# Copyright (c) 2019, MD2K Center of Excellence
# - Nasir Ali <nasir.ali08@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
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#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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import yaml
import os
[docs]class ConfigHandler:
[docs] def load_file(self, filepath: str):
"""
Helper method to load a yaml file
:param config_dir_path:
Args:
filepath (str): path to a yml configuration file
"""
with open(filepath, 'r') as ymlfile:
self.config = yaml.load(ymlfile)
if "hdfs" in self.config and self.config["hdfs"]["raw_files_dir"]!="" and self.config["hdfs"]["raw_files_dir"][-1] !="/":
self.config["hdfs"]["raw_files_dir"]+="/"
if "filesystem" in self.config and self.config["filesystem"]["filesystem_path"]!="" and self.config["filesystem"]["filesystem_path"][-1] !="/":
self.config["filesystem"]["filesystem_path"]+="/"
if "object_storage" in self.config and self.config["object_storage"]["object_storage_path"]!="" and self.config["object_storage"]["object_storage_path"][-1] !="/":
self.config["object_storage"]["object_storage_path"]+="/"
# if "data_ingestion" in self.config and self.config["data_ingestion"]["data_dir_path"]!="" and self.config["data_ingestion"]["data_dir_path"][-1] !="/":
# self.config["data_ingestion"]["data_dir_path"]+="/"
if "data_dir" in self.config and self.config["data_dir"]!="" and self.config["data_dir"][-1] !="/":
self.config["data_dir"]+="/"
if "log_files_path" in self.config and self.config["cc"]["log_files_path"]!="" and self.config["cc"]["log_files_path"][-1]!="":
self.config["cc"]["log_files_path"] +="/"
if not os.access(self.config["cc"]["log_files_path"], os.W_OK):
raise Exception(self.config["cc"]["log_files_path"]+" path is not writable. Please check your cerebralcortex.yml configurations for 'log_files_path'.")