initial commit

auth.py

@@ -0,0 +1,29 @@
+import httpx
+import structlog
+from config import AUTHELIA_URL, get_async_logger
+from hooks import add_sonarr_api_key
+
+logger: structlog.stdlib.AsyncBoundLogger = get_async_logger()
+
+
+async def authelia_login(username: str, password: str) -> httpx.AsyncClient:
+    """
+    Perform Authelia login and return an authenticated httpx.AsyncClient with Sonarr API key added.
+    """
+    client = httpx.AsyncClient(
+        event_hooks={"request": [add_sonarr_api_key]},
+        http2=True,
+        limits=httpx.Limits(
+            keepalive_expiry=60, max_connections=200, max_keepalive_connections=30
+        ),
+    )
+
+    login_url = f"{AUTHELIA_URL}/api/firstfactor"
+    payload = {"username": username, "password": password}
+    resp = await client.post(login_url, json=payload)
+    resp.raise_for_status()
+
+    # If login is successful, cookies are set in the client
+    await logger.info("Authelia login successful", username=username)
+
+    return client