def __call__(self, req):
"""Generate a WSGI response based on the exception passed to ctor."""
code = self.wrapped_exc.status_int
message = self.wrapped_exc.explanation
if code == 501:
message = "The requested function is not supported"
code = str(code)
if "AWSAccessKeyId" not in req.params:
raise webob.exc.HTTPBadRequest()
user_id, _sep, project_id = req.params["AWSAccessKeyId"].partition(":")
project_id = project_id or user_id
remote_address = getattr(req, "remote_address", "127.0.0.1")
if FLAGS.use_forwarded_for:
remote_address = req.headers.get("X-Forwarded-For", remote_address)
ctxt = context.RequestContext(user_id, project_id, remote_address=remote_address)
resp = webob.Response()
resp.status = self.wrapped_exc.status_int
resp.headers["Content-Type"] = "text/xml"
resp.body = str(
'<?xml version="1.0"?>\n'
"<Response><Errors><Error><Code>%s</Code>"
"<Message>%s</Message></Error></Errors>"
"<RequestID>%s</RequestID></Response>"
% (utils.utf8(code), utils.utf8(message), utils.utf8(ctxt.request_id))
)
return resp
def cloudwatch_error(req, request_id, code, message):
"""Helper to send an cloudwatch_compatible error"""
LOG.error(_('%(code)s: %(message)s') % locals())
resp = webob.Response()
resp.status = code
resp.headers['Content-Type'] = 'text/xml'
resp.body = str('<?xml version="1.0"?>\n'
'<ErrorResponse xmlns="http://monitoring.amazonaws.com/doc/2010-08-01/">'
'<Error><Code>%s</Code><Message>%s</Message></Error>'
'<RequestId>%s</RequestId></ErrorResponse>' %
(code, utils.utf8(message), utils.utf8(request_id)))
return resp
def cloudwatch_error(req, request_id, code, message):
"""Helper to send an cloudwatch_compatible error"""
LOG.error(_('%(code)s: %(message)s') % locals())
resp = webob.Response()
resp.status = code
resp.headers['Content-Type'] = 'text/xml'
resp.body = str('<?xml version="1.0"?>\n'
'<ErrorResponse xmlns="http://monitoring.amazonaws.com/doc/2010-08-01/">'
'<Error><Code>%s</Code><Message>%s</Message></Error>'
'<RequestId>%s</RequestId></ErrorResponse>' %
(code, utils.utf8(message), utils.utf8(request_id)))
return resp
def ec2_error_response(request_id, code, message, status=500):
"""Helper to construct an EC2 compatible error reposne."""
LOG.debug(_('EC2 error response: %(code)s: %(message)s') %
{'code': code, 'message': message})
resp = webob.Response()
resp.status = status
resp.headers['Content-Type'] = 'text/xml'
resp.body = str('<?xml version="1.0"?>\n'
'<ErrorResponse xmlns="http://monitoring.amazonaws.com/doc/2010-08-01/">'
'<Error><Code>%s</Code><Message>%s</Message></Error>'
'<RequestId>%s</RequestId></ErrorResponse>' %
(utils.xhtml_escape(utils.utf8(code)),
utils.xhtml_escape(utils.utf8(message)),
utils.xhtml_escape(utils.utf8(request_id))))
return resp
def parse_filter(filter_dict):
if not filter_dict:
return None
full_filter, name_filter, value_filter = [], [], []
for k, v in filter_dict.iteritems():
k, v = utils.utf8(k), utils.utf8(v)
if k and v:
full_filter.append((k, v))
elif k and not v:
name_filter.append(k)
elif not k and v:
value_filter.append(v)
else:
msg = "Invalid dimension filter - both name and value "\
"can not be empty."
raise exception.InvalidRequest(msg)
return full_filter, name_filter, value_filter
def parse_filter(filter_dict):
if not filter_dict:
return None
full_filter, name_filter, value_filter = [], [], []
for k, v in filter_dict.iteritems():
k, v = utils.utf8(k), utils.utf8(v)
if k and v:
full_filter.append((k, v))
elif k and not v:
name_filter.append(k)
elif not k and v:
value_filter.append(v)
else:
msg = "Invalid dimension filter - both name and value "\
"can not be empty."
raise exception.InvalidRequest(msg)
return full_filter, name_filter, value_filter
def apply_filter(metric, filters):
if not filters:
return True
dimensions = metric.get('dimensions')
dimensions = json.loads(dimensions) if dimensions else {}
full_filter, name_filter, value_filter = filters
if full_filter:
if not set(full_filter).issubset(set(dimensions.items())):
return False
if name_filter:
if set(dimensions.keys()) != set(name_filter):
return False
if value_filter:
for v_in_dim in dimensions.values():
for v in value_filter:
if v in utils.utf8(v_in_dim):
return True
return False
return True
def apply_filter(metric, filters):
if not filters:
return True
dimensions = metric.get('dimensions')
dimensions = json.loads(dimensions) if dimensions else {}
full_filter, name_filter, value_filter = filters
if full_filter:
if not set(full_filter).issubset(set(dimensions.items())):
return False
if name_filter:
if set(dimensions.keys()) != set(name_filter):
return False
if value_filter:
for v_in_dim in dimensions.values():
for v in value_filter:
if v in utils.utf8(v_in_dim):
return True
return False
return True
def _build_mc_key(self, user, role, project=None):
key_parts = ['rolecache', User.safe_id(user), str(role)]
if project:
key_parts.append(Project.safe_id(project))
return utils.utf8('-'.join(key_parts))
def _build_mc_key(self, user, role, project=None):
key_parts = ['rolecache', User.safe_id(user), str(role)]
if project:
key_parts.append(Project.safe_id(project))
return utils.utf8('-'.join(key_parts))