def __init__(self, host, port, timeout, retries, community):
"""
Starts a SNMP V2 connection with the given parameters
Args:
host (str): The host to interact with SNMP
port (int): The port on the host
timeout (int): Non-zero seconds to wait for connection and replies
retries (int): The number of times to retry a failed query
community (str): The community string to use
Returns:
None: The session is initiated and stored locally
"""
super(PanoptesSNMPV2Connection, self).__init__(host, port, timeout, retries)
assert PanoptesValidators.valid_nonempty_string(community), u'community_string must a non-empty string'
self._community = community
try:
self._easy_snmp_session = easysnmp.Session(hostname=self._host, remote_port=self._port,
timeout=self._timeout, retries=self._retries,
version=2, use_numeric=True,
community=self._community)
except Exception as e:
raise self._wrap_panoptes_snmp_exception(e)
def __init__(self, host, port, timeout, retries, context, our_identity, their_identity):
"""
Starts a SNMP V3 connection with the given parameters - works only with TLS
Args:
host (str): The host to interact with SNMP
port (int): The port on the host
timeout (int): Non-zero seconds to wait for connection and replies
retries (int): The number of times to retry a failed query
context (str): A non-empty SNMP v3 context
our_identity (str): The fingerprint or filename of the certificate to present to the host
their_identity (str): The fingerprint or filename of the certificate to expect from the host
Returns:
None: The session is initiated and stored locally
"""
super(PanoptesSNMPV3TLSConnection, self).__init__(host, port, timeout, retries)
assert PanoptesValidators.valid_nonempty_string(context), u'context must be a non-empty string'
assert PanoptesValidators.valid_nonempty_string(our_identity), u'our_identity must be a non-empty string'
assert PanoptesValidators.valid_nonempty_string(their_identity), u'their_identity must be a non-empty string'
self._context = context
self._our_identity = our_identity
self._their_identity = their_identity
try:
self._easy_snmp_session = easysnmp.Session(hostname=self._host, remote_port=self._port,
timeout=self._timeout, retries=self._retries,
version=3, use_numeric=True,
transport=u'tlstcp',
context=self._context,
our_identity=self._our_identity,
their_identity=self._their_identity)
except Exception as e:
raise self._wrap_panoptes_snmp_exception(e)
def sess_v3():
return yahoo_panoptes_snmp.Session(**sess_v3_args())