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-rw-r--r--ipalib/rpc.py24
1 files changed, 17 insertions, 7 deletions
diff --git a/ipalib/rpc.py b/ipalib/rpc.py
index abfa44e8..d8fee563 100644
--- a/ipalib/rpc.py
+++ b/ipalib/rpc.py
@@ -232,6 +232,7 @@ class KerbTransport(SSLTransport):
"""
Handles Kerberos Negotiation authentication to an XML-RPC server.
"""
+ flags = kerberos.GSS_C_MUTUAL_FLAG | kerberos.GSS_C_SEQUENCE_FLAG
def _handle_exception(self, e, service=None):
(major, minor) = ipautil.get_gsserror(e)
@@ -257,10 +258,7 @@ class KerbTransport(SSLTransport):
service = "HTTP@" + host.split(':')[0]
try:
- (rc, vc) = kerberos.authGSSClientInit(service,
- kerberos.GSS_C_DELEG_FLAG |
- kerberos.GSS_C_MUTUAL_FLAG |
- kerberos.GSS_C_SEQUENCE_FLAG)
+ (rc, vc) = kerberos.authGSSClientInit(service, self.flags)
except kerberos.GSSError, e:
self._handle_exception(e)
@@ -284,6 +282,14 @@ class KerbTransport(SSLTransport):
return (host, extra_headers, x509)
+class DelegatedKerbTransport(KerbTransport):
+ """
+ Handles Kerberos Negotiation authentication and TGT delegation to an
+ XML-RPC server.
+ """
+ flags = kerberos.GSS_C_DELEG_FLAG | kerberos.GSS_C_MUTUAL_FLAG | \
+ kerberos.GSS_C_SEQUENCE_FLAG
+
class xmlclient(Connectible):
"""
Forwarding backend plugin for XML-RPC client.
@@ -303,7 +309,7 @@ class xmlclient(Connectible):
"""
if not hasattr(self.conn, '_ServerProxy__transport'):
return None
- if isinstance(self.conn._ServerProxy__transport, KerbTransport):
+ if type(self.conn._ServerProxy__transport) in (KerbTransport, DelegatedKerbTransport):
scheme = "https"
else:
scheme = "http"
@@ -337,14 +343,18 @@ class xmlclient(Connectible):
return servers
- def create_connection(self, ccache=None, verbose=False, fallback=True):
+ def create_connection(self, ccache=None, verbose=False, fallback=True,
+ delegate=False):
servers = self.get_url_list()
serverproxy = None
for server in servers:
kw = dict(allow_none=True, encoding='UTF-8')
kw['verbose'] = verbose
if server.startswith('https://'):
- kw['transport'] = KerbTransport()
+ if delegate:
+ kw['transport'] = DelegatedKerbTransport()
+ else:
+ kw['transport'] = KerbTransport()
else:
kw['transport'] = LanguageAwareTransport()
self.log.info('trying %s' % server)