AIL-framework/bin/lib/ConfigLoader.py

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#!/usr/bin/python3
"""
The ``Domain``
===================
"""
import os
import sys
import time
import redis
import configparser
# Get Config file
config_dir = os.path.join(os.environ['AIL_HOME'], 'configs')
default_config_file = os.path.join(config_dir, 'core.cfg')
if not os.path.exists(default_config_file):
raise Exception('Unable to find the configuration file. \
Did you set environment variables? \
Or activate the virtualenv.')
# # TODO: create sphinx doc
# # TODO: add config_field to reload
class ConfigLoader(object):
"""docstring for Config_Loader."""
def __init__(self, config_file=None):
self.cfg = configparser.ConfigParser()
if config_file:
self.cfg.read(os.path.join(config_dir, config_file))
else:
self.cfg.read(default_config_file)
def get_redis_conn(self, redis_name, decode_responses=True): ## TODO: verify redis name
return redis.StrictRedis( host=self.cfg.get(redis_name, "host"),
port=self.cfg.getint(redis_name, "port"),
db=self.cfg.getint(redis_name, "db"),
decode_responses=decode_responses )
def get_files_directory(self, key_name):
directory_path = self.cfg.get('Directories', key_name)
# full path
if directory_path[0] == '/':
return directory_path
else:
directory_path = os.path.join(os.environ['AIL_HOME'], directory_path)
return directory_path
def get_config_str(self, section, key_name):
return self.cfg.get(section, key_name)
def get_config_int(self, section, key_name):
return self.cfg.getint(section, key_name)
def get_config_boolean(self, section, key_name):
return self.cfg.getboolean(section, key_name)
def has_option(self, section, key_name):
return self.cfg.has_option(section, key_name)
def has_section(self, section):
return self.cfg.has_section(section)
def get_all_keys_values_from_section(self, section):
if section in self.cfg:
all_keys_values = []
for key_name in self.cfg[section]:
all_keys_values.append((key_name, self.cfg.get(section, key_name)))
return all_keys_values
else:
return []