api: configure ccujack connection via established config mechanism

.dev.env

@@ -2,3 +2,4 @@ DOORIS_OPENID_ISSUER=https://id.hamburg.ccc.de/realms/test/
 DOORIS_OPENID_CLIENT_ID=dooris
 DOORIS_OPENID_CLIENT_SECRET=dp9HhnvUhAtKm3pRnxfGA7q8Nwrd1td8
 DOORIS_BASE_URL=http://localhost:8000
+DOORIS_CCUJACK_USER=dooris

api/src/dooris_api/__init__.py

@@ -46,6 +46,24 @@ def main():
         default=os.environ.get("DOORIS_SERVE_STATIC", None),
         help="In addition to the API functionality, serve static files from this path",
     )
+    argp.add_argument(
+        "--ccujack-url",
+        required=False,
+        default=os.environ.get("DOORIS_CCUJACK_URL", "https://hmdooris-ccu.ccchh.net:2122"),
+        help="The URL under which a CCUJACK instance is hosted that actually operates the locks",
+    )
+    argp.add_argument(
+        "--ccujack-user",
+        required="DOORIS_CCUJACK_USER" not in os.environ,
+        default=os.environ.get("DOORIS_CCUJACK_USER", None),
+        help="The username used to authenticate against the CCUJACK",
+    )
+    argp.add_argument(
+        "--ccujack-password",
+        required="DOORIS_CCUJACK_PASSWORD" not in os.environ,
+        default=os.environ.get("DOORIS_CCUJACK_PASSWORD", None),
+        help="The password used to authenticate against the CCUJACK"
+    )
     args = argp.parse_args()
 
     app_config.set(args)

api/src/dooris_api/app.py

@@ -37,8 +37,8 @@ async def lifespan(app: FastAPI):
     )
 
     app.extra["ccujack"] = CCUJackClient(
-        "https://hmdooris-ccu.ccchh.net:2122",
+        base_uri=app_cfg.ccujack_url,
-        auth=BasicAuth("dooris", os.environ["HMDOORIS_PW"]),
+        auth=BasicAuth(app_cfg.ccujack_user, app_cfg.ccujack_password)
     )
     await app.extra["ccujack"].find_locks()