mirror of
https://github.com/KevinMidboe/mktxp-no-cli.git
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49 lines
2.0 KiB
Python
49 lines
2.0 KiB
Python
# coding=utf8
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## Copyright (c) 2020 Arseniy Kuznetsov
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##
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## This program is free software; you can redistribute it and/or
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## modify it under the terms of the GNU General Public License
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## as published by the Free Software Foundation; either version 2
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## of the License, or (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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from tabulate import tabulate
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from mktxp.cli.output.base_out import BaseOutputProcessor
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from mktxp.datasource.dhcp_ds import DHCPMetricsDataSource
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class DHCPOutput:
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''' DHCP Clients CLI Output
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'''
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@staticmethod
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def clients_summary(router_entry):
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dhcp_lease_labels = ['host_name', 'comment', 'active_address', 'address', 'mac_address', 'server', 'expires_after']
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dhcp_lease_records = DHCPMetricsDataSource.metric_records(router_entry, metric_labels = dhcp_lease_labels, add_router_id = False)
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if not dhcp_lease_records:
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print('No DHCP registration records')
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return
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dhcp_by_server = {}
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for dhcp_lease_record in sorted(dhcp_lease_records, key = lambda dhcp_record: dhcp_record['active_address'], reverse=True):
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server = dhcp_lease_record['server']
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if server in dhcp_by_server.keys():
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dhcp_by_server[server].append(dhcp_lease_record)
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else:
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dhcp_by_server[server] = [dhcp_lease_record]
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num_records = 0
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output_table = []
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for key in dhcp_by_server.keys():
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for record in dhcp_by_server[key]:
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output_table.append(BaseOutputProcessor.OutputDHCPEntry(**record))
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num_records += 1
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output_table.append({})
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print()
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print(tabulate(output_table, headers = "keys", tablefmt="github"))
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print(tabulate([{0:'DHCP Clients:', 1:num_records}], tablefmt="text"))
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