def test_acquire_multi(self):
self.require(ad_user=True)
domain = self.domain()
principal = self.ad_user_account()
password = self.ad_user_password()
creds1 = ADCreds(domain)
creds1.acquire(principal, password)
ccache1 = creds1._ccache_name()
config1 = creds1._config_name()
assert ccache1 == os.environ['KRB5CCNAME']
assert config1 == os.environ['KRB5_CONFIG']
creds2 = ADCreds(domain)
creds2.acquire(principal, password)
ccache2 = creds2._ccache_name()
config2 = creds2._config_name()
assert ccache2 == os.environ['KRB5CCNAME']
assert config2 == os.environ['KRB5_CONFIG']
assert ccache1 != ccache2
assert config1 != config2
activate(creds1)
assert os.environ['KRB5CCNAME'] == ccache1
assert os.environ['KRB5_CONFIG'] == config1
activate(creds2)
assert os.environ['KRB5CCNAME'] == ccache2
assert os.environ['KRB5_CONFIG'] == config2
def test_acquire_multi(self):
self.require(ad_user=True)
domain = self.domain()
principal = self.ad_user_account()
password = self.ad_user_password()
creds1 = ADCreds(domain)
creds1.acquire(principal, password)
ccache1 = creds1._ccache_name()
config1 = creds1._config_name()
assert ccache1 == os.environ['KRB5CCNAME']
assert config1 == os.environ['KRB5_CONFIG']
creds2 = ADCreds(domain)
creds2.acquire(principal, password)
ccache2 = creds2._ccache_name()
config2 = creds2._config_name()
assert ccache2 == os.environ['KRB5CCNAME']
assert config2 == os.environ['KRB5_CONFIG']
assert ccache1 != ccache2
assert config1 != config2
activate(creds1)
assert os.environ['KRB5CCNAME'] == ccache1
assert os.environ['KRB5_CONFIG'] == config1
activate(creds2)
assert os.environ['KRB5CCNAME'] == ccache2
assert os.environ['KRB5_CONFIG'] == config2
def test_search(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
result = client.search('(objectClass=user)')
assert len(result) > 1
def test_search(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
result = client.search('(objectClass=user)')
assert len(result) > 1
def test_naming_contexts(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
naming_contexts = client.naming_contexts()
assert len(naming_contexts) >= 3
def test_naming_contexts(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
naming_contexts = client.naming_contexts()
assert len(naming_contexts) >= 3
def test_delete(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
dn = self._create_user(client, 'test-usr')
client.delete(dn)
def test_delete(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
dn = self._create_user(client, 'test-usr')
client.delete(dn)
def test_search_configuration(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
base = client.configuration_base()
result = client.search('(objectClass=*)', base=base, scope='base')
assert len(result) == 1
def test_forest(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
forest = client.forest()
assert forest
assert forest.isupper()
def test_search_configuration(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
base = client.configuration_base()
result = client.search('(objectClass=*)', base=base, scope='base')
assert len(result) == 1
def test_forest(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
forest = client.forest()
assert forest
assert forest.isupper()
def test_domains(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
domains = client.domains()
for domain in domains:
assert domain
assert domain.isupper()
def test_domains(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
domains = client.domains()
for domain in domains:
assert domain
assert domain.isupper()
def test_acquire_password(self):
self.require(ad_user=True)
domain = self.domain()
creds = ADCreds(domain)
principal = self.ad_user_account()
password = self.ad_user_password()
creds.acquire(principal, password)
principal = '%s@%s' % (principal, domain)
assert creds.principal().lower() == principal.lower()
child = pexpect.spawn('klist')
pattern = '.*krbtgt/%s@%s' % (domain.upper(), domain.upper())
assert child.expect([pattern]) == 0
def test_modify(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
user = self._create_user(client, 'test-usr')
mods = []
mods.append(('replace', 'sAMAccountName', ['test-usr-2']))
client.modify(user, mods)
self._delete_obj(client, user)
def test_modify(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
user = self._create_user(client, 'test-usr')
mods = []
mods.append(('replace', 'sAMAccountName', ['test-usr-2']))
client.modify(user, mods)
self._delete_obj(client, user)
def test_load(self):
self.require(ad_user=True)
domain = self.domain().upper()
principal = '%s@%s' % (self.ad_user_account(), domain)
self.acquire_credentials(principal, self.ad_user_password())
creds = ADCreds(domain)
creds.load()
assert creds.principal().lower() == principal.lower()
ccache, princ, creds = self.list_credentials()
assert princ.lower() == principal.lower()
assert len(creds) > 0
assert creds[0] == 'krbtgt/%s@%s' % (domain, domain)
def test_search_all_domains(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
domains = client.domains()
for domain in domains:
base = client.dn_from_domain_name(domain)
result = client.search('(objectClass=*)', base=base, scope='base')
assert len(result) == 1
def test_search_all_domains(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
domains = client.domains()
for domain in domains:
base = client.dn_from_domain_name(domain)
result = client.search('(objectClass=*)', base=base, scope='base')
assert len(result) == 1
def test_load(self):
self.require(ad_user=True)
domain = self.domain().upper()
principal = '%s@%s' % (self.ad_user_account(), domain)
self.acquire_credentials(principal, self.ad_user_password())
creds = ADCreds(domain)
creds.load()
assert creds.principal().lower() == principal.lower()
ccache, princ, creds = self.list_credentials()
assert princ.lower() == principal.lower()
assert len(creds) > 0
assert creds[0] == 'krbtgt/%s@%s' % (domain, domain)
def test_acquire_password(self):
self.require(ad_user=True)
domain = self.domain()
creds = ADCreds(domain)
principal = self.ad_user_account()
password = self.ad_user_password()
creds.acquire(principal, password)
principal = '%s@%s' % (principal, domain)
assert creds.principal().lower() == principal.lower()
child = pexpect.spawn('klist')
pattern = '.*krbtgt/%s@%s' % (domain.upper(), domain.upper())
assert child.expect([pattern]) == 0
def test_search_gc(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
result = client.search('(objectClass=user)', scheme='gc')
assert len(result) > 1
for res in result:
dn, attrs = res
# accountExpires is always set, but is not a GC attribute
assert 'accountExpires' not in attrs
def test_search_gc(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
client = Client(domain)
result = client.search('(objectClass=user)', scheme='gc')
assert len(result) > 1
for res in result:
dn, attrs = res
# accountExpires is always set, but is not a GC attribute
assert 'accountExpires' not in attrs
def test_search_rootdse(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
locator = Locator()
server = locator.locate(domain)
client = Client(domain)
result = client.search(base='', scope='base', server=server)
assert len(result) == 1
dns, attrs = result[0]
assert attrs.has_key('supportedControl')
assert attrs.has_key('supportedSASLMechanisms')
def test_change_password_target_pdc(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
locator = Locator()
pdc = locator.locate(domain, role='pdc')
user = self._create_user(client, 'test-usr-4', server=pdc)
principal = 'test-usr-4@%s' % domain
client.set_password(principal, 'Pass123', server=pdc)
mods = []
ctrl = AD_USERCTRL_NORMAL_ACCOUNT
mods.append(('replace', 'userAccountControl', [str(ctrl)]))
mods.append(('replace', 'pwdLastSet', ['0']))
client.modify(user, mods, server=pdc)
client.change_password(principal, 'Pass123', 'Pass456', server=pdc)
creds = Creds(domain)
creds.acquire('test-usr-4', 'Pass456', server=pdc)
assert_raises(ADError,
creds.acquire,
'test-usr-4',
'Pass321',
server=pdc)
self._delete_obj(client, user, server=pdc)
def test_acquire_keytab(self):
self.require(ad_user=True)
domain = self.domain()
creds = ADCreds(domain)
principal = self.ad_user_account()
password = self.ad_user_password()
creds.acquire(principal, password)
os.environ['PATH'] = '/usr/kerberos/sbin:/usr/kerberos/bin:%s' % \
os.environ['PATH']
fullprinc = creds.principal()
child = pexpect.spawn('kvno %s' % fullprinc)
child.expect('kvno =')
kvno = int(child.readline())
child.expect(pexpect.EOF)
child = pexpect.spawn('ktutil')
child.expect('ktutil:')
child.sendline('addent -password -p %s -k %d -e rc4-hmac' %
(fullprinc, kvno))
child.expect('Password for.*:')
child.sendline(password)
child.expect('ktutil:')
keytab = self.tempfile(remove=True)
child.sendline('wkt %s' % keytab)
child.expect('ktutil:')
child.sendline('quit')
child.expect(pexpect.EOF)
creds.release()
creds.acquire(principal, keytab=keytab)
child = pexpect.spawn('klist')
pattern = '.*krbtgt/%s@%s' % (domain.upper(), domain.upper())
assert child.expect([pattern]) == 0
def test_modrdn(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
result = client.search('(&(objectClass=user)(sAMAccountName=test-usr))')
if result:
client.delete(result[0][0])
user = self._create_user(client, 'test-usr')
client.modrdn(user, 'cn=test-usr2')
result = client.search('(&(objectClass=user)(cn=test-usr2))')
assert len(result) == 1
def test_acquire_keytab(self):
self.require(ad_user=True)
domain = self.domain()
creds = ADCreds(domain)
principal = self.ad_user_account()
password = self.ad_user_password()
creds.acquire(principal, password)
os.environ['PATH'] = '/usr/kerberos/sbin:/usr/kerberos/bin:%s' % \
os.environ['PATH']
fullprinc = creds.principal()
child = pexpect.spawn('kvno %s' % fullprinc)
child.expect('kvno =')
kvno = int(child.readline())
child.expect(pexpect.EOF)
child = pexpect.spawn('ktutil')
child.expect('ktutil:')
child.sendline('addent -password -p %s -k %d -e rc4-hmac' %
(fullprinc, kvno))
child.expect('Password for.*:')
child.sendline(password)
child.expect('ktutil:')
keytab = self.tempfile(remove=True)
child.sendline('wkt %s' % keytab)
child.expect('ktutil:')
child.sendline('quit')
child.expect(pexpect.EOF)
creds.release()
creds.acquire(principal, keytab=keytab)
child = pexpect.spawn('klist')
pattern = '.*krbtgt/%s@%s' % (domain.upper(), domain.upper())
assert child.expect([pattern]) == 0
def test_search_rootdse(self):
self.require(ad_user=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_user_account(), self.ad_user_password())
activate(creds)
locator = Locator()
server = locator.locate(domain)
client = Client(domain)
result = client.search(base='', scope='base', server=server)
assert len(result) == 1
dns, attrs = result[0]
assert attrs.has_key('supportedControl')
assert attrs.has_key('supportedSASLMechanisms')
def test_paged_results(self):
self.require(ad_admin=True, expensive=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
users = []
for i in range(2000):
user = self._create_user(client, 'test-usr-%04d' % i)
users.append(user)
result = client.search('(cn=test-usr-*)')
assert len(result) == 2000
for user in users:
self._delete_obj(client, user)
def test_paged_results(self):
self.require(ad_admin=True, expensive=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
users = []
for i in range(2000):
user = self._create_user(client, 'test-usr-%04d' % i)
users.append(user)
result = client.search('(cn=test-usr-*)')
assert len(result) == 2000
for user in users:
self._delete_obj(client, user)
def test_modrdn(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
result = client.search(
'(&(objectClass=user)(sAMAccountName=test-usr))')
if result:
client.delete(result[0][0])
user = self._create_user(client, 'test-usr')
client.modrdn(user, 'cn=test-usr2')
result = client.search('(&(objectClass=user)(cn=test-usr2))')
assert len(result) == 1
def test_incremental_retrieval_of_multivalued_attributes(self):
self.require(ad_admin=True, expensive=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
user = self._create_user(client, 'test-usr')
groups = []
for i in range(2000):
group = self._create_group(client, 'test-grp-%04d' % i)
self._add_user_to_group(client, user, group)
groups.append(group)
result = client.search('(sAMAccountName=test-usr)')
assert len(result) == 1
dn, attrs = result[0]
assert attrs.has_key('memberOf')
assert len(attrs['memberOf']) == 2000
self._delete_obj(client, user)
for group in groups:
self._delete_group(client, group)
def test_rename(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
result = client.search('(&(objectClass=user)(sAMAccountName=test-usr))')
if result:
client.delete(result[0][0])
user = self._create_user(client, 'test-usr')
client.rename(user, 'cn=test-usr2')
result = client.search('(&(objectClass=user)(cn=test-usr2))')
assert len(result) == 1
user = result[0][0]
ou = self._create_ou(client, 'test-ou')
client.rename(user, 'cn=test-usr', ou)
newdn = 'cn=test-usr,%s' % ou
result = client.search('(&(objectClass=user)(cn=test-usr))')
assert len(result) == 1
assert result[0][0].lower() == newdn.lower()
def factory(cls):
"""Create an instance of a class, creating it using the system specific
rules."""
from ad.core.locate import Locator
from ad.core.creds import Creds
if issubclass(cls, Locator):
return _singleton(Locator)
elif issubclass(cls, Creds):
domain = detect_domain()
return Creds(domain)
else:
return cls()
def test_incremental_retrieval_of_multivalued_attributes(self):
self.require(ad_admin=True, expensive=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
user = self._create_user(client, 'test-usr')
groups = []
for i in range(2000):
group = self._create_group(client, 'test-grp-%04d' % i)
self._add_user_to_group(client, user, group)
groups.append(group)
result = client.search('(sAMAccountName=test-usr)')
assert len(result) == 1
dn, attrs = result[0]
assert attrs.has_key('memberOf')
assert len(attrs['memberOf']) == 2000
self._delete_obj(client, user)
for group in groups:
self._delete_group(client, group)
def test_rename(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
result = client.search(
'(&(objectClass=user)(sAMAccountName=test-usr))')
if result:
client.delete(result[0][0])
user = self._create_user(client, 'test-usr')
client.rename(user, 'cn=test-usr2')
result = client.search('(&(objectClass=user)(cn=test-usr2))')
assert len(result) == 1
user = result[0][0]
ou = self._create_ou(client, 'test-ou')
client.rename(user, 'cn=test-usr', ou)
newdn = 'cn=test-usr,%s' % ou
result = client.search('(&(objectClass=user)(cn=test-usr))')
assert len(result) == 1
assert result[0][0].lower() == newdn.lower()
def test_cleanup_files(self):
self.require(ad_user=True)
domain = self.domain()
principal = self.ad_user_account()
password = self.ad_user_password()
creds = ADCreds(domain)
creds.acquire(principal, password)
ccache = creds._ccache_name()
config = creds._config_name()
assert os.access(ccache, os.R_OK)
assert os.access(config, os.R_OK)
creds.release()
assert not os.access(ccache, os.R_OK)
assert not os.access(config, os.R_OK)
def test_cleanup_files(self):
self.require(ad_user=True)
domain = self.domain()
principal = self.ad_user_account()
password = self.ad_user_password()
creds = ADCreds(domain)
creds.acquire(principal, password)
ccache = creds._ccache_name()
config = creds._config_name()
assert os.access(ccache, os.R_OK)
assert os.access(config, os.R_OK)
creds.release()
assert not os.access(ccache, os.R_OK)
assert not os.access(config, os.R_OK)
def test_set_password(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
user = self._create_user(client, 'test-usr-1')
principal = 'test-usr-1@%s' % domain
client.set_password(principal, 'Pass123')
mods = []
ctrl = AD_USERCTRL_NORMAL_ACCOUNT
mods.append(('replace', 'userAccountControl', [str(ctrl)]))
client.modify(user, mods)
creds = Creds(domain)
creds.acquire('test-usr-1', 'Pass123')
assert_raises(ADError, creds.acquire, 'test-usr-1', 'Pass321')
self._delete_obj(client, user)
def test_cleanup_environment(self):
self.require(ad_user=True)
domain = self.domain()
principal = self.ad_user_account()
password = self.ad_user_password()
ccorig = os.environ.get('KRB5CCNAME')
cforig = os.environ.get('KRB5_CONFIG')
creds = ADCreds(domain)
creds.acquire(principal, password)
ccache = creds._ccache_name()
config = creds._config_name()
assert ccache != ccorig
assert config != cforig
creds.release()
assert os.environ.get('KRB5CCNAME') == ccorig
assert os.environ.get('KRB5_CONFIG') == cforig
def test_cleanup_environment(self):
self.require(ad_user=True)
domain = self.domain()
principal = self.ad_user_account()
password = self.ad_user_password()
ccorig = os.environ.get('KRB5CCNAME')
cforig = os.environ.get('KRB5_CONFIG')
creds = ADCreds(domain)
creds.acquire(principal, password)
ccache = creds._ccache_name()
config = creds._config_name()
assert ccache != ccorig
assert config != cforig
creds.release()
assert os.environ.get('KRB5CCNAME') == ccorig
assert os.environ.get('KRB5_CONFIG') == cforig
def test_set_password(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
user = self._create_user(client, 'test-usr-1')
principal = 'test-usr-1@%s' % domain
client.set_password(principal, 'Pass123')
mods = []
ctrl = AD_USERCTRL_NORMAL_ACCOUNT
mods.append(('replace', 'userAccountControl', [str(ctrl)]))
client.modify(user, mods)
creds = Creds(domain)
creds.acquire('test-usr-1', 'Pass123')
assert_raises(ADError, creds.acquire, 'test-usr-1', 'Pass321')
self._delete_obj(client, user)
def test_change_password_target_pdc(self):
self.require(ad_admin=True)
domain = self.domain()
creds = Creds(domain)
creds.acquire(self.ad_admin_account(), self.ad_admin_password())
activate(creds)
client = Client(domain)
locator = Locator()
pdc = locator.locate(domain, role='pdc')
user = self._create_user(client, 'test-usr-4', server=pdc)
principal = 'test-usr-4@%s' % domain
client.set_password(principal, 'Pass123', server=pdc)
mods = []
ctrl = AD_USERCTRL_NORMAL_ACCOUNT
mods.append(('replace', 'userAccountControl', [str(ctrl)]))
mods.append(('replace', 'pwdLastSet', ['0']))
client.modify(user, mods, server=pdc)
client.change_password(principal, 'Pass123', 'Pass456', server=pdc)
creds = Creds(domain)
creds.acquire('test-usr-4', 'Pass456', server=pdc)
assert_raises(ADError, creds.acquire, 'test-usr-4', 'Pass321',
server=pdc)
self._delete_obj(client, user, server=pdc)
def test_release_multi(self):
self.require(ad_user=True)
domain = self.domain()
principal = self.ad_user_account()
password = self.ad_user_password()
ccorig = os.environ.get('KRB5CCNAME')
cforig = os.environ.get('KRB5_CONFIG')
creds1 = ADCreds(domain)
creds1.acquire(principal, password)
ccache1 = creds1._ccache_name()
config1 = creds1._config_name()
creds2 = ADCreds(domain)
creds2.acquire(principal, password)
ccache2 = creds2._ccache_name()
config2 = creds2._config_name()
creds1.release()
assert os.environ['KRB5CCNAME'] == ccache2
assert os.environ['KRB5_CONFIG'] == config2
creds2.release()
assert os.environ.get('KRB5CCNAME') == ccorig
assert os.environ.get('KRB5_CONFIG') == cforig
def test_release_multi(self):
self.require(ad_user=True)
domain = self.domain()
principal = self.ad_user_account()
password = self.ad_user_password()
ccorig = os.environ.get('KRB5CCNAME')
cforig = os.environ.get('KRB5_CONFIG')
creds1 = ADCreds(domain)
creds1.acquire(principal, password)
ccache1 = creds1._ccache_name()
config1 = creds1._config_name()
creds2 = ADCreds(domain)
creds2.acquire(principal, password)
ccache2 = creds2._ccache_name()
config2 = creds2._config_name()
creds1.release()
assert os.environ['KRB5CCNAME'] == ccache2
assert os.environ['KRB5_CONFIG'] == config2
creds2.release()
assert os.environ.get('KRB5CCNAME') == ccorig
assert os.environ.get('KRB5_CONFIG') == cforig