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import yaml
import psycopg2
db_config_path = '/etc/0tdns/db_connection_config.yml'
def get_ztdns_config():
return yaml.safe_load(open(db_config_path, 'r'))
def start_db_connection(config):
connection = psycopg2.connect(user=config['user'], password=config['password'],
host=config['host'], port=config['port'],
database=config['database'])
# we might later decide that each user of start_db_connection()
# should set it themselves - but for now, set it here
connection.autocommit = True
return connection
# we'll use it for setting SNAT
# https://stackoverflow.com/questions/166506/finding-local-ip-addresses-using-pythons-stdlib
def get_default_host_address(remote_address):
import socket
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.connect((remote_address, 80))
hostaddr = s.getsockname()[0]
s.close()
return hostaddr
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