initial commit

src/capport/config.py

@@ -0,0 +1,34 @@
+from __future__ import annotations
+
+import dataclasses
+import os.path
+import typing
+
+import yaml
+
+
+@dataclasses.dataclass
+class Config:
+    controllers: typing.List[str]
+    secret: str
+    venue_info_url: typing.Optional[str]
+    session_timeout: int  # in seconds
+    debug: bool
+
+    @staticmethod
+    def load(filename: typing.Optional[str]=None) -> 'Config':
+        if filename is None:
+            for name in ('capport.yaml', '/etc/capport.yaml'):
+                if os.path.exists(name):
+                    return Config.load(name)
+            raise RuntimeError("Missing config file")
+        with open(filename) as f:
+            data = yaml.safe_load(f)
+        controllers = list(map(str, data['controllers']))
+        return Config(
+            controllers=controllers,
+            secret=str(data['secret']),
+            venue_info_url=str(data.get('venue-info-url')),
+            session_timeout=data.get('session-timeout', 3600),
+            debug=data.get('debug', False)
+        )