exceptions: change error message for CommandFailedError

For the convenience of user, print the command that led to CommandFailedError in error message as a str than as a list or a tuple. This makes it more readable and enables the user to copy and use the command without any hassles. Signed-off-by: Rishabh Dave <[email protected]>
ceph · Jun 9, 2021 · 0d667e8 · 0d667e8
1 parent f359b10
commit 0d667e8
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/teuthology/exceptions.py b/teuthology/exceptions.py
@@ -51,7 +51,12 @@ class CommandFailedError(Exception):
     Exception thrown on command failure
     """
     def __init__(self, command, exitstatus, node=None, label=None):
-        self.command = command
+        if isinstance(command, (list, tuple)):
+            self.command = ' '.join(command)
+        elif instance(command, str):
+            self.command = command
+        else:
+            raise RuntimeError('variable "command" is not str, list or tuple')
         self.exitstatus = exitstatus
         self.node = node
         self.label = label