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-   -   Clean up of fence_xenapi patches. Moved XenAPI.py to lib directory and added to Makefile.am. (http://www.linux-archive.org/cluster-development/516416-clean-up-fence_xenapi-patches-moved-xenapi-py-lib-directory-added-makefile-am.html)

Matt Clark 04-20-2011 11:51 AM

Clean up of fence_xenapi patches. Moved XenAPI.py to lib directory and added to Makefile.am.
 
---
fence/agents/lib/XenAPI.py.py | 209 +++++++++++++++++++++++++++++++++++++++++
fence/agents/xenapi/XenAPI.py | 209 -----------------------------------------
2 files changed, 209 insertions(+), 209 deletions(-)
create mode 100755 fence/agents/lib/XenAPI.py.py
delete mode 100755 fence/agents/xenapi/XenAPI.py

diff --git a/fence/agents/lib/XenAPI.py.py b/fence/agents/lib/XenAPI.py.py
new file mode 100755
index 0000000..4f27ef5
--- /dev/null
+++ b/fence/agents/lib/XenAPI.py.py
@@ -0,0 +1,209 @@
+#================================================ ============================
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of version 2.1 of the GNU Lesser General Public
+# License as published by the Free Software Foundation.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#================================================ ============================
+# Copyright (C) 2006 XenSource Inc.
+#================================================ ============================
+#
+# Parts of this file are based upon xmlrpclib.py, the XML-RPC client
+# interface included in the Python distribution.
+#
+# Copyright (c) 1999-2002 by Secret Labs AB
+# Copyright (c) 1999-2002 by Fredrik Lundh
+#
+# By obtaining, using, and/or copying this software and/or its
+# associated documentation, you agree that you have read, understood,
+# and will comply with the following terms and conditions:
+#
+# Permission to use, copy, modify, and distribute this software and
+# its associated documentation for any purpose and without fee is
+# hereby granted, provided that the above copyright notice appears in
+# all copies, and that both that copyright notice and this permission
+# notice appear in supporting documentation, and that the name of
+# Secret Labs AB or the author not be used in advertising or publicity
+# pertaining to distribution of the software without specific, written
+# prior permission.
+#
+# SECRET LABS AB AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
+# TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT-
+# ABILITY AND FITNESS. IN NO EVENT SHALL SECRET LABS AB OR THE AUTHOR
+# BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
+# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+# OF THIS SOFTWARE.
+# --------------------------------------------------------------------
+
+import gettext
+import xmlrpclib
+import httplib
+import socket
+
+translation = gettext.translation('xen-xm', fallback = True)
+
+class Failure(Exception):
+ def __init__(self, details):
+ try:
+ # If this failure is MESSAGE_PARAMETER_COUNT_MISMATCH, then we
+ # correct the return values here, to account for the fact that we
+ # transparently add the session handle as the first argument.
+ if details[0] == 'MESSAGE_PARAMETER_COUNT_MISMATCH':
+ details[2] = str(int(details[2]) - 1)
+ details[3] = str(int(details[3]) - 1)
+
+ self.details = details
+ except Exception, exn:
+ self.details = ['INTERNAL_ERROR', 'Client-side: ' + str(exn)]
+
+ def __str__(self):
+ try:
+ return translation.ugettext(self.details[0]) % self._details_map()
+ except TypeError, exn:
+ return "Message database broken: %s.
Xen-API failure: %s" %
+ (exn, str(self.details))
+ except Exception, exn:
+ import sys
+ print >>sys.stderr, exn
+ return "Xen-API failure: %s" % str(self.details)
+
+ def _details_map(self):
+ return dict([(str(i), self.details[i])
+ for i in range(len(self.details))])
+
+
+_RECONNECT_AND_RETRY = (lambda _ : ())
+
+class UDSHTTPConnection(httplib.HTTPConnection):
+ """ Stupid hacked up HTTPConnection subclass to allow HTTP over Unix domain
+ sockets. """
+ def connect(self):
+ path = self.host.replace("_", "/")
+ self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+ self.sock.connect(path)
+
+class UDSHTTP(httplib.HTTP):
+ _connection_class = UDSHTTPConnection
+
+class UDSTransport(xmlrpclib.Transport):
+ def make_connection(self, host):
+ return UDSHTTP(host)
+
+class Session(xmlrpclib.ServerProxy):
+ """A server proxy and session manager for communicating with Xend using
+ the Xen-API.
+
+ Example:
+
+ session = Session('http://localhost:9363/')
+ session.login_with_password('me', 'mypassword')
+ session.xenapi.VM.start(vm_uuid)
+ session.xenapi.session.logout()
+
+ For now, this class also supports the legacy XML-RPC API, using
+ session.xend.domain('Domain-0') and similar. This support will disappear
+ once there is a working Xen-API replacement for every call in the legacy
+ API.
+ """
+
+ def __init__(self, uri, transport=None, encoding=None, verbose=0,
+ allow_none=1):
+ xmlrpclib.ServerProxy.__init__(self, uri, transport, encoding,
+ verbose, allow_none)
+ self._session = None
+ self.last_login_method = None
+ self.last_login_params = None
+
+
+ def xenapi_request(self, methodname, params):
+ if methodname.startswith('login'):
+ self._login(methodname, params)
+ return None
+ else:
+ retry_count = 0
+ while retry_count < 3:
+ full_params = (self._session,) + params
+ result = _parse_result(getattr(self, methodname)(*full_params))
+ if result == _RECONNECT_AND_RETRY:
+ retry_count += 1
+ if self.last_login_method:
+ self._login(self.last_login_method,
+ self.last_login_params)
+ else:
+ raise xmlrpclib.Fault(401, 'You must log in')
+ else:
+ return result
+ raise xmlrpclib.Fault(
+ 500, 'Tried 3 times to get a valid session, but failed')
+
+
+ def _login(self, method, params):
+ result = _parse_result(getattr(self, 'session.%s' % method)(*params))
+ if result == _RECONNECT_AND_RETRY:
+ raise xmlrpclib.Fault(
+ 500, 'Received SESSION_INVALID when logging in')
+ self._session = result
+ self.last_login_method = method
+ self.last_login_params = params
+
+
+ def __getattr__(self, name):
+ if name == 'xenapi':
+ return _Dispatcher(self.xenapi_request, None)
+ elif name.startswith('login'):
+ return lambda *params: self._login(name, params)
+ else:
+ return xmlrpclib.ServerProxy.__getattr__(self, name)
+
+def xapi_local():
+ return Session("http://_var_xapi_xapi/", transport=UDSTransport())
+
+def _parse_result(result):
+ if type(result) != dict or 'Status' not in result:
+ raise xmlrpclib.Fault(500, 'Missing Status in response from server' + result)
+ if result['Status'] == 'Success':
+ if 'Value' in result:
+ return result['Value']
+ else:
+ raise xmlrpclib.Fault(500,
+ 'Missing Value in response from server')
+ else:
+ if 'ErrorDescription' in result:
+ if result['ErrorDescription'][0] == 'SESSION_INVALID':
+ return _RECONNECT_AND_RETRY
+ else:
+ raise Failure(result['ErrorDescription'])
+ else:
+ raise xmlrpclib.Fault(
+ 500, 'Missing ErrorDescription in response from server')
+
+
+# Based upon _Method from xmlrpclib.
+class _Dispatcher:
+ def __init__(self, send, name):
+ self.__send = send
+ self.__name = name
+
+ def __repr__(self):
+ if self.__name:
+ return '<XenAPI._Dispatcher for %s>' % self.__name
+ else:
+ return '<XenAPI._Dispatcher>'
+
+ def __getattr__(self, name):
+ if self.__name is None:
+ return _Dispatcher(self.__send, name)
+ else:
+ return _Dispatcher(self.__send, "%s.%s" % (self.__name, name))
+
+ def __call__(self, *args):
+ return self.__send(self.__name, args)
diff --git a/fence/agents/xenapi/XenAPI.py b/fence/agents/xenapi/XenAPI.py
deleted file mode 100755
index 4f27ef5..0000000
--- a/fence/agents/xenapi/XenAPI.py
+++ /dev/null
@@ -1,209 +0,0 @@
-#================================================= ===========================
-# This library is free software; you can redistribute it and/or
-# modify it under the terms of version 2.1 of the GNU Lesser General Public
-# License as published by the Free Software Foundation.
-#
-# This library 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
-# Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public
-# License along with this library; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-#================================================= ===========================
-# Copyright (C) 2006 XenSource Inc.
-#================================================= ===========================
-#
-# Parts of this file are based upon xmlrpclib.py, the XML-RPC client
-# interface included in the Python distribution.
-#
-# Copyright (c) 1999-2002 by Secret Labs AB
-# Copyright (c) 1999-2002 by Fredrik Lundh
-#
-# By obtaining, using, and/or copying this software and/or its
-# associated documentation, you agree that you have read, understood,
-# and will comply with the following terms and conditions:
-#
-# Permission to use, copy, modify, and distribute this software and
-# its associated documentation for any purpose and without fee is
-# hereby granted, provided that the above copyright notice appears in
-# all copies, and that both that copyright notice and this permission
-# notice appear in supporting documentation, and that the name of
-# Secret Labs AB or the author not be used in advertising or publicity
-# pertaining to distribution of the software without specific, written
-# prior permission.
-#
-# SECRET LABS AB AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
-# TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT-
-# ABILITY AND FITNESS. IN NO EVENT SHALL SECRET LABS AB OR THE AUTHOR
-# BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
-# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
-# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
-# OF THIS SOFTWARE.
-# --------------------------------------------------------------------
-
-import gettext
-import xmlrpclib
-import httplib
-import socket
-
-translation = gettext.translation('xen-xm', fallback = True)
-
-class Failure(Exception):
- def __init__(self, details):
- try:
- # If this failure is MESSAGE_PARAMETER_COUNT_MISMATCH, then we
- # correct the return values here, to account for the fact that we
- # transparently add the session handle as the first argument.
- if details[0] == 'MESSAGE_PARAMETER_COUNT_MISMATCH':
- details[2] = str(int(details[2]) - 1)
- details[3] = str(int(details[3]) - 1)
-
- self.details = details
- except Exception, exn:
- self.details = ['INTERNAL_ERROR', 'Client-side: ' + str(exn)]
-
- def __str__(self):
- try:
- return translation.ugettext(self.details[0]) % self._details_map()
- except TypeError, exn:
- return "Message database broken: %s.
Xen-API failure: %s" %
- (exn, str(self.details))
- except Exception, exn:
- import sys
- print >>sys.stderr, exn
- return "Xen-API failure: %s" % str(self.details)
-
- def _details_map(self):
- return dict([(str(i), self.details[i])
- for i in range(len(self.details))])
-
-
-_RECONNECT_AND_RETRY = (lambda _ : ())
-
-class UDSHTTPConnection(httplib.HTTPConnection):
- """ Stupid hacked up HTTPConnection subclass to allow HTTP over Unix domain
- sockets. """
- def connect(self):
- path = self.host.replace("_", "/")
- self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
- self.sock.connect(path)
-
-class UDSHTTP(httplib.HTTP):
- _connection_class = UDSHTTPConnection
-
-class UDSTransport(xmlrpclib.Transport):
- def make_connection(self, host):
- return UDSHTTP(host)
-
-class Session(xmlrpclib.ServerProxy):
- """A server proxy and session manager for communicating with Xend using
- the Xen-API.
-
- Example:
-
- session = Session('http://localhost:9363/')
- session.login_with_password('me', 'mypassword')
- session.xenapi.VM.start(vm_uuid)
- session.xenapi.session.logout()
-
- For now, this class also supports the legacy XML-RPC API, using
- session.xend.domain('Domain-0') and similar. This support will disappear
- once there is a working Xen-API replacement for every call in the legacy
- API.
- """
-
- def __init__(self, uri, transport=None, encoding=None, verbose=0,
- allow_none=1):
- xmlrpclib.ServerProxy.__init__(self, uri, transport, encoding,
- verbose, allow_none)
- self._session = None
- self.last_login_method = None
- self.last_login_params = None
-
-
- def xenapi_request(self, methodname, params):
- if methodname.startswith('login'):
- self._login(methodname, params)
- return None
- else:
- retry_count = 0
- while retry_count < 3:
- full_params = (self._session,) + params
- result = _parse_result(getattr(self, methodname)(*full_params))
- if result == _RECONNECT_AND_RETRY:
- retry_count += 1
- if self.last_login_method:
- self._login(self.last_login_method,
- self.last_login_params)
- else:
- raise xmlrpclib.Fault(401, 'You must log in')
- else:
- return result
- raise xmlrpclib.Fault(
- 500, 'Tried 3 times to get a valid session, but failed')
-
-
- def _login(self, method, params):
- result = _parse_result(getattr(self, 'session.%s' % method)(*params))
- if result == _RECONNECT_AND_RETRY:
- raise xmlrpclib.Fault(
- 500, 'Received SESSION_INVALID when logging in')
- self._session = result
- self.last_login_method = method
- self.last_login_params = params
-
-
- def __getattr__(self, name):
- if name == 'xenapi':
- return _Dispatcher(self.xenapi_request, None)
- elif name.startswith('login'):
- return lambda *params: self._login(name, params)
- else:
- return xmlrpclib.ServerProxy.__getattr__(self, name)
-
-def xapi_local():
- return Session("http://_var_xapi_xapi/", transport=UDSTransport())
-
-def _parse_result(result):
- if type(result) != dict or 'Status' not in result:
- raise xmlrpclib.Fault(500, 'Missing Status in response from server' + result)
- if result['Status'] == 'Success':
- if 'Value' in result:
- return result['Value']
- else:
- raise xmlrpclib.Fault(500,
- 'Missing Value in response from server')
- else:
- if 'ErrorDescription' in result:
- if result['ErrorDescription'][0] == 'SESSION_INVALID':
- return _RECONNECT_AND_RETRY
- else:
- raise Failure(result['ErrorDescription'])
- else:
- raise xmlrpclib.Fault(
- 500, 'Missing ErrorDescription in response from server')
-
-
-# Based upon _Method from xmlrpclib.
-class _Dispatcher:
- def __init__(self, send, name):
- self.__send = send
- self.__name = name
-
- def __repr__(self):
- if self.__name:
- return '<XenAPI._Dispatcher for %s>' % self.__name
- else:
- return '<XenAPI._Dispatcher>'
-
- def __getattr__(self, name):
- if self.__name is None:
- return _Dispatcher(self.__send, name)
- else:
- return _Dispatcher(self.__send, "%s.%s" % (self.__name, name))
-
- def __call__(self, *args):
- return self.__send(self.__name, args)
--
1.7.0.4


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