driver/qemudriver: Report an error if QEMU is not turned on

Rather than provide a strange exception, complain when a strategy does not use the QEMU driver properly, perhaps due to user settings. Series-changes: 6 - Add new patch to report an error if QEMU is not turned on Signed-off-by: Simon Glass <[email protected]>
labgrid-project · Jan 20, 2025 · a46870d · a46870d
1 parent d386477
commit a46870d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/labgrid/driver/qemudriver.py b/labgrid/driver/qemudriver.py
@@ -356,6 +356,8 @@ def remove_port_forward(self, proto, local_address, local_port):
         )
 
     def _read(self, size=1, timeout=10, max_size=None):
+        if not self._clientsocket:
+            raise ExecutionError('QEMU has not been started')
         ready, _, _ = select.select([self._clientsocket], [], [], timeout)
         if ready:
             # Collect some more data