Add method get_lldp_neighbors_detail()
Provide a show lldp neighbors detail parser for gathering neighbor data from VyOS and EdgeOS routers using NAPALM Signed-off-by: Jan-Jonas Sämann <sprinterfreak@binary-kitchen.de>
This commit is contained in:
Jan-Jonas Sämann
parent
a5d3b94663
commit
50150768e1
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@ -608,6 +608,70 @@ class VyOSDriver(NetworkDriver):
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for match in re.finditer(pattern, output)
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}
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def get_lldp_neighbors_detail(self, interface=''):
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"""
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Parse LLDP neighbors
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'show lldp neighbor detail' output example: See unit tests
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"""
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output = self.device.send_command("show lldp neighbors detail")
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if 'Invalid command' in output:
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raise ValueError("Command not supported by network device")
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ifiter = re.finditer(r'(?s)Interface: +(?P<name>\S+), [^\n]+\n(?P<raw>.+?)\n--', output)
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neighbor_data = [
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{'parent_interface': ifi.group('name'), 'raw': ifi.group('raw')}
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for ifi in ifiter if not interface or interface == ifi.group('name')
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]
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del ifiter, output
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n_pattern = r'''(?s) +ChassisID: +mac +(?P<chassisid>\S+)
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+SysName: +(?P<sysname>\S+)
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+SysDescr: +(?P<sysdescr>.+?)
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.+?
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+PortID: +(?P<porttype>mac|ifname) +(?P<portid>\S+)
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+PortDescr: +(?P<portdescr>.+?)
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.+?'''
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caps_pattern = r' +Capability: +(?P<capab>\S+)(?:, +(?P<state>\S+))?\n'
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for neigh in neighbor_data:
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nb_data = re.search(n_pattern, neigh['raw'])
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if not nb_data:
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continue
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neigh['remote_chassis_id'] = nb_data.group('chassisid')
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neigh['remote_system_name'] = nb_data.group('sysname')
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neigh['remote_system_description'] = nb_data.group('sysdescr')
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# Neighbors with PortID type mac tend to have ifname in PortDescr
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if nb_data.group('porttype') == 'mac':
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neigh['remote_port'] = nb_data.group('portdescr')
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neigh['remote_port_description'] = nb_data.group('portid')
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else:
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neigh['remote_port'] = nb_data.group('portid')
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neigh['remote_port_description'] = nb_data.group('portdescr')
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nb_data = list(re.finditer(caps_pattern, neigh['raw']))
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if nb_data:
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neigh['remote_system_capab'] = [
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str(nb_item.group('capab')).lower()
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for nb_item in nb_data
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]
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neigh['remote_system_enable_capab'] = [
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str(nb_item.group('capab')).lower()
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for nb_item in nb_data if nb_item.group('state') == 'on'
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]
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del neigh['raw']
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# Neighbors, grouped by interface, filtered by interface arg
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return {
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ifneigh['parent_interface']: [
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neigh for neigh in neighbor_data
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if ifneigh['parent_interface'] == neigh['parent_interface']
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]
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for ifneigh in neighbor_data
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}
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def get_interfaces_counters(self):
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# 'rx_unicast_packet', 'rx_broadcast_packets', 'tx_unicast_packets',
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# 'tx_multicast_packets' and 'tx_broadcast_packets' are not implemented yet
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@ -0,0 +1 @@
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{"eth1": [{"parent_interface": "eth1", "remote_chassis_id": "56:98:09:09:09:09", "remote_system_name": "pve", "remote_system_description": "Debian GNU/Linux 10 (buster) Linux 5.4.78-2-pve #1 SMP PVE 5.4.78-2 (Thu, 03 Dec 2020 14:26:17 +0100) x86_64", "remote_port": "vmbr1", "remote_port_description": "16:44:c2:e1:7e:cf", "remote_system_capab": ["bridge", "router", "wlan", "station"], "remote_system_enable_capab": ["bridge"]}], "eth5": [{"parent_interface": "eth5", "remote_chassis_id": "50:f7:22:01:01:00", "remote_system_name": "cisco.switch", "remote_system_description": "Cisco IOS Software, C2960L Software (C2960L-UNIVERSALK9-M), Version 15.2(5c)E, RELEASE SOFTWARE (fc1)\nTechnical Support: http://www.cisco.com/techsupport\nCopyright (c) 1986-2016 by Cisco Systems, Inc.\nCompiled Tue 18-Oct-16 23:59 by prod_rel_team", "remote_port": "Gi0/25", "remote_port_description": "GigabitEthernet0/25", "remote_system_capab": ["bridge", "router"], "remote_system_enable_capab": ["bridge"]}]}
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@ -0,0 +1,38 @@
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-------------------------------------------------------------------------------
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LLDP neighbors:
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-------------------------------------------------------------------------------
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Interface: eth1, via: LLDP, RID: 1, Time: 0 day, 00:00:14
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Chassis:
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ChassisID: mac 56:98:09:09:09:09
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SysName: pve
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SysDescr: Debian GNU/Linux 10 (buster) Linux 5.4.78-2-pve #1 SMP PVE 5.4.78-2 (Thu, 03 Dec 2020 14:26:17 +0100) x86_64
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MgmtIP: 10.0.0.2
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MgmtIP: fe80::baac:6fff:fefe:1337
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Capability: Bridge, on
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Capability: Router, off
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Capability: Wlan, off
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Capability: Station, off
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Port:
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PortID: mac 16:44:c2:e1:7e:cf
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PortDescr: vmbr1
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TTL: 120
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-------------------------------------------------------------------------------
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Interface: eth5, via: LLDP, RID: 1, Time: 4 days, 04:46:13
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Chassis:
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ChassisID: mac 50:f7:22:01:01:00
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SysName: cisco.switch
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SysDescr: Cisco IOS Software, C2960L Software (C2960L-UNIVERSALK9-M), Version 15.2(5c)E, RELEASE SOFTWARE (fc1)
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Technical Support: http://www.cisco.com/techsupport
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Copyright (c) 1986-2016 by Cisco Systems, Inc.
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Compiled Tue 18-Oct-16 23:59 by prod_rel_team
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MgmtIP: 10.0.0.3
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Capability: Bridge, on
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Capability: Router, off
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Port:
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PortID: ifname Gi0/25
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PortDescr: GigabitEthernet0/25
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PMD autoneg: supported: no, enabled: yes
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Adv: 100Base-X, HD: no, FD: yes
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MAU oper type: 1000BaseSXFD - Fiber over short-wavelength laser, full duplex mode
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VLAN: 1, pvid: yes
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-------------------------------------------------------------------------------
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