Update roles/pips/files/memory_usage.py
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@@ -1,4 +1,4 @@
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#!/usr/bin/env python3
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#!/usr/bin/env python3.11
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"""Nagios plugin: report current memory usage.
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Outputs a one-line status and perfdata and uses Nagios exit codes:
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@@ -13,50 +13,49 @@ import psutil
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def human_mb(bytes_val):
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return bytes_val / (1024 * 1024)
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return bytes_val / (1024 * 1024)
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def main():
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parser = argparse.ArgumentParser(description="Nagios memory usage check")
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parser.add_argument("-w", "--warning", type=int, default=80,
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help="warning threshold (percent used)")
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parser.add_argument("-c", "--critical", type=int, default=90,
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help="critical threshold (percent used)")
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args = parser.parse_args()
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parser = argparse.ArgumentParser(description="Nagios memory usage check")
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parser.add_argument("-w", "--warning", type=int, default=80,
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help="warning threshold (percent used)")
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parser.add_argument("-c", "--critical", type=int, default=90,
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help="critical threshold (percent used)")
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args = parser.parse_args()
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if args.warning >= args.critical:
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print("UNKNOWN - warning threshold must be less than critical")
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sys.exit(3)
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if args.warning >= args.critical:
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print("UNKNOWN - warning threshold must be less than critical")
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sys.exit(3)
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try:
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vm = psutil.virtual_memory()
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except Exception as e:
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print(f"UNKNOWN - failed to read memory: {e}")
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sys.exit(3)
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try:
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vm = psutil.virtual_memory()
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except Exception as e:
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print(f"UNKNOWN - failed to read memory: {e}")
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sys.exit(3)
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total_mb = human_mb(vm.total)
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used_mb = human_mb(vm.total - vm.available)
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percent_used = vm.percent
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total_mb = human_mb(vm.total)
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used_mb = human_mb(vm.total - vm.available)
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percent_used = vm.percent
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status = 0
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status_str = "OK"
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if percent_used >= args.critical:
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status = 2
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status_str = "CRITICAL"
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elif percent_used >= args.warning:
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status = 1
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status_str = "WARNING"
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status = 0
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status_str = "OK"
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if percent_used >= args.critical:
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status = 2
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status_str = "CRITICAL"
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elif percent_used >= args.warning:
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status = 1
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status_str = "WARNING"
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# Perfdata: used and total in MiB, and percent
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perf = (
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f"used={used_mb:.1f}MiB;{args.warning};{args.critical};0;{total_mb:.1f}"
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f" total={total_mb:.1f}MiB"
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)
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# Perfdata: used and total in MiB, and percent
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perf = (
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f"used={used_mb:.1f}MiB;;;0;{total_mb:.1f}"
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f" total={total_mb:.1f}MiB"
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)
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print(f"MEMORY {status_str} - {used_mb:.1f}MiB used of {total_mb:.1f}MiB ({percent_used:.1f}%) | {perf}")
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sys.exit(status)
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print(f"MEMORY {status_str} - {used_mb:.1f}MiB used of {total_mb:.1f}MiB ({percent_used:.1f}%) | {perf}")
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sys.exit(status)
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if __name__ == "__main__":
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main()
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main()
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