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6ebb6de107
Modern SNMP devices may require AES. Unfortunately, older ones may refuse AES. For compatibility, continue to default to DES, but allow AES to be indicated in attributes.
90 lines
3.4 KiB
Python
90 lines
3.4 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2017 Lenovo
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import confluent.util as util
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import confluent.noderange as noderange
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import confluent.collective.manager as collective
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def get_switchcreds(configmanager, switches):
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switchcfg = configmanager.get_node_attributes(
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switches, ('secret.hardwaremanagementuser', 'secret.snmpcommunity',
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'secret.hardwaremanagementpassword', 'snmp.privacyprotocol',
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'collective.managercandidates'), decrypt=True)
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switchauth = []
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for switch in switches:
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if not switch:
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continue
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candmgrs = switchcfg.get(switch, {}).get('collective.managercandidates', {}).get('value', None)
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if candmgrs:
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try:
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candmgrs = noderange.NodeRange(candmgrs, configmanager).nodes
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except Exception:
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candmgrs = noderange.NodeRange(candmgrs).nodes
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if collective.get_myname() not in candmgrs:
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continue
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switchparms = switchcfg.get(switch, {})
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user = None
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password = switchparms.get(
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'secret.snmpcommunity', {}).get('value', None)
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if not password:
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password = switchparms.get(
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'secret.hardwaremanagementpassword', {}).get('value',
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'public')
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user = switchparms.get(
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'secret.hardwaremanagementuser', {}).get('value', None)
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if not user:
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user = None
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privacy_protocol = switchparms.get(
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'snmp.privacyprotocol', {}).get('value', None)
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switchauth.append((switch, password, user, configmanager, privacy_protocol))
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return switchauth
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def list_switches(configmanager):
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nodelocations = configmanager.get_node_attributes(
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configmanager.list_nodes(), ('type', 'net*.switch', 'net*.switchport'))
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switches = set([])
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for node in nodelocations:
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cfg = nodelocations[node]
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if cfg.get('type', {}).get('value', None) == 'switch':
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switches.add(node)
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for attr in cfg:
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if not attr.endswith('.switch') or 'value' not in cfg[attr]:
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continue
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curswitch = cfg[attr].get('value', None)
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if not curswitch:
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continue
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switches.add(curswitch)
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return util.natural_sort(switches)
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def get_portnamemap(conn):
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ifnamemap = {}
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havenames = False
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for vb in conn.walk('1.3.6.1.2.1.31.1.1.1.1'):
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ifidx, ifname = vb
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if not ifname:
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continue
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havenames = True
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ifidx = int(str(ifidx).rsplit('.', 1)[1])
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ifnamemap[ifidx] = str(ifname)
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if not havenames:
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for vb in conn.walk('1.3.6.1.2.1.2.2.1.2'):
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ifidx, ifname = vb
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ifidx = int(str(ifidx).rsplit('.', 1)[1])
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ifnamemap[ifidx] = str(ifname)
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return ifnamemap
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