def create_object_identity(self, **kwargs):
"""
:param
oid: **REQUIRED** OID or MibSymbol
value: **OPTION** value for snmp set
:return: ObjectIdentity
"""
t.log("DEBUG", "Entering 'create_object_identity'\n"+__file__)
oid = kwargs.get('oid')
value = kwargs.get('value')
oidre = re.match(r'(.*)::(.*)\.(.*)', oid)
mib_name = ''
oid_name = ''
if oidre:
mib_name = oidre.group(1)
oid_name = oidre.group(2)
oid_index = oidre.group(3)
object_identity = ObjectIdentity(
mib_name, oid_name, oid_index).addAsn1MibSource(self.mibs_dir)
else:
oidre = re.match('(.*)::(.*)', oid)
if oidre:
mib_name = oidre.group(1)
oid_name = oidre.group(2)
object_identity = ObjectIdentity(mib_name, oid_name).addAsn1MibSource(self.mibs_dir)
if re.match(r'^([0-9]*\.)*[0-9]*$', oid):
object_identity = ObjectIdentity(oid).addAsn1MibSource(
self.mibs_dir)
elif re.match(r'^([a-z A-Z 0-9 \-]*\.)*[a-z A-Z 0-9 \-]*$', oid):
from pysnmp.smi import builder, view
mibbuilder = builder.MibBuilder()
mibviewcontroller = view.MibViewController(mibbuilder)
objectidentity1 = ObjectIdentity(oid)
objectidentity1.resolveWithMib(mibviewcontroller)
oid = '.'.join(map(str, objectidentity1.getOid().asTuple()))
object_identity = ObjectIdentity(oid).addAsn1MibSource(
self.mibs_dir)
if self.mibs_custom_dir:
t.log('DEBUG', "Created Object Identity with custom mib directory: "+self.mibs_custom_dir)
object_identity = object_identity.addMibSource(self.mibs_custom_dir)
if value:
object_type = ObjectType(object_identity, value)
else:
object_type = ObjectType(object_identity)
return object_type
def getStrOidByNumOid(self, num_oid):
try:
num_oid = self.cleanNumOid(num_oid)
num_segment_count = len(num_oid.split('.')) # verification later
x = ObjectIdentity(num_oid)
x.resolveWithMib(self.mibView)
str_oid = str.join('.', x.getLabel())
str_segment_count = len(str_oid.split('.'))
# Ensure the check allows for oids ending with '.0' denoting
# scaler value, which is non-named segment
if (num_segment_count
== str_segment_count) or (num_segment_count
== str_segment_count + 1):
return str_oid
else:
return None
except Exception as e:
# Not all OIDs can be decoded, esp if the MIBs have not been loaded
print(e)
return None