def get_events(self, options):
"""
Generator returning active events
"""
c = ActiveEvent.objects.all()
trap_oid = None
syslog_re = None
profile = options["profile"]
if options["event"]:
c = c.filter(id=ObjectId(options["event"]))
if options["object"]:
try:
o = ManagedObject.objects.get(name=options["object"])
except ManagedObject.DoesNotExist:
self.die("Object not found: %s" % options["object"])
c = c.filter(managed_object=o.id)
if options["selector"]:
try:
s = ManagedObjectSelector.objects.get(name=options["selector"])
except ManagedObjectSelector.DoesNotExist:
self.die("Selector not found: %s" % options["selector"])
c = c.filter(
managed_object__in=[mo.id for mo in s.managed_objects])
if options["class"]:
o = EventClass.objects.filter(name=options["class"]).first()
if not o:
self.die("Event class not found: %s" % options["class"])
c = c.filter(event_class=o.id)
if options["trap"]:
if is_oid(options["trap"]):
trap_oid = options["trap"]
else:
trap_oid = MIB.get_oid(options["trap"])
if trap_oid is None:
self.die("Cannot find OID for %s" % options["trap"])
c = c.filter(raw_vars__source="SNMP Trap")
if options["syslog"]:
try:
syslog_re = re.compile(options["syslog"], re.IGNORECASE)
except Exception as e:
self.die("Invalid RE: %s" % str(e))
c = c.filter(raw_vars__source="syslog")
for e in c:
if profile:
if not e.managed_object.profile == Profile[profile]:
continue
if trap_oid:
if ("source" in e.raw_vars
and e.raw_vars["source"] == "SNMP Trap"
and "1.3.6.1.6.3.1.1.4.1.0" in e.raw_vars
and e.raw_vars["1.3.6.1.6.3.1.1.4.1.0"] == trap_oid):
yield e
elif syslog_re:
if ("source" in e.raw_vars and e.raw_vars["source"] == "syslog"
and "message" in e.raw_vars
and syslog_re.search(e.raw_vars["message"])):
yield e
else:
yield e
def lookup(self, oid):
"""
Convert oid to symbolic name and vise versa
:param oid:
:return:
"""
if self.rx_oid.match(oid):
# oid -> name
name = MIB.get_name(oid)
oid = oid
else:
name = oid
oid = MIB.get_oid(name)
if oid and name:
return {"status": True, "oid": oid, "name": name}
return {"status": False}
