From e723ec4c47d5150d3c9f5b361a93f46144ad511d Mon Sep 17 00:00:00 2001 From: Kovid Goyal Date: Fri, 26 Dec 2014 09:41:44 +0530 Subject: [PATCH] Retry listing of running VMs to handle transitory failures --- setup/installer/__init__.py | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/setup/installer/__init__.py b/setup/installer/__init__.py index 95178ebe4e..ec54858679 100644 --- a/setup/installer/__init__.py +++ b/setup/installer/__init__.py @@ -26,7 +26,12 @@ def get_rsync_pw(): def is_vm_running(name): qname = '"%s"' % name - for line in subprocess.check_output('VBoxManage list runningvms'.split()).decode('utf-8').splitlines(): + try: + lines = subprocess.check_output('VBoxManage list runningvms'.split()).decode('utf-8').splitlines() + except Exception: + time.sleep(1) + lines = subprocess.check_output('VBoxManage list runningvms'.split()).decode('utf-8').splitlines() + for line in lines: if line.startswith(qname): return True return False