test_prepare_disks: use mkdir -p to create directories

Because sftp method barfed on existing paths.

1 files changed, 1 insertions, 2 deletions

diff --git a/kpov_judge/test_prepare_disks.py b/kpov_judge/test_prepare_disks.py
index a03bb0c..7564d6d 100755
--- a/kpov_judge/test_prepare_disks.py
+++ b/kpov_judge/test_prepare_disks.py
@@ -84,8 +84,7 @@ class SSHGuestFs:
     def mv (self, src, dest):
         self.conn.exec_command('mv "{}" "{}"'.format(src, dest))
     def mkdir (self, path):
-        sftp_client = self.conn.open_sftp()
-        sftp_client.mkdir(path)
+        self.conn.exec_command('mkdir -p "{}"'.format(path))
     def read_file (self, path):
         sftp_client = self.conn.open_sftp()
         f = sftp_client.file(path, mode='r', bufsize=-1)