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#
# Shared module for integration tests that need to access the sssd_nss
# module directly
#
# Copyright (c) 2016 Red Hat, Inc.
#
# 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; either version 3 of the License, or
# (at your option) any later version.
#
# 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, see <http://www.gnu.org/licenses/>.
#
import config
import ctypes
class NssReturnCode(object):
""" 'enum' class for name service switch return code """
TRYAGAIN = -2,
UNAVAIL = -1
NOTFOUND = 0
SUCCESS = 1
RETURN = 2
class HostError(object):
""" 'enum' class for h_errno (glibc >= 2.19) """
HOST_NOT_FOUND = 1
TRY_AGAIN = 2
NO_RECOVERY = 3
NO_DATA = 4
@classmethod
def tostring(cls, val):
if (val == 1):
return "HOST_NOT_FOUND"
if (val == 2):
return "TRY_AGAIN"
if (val == 3):
return "NO_RECOVERY"
if (val == 4):
return "NO_DATA"
return "UNKNOWN"
class SssdNssError(Exception):
""" Raised when one of the NSS operations fail """
def __init__(self, errno, nssop):
self.errno = errno
self.nssop = nssop
def __str__(self):
return "NSS operation %s failed %d" % (self.nssop, self.errno)
class SssdNssHostError(Exception):
""" Raised when one of the NSS hosts operations fail """
def __init__(self, h_errno, nssop):
self.h_errno = h_errno
self.nssop = nssop
def __str__(self):
str_herr = HostError.tostring(self.h_errno)
return "NSS host operation %s failed: %s" % (self.nssop, str_herr)
def nss_sss_ctypes_loader(func_name):
libnss_sss_path = config.NSS_MODULE_DIR + "/libnss_sss.so.2"
libnss_sss = ctypes.cdll.LoadLibrary(libnss_sss_path)
func = getattr(libnss_sss, func_name)
return func
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