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author | zhipengh <zhipengh512@gmail.com> | 2015-12-22 15:04:53 +0800 |
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committer | zhipengh <zhipengh512@gmail.com> | 2015-12-22 15:04:53 +0800 |
commit | b678c5bfea0f1b142c2a4a5bdee1e3309a021887 (patch) | |
tree | 493ec289254370057daaaded00fd1b4761783c86 /tosca2heat/heat-translator-0.3.0/translator/conf/config.py | |
parent | 828f613ea0c3e334eacf3f7857252246708d1c88 (diff) |
JIRA:PARSER-15 Provide Standalone Heat-Translator Liberty Pypi Packages
Diffstat (limited to 'tosca2heat/heat-translator-0.3.0/translator/conf/config.py')
-rw-r--r-- | tosca2heat/heat-translator-0.3.0/translator/conf/config.py | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/tosca2heat/heat-translator-0.3.0/translator/conf/config.py b/tosca2heat/heat-translator-0.3.0/translator/conf/config.py new file mode 100644 index 0000000..4e8fe87 --- /dev/null +++ b/tosca2heat/heat-translator-0.3.0/translator/conf/config.py @@ -0,0 +1,67 @@ +# +# 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. + +''' Provide a global configuration for the TOSCA translator''' + +from six.moves import configparser + +from toscaparser.utils.gettextutils import _ +import translator.common.exception as exception + + +class ConfigProvider(object): + '''Global config proxy that wraps a ConfigParser object. + + Allows for class based access to config values. Should only be initialized + once using the corresponding translator.conf file in the conf directory. + + ''' + + # List that captures all of the conf file sections. + # Append any new sections to this list. + _sections = ['DEFAULT'] + _translator_config = None + + @classmethod + def _load_config(cls, conf_file): + '''Private method only to be called once from the __init__ module''' + + cls._translator_config = configparser.ConfigParser() + try: + cls._translator_config.read(conf_file) + except configparser.ParsingError: + msg = _('Unable to parse translator.conf file.' + 'Check to see that it exists in the conf directory.') + raise exception.ConfFileParseError(message=msg) + + @classmethod + def get_value(cls, section, key): + try: + value = cls._translator_config.get(section, key) + except configparser.NoOptionError: + raise exception.ConfOptionNotDefined(key=key, section=section) + except configparser.NoSectionError: + raise exception.ConfSectionNotDefined(section=section) + + return value + + @classmethod + def get_all_values(cls): + values = [] + for section in cls._sections: + try: + values.extend(cls._translator_config.items(section=section)) + except configparser.NoOptionError: + raise exception.ConfSectionNotDefined(section=section) + + return values |