a

app/ceph.py

@@ -12,6 +12,10 @@ def ceph():
 @click.option("--ssh_username", required=True)
 @click.option("--ssh_key_path", required=True, help="For Example, ~/.ssh/id_rsa")
 def setup(ceph_url, ssh_username, ssh_key_path):
+    
+    cnopts = pysftp.CnOpts()
+    cnopts.hostkeys = None    # disable host key checking.
     with pysftp.Connection(host=ceph_url, username=ssh_username,
-                           password="",private_key=ssh_key_path) as sftp:
+                           password="",private_key=ssh_key_path,
+                           cnopts=cnopts) as sftp:
         sftp.get_r('/etc/ceph', '/etc/ceph', preserve_mtime=True)