2 # Functions for interacting with the events table in the database
4 # Tony Mack <tmack@cs.princeton.edu>
5 # Copyright (C) 2006 The Trustees of Princeton University
8 from PLC.Faults import *
9 from PLC.Parameter import Parameter
10 from PLC.Filter import Filter
11 from PLC.Debug import profile
12 from PLC.Table import Row, Table
16 Representation of a row in the events table.
20 primary_key = 'event_id'
22 'event_id': Parameter(int, "Event identifier"),
23 'person_id': Parameter(int, "Identifier of person responsible for event, if any"),
24 'node_id': Parameter(int, "Identifier of node responsible for event, if any"),
25 'auth_type': Parameter(int, "Type of auth used. i.e. AuthMethod"),
26 'fault_code': Parameter(int, "Event fault code"),
27 'call_name': Parameter(str, "Call responsible for this event"),
28 'call': Parameter(str, "Call responsible for this event, including paramters"),
29 'message': Parameter(str, "High level description of this event"),
30 'runtime': Parameter(float, "Runtime of event"),
31 'time': Parameter(int, "Date and time that the event took place, in seconds since UNIX epoch", ro = True),
32 'object_ids': Parameter([int], "IDs of objects affected by this event"),
33 'object_types': Parameter([str], "What type of object were affected by this event")
36 def add_object(self, object_type, object_id, commit = True):
38 Relate object to this event.
41 assert 'event_id' in self
43 event_id = self['event_id']
45 if 'object_ids' not in self:
46 self['object_ids'] = []
48 if object_id not in self['object_ids']:
49 self.api.db.do("INSERT INTO event_object (event_id, object_id, object_type)" \
50 " VALUES(%(event_id)d, %(object_id)d, %(object_type)s)",
56 self['object_ids'].append(object_id)
60 Representation of row(s) from the events table in the database.
63 def __init__(self, api, event_filter = None, columns = None):
64 Table.__init__(self, api, Event, columns)
66 sql = "SELECT %s FROM view_events WHERE True" % \
67 ", ".join(self.columns)
69 if event_filter is not None:
70 if isinstance(event_filter, (list, tuple, set, int, long)):
71 event_filter = Filter(Event.fields, {'event_id': event_filter})
72 elif isinstance(event_filter, dict):
73 event_filter = Filter(Event.fields, event_filter)
75 raise PLCInvalidArgument, "Wrong event object filter %r"%event_filter
76 sql += " AND (%s) %s" % event_filter.sql(api)