feat: add read-only resource and route discovery

src/archive_clients/services.py

@@ -11,7 +11,8 @@ from typing import Any
 from urllib import error, parse, request
 
 from archive_clients.config import ServiceConfig
-from archive_control.v1 import common_pb2
+from archive_clients.routes import discover_routes
+from archive_control.v1 import common_pb2, route_pb2
 
 
 _MAX_RESPONSE_BYTES = 1024 * 1024
@@ -28,6 +29,7 @@ class ServiceProbe:
     detail: str = ""
     device_id: str = ""
     libtorrent_version: str = ""
+    routes: tuple[route_pb2.LocalRoute, ...] = ()
 
 
 class _NoRedirect(request.HTTPRedirectHandler):
@@ -95,7 +97,9 @@ def probe_qbittorrent(
 
 
 def probe_syncthing(
-    config: ServiceConfig, timeout: float = 10
+    config: ServiceConfig,
+    timeout: float = 10,
+    sparse_supported: bool = False,
 ) -> ServiceProbe:
     checked_at = datetime.now(timezone.utc)
     try:
@@ -107,15 +111,23 @@ def probe_syncthing(
         status = _json_get(
             opener, config.endpoint, "/rest/system/status", timeout, headers
         )
+        configuration = _json_get(
+            opener, config.endpoint, "/rest/config", timeout, headers
+        )
         service_version = version.get("longVersion") or version.get("version")
         device_id = status.get("myID")
         if not isinstance(service_version, str) or not service_version:
             raise ValueError("Syncthing returned no version")
         if not isinstance(device_id, str) or not device_id:
             raise ValueError("Syncthing returned no device ID")
+        routes = discover_routes(
+            configuration, device_id, config.roots, sparse_supported,
+            checked_at,
+        )
         return ServiceProbe(
             "syncthing", common_pb2.HEALTH_STATE_HEALTHY, checked_at,
             version=service_version, device_id=device_id,
+            routes=tuple(routes),
         )
     except error.HTTPError as exc:
         detail = (