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# ============LICENSE_START=======================================================
# org.onap.dcae
# ================================================================================
# Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
# ================================================================================
# 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.
# ============LICENSE_END=========================================================
#
# ECOMP is a trademark and service mark of AT&T Intellectual Property.
import copy
from cloudify import ctx
from cloudify.exceptions import NonRecoverableError, RecoverableError
from k8splugin import discovery as dis
from k8splugin import utils
from k8splugin.exceptions import (DockerPluginDependencyNotReadyError,
DockerPluginDeploymentError)
def monkeypatch_loggers(task_func):
"""Sets up the dependent loggers"""
def wrapper(**kwargs):
# Ouch! Monkeypatch loggers
dis.logger = ctx.logger
return task_func(**kwargs)
return wrapper
def wrap_error_handling_start(task_start_func):
"""Wrap error handling for the start operations"""
def wrapper(**kwargs):
try:
return task_start_func(**kwargs)
except DockerPluginDependencyNotReadyError as e:
# You are here because things we need like a working docker host is not
# available yet so let Cloudify try again later.
raise RecoverableError(e)
except DockerPluginDeploymentError as e:
# Container failed to come up in the allotted time. This is deemed
# non-recoverable.
raise NonRecoverableError(e)
except Exception as e:
ctx.logger.error("Unexpected error while starting container: {0}"
.format(str(e)))
raise NonRecoverableError(e)
return wrapper
def _wrapper_merge_inputs(task_func, properties, **kwargs):
"""Merge Cloudify properties with input kwargs before calling task func"""
inputs = copy.deepcopy(properties)
# Recursively update
utils.update_dict(inputs, kwargs)
# Apparently kwargs contains "ctx" which is cloudify.context.CloudifyContext
# This has to be removed and not copied into runtime_properties else you get
# JSON serialization errors.
if "ctx" in inputs:
del inputs["ctx"]
return task_func(**inputs)
def merge_inputs_for_create(task_create_func):
"""Merge all inputs for start operation into one dict"""
# Needed to wrap the wrapper because I was seeing issues with
# "RuntimeError: No context set in current execution thread"
def wrapper(**kwargs):
# NOTE: ctx.node.properties is an ImmutableProperties instance which is
# why it is passed into a mutable dict so that it can be deep copied
return _wrapper_merge_inputs(task_create_func,
dict(ctx.node.properties), **kwargs)
return wrapper
def merge_inputs_for_start(task_start_func):
"""Merge all inputs for start operation into one dict"""
# Needed to wrap the wrapper because I was seeing issues with
# "RuntimeError: No context set in current execution thread"
def wrapper(**kwargs):
return _wrapper_merge_inputs(task_start_func,
ctx.instance.runtime_properties, **kwargs)
return wrapper
def wrap_error_handling_update(update_func):
""" Wrap error handling for update operations (scale and upgrade) """
def wrapper(**kwargs):
try:
return update_func(**kwargs)
except DockerPluginDeploymentError:
raise NonRecoverableError ("Update operation did not complete successfully in the alloted time")
except Exception as e:
ctx.logger.error ("Unexpected error during update operation: {0}".format(str(e)))
raise NonRecoverableError(e)
return wrapper
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