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#######################################################################################
# Copyright ETSI Contributors and Others.
#
# 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 pyrage import x25519
import yaml
import base64
def gather_age_key(cluster):
pubkey = cluster.get("age_pubkey")
privkey = cluster.get("age_privkey")
# return both public and private key
return pubkey, privkey
def generate_age_key():
ident = x25519.Identity.generate()
# gets the public key
pubkey = ident.to_public()
# gets the private key
privkey = str(ident)
# return both public and private key
return pubkey, privkey
async def create_cluster(self, op_id, op_params, content, bootstrap_only=False):
self.logger.info("Create cluster workflow Enter")
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
db_cluster = content["cluster"]
db_vim_account = content["vim_account"]
# workflow_template = "launcher-create-aks-cluster-and-bootstrap.j2"
workflow_template = "launcher-create-crossplane-cluster-and-bootstrap.j2"
workflow_name = f"create-cluster-{db_cluster['_id']}"
# cluster_name = db_cluster["name"].lower()
cluster_name = db_cluster["git_name"].lower()
# Generate age key
# public_key_new_cluster, private_key_new_cluster = generate_age_key()
# Get age key
public_key_new_cluster, private_key_new_cluster = gather_age_key(db_cluster)
self.logger.debug(f"public_key_new_cluster={public_key_new_cluster}")
self.logger.debug(f"private_key_new_cluster={private_key_new_cluster}")
# Test kubectl connection
self.logger.debug(self._kubectl._get_kubectl_version())
# Create secret with agekey
secret_name = f"secret-age-{cluster_name}"
secret_namespace = "osm-workflows"
secret_key = "agekey"
secret_value = private_key_new_cluster
await self.create_secret(
secret_name,
secret_namespace,
secret_key,
secret_value,
)
# Additional params for the workflow
cluster_kustomization_name = cluster_name
osm_project_name = "osm_admin" # TODO: get project name from content
if bootstrap_only:
cluster_type = ""
providerconfig_name = ""
else:
vim_account_id = db_cluster["vim_account"]
providerconfig_name = f"{vim_account_id}-config"
vim_type = db_vim_account["vim_type"]
if vim_type == "azure":
cluster_type = "aks"
elif vim_type == "aws":
cluster_type = "eks"
elif vim_type == "gcp":
cluster_type = "gke"
else:
raise Exception("Not suitable VIM account to register cluster")
# Render workflow
# workflow_kwargs = {
# "git_fleet_url": f"{self._repo_base_url}/{self._repo_user}/fleet-osm.git",
# "git_sw_catalogs_url": f"{self._repo_base_url}/{self._repo_user}/sw-catalogs-osm.git",
# }
# manifest = self.render_jinja_template(
# workflow_template,
# output_file=None,
# **workflow_kwargs
# )
manifest = self.render_jinja_template(
workflow_template,
output_file=None,
workflow_name=workflow_name,
git_fleet_url=f"{self._repo_base_url}/{self._repo_user}/fleet-osm.git",
git_sw_catalogs_url=f"{self._repo_base_url}/{self._repo_user}/sw-catalogs-osm.git",
cluster_name=cluster_name,
cluster_type=cluster_type,
cluster_kustomization_name=cluster_kustomization_name,
providerconfig_name=providerconfig_name,
public_key_mgmt=self._pubkey,
public_key_new_cluster=public_key_new_cluster,
secret_name_private_key_new_cluster=secret_name,
vm_size=db_cluster["node_size"],
node_count=db_cluster["node_count"],
k8s_version=db_cluster["k8s_version"],
cluster_location=db_cluster["region_name"],
osm_project_name=osm_project_name,
rg_name=db_cluster["resource_group"],
workflow_debug=self._workflow_debug,
workflow_dry_run=self._workflow_dry_run,
)
self.logger.debug(f"Workflow manifest: {manifest}")
# Submit workflow
self._kubectl.create_generic_object(
namespace="osm-workflows",
manifest_dict=yaml.safe_load(manifest),
api_group="argoproj.io",
api_plural="workflows",
api_version="v1alpha1",
)
return workflow_name
# self.logger.info(f"Deleting secret {secret_name} in namespace {secret_namespace} ...")
# self._kubectl.delete_secret(name=secret_name, namespace=secret_namespace)
# self.logger.info("DONE")
# self.logger.info(f"Listing secrets in namespace {secret_namespace} ...")
# secret_list = self._kubectl.get_secrets(secret_namespace)
# # print(secret_list)
# for item in secret_list:
# print(item.metadata.name)
# self.logger.info("DONE")
# self.logger.info(f"Deleting secrets in namespace {secret_namespace} ...")
# for item in secret_list:
# print(f"Deleting {item.metadata.name} ...")
# self._kubectl.delete_secret(
# name=item.metadata.name,
# namespace=secret_namespace,
# )
# self.logger.info("DELETED")
# self.logger.info("DONE")
async def update_cluster(self, op_id, op_params, content):
self.logger.info("Update cluster eks workflow Enter")
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
db_cluster = content["cluster"]
db_vim_account = content["vim_account"]
workflow_template = "launcher-update-crossplane-cluster.j2"
workflow_name = f"delete-cluster-{db_cluster['_id']}"
# cluster_name = db_cluster["name"].lower()
cluster_name = db_cluster["git_name"].lower()
# Get age key
public_key_cluster, private_key_cluster = gather_age_key(db_cluster)
self.logger.debug(f"public_key_new_cluster={public_key_cluster}")
self.logger.debug(f"private_key_new_cluster={private_key_cluster}")
# Create secret with agekey
secret_name = f"secret-age-{cluster_name}"
secret_namespace = "osm-workflows"
secret_key = "agekey"
secret_value = private_key_cluster
await self.create_secret(
secret_name,
secret_namespace,
secret_key,
secret_value,
)
# Additional params for the workflow
cluster_kustomization_name = cluster_name
osm_project_name = "osm_admin" # TODO: get project name from db_cluster
vim_account_id = db_cluster["vim_account"]
providerconfig_name = f"{vim_account_id}-config"
vim_type = db_vim_account["vim_type"]
if vim_type == "azure":
cluster_type = "aks"
elif vim_type == "aws":
cluster_type = "eks"
elif vim_type == "gcp":
cluster_type = "gke"
else:
raise Exception("Not suitable VIM account to update cluster")
# Render workflow
manifest = self.render_jinja_template(
workflow_template,
output_file=None,
workflow_name=workflow_name,
git_fleet_url=f"{self._repo_base_url}/{self._repo_user}/fleet-osm.git",
git_sw_catalogs_url=f"{self._repo_base_url}/{self._repo_user}/sw-catalogs-osm.git",
cluster_name=cluster_name,
cluster_type=cluster_type,
cluster_kustomization_name=cluster_kustomization_name,
providerconfig_name=providerconfig_name,
public_key_mgmt=self._pubkey,
public_key_new_cluster=public_key_cluster,
secret_name_private_key_new_cluster=secret_name,
vm_size=db_cluster["node_size"],
node_count=db_cluster["node_count"],
k8s_version=db_cluster["k8s_version"],
cluster_location=db_cluster["region_name"],
osm_project_name=osm_project_name,
workflow_debug=self._workflow_debug,
workflow_dry_run=self._workflow_dry_run,
)
self.logger.info(manifest)
# Submit workflow
self._kubectl.create_generic_object(
namespace="osm-workflows",
manifest_dict=yaml.safe_load(manifest),
api_group="argoproj.io",
api_plural="workflows",
api_version="v1alpha1",
)
return workflow_name
async def delete_cluster(self, op_id, op_params, content):
self.logger.info("Delete cluster workflow Enter")
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
db_cluster = content["cluster"]
workflow_template = "launcher-delete-cluster.j2"
workflow_name = f"delete-cluster-{db_cluster['_id']}"
# cluster_name = db_cluster["name"].lower()
cluster_name = db_cluster["git_name"].lower()
# Additional params for the workflow
cluster_kustomization_name = cluster_name
osm_project_name = "osm_admin" # TODO: get project name from DB
# Render workflow
manifest = self.render_jinja_template(
workflow_template,
output_file=None,
workflow_name=workflow_name,
git_fleet_url=f"{self._repo_base_url}/{self._repo_user}/fleet-osm.git",
git_sw_catalogs_url=f"{self._repo_base_url}/{self._repo_user}/sw-catalogs-osm.git",
cluster_name=cluster_name,
cluster_kustomization_name=cluster_kustomization_name,
osm_project_name=osm_project_name,
workflow_debug=self._workflow_debug,
workflow_dry_run=self._workflow_dry_run,
)
self.logger.info(manifest)
# Submit workflow
self._kubectl.create_generic_object(
namespace="osm-workflows",
manifest_dict=yaml.safe_load(manifest),
api_group="argoproj.io",
api_plural="workflows",
api_version="v1alpha1",
)
return workflow_name
async def register_cluster(self, op_id, op_params, content):
self.logger.info("Register cluster workflow Enter")
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
db_cluster = content["cluster"]
# cluster_name = db_cluster["name"].lower()
cluster_name = db_cluster["git_name"].lower()
# Create secret with kubeconfig
secret_name = f"kubeconfig-{cluster_name}"
secret_namespace = "managed-resources"
secret_key = "kubeconfig"
secret_value = yaml.safe_dump(
db_cluster["credentials"], indent=4, default_flow_style=False, sort_keys=False
)
await self.create_secret(
secret_name,
secret_namespace,
secret_key,
secret_value,
)
workflow_name = await self.create_cluster(op_id, op_params, content, True)
return workflow_name
async def deregister_cluster(self, op_id, op_params, content):
self.logger.info("Deregister cluster workflow Enter")
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
workflow_name = await self.delete_cluster(op_id, op_params, content)
return workflow_name
async def get_cluster_credentials(self, db_cluster):
"""
returns the kubeconfig file of a K8s cluster in a dictionary
"""
self.logger.info("Get cluster credentials Enter")
self.logger.info(f"Content: {db_cluster}")
secret_name = f"kubeconfig-{db_cluster['git_name'].lower()}"
secret_namespace = "managed-resources"
secret_key = "kubeconfig"
self.logger.info(f"Checking content of secret {secret_name} ...")
try:
returned_secret_data = await self._kubectl.get_secret_content(
name=secret_name,
namespace=secret_namespace,
)
returned_secret_value = base64.b64decode(
returned_secret_data[secret_key]
).decode("utf-8")
return True, yaml.safe_load(returned_secret_value)
except Exception as e:
message = f"Not possible to get the credentials of the cluster. Exception: {e}"
self.logger.critical(message)
return False, message
async def check_create_cluster(self, op_id, op_params, content):
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
return True, "OK"
async def check_update_cluster(self, op_id, op_params, content):
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
return True, "OK"
async def check_delete_cluster(self, op_id, op_params, content):
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
return True, "OK"
async def check_register_cluster(self, op_id, op_params, content):
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
return True, "OK"
async def check_deregister_cluster(self, op_id, op_params, content):
self.logger.info(f"Operation {op_id}. Params: {op_params}. Content: {content}")
return True, "OK"