mirror of
https://github.com/yavook/kiwi-simple-metrics.git
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70 lines
1.5 KiB
Python
70 lines
1.5 KiB
Python
import os
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from dataclasses import dataclass, field
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import psutil
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from .settings import SETTINGS, MetricSettings
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@dataclass(slots=True, frozen=True)
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class Report:
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result: str
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failed: bool = field(default=False, kw_only=True)
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def _report(
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*,
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settings: MetricSettings,
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name: str,
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value: float,
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) -> Report:
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result = settings.report.format(name=name, value=value)
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if (
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value > settings.threshold and not settings.inverted
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or value < settings.threshold and settings.inverted
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):
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return Report(result, failed=True)
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else:
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return Report(result)
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def cpu_metric() -> Report | None:
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if not SETTINGS.cpu.enabled:
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return None
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value = psutil.cpu_percent(interval=1)
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return _report(
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settings=SETTINGS.cpu,
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name="CPU",
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value=value,
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)
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def disk_metric() -> Report | None:
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if not SETTINGS.disk.enabled:
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return None
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def path_to_free_percent(path: os.PathLike) -> float:
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try:
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sv = os.statvfs(path)
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return sv.f_bavail / sv.f_blocks * 100
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except ZeroDivisionError:
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return 0
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data = sorted([
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(str(path), path_to_free_percent(path))
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for path in SETTINGS.disk.paths
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], key=lambda d: d[1])
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reports = [_report(
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settings=SETTINGS.disk,
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name=path,
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value=percent,
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) for path, percent in data]
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return Report(
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", ".join(report.result for report in reports),
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failed=any(report.failed for report in reports),
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)
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