def __init__(self, tag=None, request_id=None, error_status=None, error_index=None, variable_bindings=None):
if request_id is None:
# TODO: when Integer() is fixed, use wider range of values
request_id = Integer.from_int(randint(1 << 24, 1 << 31)).get_object()
assert isinstance(request_id.value, Integer)
self.request_id = request_id
if error_status is None:
error_status = Integer.from_int(ErrorStatus.no_error).get_object()
assert isinstance(error_status.value, Integer)
self.error_status = error_status
if error_index is None:
error_index = Integer.from_int(0).get_object()
assert isinstance(error_index.value, Integer)
self.error_index = error_index
assert variable_bindings is not None
self.variable_bindings = variable_bindings
Object.__init__(
self,
self.get_object_tag() if tag is None else tag,
[self.request_id, self.error_status, self.error_index, self.variable_bindings],
)
def __init__(self, version=None, community=None, pdu=None):
if version is None:
version = Integer.from_int(self.snmp_version).get_object()
if community is None:
community = OctetString(b'public').get_object()
if pdu is None:
pass
Object.__init__(self, ObjectTag(TagClassEnum.universal, True, UniversalClassTags.sequence_of),
[version, community, pdu])
self.version = version
self.community = community
self.pdu = pdu
def __init__(self, version=None, community=None, pdu=None):
if version is None:
version = Integer.from_int(self.snmp_version).get_object()
if community is None:
community = OctetString(b'public').get_object()
if pdu is None:
pass
Object.__init__(
self,
ObjectTag(TagClassEnum.universal, True,
UniversalClassTags.sequence_of),
[version, community, pdu])
self.version = version
self.community = community
self.pdu = pdu
def __init__(self, tag=None, request_id=None, error_status=None, error_index=None, variable_bindings=None):
if request_id is None:
# TODO: when Integer() is fixed, use wider range of values
request_id = Integer.from_int(randint(1 << 24, 1 << 31)).get_object()
assert isinstance(request_id.value, Integer)
self.request_id = request_id
if error_status is None:
error_status = Integer.from_int(ErrorStatus.no_error).get_object()
assert isinstance(error_status.value, Integer)
self.error_status = error_status
if error_index is None:
error_index = Integer.from_int(0).get_object()
assert isinstance(error_index.value, Integer)
self.error_index = error_index
assert variable_bindings is not None
self.variable_bindings = variable_bindings
Object.__init__(self, self.get_object_tag() if tag is None else tag,
[self.request_id, self.error_status, self.error_index, self.variable_bindings])
def decode(cls, buffer, offset=0):
"""Decodes SNMP packet
:param buffer:
:param offset:
"""
(obj, offset) = Object.decode(buffer, offset)
assert len(buffer) == offset
(version, community, pdu) = obj.value
assert pdu.tag.tag_class == TagClassEnum.context_specific
assert isinstance(community.value, OctetString)
if pdu.tag.tag_id in cls.pdus:
pdu = cls.pdus[pdu.tag.tag_id].from_object(pdu)
return cls(version, community, pdu)
def decode(cls, buffer, offset=0):
"""Decodes SNMP packet
:param buffer:
:param offset:
"""
(obj, offset) = Object.decode(buffer, offset)
assert len(buffer) == offset
(version, community, pdu) = obj.value
assert pdu.tag.tag_class == TagClassEnum.context_specific
assert isinstance(community.value, OctetString)
if pdu.tag.tag_id in cls.pdus:
pdu = cls.pdus[pdu.tag.tag_id].from_object(pdu)
return cls(version, community, pdu)
def get_object(self):
assert self.tag_id is not None
return Object(self.get_object_tag(), self)
