def post(self, res_id):
""" Creates a new session and returns its ID
# POST http://<proxy>/sessions/
# Request Headers: { Authorization: <signed_ticket> }
# Response Headers: { 'session_id': session_id }
"""
session_id = auth.get_session_attribute(self.request, auth.SESSION_ID)
response = server.response(200)
response.headers[auth.SESSION_ID] = session_id
return response
def get_resource_id(self, request):
resource_id = request.path_info_pop()
if request.path_info:
# No extra url path allowed!
raise exc.HTTPBadRequest("Invalid resource path")
# The requested image resource must match the one in the ticket
try:
uuid.UUID(resource_id)
except ValueError:
raise exc.HTTPBadRequest(
"Invalid format for requested resource or no resource specified"
)
if (resource_id != auth.get_session_attribute(
request, auth.SESSION_TRANSFER_TICKET)):
raise exc.HTTPBadRequest(
"Requested resource must match transfer ticket")
return resource_id
def get_imaged_url(self, request):
uri = auth.get_session_attribute(request, auth.SESSION_IMAGED_HOST_URI)
ticket = auth.get_session_attribute(request,
auth.SESSION_TRANSFER_TICKET)
return "{}/images/{}".format(uri, ticket)
