metrics.cpu_metric

kiwi_simple_metrics/main.py

@@ -1,8 +1,7 @@
 import os
 import shutil
 
-import psutil
-
+from .metrics import cpu_metric
 from .settings import SETTINGS
 
 
@@ -11,7 +10,7 @@ def main() -> None:
     print(SETTINGS.model_dump())
 
     # CPU metric
-    print(psutil.cpu_percent(interval=1))
+    print(cpu_metric())
 
     # MEM metric
 

kiwi_simple_metrics/metrics.py

@@ -0,0 +1,36 @@
+from dataclasses import dataclass, field
+
+import psutil
+
+from .settings import SETTINGS, MetricSettings
+
+
+@dataclass(slots=True, frozen=True)
+class Report:
+    result: str
+    failed: bool = field(default=False, kw_only=True)
+
+
+def _report(
+    settings: MetricSettings,
+    name: str,
+    value: float,
+) -> Report | None:
+    if not settings.enabled:
+        return None
+
+    result = settings.report.format(name=name, value=value)
+
+    if (
+        value > settings.threshold and not settings.inverted
+        or value < settings.threshold and settings.inverted
+    ):
+        return Report(result, failed=True)
+
+    else:
+        return Report(result)
+
+
+def cpu_metric() -> Report | None:
+    value = psutil.cpu_percent(interval=1)
+    return _report(SETTINGS.cpu, "CPU", value)

kiwi_simple_metrics/settings.py

@@ -8,6 +8,9 @@ class MetricSettings(BaseModel):
     # metric will be reported
     enabled: bool = True
 
+    # format string to report the metric
+    report: str = "{name}: {value:.2f}%"
+
     # if the metric value exceeds this percentage, the report fails
     threshold: float