add temp monitoring

src/lego_monitoring/config/__init__.py

@@ -0,0 +1,51 @@
+import json
+from dataclasses import dataclass
+
+from alt_utils import NestedDeserializableDataclass
+
+from .checks.temp import TempCheckConfig
+
+
+@dataclass
+class ChecksConfig(NestedDeserializableDataclass):
+    temp: TempCheckConfig
+
+
+@dataclass
+class TelegramConfig:
+    creds: str
+    room_id: int
+
+
+@dataclass
+class Config(NestedDeserializableDataclass):
+    enabled_check_sets: list[str]
+    checks: ChecksConfig
+    telegram: TelegramConfig
+
+
+def load_config(filepath: str) -> Config:
+    def load_secrets(d: dict) -> dict:
+        new_d = {}
+        for k in d:
+            if k.endswith("_secret_path"):
+                actual_opt_key = k[:-12]
+                secret_path = d[k]
+                if secret_path is None:
+                    new_d[actual_opt_key] = None
+                else:
+                    with open(secret_path) as sf:
+                        new_d[actual_opt_key] = sf.read().rstrip()
+            elif type(d[k]) == dict:
+                new_d[k] = load_secrets(d[k])
+            else:
+                new_d[k] = d[k]
+        return new_d
+
+    with open(filepath) as f:
+        cfg_dict = json.load(f)
+
+    new_cfg_dict = load_secrets(cfg_dict)
+
+    cfg = Config.from_dict(new_cfg_dict)
+    return cfg

src/lego_monitoring/config/checks/temp.py

@@ -0,0 +1,24 @@
+from dataclasses import dataclass
+from typing import Optional
+
+from alt_utils import NestedDeserializableDataclass
+
+
+@dataclass
+class TempReadingConfig:
+    label: Optional[str]
+    enabled: bool
+    warning_temp: Optional[float]
+    critical_temp: Optional[float]
+
+
+@dataclass
+class TempSensorConfig(NestedDeserializableDataclass):
+    name: Optional[str]
+    enabled: bool
+    readings: dict[str, TempReadingConfig]
+
+
+@dataclass
+class TempCheckConfig(NestedDeserializableDataclass):
+    sensors: dict[str, TempSensorConfig]