cluster_uuid) |
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self.log.debug("Adding k8s cloud {}".format(k8s_cloud)) |
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await self.add_k8s(k8s_cloud, k8s_creds) |
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|
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# Bootstrap Juju controller |
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self.log.debug("Bootstrapping...") |
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await self.bootstrap(k8s_cloud, cluster_uuid, loadbalancer) |
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self.log.debug("Bootstrap done.") |
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|
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# Get the controller information |
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# Parse ~/.local/share/juju/controllers.yaml |
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# controllers.testing.api-endpoints|ca-cert|uuid |
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self.log.debug("Getting controller endpoints") |
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with open(os.path.expanduser("~/.local/share/juju/controllers.yaml")) as f: |
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controllers = yaml.load(f, Loader=yaml.Loader) |
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controller = controllers["controllers"][cluster_uuid] |
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endpoints = controller["api-endpoints"] |
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juju_endpoint = endpoints[0] |
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juju_ca_cert = controller["ca-cert"] |
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# Parse ~/.local/share/juju/accounts |
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# controllers.testing.user|password |
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self.log.debug("Getting accounts") |
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with open(os.path.expanduser("~/.local/share/juju/accounts.yaml")) as f: |
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controllers = yaml.load(f, Loader=yaml.Loader) |
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controller = controllers["controllers"][cluster_uuid] |
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juju_user = controller["user"] |
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juju_secret = controller["password"] |
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config = { |
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"endpoint": juju_endpoint, |
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"username": juju_user, |
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"secret": juju_secret, |
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"cacert": juju_ca_cert, |
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"loadbalancer": loadbalancer, |
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} |
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# Store the cluster configuration so it |
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# can be used for subsequent calls |
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self.log.debug("Setting config") |
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await self.set_config(cluster_uuid, config) |
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|
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# Test connection |
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controller = await self.get_controller(cluster_uuid) |
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await controller.disconnect() |
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# TODO: Remove these commented lines |
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# raise Exception("EOL") |
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# self.juju_public_key = None |
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# Login to the k8s cluster |
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# if not self.authenticated: |
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# await self.login(cluster_uuid) |
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|
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# We're creating a new cluster |
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# print("Getting model {}".format(self.get_namespace(cluster_uuid), |
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# cluster_uuid=cluster_uuid)) |
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# model = await self.get_model( |
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# self.get_namespace(cluster_uuid), |
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# cluster_uuid=cluster_uuid |
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# ) |
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# Disconnect from the model |
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# if model and model.is_connected(): |
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# await model.disconnect() |
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return cluster_uuid, True |
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|
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"""Repo Management""" |
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async def repo_add( |
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self, name: str, url: str, _type: str = "charm", |
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): |
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raise MethodNotImplemented() |
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async def repo_list(self): |
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raise MethodNotImplemented() |
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async def repo_remove( |
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self, name: str, |
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): |
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raise MethodNotImplemented() |
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async def synchronize_repos(self, cluster_uuid: str, name: str): |
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""" |
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Returns None as currently add_repo is not implemented |
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""" |
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return None |
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|
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"""Reset""" |
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|
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async def reset( |
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self, cluster_uuid: str, force: bool = False, uninstall_sw: bool = False |
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) -> bool: |
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"""Reset a cluster |
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Resets the Kubernetes cluster by removing the model that represents it. |
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:param cluster_uuid str: The UUID of the cluster to reset |
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:return: Returns True if successful or raises an exception. |
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""" |
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try: |
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# Remove k8scluster from database |
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self.log.debug("[reset] Removing k8scluster from juju database") |
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juju_db = self.db.get_one("admin", {"_id": "juju"}) |
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for k in juju_db["k8sclusters"]: |
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if k["_id"] == cluster_uuid: |
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juju_db["k8sclusters"].remove(k) |
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self.db.set_one( |
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table="admin", |
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q_filter={"_id": "juju"}, |
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update_dict={"k8sclusters": juju_db["k8sclusters"]}, |
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) |
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break |
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|
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# Destroy the controller (via CLI) |
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self.log.debug("[reset] Destroying controller") |
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await self.destroy_controller(cluster_uuid) |
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self.log.debug("[reset] Removing k8s cloud") |
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k8s_cloud = "k8s-{}".format(cluster_uuid) |
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await self.remove_cloud(k8s_cloud) |
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except Exception as ex: |
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self.log.debug("Caught exception during reset: {}".format(ex)) |
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return True |
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# TODO: Remove these commented lines |
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# if not self.authenticated: |
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# await self.login(cluster_uuid) |
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|
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# if self.controller.is_connected(): |
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# # Destroy the model |
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# namespace = self.get_namespace(cluster_uuid) |
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# if await self.has_model(namespace): |
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# self.log.debug("[reset] Destroying model") |
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# await self.controller.destroy_model(namespace, destroy_storage=True) |
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|
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# # Disconnect from the controller |
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# self.log.debug("[reset] Disconnecting controller") |
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# await self.logout() |
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|
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"""Deployment""" |
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|
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async def install( |
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self, |
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cluster_uuid: str, |
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kdu_model: str, |
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atomic: bool = True, |
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timeout: float = 300, |
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params: dict = None, |
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db_dict: dict = None, |
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kdu_name: str = None, |
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namespace: str = None, |
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) -> bool: |
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"""Install a bundle |
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|
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:param cluster_uuid str: The UUID of the cluster to install to |
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:param kdu_model str: The name or path of a bundle to install |
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:param atomic bool: If set, waits until the model is active and resets |
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the cluster on failure. |
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:param timeout int: The time, in seconds, to wait for the install |
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to finish |
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:param params dict: Key-value pairs of instantiation parameters |
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:param kdu_name: Name of the KDU instance to be installed |
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:param namespace: K8s namespace to use for the KDU instance |
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|
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:return: If successful, returns ? |
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""" |
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|
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controller = await self.get_controller(cluster_uuid) |
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|
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## |
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# Get or create the model, based on the NS |
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# uuid. |
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if kdu_name: |
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kdu_instance = "{}-{}".format(kdu_name, db_dict["filter"]["_id"]) |
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else: |
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kdu_instance = db_dict["filter"]["_id"] |
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self.log.debug("Checking for model named {}".format(kdu_instance)) |
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try: |
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if self.on_update_db: |
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await self.on_update_db(cluster_uuid, kdu_instance, filter=db_dict["filter"]) |
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except Exception as e: |
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self.log.debug("Error in updating vca status {}".format(str(e))) |
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|
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# Create the new model |
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self.log.debug("Adding model: {}".format(kdu_instance)) |
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model = await self.add_model( |
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kdu_instance, cluster_uuid=cluster_uuid, controller=controller |
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) |
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|
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if model: |
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# TODO: Instantiation parameters |
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|
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""" |
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"Juju bundle that models the KDU, in any of the following ways: |
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- <juju-repo>/<juju-bundle> |
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- <juju-bundle folder under k8s_models folder in the package> |
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- <juju-bundle tgz file (w/ or w/o extension) under k8s_models folder |
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in the package> |
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- <URL_where_to_fetch_juju_bundle> |
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""" |
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try: |
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previous_workdir = os.getcwd() |
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except FileNotFoundError: |
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previous_workdir = "/app/storage" |
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|
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bundle = kdu_model |
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if kdu_model.startswith("cs:"): |
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bundle = kdu_model |
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elif kdu_model.startswith("http"): |
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# Download the file |
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pass |
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else: |
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new_workdir = kdu_model.strip(kdu_model.split("/")[-1]) |
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|
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os.chdir(new_workdir) |
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|
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bundle = "local:{}".format(kdu_model) |
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|
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if not bundle: |
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# Raise named exception that the bundle could not be found |
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raise Exception() |
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|
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self.log.debug("[install] deploying {}".format(bundle)) |
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await model.deploy(bundle) |
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|
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# Get the application |
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if atomic: |
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# applications = model.applications |
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self.log.debug("[install] Applications: {}".format(model.applications)) |
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for name in model.applications: |
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self.log.debug("[install] Waiting for {} to settle".format(name)) |
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application = model.applications[name] |
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try: |
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# It's not enough to wait for all units to be active; |
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# the application status needs to be active as well. |
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self.log.debug("Waiting for all units to be active...") |
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await model.block_until( |
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lambda: all( |
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unit.agent_status == "idle" |
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and application.status in ["active", "unknown"] |
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and unit.workload_status in ["active", "unknown"] |
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for unit in application.units |
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), |
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timeout=timeout, |
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) |
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self.log.debug("All units active.") |
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|
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# TODO use asyncio.TimeoutError |
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except concurrent.futures._base.TimeoutError: |
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os.chdir(previous_workdir) |
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self.log.debug("[install] Timeout exceeded; resetting cluster") |
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await self.reset(cluster_uuid) |
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return False |
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|
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# Wait for the application to be active |
402 |
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if model.is_connected(): |
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self.log.debug("[install] Disconnecting model") |
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await model.disconnect() |
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await controller.disconnect() |
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os.chdir(previous_workdir) |
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if self.on_update_db: |
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await self.on_update_db(cluster_uuid, kdu_instance, filter=db_dict["filter"]) |
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return kdu_instance |
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raise Exception("Unable to install") |
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|
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async def instances_list(self, cluster_uuid: str) -> list: |
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""" |
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returns a list of deployed releases in a cluster |
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|
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:param cluster_uuid: the cluster |
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:return: |
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""" |
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return [] |
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|
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async def upgrade( |
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self, |
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cluster_uuid: str, |
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kdu_instance: str, |
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kdu_model: str = None, |
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params: dict = None, |
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) -> str: |
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"""Upgrade a model |
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|
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:param cluster_uuid str: The UUID of the cluster to upgrade |
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:param kdu_instance str: The unique name of the KDU instance |
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:param kdu_model str: The name or path of the bundle to upgrade to |
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:param params dict: Key-value pairs of instantiation parameters |
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|
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:return: If successful, reference to the new revision number of the |
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KDU instance. |
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""" |
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|
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# TODO: Loop through the bundle and upgrade each charm individually |
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|
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""" |
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The API doesn't have a concept of bundle upgrades, because there are |
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many possible changes: charm revision, disk, number of units, etc. |
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|
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As such, we are only supporting a limited subset of upgrades. We'll |
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upgrade the charm revision but leave storage and scale untouched. |
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|
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Scale changes should happen through OSM constructs, and changes to |
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storage would require a redeployment of the service, at least in this |
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initial release. |
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""" |
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raise MethodNotImplemented() |
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# TODO: Remove these commented lines |
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|
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# model = await self.get_model(namespace, cluster_uuid=cluster_uuid) |
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|
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# model = None |
458 |
|
# namespace = self.get_namespace(cluster_uuid) |
459 |
|
# controller = await self.get_controller(cluster_uuid) |
460 |
|
|
461 |
|
# try: |
462 |
|
# if namespace not in await controller.list_models(): |
463 |
|
# raise N2VCNotFound(message="Model {} does not exist".format(namespace)) |
464 |
|
|
465 |
|
# model = await controller.get_model(namespace) |
466 |
|
# with open(kdu_model, "r") as f: |
467 |
|
# bundle = yaml.safe_load(f) |
468 |
|
|
469 |
|
# """ |
470 |
|
# { |
471 |
|
# 'description': 'Test bundle', |
472 |
|
# 'bundle': 'kubernetes', |
473 |
|
# 'applications': { |
474 |
|
# 'mariadb-k8s': { |
475 |
|
# 'charm': 'cs:~charmed-osm/mariadb-k8s-20', |
476 |
|
# 'scale': 1, |
477 |
|
# 'options': { |
478 |
|
# 'password': 'manopw', |
479 |
|
# 'root_password': 'osm4u', |
480 |
|
# 'user': 'mano' |
481 |
|
# }, |
482 |
|
# 'series': 'kubernetes' |
483 |
|
# } |
484 |
|
# } |
485 |
|
# } |
486 |
|
# """ |
487 |
|
# # TODO: This should be returned in an agreed-upon format |
488 |
|
# for name in bundle["applications"]: |
489 |
|
# self.log.debug(model.applications) |
490 |
|
# application = model.applications[name] |
491 |
|
# self.log.debug(application) |
492 |
|
|
493 |
|
# path = bundle["applications"][name]["charm"] |
494 |
|
|
495 |
|
# try: |
496 |
|
# await application.upgrade_charm(switch=path) |
497 |
|
# except juju.errors.JujuError as ex: |
498 |
|
# if "already running charm" in str(ex): |
499 |
|
# # We're already running this version |
500 |
|
# pass |
501 |
|
# finally: |
502 |
|
# if model: |
503 |
|
# await model.disconnect() |
504 |
|
# await controller.disconnect() |
505 |
|
# return True |
506 |
|
|
507 |
|
"""Rollback""" |
508 |
|
|
509 |
0 |
async def rollback( |
510 |
|
self, cluster_uuid: str, kdu_instance: str, revision: int = 0, |
511 |
|
) -> str: |
512 |
|
"""Rollback a model |
513 |
|
|
514 |
|
:param cluster_uuid str: The UUID of the cluster to rollback |
515 |
|
:param kdu_instance str: The unique name of the KDU instance |
516 |
|
:param revision int: The revision to revert to. If omitted, rolls back |
517 |
|
the previous upgrade. |
518 |
|
|
519 |
|
:return: If successful, returns the revision of active KDU instance, |
520 |
|
or raises an exception |
521 |
|
""" |
522 |
0 |
raise MethodNotImplemented() |
523 |
|
|
524 |
|
"""Deletion""" |
525 |
|
|
526 |
0 |
async def uninstall(self, cluster_uuid: str, kdu_instance: str) -> bool: |
527 |
|
"""Uninstall a KDU instance |
528 |
|
|
529 |
|
:param cluster_uuid str: The UUID of the cluster |
530 |
|
:param kdu_instance str: The unique name of the KDU instance |
531 |
|
|
532 |
|
:return: Returns True if successful, or raises an exception |
533 |
|
""" |
534 |
|
|
535 |
0 |
controller = await self.get_controller(cluster_uuid) |
536 |
|
|
537 |
0 |
self.log.debug("[uninstall] Destroying model") |
538 |
|
|
539 |
0 |
await controller.destroy_models(kdu_instance) |
540 |
|
|
541 |
0 |
self.log.debug("[uninstall] Model destroyed and disconnecting") |
542 |
0 |
await controller.disconnect() |
543 |
|
|
544 |
0 |
return True |
545 |
|
# TODO: Remove these commented lines |
546 |
|
# if not self.authenticated: |
547 |
|
# self.log.debug("[uninstall] Connecting to controller") |
548 |
|
# await self.login(cluster_uuid) |
549 |
|
|
550 |
0 |
async def exec_primitive( |
551 |
|
self, |
552 |
|
cluster_uuid: str = None, |
553 |
|
kdu_instance: str = None, |
554 |
|
primitive_name: str = None, |
555 |
|
timeout: float = 300, |
556 |
|
params: dict = None, |
557 |
|
db_dict: dict = None, |
558 |
|
) -> str: |
559 |
|
"""Exec primitive (Juju action) |
560 |
|
|
561 |
|
:param cluster_uuid str: The UUID of the cluster |
562 |
|
:param kdu_instance str: The unique name of the KDU instance |
563 |
|
:param primitive_name: Name of action that will be executed |
564 |
|
:param timeout: Timeout for action execution |
565 |
|
:param params: Dictionary of all the parameters needed for the action |
566 |
|
:db_dict: Dictionary for any additional data |
567 |
|
|
568 |
|
:return: Returns the output of the action |
569 |
|
""" |
570 |
|
|
571 |
0 |
controller = await self.get_controller(cluster_uuid) |
572 |
|
|
573 |
0 |
if not params or "application-name" not in params: |
574 |
0 |
raise K8sException( |
575 |
|
"Missing application-name argument, \ |
576 |
|
argument needed for K8s actions" |
577 |
|
) |
578 |
0 |
try: |
579 |
0 |
self.log.debug( |
580 |
|
"[exec_primitive] Getting model " |
581 |
|
"kdu_instance: {}".format(kdu_instance) |
582 |
|
) |
583 |
|
|
584 |
0 |
model = await self.get_model(kdu_instance, controller=controller) |
585 |
|
|
586 |
0 |
application_name = params["application-name"] |
587 |
0 |
application = model.applications[application_name] |
588 |
|
|
589 |
0 |
actions = await application.get_actions() |
590 |
0 |
if primitive_name not in actions: |
591 |
0 |
raise K8sException("Primitive {} not found".format(primitive_name)) |
592 |
|
|
593 |
0 |
unit = None |
594 |
0 |
for u in application.units: |
595 |
0 |
if await u.is_leader_from_status(): |
596 |
0 |
unit = u |
597 |
0 |
break |
598 |
|
|
599 |
0 |
if unit is None: |
600 |
0 |
raise K8sException("No leader unit found to execute action") |
601 |
|
|
602 |
0 |
self.log.debug("[exec_primitive] Running action: {}".format(primitive_name)) |
603 |
0 |
action = await unit.run_action(primitive_name, **params) |
604 |
|
|
605 |
0 |
output = await model.get_action_output(action_uuid=action.entity_id) |
606 |
0 |
status = await model.get_action_status(uuid_or_prefix=action.entity_id) |
607 |
|
|
608 |
0 |
status = ( |
609 |
|
status[action.entity_id] if action.entity_id in status else "failed" |
610 |
|
) |
611 |
|
|
612 |
0 |
if status != "completed": |
613 |
0 |
raise K8sException( |
614 |
|
"status: {}, output: {}".format(status, output) |
615 |
|
) |
616 |
0 |
if self.on_update_db: |
617 |
0 |
await self.on_update_db(cluster_uuid, kdu_instance, filter=db_dict["filter"]) |
618 |
|
|
619 |
0 |
return output |
620 |
|
|
621 |
0 |
except Exception as e: |
622 |
0 |
error_msg = "Error executing primitive {}: {}".format(primitive_name, e) |
623 |
0 |
self.log.error(error_msg) |
624 |
0 |
raise K8sException(message=error_msg) |
625 |
|
finally: |
626 |
0 |
await controller.disconnect() |
627 |
|
# TODO: Remove these commented lines: |
628 |
|
# if not self.authenticated: |
629 |
|
# self.log.debug("[exec_primitive] Connecting to controller") |
630 |
|
# await self.login(cluster_uuid) |
631 |
|
|
632 |
|
"""Introspection""" |
633 |
|
|
634 |
0 |
async def inspect_kdu(self, kdu_model: str,) -> dict: |
635 |
|
"""Inspect a KDU |
636 |
|
|
637 |
|
Inspects a bundle and returns a dictionary of config parameters and |
638 |
|
their default values. |
639 |
|
|
640 |
|
:param kdu_model str: The name or path of the bundle to inspect. |
641 |
|
|
642 |
|
:return: If successful, returns a dictionary of available parameters |
643 |
|
and their default values. |
644 |
|
""" |
645 |
|
|
646 |
0 |
kdu = {} |
647 |
0 |
with open(kdu_model, "r") as f: |
648 |
0 |
bundle = yaml.safe_load(f) |
649 |
|
|
650 |
|
""" |
651 |
|
{ |
652 |
|
'description': 'Test bundle', |
653 |
|
'bundle': 'kubernetes', |
654 |
|
'applications': { |
655 |
|
'mariadb-k8s': { |
656 |
|
'charm': 'cs:~charmed-osm/mariadb-k8s-20', |
657 |
|
'scale': 1, |
658 |
|
'options': { |
659 |
|
'password': 'manopw', |
660 |
|
'root_password': 'osm4u', |
661 |
|
'user': 'mano' |
662 |
|
}, |
663 |
|
'series': 'kubernetes' |
664 |
|
} |
665 |
|
} |
666 |
|
} |
667 |
|
""" |
668 |
|
# TODO: This should be returned in an agreed-upon format |
669 |
0 |
kdu = bundle["applications"] |
670 |
|
|
671 |
0 |
return kdu |
672 |
|
|
673 |
0 |
async def help_kdu(self, kdu_model: str,) -> str: |
674 |
|
"""View the README |
675 |
|
|
676 |
|
If available, returns the README of the bundle. |
677 |
|
|
678 |
|
:param kdu_model str: The name or path of a bundle |
679 |
|
|
680 |
|
:return: If found, returns the contents of the README. |
681 |
|
""" |
682 |
0 |
readme = None |
683 |
|
|
684 |
0 |
files = ["README", "README.txt", "README.md"] |
685 |
0 |
path = os.path.dirname(kdu_model) |
686 |
0 |
for file in os.listdir(path): |
687 |
0 |
if file in files: |
688 |
0 |
with open(file, "r") as f: |
689 |
0 |
readme = f.read() |
690 |
0 |
break |
691 |
|
|
692 |
0 |
return readme |
693 |
|
|
694 |
0 |
async def status_kdu( |
695 |
|
self, |
696 |
|
cluster_uuid: str, |
697 |
|
kdu_instance: str, |
698 |
|
complete_status: bool = False, |
699 |
|
yaml_format: bool = False |
700 |
|
) -> dict: |
701 |
|
"""Get the status of the KDU |
702 |
|
|
703 |
|
Get the current status of the KDU instance. |
704 |
|
|
705 |
|
:param cluster_uuid str: The UUID of the cluster |
706 |
|
:param kdu_instance str: The unique id of the KDU instance |
707 |
|
:param complete_status: To get the complete_status of the KDU |
708 |
|
:param yaml_format: To get the status in proper format for NSR record |
709 |
|
|
710 |
|
:return: Returns a dictionary containing namespace, state, resources, |
711 |
|
and deployment_time and returns complete_status if complete_status is True |
712 |
|
""" |
713 |
0 |
status = {} |
714 |
0 |
controller = await self.get_controller(cluster_uuid) |
715 |
0 |
try: |
716 |
0 |
model = await self.get_model(kdu_instance, controller=controller) |
717 |
0 |
model_status = await model.get_status() |
718 |
0 |
status = model_status.applications |
719 |
|
|
720 |
0 |
if not complete_status: |
721 |
0 |
for name in model_status.applications: |
722 |
0 |
application = model_status.applications[name] |
723 |
0 |
status[name] = {"status": application["status"]["status"]} |
724 |
|
else: |
725 |
0 |
if yaml_format: |
726 |
0 |
return obj_to_yaml(model_status) |
727 |
|
else: |
728 |
0 |
return obj_to_dict(model_status) |
729 |
0 |
except Exception as e: |
730 |
0 |
self.log.debug("Error in getting model_status for kdu_instance: {}. Error: {}" |
731 |
|
.format(kdu_instance, str(e))) |
732 |
|
finally: |
733 |
0 |
if model: |
734 |
0 |
await model.disconnect() |
735 |
0 |
await controller.disconnect() |
736 |
0 |
return status |
737 |
|
|
738 |
0 |
async def get_application_actions( |
739 |
|
self, |
740 |
|
application_name: str, |
741 |
|
model_name: str, |
742 |
|
cluster_uuid: str, |
743 |
|
kdu_instance: str |
744 |
|
) -> dict: |
745 |
|
""" |
746 |
|
Get available actions for an application |
747 |
|
|
748 |
|
:param application_name str: Application name |
749 |
|
:model_name str: Model name |
750 |
|
:param cluster_uuid str: The UUID of the cluster |
751 |
|
:param kdu_instance str: The unique id of the KDU instance |
752 |
|
|
753 |
|
:return: Returns a dictionary which has action list of the Application |
754 |
|
""" |
755 |
0 |
model = None |
756 |
0 |
application_actions = {} |
757 |
0 |
controller = await self.get_controller(cluster_uuid) |
758 |
0 |
try: |
759 |
0 |
model = await self.get_model(kdu_instance, controller=controller) |
760 |
0 |
application = model.applications[application_name] |
761 |
0 |
application_actions = await application.get_actions() |
762 |
0 |
except Exception as e: |
763 |
0 |
raise JujuError("Error in getting actions for application: {} in model: {}. Error: {}" |
764 |
|
.format(application_name, model_name, str(e))) |
765 |
|
finally: |
766 |
0 |
if model: |
767 |
0 |
await model.disconnect() |
768 |
0 |
await controller.disconnect() |
769 |
|
|
770 |
0 |
return application_actions |
771 |
|
|
772 |
0 |
async def get_application_configs( |
773 |
|
self, |
774 |
|
application_name: str, |
775 |
|
model_name: str, |
776 |
|
cluster_uuid: str, |
777 |
|
kdu_instance: str |
778 |
|
) -> dict: |
779 |
|
""" |
780 |
|
Get available configs for an application. |
781 |
|
|
782 |
|
:param application_name str: Application name |
783 |
|
:model_name str: Model name |
784 |
|
:param cluster_uuid str: The UUID of the cluster |
785 |
|
:param kdu_instance str: The unique id of the KDU instance |
786 |
|
|
787 |
|
:return: Returns a dictionary which has config list of the Application |
788 |
|
""" |
789 |
0 |
model = None |
790 |
0 |
application_configs = {} |
791 |
0 |
controller = await self.get_controller(cluster_uuid) |
792 |
0 |
try: |
793 |
0 |
model = await self.get_model(kdu_instance, controller=controller) |
794 |
0 |
application = model.applications[application_name] |
795 |
0 |
application_configs = await application.get_config() |
796 |
0 |
except Exception as e: |
797 |
0 |
raise JujuError("Error in getting configs for application: {} in model: {}. Error: {}" |
798 |
|
.format(application_name, model_name, str(e))) |
799 |
|
finally: |
800 |
0 |
if model: |
801 |
0 |
await model.disconnect() |
802 |
0 |
await controller.disconnect() |
803 |
0 |
return application_configs |
804 |
|
|
805 |
0 |
async def get_executed_actions( |
806 |
|
self, |
807 |
|
model_name: str, |
808 |
|
cluster_uuid: str, |
809 |
|
kdu_instance: str |
810 |
|
) -> list: |
811 |
|
""" |
812 |
|
Get executed/history of actions for a model. |
813 |
|
:model_name str: Model name |
814 |
|
:param cluster_uuid str: The UUID of the cluster |
815 |
|
:param kdu_instance str: The unique id of the KDU instance |
816 |
|
|
817 |
|
:return: List of executed actions for a model. |
818 |
|
""" |
819 |
0 |
model = None |
820 |
0 |
executed_actions = [] |
821 |
0 |
controller = await self.get_controller(cluster_uuid) |
822 |
0 |
try: |
823 |
0 |
model = await self.get_model(kdu_instance, controller=controller) |
824 |
|
# Get all unique action names |
825 |
0 |
actions = {} |
826 |
0 |
for application in model.applications: |
827 |
0 |
application_actions = await self.get_application_actions(application, model, |
828 |
|
cluster_uuid, kdu_instance) |
829 |
0 |
actions.update(application_actions) |
830 |
|
# Get status of all actions |
831 |
0 |
for application_action in actions: |
832 |
0 |
application_action_status_list = \ |
833 |
|
await model.get_action_status(name=application_action) |
834 |
0 |
for action_id, action_status in application_action_status_list.items(): |
835 |
0 |
executed_action = {"id": action_id, |
836 |
|
"action": application_action, |
837 |
|
"status": action_status} |
838 |
|
# Get action output by id |
839 |
0 |
action_status = await model.get_action_output(executed_action["id"]) |
840 |
0 |
for k, v in action_status.items(): |
841 |
0 |
executed_action[k] = v |
842 |
0 |
executed_actions.append(executed_action) |
843 |
0 |
except Exception as e: |
844 |
0 |
raise JujuError("Error in getting executed actions for model: {}. Error: {}" |
845 |
|
.format(model_name, str(e))) |
846 |
|
finally: |
847 |
0 |
if model: |
848 |
0 |
await model.disconnect() |
849 |
0 |
await controller.disconnect() |
850 |
0 |
return executed_actions |
851 |
|
|
852 |
0 |
async def update_vca_status(self, vcastatus: dict, cluster_uuid: str, kdu_instance: str): |
853 |
|
""" |
854 |
|
Add all configs, actions, executed actions of all applications in a model to vcastatus dict |
855 |
|
|
856 |
|
:param vcastatus dict: dict containing vcastatus |
857 |
|
:param cluster_uuid str: The UUID of the cluster |
858 |
|
:param kdu_instance str: The unique id of the KDU instance |
859 |
|
:return: None |
860 |
|
""" |
861 |
0 |
try: |
862 |
0 |
for model_name in vcastatus: |
863 |
|
# Adding executed actions |
864 |
0 |
vcastatus[model_name]["executedActions"] = \ |
865 |
|
await self.get_executed_actions(model_name, cluster_uuid, kdu_instance) |
866 |
|
|
867 |
0 |
for application in vcastatus[model_name]["applications"]: |
868 |
|
# Adding application actions |
869 |
0 |
vcastatus[model_name]["applications"][application]["actions"] = \ |
870 |
|
await self.get_application_actions(application, model_name, |
871 |
|
cluster_uuid, kdu_instance) |
872 |
|
# Adding application configs |
873 |
0 |
vcastatus[model_name]["applications"][application]["configs"] = \ |
874 |
|
await self.get_application_configs(application, model_name, |
875 |
|
cluster_uuid, kdu_instance) |
876 |
0 |
except Exception as e: |
877 |
0 |
self.log.debug("Error in updating vca status: {}".format(str(e))) |
878 |
|
|
879 |
0 |
async def get_services( |
880 |
|
self, cluster_uuid: str, kdu_instance: str, namespace: str |
881 |
|
) -> list: |
882 |
|
"""Return a list of services of a kdu_instance""" |
883 |
|
|
884 |
0 |
credentials = self.get_credentials(cluster_uuid=cluster_uuid) |
885 |
|
|
886 |
0 |
config_path = "/tmp/{}".format(cluster_uuid) |
887 |
0 |
config_file = "{}/config".format(config_path) |
888 |
|
|
889 |
0 |
if not os.path.exists(config_path): |
890 |
0 |
os.makedirs(config_path) |
891 |
0 |
with open(config_file, "w") as f: |
892 |
0 |
f.write(credentials) |
893 |
|
|
894 |
0 |
kubectl = Kubectl(config_file=config_file) |
895 |
0 |
return kubectl.get_services( |
896 |
|
field_selector="metadata.namespace={}".format(kdu_instance) |
897 |
|
) |
898 |
|
|
899 |
0 |
async def get_service( |
900 |
|
self, cluster_uuid: str, service_name: str, namespace: str |
901 |
|
) -> object: |
902 |
|
"""Return data for a specific service inside a namespace""" |
903 |
|
|
904 |
0 |
credentials = self.get_credentials(cluster_uuid=cluster_uuid) |
905 |
|
|
906 |
0 |
config_path = "/tmp/{}".format(cluster_uuid) |
907 |
0 |
config_file = "{}/config".format(config_path) |
908 |
|
|
909 |
0 |
if not os.path.exists(config_path): |
910 |
0 |
os.makedirs(config_path) |
911 |
0 |
with open(config_file, "w") as f: |
912 |
0 |
f.write(credentials) |
913 |
|
|
914 |
0 |
kubectl = Kubectl(config_file=config_file) |
915 |
|
|
916 |
0 |
return kubectl.get_services( |
917 |
|
field_selector="metadata.name={},metadata.namespace={}".format( |
918 |
|
service_name, namespace |
919 |
|
) |
920 |
|
)[0] |
921 |
|
|
922 |
|
# Private methods |
923 |
0 |
async def add_k8s(self, cloud_name: str, credentials: str,) -> bool: |
924 |
|
"""Add a k8s cloud to Juju |
925 |
|
|
926 |
|
Adds a Kubernetes cloud to Juju, so it can be bootstrapped with a |
927 |
|
Juju Controller. |
928 |
|
|
929 |
|
:param cloud_name str: The name of the cloud to add. |
930 |
|
:param credentials dict: A dictionary representing the output of |
931 |
|
`kubectl config view --raw`. |
932 |
|
|
933 |
|
:returns: True if successful, otherwise raises an exception. |
934 |
|
""" |
935 |
|
|
936 |
0 |
cmd = [self.juju_command, "add-k8s", "--local", cloud_name] |
937 |
0 |
self.log.debug(cmd) |
938 |
|
|
939 |
0 |
process = await asyncio.create_subprocess_exec( |
940 |
|
*cmd, |
941 |
|
stdout=asyncio.subprocess.PIPE, |
942 |
|
stderr=asyncio.subprocess.PIPE, |
943 |
|
stdin=asyncio.subprocess.PIPE, |
944 |
|
) |
945 |
|
|
946 |
|
# Feed the process the credentials |
947 |
0 |
process.stdin.write(credentials.encode("utf-8")) |
948 |
0 |
await process.stdin.drain() |
949 |
0 |
process.stdin.close() |
950 |
|
|
951 |
0 |
_stdout, stderr = await process.communicate() |
952 |
|
|
953 |
0 |
return_code = process.returncode |
954 |
|
|
955 |
0 |
self.log.debug("add-k8s return code: {}".format(return_code)) |
956 |
|
|
957 |
0 |
if return_code > 0: |
958 |
0 |
raise Exception(stderr) |
959 |
|
|
960 |
0 |
return True |
961 |
|
|
962 |
0 |
async def add_model( |
963 |
|
self, model_name: str, cluster_uuid: str, controller: Controller |
964 |
|
) -> Model: |
965 |
|
"""Adds a model to the controller |
966 |
|
|
967 |
|
Adds a new model to the Juju controller |
968 |
|
|
969 |
|
:param model_name str: The name of the model to add. |
970 |
|
:param cluster_uuid str: ID of the cluster. |
971 |
|
:param controller: Controller object in which the model will be added |
972 |
|
:returns: The juju.model.Model object of the new model upon success or |
973 |
|
raises an exception. |
974 |
|
""" |
975 |
|
|
976 |
0 |
self.log.debug( |
977 |
|
"Adding model '{}' to cluster_uuid '{}'".format(model_name, cluster_uuid) |
978 |
|
) |
979 |
0 |
model = None |
980 |
0 |
try: |
981 |
0 |
if self.juju_public_key is not None: |
982 |
0 |
model = await controller.add_model( |
983 |
|
model_name, config={"authorized-keys": self.juju_public_key} |
984 |
|
) |
985 |
|
else: |
986 |
0 |
model = await controller.add_model(model_name) |
987 |
0 |
except Exception as ex: |
988 |
0 |
self.log.debug(ex) |
989 |
0 |
self.log.debug("Caught exception: {}".format(ex)) |
990 |
0 |
pass |
991 |
|
|
992 |
0 |
return model |
993 |
|
|
994 |
0 |
async def bootstrap( |
995 |
|
self, cloud_name: str, cluster_uuid: str, loadbalancer: bool |
996 |
|
) -> bool: |
997 |
|
"""Bootstrap a Kubernetes controller |
998 |
|
|
999 |
|
Bootstrap a Juju controller inside the Kubernetes cluster |
1000 |
|
|
1001 |
|
:param cloud_name str: The name of the cloud. |
1002 |
|
:param cluster_uuid str: The UUID of the cluster to bootstrap. |
1003 |
|
:param loadbalancer bool: If the controller should use loadbalancer or not. |
1004 |
|
:returns: True upon success or raises an exception. |
1005 |
|
""" |
1006 |
|
|
1007 |
0 |
if not loadbalancer: |
1008 |
0 |
cmd = [self.juju_command, "bootstrap", cloud_name, cluster_uuid] |
1009 |
|
else: |
1010 |
|
""" |
1011 |
|
For public clusters, specify that the controller service is using a |
1012 |
|
LoadBalancer. |
1013 |
|
""" |
1014 |
0 |
cmd = [ |
1015 |
|
self.juju_command, |
1016 |
|
"bootstrap", |
1017 |
|
cloud_name, |
1018 |
|
cluster_uuid, |
1019 |
|
"--config", |
1020 |
|
"controller-service-type=loadbalancer", |
1021 |
|
] |
1022 |
|
|
1023 |
0 |
self.log.debug( |
1024 |
|
"Bootstrapping controller {} in cloud {}".format(cluster_uuid, cloud_name) |
1025 |
|
) |
1026 |
|
|
1027 |
0 |
process = await asyncio.create_subprocess_exec( |
1028 |
|
*cmd, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.PIPE, |
1029 |
|
) |
1030 |
|
|
1031 |
0 |
_stdout, stderr = await process.communicate() |
1032 |
|
|
1033 |
0 |
return_code = process.returncode |
1034 |
|
|
1035 |
0 |
if return_code > 0: |
1036 |
|
# |
1037 |
0 |
if b"already exists" not in stderr: |
1038 |
0 |
raise Exception(stderr) |
1039 |
|
|
1040 |
0 |
return True |
1041 |
|
|
1042 |
0 |
async def destroy_controller(self, cluster_uuid: str) -> bool: |
1043 |
|
"""Destroy a Kubernetes controller |
1044 |
|
|
1045 |
|
Destroy an existing Kubernetes controller. |
1046 |
|
|
1047 |
|
:param cluster_uuid str: The UUID of the cluster to bootstrap. |
1048 |
|
:returns: True upon success or raises an exception. |
1049 |
|
""" |
1050 |
0 |
cmd = [ |
1051 |
|
self.juju_command, |
1052 |
|
"destroy-controller", |
1053 |
|
"--destroy-all-models", |
1054 |
|
"--destroy-storage", |
1055 |
|
"-y", |
1056 |
|
cluster_uuid, |
1057 |
|
] |
1058 |
|
|
1059 |
0 |
process = await asyncio.create_subprocess_exec( |
1060 |
|
*cmd, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.PIPE, |
1061 |
|
) |
1062 |
|
|
1063 |
0 |
_stdout, stderr = await process.communicate() |
1064 |
|
|
1065 |
0 |
return_code = process.returncode |
1066 |
|
|
1067 |
0 |
if return_code > 0: |
1068 |
|
# |
1069 |
0 |
if "already exists" not in stderr: |
1070 |
0 |
raise Exception(stderr) |
1071 |
|
|
1072 |
0 |
def get_credentials(self, cluster_uuid: str) -> str: |
1073 |
|
""" |
1074 |
|
Get Cluster Kubeconfig |
1075 |
|
""" |
1076 |
0 |
k8scluster = self.db.get_one( |
1077 |
|
"k8sclusters", q_filter={"_id": cluster_uuid}, fail_on_empty=False |
1078 |
|
) |
1079 |
|
|
1080 |
0 |
self.db.encrypt_decrypt_fields( |
1081 |
|
k8scluster.get("credentials"), |
1082 |
|
"decrypt", |
1083 |
|
["password", "secret"], |
1084 |
|
schema_version=k8scluster["schema_version"], |
1085 |
|
salt=k8scluster["_id"], |
1086 |
|
) |
1087 |
|
|
1088 |
0 |
return yaml.safe_dump(k8scluster.get("credentials")) |
1089 |
|
|
1090 |
0 |
def get_config(self, cluster_uuid: str,) -> dict: |
1091 |
|
"""Get the cluster configuration |
1092 |
|
|
1093 |
|
Gets the configuration of the cluster |
1094 |
|
|
1095 |
|
:param cluster_uuid str: The UUID of the cluster. |
1096 |
|
:return: A dict upon success, or raises an exception. |
1097 |
|
""" |
1098 |
|
|
1099 |
0 |
juju_db = self.db.get_one("admin", {"_id": "juju"}) |
1100 |
0 |
config = None |
1101 |
0 |
for k in juju_db["k8sclusters"]: |
1102 |
0 |
if k["_id"] == cluster_uuid: |
1103 |
0 |
config = k["config"] |
1104 |
0 |
self.db.encrypt_decrypt_fields( |
1105 |
|
config, |
1106 |
|
"decrypt", |
1107 |
|
["secret", "cacert"], |
1108 |
|
schema_version="1.1", |
1109 |
|
salt=k["_id"], |
1110 |
|
) |
1111 |
0 |
break |
1112 |
0 |
if not config: |
1113 |
0 |
raise Exception( |
1114 |
|
"Unable to locate configuration for cluster {}".format(cluster_uuid) |
1115 |
|
) |
1116 |
0 |
return config |
1117 |
|
|
1118 |
0 |
async def get_model(self, model_name: str, controller: Controller) -> Model: |
1119 |
|
"""Get a model from the Juju Controller. |
1120 |
|
|
1121 |
|
Note: Model objects returned must call disconnected() before it goes |
1122 |
|
out of scope. |
1123 |
|
|
1124 |
|
:param model_name str: The name of the model to get |
1125 |
|
:param controller Controller: Controller object |
1126 |
|
:return The juju.model.Model object if found, or None. |
1127 |
|
""" |
1128 |
|
|
1129 |
0 |
models = await controller.list_models() |
1130 |
0 |
if model_name not in models: |
1131 |
0 |
raise N2VCNotFound("Model {} not found".format(model_name)) |
1132 |
0 |
self.log.debug("Found model: {}".format(model_name)) |
1133 |
0 |
return await controller.get_model(model_name) |
1134 |
|
|
1135 |
0 |
def get_namespace(self, cluster_uuid: str,) -> str: |
1136 |
|
"""Get the namespace UUID |
1137 |
|
Gets the namespace's unique name |
1138 |
|
|
1139 |
|
:param cluster_uuid str: The UUID of the cluster |
1140 |
|
:returns: The namespace UUID, or raises an exception |
1141 |
|
""" |
1142 |
0 |
config = self.get_config(cluster_uuid) |
1143 |
|
|
1144 |
|
# Make sure the name is in the config |
1145 |
0 |
if "namespace" not in config: |
1146 |
0 |
raise Exception("Namespace not found.") |
1147 |
|
|
1148 |
|
# TODO: We want to make sure this is unique to the cluster, in case |
1149 |
|
# the cluster is being reused. |
1150 |
|
# Consider pre/appending the cluster id to the namespace string |
1151 |
0 |
return config["namespace"] |
1152 |
|
|
1153 |
|
# TODO: Remove these lines of code |
1154 |
|
# async def has_model(self, model_name: str) -> bool: |
1155 |
|
# """Check if a model exists in the controller |
1156 |
|
|
1157 |
|
# Checks to see if a model exists in the connected Juju controller. |
1158 |
|
|
1159 |
|
# :param model_name str: The name of the model |
1160 |
|
# :return: A boolean indicating if the model exists |
1161 |
|
# """ |
1162 |
|
# models = await self.controller.list_models() |
1163 |
|
|
1164 |
|
# if model_name in models: |
1165 |
|
# return True |
1166 |
|
# return False |
1167 |
|
|
1168 |
0 |
def is_local_k8s(self, credentials: str,) -> bool: |
1169 |
|
"""Check if a cluster is local |
1170 |
|
|
1171 |
|
Checks if a cluster is running in the local host |
1172 |
|
|
1173 |
|
:param credentials dict: A dictionary containing the k8s credentials |
1174 |
|
:returns: A boolean if the cluster is running locally |
1175 |
|
""" |
1176 |
|
|
1177 |
0 |
creds = yaml.safe_load(credentials) |
1178 |
|
|
1179 |
0 |
if creds and os.getenv("OSMLCM_VCA_APIPROXY"): |
1180 |
0 |
for cluster in creds["clusters"]: |
1181 |
0 |
if "server" in cluster["cluster"]: |
1182 |
0 |
if os.getenv("OSMLCM_VCA_APIPROXY") in cluster["cluster"]["server"]: |
1183 |
0 |
return True |
1184 |
|
|
1185 |
0 |
return False |
1186 |
|
|
1187 |
0 |
async def get_controller(self, cluster_uuid): |
1188 |
|
"""Login to the Juju controller.""" |
1189 |
|
|
1190 |
0 |
config = self.get_config(cluster_uuid) |
1191 |
|
|
1192 |
0 |
juju_endpoint = config["endpoint"] |
1193 |
0 |
juju_user = config["username"] |
1194 |
0 |
juju_secret = config["secret"] |
1195 |
0 |
juju_ca_cert = config["cacert"] |
1196 |
|
|
1197 |
0 |
controller = Controller() |
1198 |
|
|
1199 |
0 |
if juju_secret: |
1200 |
0 |
self.log.debug( |
1201 |
|
"Connecting to controller... ws://{} as {}".format( |
1202 |
|
juju_endpoint, juju_user, |
1203 |
|
) |
1204 |
|
) |
1205 |
0 |
try: |
1206 |
0 |
await controller.connect( |
1207 |
|
endpoint=juju_endpoint, |
1208 |
|
username=juju_user, |
1209 |
|
password=juju_secret, |
1210 |
|
cacert=juju_ca_cert, |
1211 |
|
) |
1212 |
0 |
self.log.debug("JujuApi: Logged into controller") |
1213 |
0 |
return controller |
1214 |
0 |
except Exception as ex: |
1215 |
0 |
self.log.debug(ex) |
1216 |
0 |
self.log.debug("Caught exception: {}".format(ex)) |
1217 |
|
else: |
1218 |
0 |
self.log.fatal("VCA credentials not configured.") |
1219 |
|
|
1220 |
|
# TODO: Remove these commented lines |
1221 |
|
# self.authenticated = False |
1222 |
|
# if self.authenticated: |
1223 |
|
# return |
1224 |
|
|
1225 |
|
# self.connecting = True |
1226 |
|
# juju_public_key = None |
1227 |
|
# self.authenticated = True |
1228 |
|
# Test: Make sure we have the credentials loaded |
1229 |
|
# async def logout(self): |
1230 |
|
# """Logout of the Juju controller.""" |
1231 |
|
# self.log.debug("[logout]") |
1232 |
|
# if not self.authenticated: |
1233 |
|
# return False |
1234 |
|
|
1235 |
|
# for model in self.models: |
1236 |
|
# self.log.debug("Logging out of model {}".format(model)) |
1237 |
|
# await self.models[model].disconnect() |
1238 |
|
|
1239 |
|
# if self.controller: |
1240 |
|
# self.log.debug("Disconnecting controller {}".format(self.controller)) |
1241 |
|
# await self.controller.disconnect() |
1242 |
|
# self.controller = None |
1243 |
|
|
1244 |
|
# self.authenticated = False |
1245 |
|
|
1246 |
0 |
async def remove_cloud(self, cloud_name: str,) -> bool: |
1247 |
|
"""Remove a k8s cloud from Juju |
1248 |
|
|
1249 |
|
Removes a Kubernetes cloud from Juju. |
1250 |
|
|
1251 |
|
:param cloud_name str: The name of the cloud to add. |
1252 |
|
|
1253 |
|
:returns: True if successful, otherwise raises an exception. |
1254 |
|
""" |
1255 |
|
|
1256 |
|
# Remove the bootstrapped controller |
1257 |
0 |
cmd = [self.juju_command, "remove-k8s", "--client", cloud_name] |
1258 |
0 |
process = await asyncio.create_subprocess_exec( |
1259 |
|
*cmd, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.PIPE, |
1260 |
|
) |
1261 |
|
|
1262 |
0 |
_stdout, stderr = await process.communicate() |
1263 |
|
|
1264 |
0 |
return_code = process.returncode |
1265 |
|
|
1266 |
0 |
if return_code > 0: |
1267 |
0 |
raise Exception(stderr) |
1268 |
|
|
1269 |
|
# Remove the cloud from the local config |
1270 |
0 |
cmd = [self.juju_command, "remove-cloud", "--client", cloud_name] |
1271 |
0 |
process = await asyncio.create_subprocess_exec( |
1272 |
|
*cmd, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.PIPE, |
1273 |
|
) |
1274 |
|
|
1275 |
0 |
_stdout, stderr = await process.communicate() |
1276 |
|
|
1277 |
0 |
return_code = process.returncode |
1278 |
|
|
1279 |
0 |
if return_code > 0: |
1280 |
0 |
raise Exception(stderr) |
1281 |
|
|
1282 |
0 |
return True |
1283 |
|
|
1284 |
0 |
async def set_config(self, cluster_uuid: str, config: dict,) -> bool: |
1285 |
|
"""Save the cluster configuration |
1286 |
|
|
1287 |
|
Saves the cluster information to the Mongo database |
1288 |
|
|
1289 |
|
:param cluster_uuid str: The UUID of the cluster |
1290 |
|
:param config dict: A dictionary containing the cluster configuration |
1291 |
|
""" |
1292 |
|
|
1293 |
0 |
juju_db = self.db.get_one("admin", {"_id": "juju"}) |
1294 |
|
|
1295 |
0 |
k8sclusters = juju_db["k8sclusters"] if "k8sclusters" in juju_db else [] |
1296 |
0 |
self.db.encrypt_decrypt_fields( |
1297 |
|
config, |
1298 |
|
"encrypt", |
1299 |
|
["secret", "cacert"], |
1300 |
|
schema_version="1.1", |
1301 |
|
salt=cluster_uuid, |
1302 |
|
) |
1303 |
0 |
k8sclusters.append({"_id": cluster_uuid, "config": config}) |
1304 |
0 |
self.db.set_one( |
1305 |
|
table="admin", |
1306 |
|
q_filter={"_id": "juju"}, |
1307 |
|
update_dict={"k8sclusters": k8sclusters}, |
1308 |
|
) |