# If connection is refused, ret==None.
if ret != 0:
print(f"Cancellation unsuccessful:\n{err!r}")
- return 1
+ return 1
+ return 0
# Before critical section, output can be outdated already.
print(u"Diagnostic commands:")
# -d and * are to suppress "total <size>", see https://askubuntu.com/a/61190
ret, _, _ = exec_cmd(node, f"mkdir '{RESERVATION_DIR}'")
# Critical section is over.
if ret is None:
- print(f"Failed to connect to testbed.")
+ print(u"Failed to connect to testbed.")
return 1
if ret != 0:
_, stdo, _ = exec_cmd(node, f"ls '{RESERVATION_DIR}'/*")