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https://github.com/OpenKMIP/PyKMIP.git
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e77dcadf41
This change fixes violations of E722, the use of except without specifying an exception type. For now the high-level Exception class is used as a generic catchall. In the future these cases will be updated to handle the specific exceptions expected.
95 lines
3.9 KiB
Python
95 lines
3.9 KiB
Python
# Copyright (c) 2014 The Johns Hopkins University/Applied Physics Laboratory
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import logging
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import os
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from six.moves.configparser import SafeConfigParser
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FILE_PATH = os.path.dirname(os.path.abspath(__file__))
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# TODO (peter-hamilton): Remove support for kmipconfig.ini on future release.
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CONFIG_FILE = [
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os.path.join(os.path.expanduser('~'), '.pykmip', 'pykmip.conf'),
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os.path.join(os.sep, 'etc', 'pykmip', 'pykmip.conf'),
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os.path.normpath(os.path.join(FILE_PATH, '../pykmip.conf')),
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os.path.normpath(os.path.join(FILE_PATH, '../kmipconfig.ini'))]
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class ConfigHelper(object):
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NONE_VALUE = 'None'
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DEFAULT_HOST = "127.0.0.1"
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DEFAULT_PORT = 5696
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DEFAULT_CERTFILE = os.path.normpath(os.path.join(
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FILE_PATH, '../demos/certs/server.crt'))
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DEFAULT_KEYFILE = os.path.normpath(os.path.join(
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FILE_PATH, '../demos/certs/server.key'))
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DEFAULT_CA_CERTS = os.path.normpath(os.path.join(
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FILE_PATH, '../demos/certs/server.crt'))
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DEFAULT_SSL_VERSION = 'PROTOCOL_SSLv23'
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DEFAULT_USERNAME = None
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DEFAULT_PASSWORD = None
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# Timeout measured in seconds
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DEFAULT_TIMEOUT = 30
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def __init__(self):
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self.logger = logging.getLogger(__name__)
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self.conf = SafeConfigParser()
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if self.conf.read(CONFIG_FILE):
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self.logger.debug("Using config file at {0}".format(CONFIG_FILE))
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else:
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self.logger.warning(
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"Config file {0} not found".format(CONFIG_FILE))
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def get_valid_value(self, direct_value, config_section,
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config_option_name, default_value):
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"""Returns a value that can be used as a parameter in client or
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server. If a direct_value is given, that value will be returned
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instead of the value from the config file. If the appropriate config
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file option is not found, the default_value is returned.
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:param direct_value: represents a direct value that should be used.
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supercedes values from config files
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:param config_section: which section of the config file to use
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:param config_option_name: name of config option value
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:param default_value: default value to be used if other options not
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found
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:returns: a value that can be used as a parameter
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"""
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ARG_MSG = "Using given value '{0}' for {1}"
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CONF_MSG = "Using value '{0}' from configuration file {1} for {2}"
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DEFAULT_MSG = "Using default value '{0}' for {1}"
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if direct_value:
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return_value = direct_value
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self.logger.debug(ARG_MSG.format(direct_value, config_option_name))
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else:
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try:
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return_value = self.conf.get(config_section,
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config_option_name)
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self.logger.debug(CONF_MSG.format(return_value,
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CONFIG_FILE,
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config_option_name))
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except Exception:
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return_value = default_value
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self.logger.debug(DEFAULT_MSG.format(default_value,
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config_option_name))
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# TODO (peter-hamilton): Think about adding better value validation
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if return_value == self.NONE_VALUE:
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return None
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else:
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return return_value
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