cephadm: Fix `cephadm shell` command help message

The meaning of the `--volume` option is to bind mount a volume.

Signed-off-by: Zhiwei Huang <ai.william@outlook.com>

diff --git a/src/cephadm/cephadm.py b/src/cephadm/cephadm.py
index 98a2585c760c39e9b9a3d07978205d35ea2c6a2d..ce100e1823d21cc33e81c2f845868199f5326129 100755 (executable)
--- a/src/cephadm/cephadm.py
+++ b/src/cephadm/cephadm.py
@@ -5206,7 +5206,7 @@ def _get_parser():
         '--volume', '-v',
         action='append',
         default=[],
-        help='set environment variable')
+        help='mount a volume')
     parser_shell.add_argument(
         'command', nargs=argparse.REMAINDER,
         help='command (optional)')