# echo N > /sys/module/kernel/parameters/crash_kexec_post_notifiers
# Output what the /dev/disk/by-id/<value> for the specified hyper-v virtual disk.
# Takes a single parameter which is the virtual disk file.
# Note: kickstart syntax works with and without the /dev/ prefix.
param (
[Parameter(Mandatory=$true)][string]$virtualdisk
)
$what = Get-VHD -Path $virtualdisk
$part = $what.DiskIdentifier.ToLower().split('-')
$p = $part[0]
$s0 = $p[6] + $p[7] + $p[4] + $p[5] + $p[2] + $p[3] + $p[0] + $p[1]
$p = $part[1]
$s1 = $p[2] + $p[3] + $p[0] + $p[1]
[string]::format("/dev/disk/by-id/wwn-0x60022480{0}{1}{2}", $s0, $s1, $part[4])
PS C:\Users\Public\Documents\Hyper-V\Virtual hard disks> .\by-id.ps1 .\Testing_8\disk_3_8.vhdx
/dev/disk/by-id/wwn-0x60022480e00bc367d7fd902e8bf0d3b4
PS C:\Users\Public\Documents\Hyper-V\Virtual hard disks> .\by-id.ps1 .\Testing_8\disk_3_9.vhdx
/dev/disk/by-id/wwn-0x600224807270e09717645b1890f8a9a2
part / --fstype=xfs --grow --asprimary --size=8192 --ondisk=/dev/disk/by-id/wwn-0x600224807270e09717645b1890f8a9a2
part /home --fstype="xfs" --grow --ondisk=/dev/disk/by-id/wwn-0x60022480e00bc367d7fd902e8bf0d3b4
...
# Disk partitioning information is supplied in a file to kick start
%include /tmp/disks
...
# Partition information is created during install using the %pre section
%pre --interpreter /bin/bash --log /tmp/ks_pre.log
# Dump whole SCSI/IDE disks out sorted from smallest to largest ouputting
# just the name
disks=(`lsblk -n -o NAME -l -b -x SIZE -d -I 8,3`) || exit 1
# We are assuming we have 3 disks which will be used
# and we will create some variables to represent
d0=${disks[0]}
d1=${disks[1]}
d2=${disks[2]}
echo "part /home --fstype="xfs" --ondisk=$d2 --grow" >> /tmp/disks
echo "part swap --fstype="swap" --ondisk=$d0 --size=4096" >> /tmp/disks
echo "part / --fstype="xfs" --ondisk=$d1 --grow" >> /tmp/disks
echo "part /boot --fstype="xfs" --ondisk=$d1 --size=1024" >> /tmp/disks
%end
