137 lines
5.1 KiB
Python
Executable File
137 lines
5.1 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import statistics
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import sys
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import traceback
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import warnings
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import cf_speedtest
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import cf_speedtest.options as options
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import urllib3
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from cf_speedtest.speedtest import run_standard_test
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import checker.nagios as nagios
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from checker import print_icinga2_check_status
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from checker.linuxfabric.base import get_state
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def run_speedtest():
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# Set up the arguments for the speed test
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argv = ["--percentile", "90", "--testpatience", "15"]
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urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
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parser = argparse.ArgumentParser()
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parser_with_args = options.add_run_options(parser)
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args = parser_with_args.parse_args(argv)
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percentile = args.percentile
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VERIFY_SSL = args.verifyssl
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OUTPUT_FILE = args.output
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patience = args.testpatience
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proxy = args.proxy
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# Taken from speed.cloudflare.com
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# byte count for each test, ranging from 100KB to 250MB
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measurement_sizes = \
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[
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100_000,
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1_000_000,
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10_000_000,
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25_000_000,
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100_000_000,
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250_000_000,
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]
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def fake_print(*args, **kwargs):
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return
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normal_print = __builtins__.print # silence the speedtest
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__builtins__.print = fake_print
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speeds = run_standard_test(measurement_sizes, percentile, True, patience)
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__builtins__.print = normal_print
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# Extract the results
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return {
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'download_speed': speeds['download_speed'] / 1_000_000, # Convert to Mbit/sec
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'upload_speed': speeds['upload_speed'] / 1_000_000, # Convert to Mbit/sec
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'percentile': f"{args.percentile}{'th percentile results:':<24}",
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'latency': cf_speedtest.speedtest.percentile(speeds['latency_measurements'], 50), # Median latency in ms
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'jitter': statistics.stdev(speeds['latency_measurements']), # Jitter in ms
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'raw': speeds
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}
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def main():
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"""
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Copied from __main__.py
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https://github.com/tevslin/cloudflarepycli/blob/main/src/cloudflarepycli/__main__.py
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"""
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parser = argparse.ArgumentParser(description='Check internet speed.')
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parser.add_argument('--warn-up', type=int, default=0, help='Warn level of upload speed in Mbps.')
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parser.add_argument('--critical-up', type=int, default=0, help='Critical level of upload speed in Mbps.')
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parser.add_argument('--warn-down', type=int, default=0, help='Warn level of download speed in Mbps.')
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parser.add_argument('--critical-down', type=int, default=0, help='Critical level of download speed in Mbps.')
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parser.add_argument('--warn-latency', type=int, default=60, help='Warn level of latency in ms.')
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parser.add_argument('--critical-latency', type=int, default=100, help='Critical level of latency in ms.')
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args = parser.parse_args()
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# Silence this error:
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"""
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lib/python3.10/site-packages/numpy/core/fromnumeric.py:3464: RuntimeWarning: Mean of empty slice.
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return _methods._mean(a, axis=axis, dtype=dtype,
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lib/python3.10/site-packages/numpy/core/_methods.py:192: RuntimeWarning: invalid value encountered in scalar divide
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ret = ret.dtype.type(ret / rcount)
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"""
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with warnings.catch_warnings():
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warnings.simplefilter("ignore", category=RuntimeWarning)
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speedtest_results = run_speedtest()
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upload_speed_state = get_state(speedtest_results['upload_speed'], args.warn_up, args.critical_up, operator='le')
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download_speed_state = get_state(speedtest_results['download_speed'], args.warn_down, args.critical_down, operator='le')
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latency_state = get_state(speedtest_results['latency'], args.warn_latency, args.critical_latency, operator='ge')
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exit_code = max(upload_speed_state, download_speed_state, latency_state)
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text_result = f"upload: {speedtest_results['upload_speed']:.1f} Mbps, download: {speedtest_results['download_speed']:.1f} Mbps, latency: {speedtest_results['latency']:.1f} ms, jitter: {speedtest_results['jitter']:.1f} ms"
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perfdata = {
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'upload': {
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'value': round(speedtest_results['upload_speed'] * 1e+6, 2),
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'warn': round(args.warn_up * 1e+6, 2),
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'crit': round(args.critical_up * 1e+6, 2),
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'min': 0,
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'unit': 'B'
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},
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'download': {
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'value': round(speedtest_results['download_speed'] * 1e+6, 2),
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'warn': round(args.warn_down * 1e+6, 2),
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'crit': round(args.critical_down * 1e+6, 2),
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'min': 0,
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'unit': 'B'
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},
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'latency_ms': {
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'value': round(speedtest_results['latency'], 2),
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'warn': round(args.warn_latency, 2),
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'crit': round(args.critical_latency, 2),
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'min': 0,
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'unit': 'ms'
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},
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'jitter_ms': {
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'value': round(speedtest_results['jitter'], 2),
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'min': 0,
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'unit': 'ms'
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}
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}
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print_icinga2_check_status(text_result, exit_code, perfdata)
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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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