# Tony Mack <tmack@cs.princeton.edu>
# Copyright (C) 2006 The Trustees of Princeton University
#
+# $Id: Events.py 5574 2007-10-25 20:33:17Z thierry $
#
+
from PLC.Faults import *
from PLC.Parameter import Parameter
+from PLC.Filter import Filter
from PLC.Debug import profile
from PLC.Table import Row, Table
class Event(Row):
- """
- Representation of a row in the events table.
- """
-
- table_name = 'events'
- primary_key = 'event_id'
- fields = {
- 'event_id': Parameter(int, "Event identifier"),
- 'person_id': Parameter(int, "Identifier of person responsible for event"),
- 'event_type': Parameter(str, "Type of event"),
- 'object_type': Parameter(str, "Type of object affected by this event"),
- 'fault_code': Parameter(int, "Event fault code"),
- 'call': Parameter(str, "Call responsible for this event"),
- 'time': Parameter(str, "Date/Time the event took place"),
- 'object_ids': Parameter([int], "Ids of objects affected by this event")
- }
-
- def __init__(self, api, fields = {}):
- Row.__init__(self, fields)
- self.api = api
+ """
+ Representation of a row in the events table.
+ """
+
+ table_name = 'events'
+ primary_key = 'event_id'
+ fields = {
+ 'event_id': Parameter(int, "Event identifier"),
+ 'person_id': Parameter(int, "Identifier of person responsible for event, if any"),
+ 'node_id': Parameter(int, "Identifier of node responsible for event, if any"),
+ 'auth_type': Parameter(int, "Type of auth used. i.e. AuthMethod"),
+ 'fault_code': Parameter(int, "Event fault code"),
+ 'call_name': Parameter(str, "Call responsible for this event"),
+ 'call': Parameter(str, "Call responsible for this event, including paramters"),
+ 'message': Parameter(str, "High level description of this event"),
+ 'runtime': Parameter(float, "Runtime of event"),
+ 'time': Parameter(int, "Date and time that the event took place, in seconds since UNIX epoch", ro = True),
+ 'object_ids': Parameter([int], "IDs of objects affected by this event"),
+ 'object_types': Parameter([str], "What type of object were affected by this event")
+ }
-
+ def add_object(self, object_type, object_id, commit = True):
+ """
+ Relate object to this event.
+ """
-class Events(Table):
- """
- Representation of row(s) from the events table in the database.
- """
+ assert 'event_id' in self
+
+ event_id = self['event_id']
- def __init__(self, api, event_ids = None, person_ids = None, event_types = None, \
- object_types = None, object_ids = None, fault_codes = None):
-
- self.api = api
-
- sql = "SELECT %s from view_events WHERE True" % ", ".join(Event.fields)
-
- if event_ids:
- sql += " AND event_id IN (%s)" % ", ".join(map(str, event_ids))
+ if 'object_ids' not in self:
+ self['object_ids'] = []
- if person_ids:
- sql += " AND person_id IN (%s)" % ", ".join(map(str, person_ids))
-
- if object_ids:
- sql += " AND object_ids in (%s)" % ", ".join(map(str, object_ids))
+ if object_id not in self['object_ids']:
+ self.api.db.do("INSERT INTO event_object (event_id, object_id, object_type)" \
+ " VALUES(%(event_id)d, %(object_id)d, %(object_type)s)",
+ locals())
+
+ if commit:
+ self.api.db.commit()
+
+ self['object_ids'].append(object_id)
+
+class Events(Table):
+ """
+ Representation of row(s) from the events table in the database.
+ """
- if event_types:
- sql += " AND event_type in (%s)" % ", ".join(api.db.quote(event_types))
+ def __init__(self, api, event_filter = None, columns = None):
+ Table.__init__(self, api, Event, columns)
- if object_types:
- sql += " AND object_type in (%s)" % ", ".join(api.db.quote(object_types))
+ sql = "SELECT %s FROM view_events WHERE True" % \
+ ", ".join(self.columns)
- rows = self.api.db.selectall(sql)
-
- for row in rows:
- self[row['event_id']] = event = Event(api, row)
- for aggregate in ['object_ids']:
- if not event.has_key(aggregate) or event[aggregate] is None:
- event[aggregate] = []
- else:
- elements = event[aggregate].split(',')
- try:
- event[aggregate] = map(int, elements)
- except ValueError:
- event[aggregate] = elements
+ if event_filter is not None:
+ if isinstance(event_filter, (list, tuple, set)):
+ event_filter = Filter(Event.fields, {'event_id': event_filter})
+ elif isinstance(event_filter, dict):
+ event_filter = Filter(Event.fields, event_filter)
+ sql += " AND (%s) %s" % event_filter.sql(api)
+# with new filtering, caller needs to set this explicitly
+# sql += " ORDER BY %s" % Event.primary_key
+ self.selectall(sql)