error handling
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@ -1,8 +1,11 @@
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#!/usr/bin/env python3
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#!/usr/bin/env python3
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import argparse
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import argparse
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import sys
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import traceback
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import psutil
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import psutil
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import checker.nagios as nagios
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from checker.markdown import list_to_markdown_table
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from checker.markdown import list_to_markdown_table
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# Parse the bandwidth limit argument
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# Parse the bandwidth limit argument
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@ -12,6 +15,8 @@ parser.add_argument('--critical', type=int, default=75, help='Critical if percen
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parser.add_argument('--warn', type=int, default=50, help='Warning if percent of bandwidth usage is greater than or equal to this.')
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parser.add_argument('--warn', type=int, default=50, help='Warning if percent of bandwidth usage is greater than or equal to this.')
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args = parser.parse_args()
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args = parser.parse_args()
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def main():
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data = []
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data = []
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warn_value = (args.bandwidth * args.warn / 100)
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warn_value = (args.bandwidth * args.warn / 100)
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crit_value = (args.bandwidth * args.critical / 100)
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crit_value = (args.bandwidth * args.critical / 100)
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@ -37,6 +42,7 @@ for interface, stats in net_io_counters.items():
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bandwidth_utilization = (8 * (new_bytes_sent - bytes_sent + new_bytes_recv - bytes_recv)) / (1 * 1000 * 1000)
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bandwidth_utilization = (8 * (new_bytes_sent - bytes_sent + new_bytes_recv - bytes_recv)) / (1 * 1000 * 1000)
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data.append([interface, bandwidth_utilization, 'none'])
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data.append([interface, bandwidth_utilization, 'none'])
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exit_code = nagios.OK
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critical = []
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critical = []
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warn = []
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warn = []
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ok = []
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ok = []
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@ -47,9 +53,11 @@ for i in range(len(data)):
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if bandwidth_utilization >= crit_value:
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if bandwidth_utilization >= crit_value:
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critical.append(interface)
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critical.append(interface)
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data[i][2] = 'critical'
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data[i][2] = 'critical'
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exit_code = nagios.CRITICAL
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elif bandwidth_utilization >= warn_value:
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elif bandwidth_utilization >= warn_value:
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warn.append(interface)
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warn.append(interface)
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data[i][2] = 'warning'
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data[i][2] = 'warning'
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exit_code = nagios.WARNING
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else:
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else:
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ok.append(interface)
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ok.append(interface)
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data[i][2] = 'ok'
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data[i][2] = 'ok'
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@ -67,3 +75,13 @@ data.insert(0, ('Interface', 'Bandwidth', 'State'))
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print(list_to_markdown_table(data, align='left'))
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print(list_to_markdown_table(data, align='left'))
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print(f' |{"".join(perf_data)}')
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print(f' |{"".join(perf_data)}')
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sys.exit(exit_code)
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if __name__ == "__main__":
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try:
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main()
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except Exception as e:
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print(f'UNKNOWN: exception "{e}"')
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print(traceback.format_exc())
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sys.exit(nagios.UNKNOWN)
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