#!/bin/bash
  
# Copyright (C) 2023 Oracle. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation, version 2.  This program is distributed in the hope that it will
# be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
# Public License for more details.  You should have received a copy of the GNU
# General Public License along with this program; if not, write to the Free
# Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 021110-1307, USA.
  
# Script to update device level parameters for oci volumes. Today we update
# max_retries to -1.
#
pv_attachment=$(lsblk -d /dev/$1 -o subsystems | grep virtio)
if [ "$pv_attachment" ]; then
        exit 0
fi
for dir in /sys/class/block/$1/device/scsi_disk/*; do
    if [ -f $dir/max_retries ]; then
        echo -1 > $dir/max_retries
    fi
done