/etc/xen/scripts/vscsi is in xen-utils-common 4.6.0-1ubuntu4.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | #!/bin/sh
#
# Copyright (c) 2007, FUJITSU Limited
# Based on the block scripts code.
#
dir=$(dirname "$0")
. "$dir/xen-hotplug-common.sh"
findCommand "$@"
case "$command" in
add)
success
;;
remove)
# TODO
exit 0
;;
esac
exit 0
|