def create_connection(self, ccache=None, verbose=0, fallback=True,
delegate=False, nss_dir=None):
try:
rpc_uri = self.env[self.env_rpc_uri_key]
principal = get_current_principal()
setattr(context, 'principal', principal)
# We have a session cookie, try using the session URI to see if it
# is still valid
if not delegate:
rpc_uri = self.apply_session_cookie(rpc_uri)
except ValueError:
# No session key, do full Kerberos auth
pass
# This might be dangerous. Use at your own risk!
if nss_dir:
context.nss_dir = nss_dir
urls = self.get_url_list(rpc_uri)
serverproxy = None
for url in urls:
kw = dict(allow_none=True, encoding='UTF-8')
kw['verbose'] = verbose
if url.startswith('https://'):
if delegate:
transport_class = DelegatedKerbTransport
else:
transport_class = KerbTransport
else:
transport_class = LanguageAwareTransport
kw['transport'] = transport_class(protocol=self.protocol)
self.log.info('trying %s' % url)
setattr(context, 'request_url', url)
serverproxy = self.server_proxy_class(url, **kw)
if len(urls) == 1:
# if we have only 1 server and then let the
# main requester handle any errors. This also means it
# must handle a 401 but we save a ping.
return serverproxy
try:
command = getattr(serverproxy, 'ping')
try:
response = command([], {})
except Fault, e:
e = decode_fault(e)
if e.faultCode in errors_by_code:
error = errors_by_code[e.faultCode]
raise error(message=e.faultString)
else:
raise UnknownError(
code=e.faultCode,
error=e.faultString,
server=url,
)
# We don't care about the response, just that we got one
break
except KerberosError, krberr:
# kerberos error on one server is likely on all
raise errors.KerberosError(major=str(krberr), minor='')
def create_connection(self,
ccache=None,
verbose=False,
fallback=True,
delegate=False):
try:
xmlrpc_uri = self.env.xmlrpc_uri
principal = get_current_principal()
setattr(context, 'principal', principal)
# We have a session cookie, try using the session URI to see if it
# is still valid
if not delegate:
xmlrpc_uri = self.apply_session_cookie(xmlrpc_uri)
except ValueError:
# No session key, do full Kerberos auth
pass
urls = self.get_url_list(xmlrpc_uri)
serverproxy = None
for url in urls:
kw = dict(allow_none=True, encoding='UTF-8')
kw['verbose'] = verbose
if url.startswith('https://'):
if delegate:
kw['transport'] = DelegatedKerbTransport()
else:
kw['transport'] = KerbTransport()
else:
kw['transport'] = LanguageAwareTransport()
self.log.info('trying %s' % url)
setattr(context, 'request_url', url)
serverproxy = ServerProxy(url, **kw)
if len(urls) == 1:
# if we have only 1 server and then let the
# main requester handle any errors. This also means it
# must handle a 401 but we save a ping.
return serverproxy
try:
command = getattr(serverproxy, 'ping')
try:
response = command()
except Fault, e:
e = decode_fault(e)
if e.faultCode in self.__errors:
error = self.__errors[e.faultCode]
raise error(message=e.faultString)
else:
raise UnknownError(
code=e.faultCode,
error=e.faultString,
server=url,
)
# We don't care about the response, just that we got one
break
except KerberosError, krberr:
# kerberos error on one server is likely on all
raise errors.KerberosError(major=str(krberr), minor='')
def get_current_password(principal):
"""
If the user is changing their own password then return None so the
current password is prompted for, otherwise return a fixed value to
be ignored later.
"""
current_principal = util.get_current_principal()
if current_principal == normalize_principal(principal):
return None
else:
return MAGIC_VALUE
def get_current_password(principal):
"""
If the user is changing their own password then return None so the
current password is prompted for, otherwise return a fixed value to
be ignored later.
"""
current_principal = util.get_current_principal()
if current_principal == normalize_principal(principal):
return None
else:
return MAGIC_VALUE
class passwd(Command):
__doc__ = _("Set a user's password.")
takes_args = (
Str(
'principal',
validate_principal,
cli_name='user',
label=_('User name'),
primary_key=True,
autofill=True,
default_from=lambda: util.get_current_principal(),
normalizer=lambda value: normalize_principal(value),
),
Password(
'password',
label=_('New Password'),
),
Password(
'current_password',
label=_('Current Password'),
confirm=False,
default_from=lambda principal: get_current_password(principal),
autofill=True,
sortorder=-1,
),
)
has_output = output.standard_value
msg_summary = _('Changed password for "%(value)s"')
def execute(self, principal, password, current_password):
"""
Execute the passwd operation.
The dn should not be passed as a keyword argument as it is constructed
by this method.
Returns the entry
:param principal: The login name or principal of the user
:param password: the new password
:param current_password: the existing password, if applicable
"""
ldap = self.api.Backend.ldap2
(dn, entry_attrs) = ldap.find_entry_by_attr(
'krbprincipalname', principal, 'posixaccount', [''],
DN(api.env.container_user, api.env.basedn))
if principal == getattr(context, 'principal') and \
current_password == MAGIC_VALUE:
# No cheating
self.log.warn(
'User attempted to change password using magic value')
raise errors.ACIError(info=_('Invalid credentials'))
if current_password == MAGIC_VALUE:
ldap.modify_password(dn, password)
else:
ldap.modify_password(dn, password, current_password)
return dict(
result=True,
value=principal,
)