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# Authors:
# Martin Nagy <mnagy@redhat.com>
#
# Copyright (C) 2008 Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; version 2 only
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
def default_environment():
default = dict(
conf = '/etc/ipa/ipa.conf',
server_context = True,
query_dns = True,
verbose = False,
servers = LazyIter(myservers),
realm = LazyProp(myrealm),
domain = LazyProp(mydomain),
)
return default
class LazyProp(object):
def __init__(self, func, value=None):
self._func = func
self._value = value
def set_value(self, value):
self._value = value
def get_value(self):
if self._value is None:
return self._func()
else:
return self._value
# FIXME: make sure to eliminate duplicates
class LazyIter(LazyProp):
def get_value(self):
if self._value is not None:
if type(self._value) is tuple:
for item in self._value:
yield item
else:
yield self._value
for item in self._func():
yield item
def read_config(file):
assert isinstance(file, basestring)
# open the file and read configuration, return a dict
# for now, these are here just for testing purposes
return dict(servers="server.ipatest.com", realm="IPATEST.COM")
# these functions are here just to "emulate" dns resolving for now
def mydomain():
return "ipatest.com"
def myrealm():
return "IPATEST.COM"
def myservers():
# print is here to demonstrate that the querying will occur only when it is
# really needed
print "Querying DNS"
yield "server.ipatest.com"
yield "backup.ipatest.com"
yield "fake.ipatest.com"
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