From 3ad7a2f91a5ab85f812f71e2d60065760779526d Mon Sep 17 00:00:00 2001
From: kneutron <50146127+kneutron@users.noreply.github.com>
Date: Wed, 21 Feb 2024 12:42:26 -0700
Subject: [PATCH] Add files via upload

---
 proxmox/proxmox-migrate-disk-storage.sh | 78 +++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 proxmox/proxmox-migrate-disk-storage.sh

diff --git a/proxmox/proxmox-migrate-disk-storage.sh b/proxmox/proxmox-migrate-disk-storage.sh
new file mode 100644
index 0000000..7472643
--- /dev/null
+++ b/proxmox/proxmox-migrate-disk-storage.sh
@@ -0,0 +1,78 @@
+#!/bin/bash
+
+# 2024.feb kneutron
+# Read through vm configs and move disks that are on src storage to dest storage
+# NOTE changes will propagate auto to GUI
+
+# NOTE all (applicable) vms must be shutdown, no hibernate / snapshots - so check GUI 1st
+
+# This has been tested for zfs <-> zfs moves; NO WARRANTY or fitness of purpose is implied, 
+# I am NOT RESPONSIBLE for data loss, HAVE BACKUPS!! before you try this!
+
+# do:
+# virtio4: zfs3nvme1T:vm-103-disk-2,cache=writeback,discard=on,iothread=1,size=5223M
+
+# not:
+# efidisk0: zfs1:vm-105-disk-2,efitype=4m,pre-enrolled-keys=1,size=1M
+# sata0: zfs1:vm-105-disk-0,cache=writeback,size=65000M
+
+# failexit.mrg
+function failexit () {
+  echo '! Something failed! Code: '"$1 $2" # code # (and optional description)
+  exit $1
+}
+
+outf1=/dev/shm/disklist1
+/bin/rm -fv $outf1 
+errlog=~/proxmox-migrate-storage-err.log
+wedidthis=~/proxmox-migrate-storage.log
+
+# xxx TODO EDITME
+#src=zfs3nvme1T
+#dest=zfs1 # storage name from GUI
+src=zfs2nvme
+dest=zfs3nvme1T # storage name from GUI
+
+debugg=0
+
+for vm in $(qm list |grep -v VMID |awk '{print $1}'); do
+  echo "VM: $vm"
+  
+  result=$(qm config $vm --current |grep $src |grep -v unused |grep disk\-) 
+[ $debugg -gt 0 ] && echo "Result: $result"
+  [ "$result" = "" ] && continue; # early abort, next iteration
+  
+  result2=$(echo "$result" |awk -F\: '{print $1,"  "}') # virtio / sata0 , etc
+#  echo "Disk list $vm:"
+  echo "$vm $result2" >>$outf1
+#  read -p PK
+done
+
+echo "====="
+cat $outf1 || failexit 44 "No disks in $src found to process!"
+#exit;
+
+
+# Teh Main Thing
+while read inline; do
+  char1=${inline:0:2}
+  if [ $(grep -c "[a-z]" <<<"$char1") -gt 0 ]; then
+    vmid=$foundvm # from last iteration 
+    disktype=$(echo "$inline" |awk '{print $1}') #virtio4 / sata0
+  else
+    vmid=$(echo "$inline" |awk '{print $1}') #107
+    disktype=$(echo "$inline" |awk '{print $2}') #virtio4 / sata0
+  fi
+
+  echo "$(date) - Moving VM disk $src - $vmid $disktype to $dest" |tee -a $wedidthis
+# qm move_disk <vmid> <disk> <storage> [OPTIONS]
+# time qm move_disk 103 sata1 zfs1
+
+  time qm move_disk $vmid "$disktype" "$dest" --delete 2>>$errlog # so we dont have to deal with unused disks - delete source after copy OK
+  foundvm=$vmid
+done <$outf1  
+
+date
+ls -lh $errlog
+
+exit;