feat: execute durable syncthing route setup

tests/test_state.py

@@ -51,6 +51,41 @@ class ClientStoreTests(unittest.TestCase):
                     2, 3, False,
                 )
 
+    def test_route_attempt_nonce_and_updates_survive_duplicate_commands(self):
+        with tempfile.TemporaryDirectory() as directory:
+            store = ClientStore(Path(directory) / "state.db")
+            store.initialize()
+            command_id = str(uuid4())
+            store.accept_command(command_id, '{"route":"one"}', '{"ok":true}')
+            first = store.begin_route_attempt(
+                command_id, "route-1", '{"routeId":"route-1"}', "nonce-1"
+            )
+            duplicate = store.begin_route_attempt(
+                command_id, "route-1", '{"routeId":"route-1"}', "new-nonce"
+            )
+            self.assertEqual(first["nonce"], "nonce-1")
+            self.assertEqual(duplicate["nonce"], "nonce-1")
+            store.record_route_update(
+                command_id, 1, "provisioning", '{"sequence":1}'
+            )
+            store.record_route_ownership(command_id, True, True)
+            store.record_route_update(
+                command_id, 1, "provisioning", '{"sequence":1}'
+            )
+            store.record_route_update(
+                command_id, 2, "ready", '{"sequence":2}'
+            )
+            self.assertEqual(store.get_route_attempt(command_id)["state"], "ready")
+            self.assertEqual(store.get_route_attempt(command_id)["created_folder"], 1)
+            self.assertEqual(
+                [row["sequence"] for row in store.route_update_rows(command_id)],
+                [1, 2],
+            )
+            with self.assertRaises(CommandConflict):
+                store.record_route_update(
+                    command_id, 2, "ready", '{"sequence":2,"changed":true}'
+                )
+
 
 if __name__ == "__main__":
     unittest.main()