| import json |
| from synchronizers.metronetwork.invokers.invoker import Invoker |
| from services.metronetwork.models import ServiceSpoke |
| from services.metronetwork.models import BandwidthProfile |
| from services.metronetwork.models import NetworkEdgeToEdgePointConnection |
| |
| class VnodGlobalServiceInvoker(Invoker): |
| |
| def __init__(self, **args): |
| pass |
| |
| # Method for handline pre save semantics |
| # content here would be model specific but could include handling Many-to-Many relationship |
| # creation - which must occur post save |
| # |
| # obj - Whatever obj was just saved |
| # returns - None - this is a pure invoke() call, return type is None |
| # |
| def presave(self, obj): |
| |
| if hasattr(obj, 'bwpname'): |
| bwprofile = BandwidthProfile.objects.get(name=obj.bwpname) |
| obj.bandwidthProfile = bwprofile |
| |
| if hasattr(obj, 'pointtopointsid'): |
| connection = NetworkEdgeToEdgePointConnection.objects.get(sid=obj.pointtopointsid) |
| obj.metronetworkpointtopoint = connection |
| |
| # Method for handline post save semantics |
| # content here would be model specific but could include handling Many-to-Many relationship |
| # creation - which must occur post save |
| # |
| # obj - Whatever obj was just saved |
| # returns - N/A - this is a pure invoke() call |
| # |
| def postsave(self, obj): |
| # |
| # Ok - we need to handle the multipoint many-to-many relationships in here |
| # |
| # By design convnetion we will look for them in the 'backend_register' object field |
| # this is a json field that is general purpose - we will expect to find a JSON array |
| # called 'eps' that just containts a reference to a bunch of NetworkEdgePorts |
| # |
| if hasattr(obj, 'spokes_createbuffer'): |
| scratchpad = json.loads(obj.spokes_createbuffer) |
| spokes = scratchpad['spokes'] |
| |
| for spokeid in spokes: |
| spoke = ServiceSpoke.objects.get(name=spokeid) |
| obj.spokes.add(spoke) |