From 8ac11a62b8d5e894d590547218ece32687e63a34 Mon Sep 17 00:00:00 2001
From: prudy <prudy@protonmail.com>
Date: Mon, 10 Jun 2024 23:10:43 +0200
Subject: [PATCH] Add btrfs COW option.
Signed-off-by: prudy <prudy@protonmail.com>
---
vm/haos-vm.sh | 55 ++++++++++++++++++++++++++++++++++++---------------
1 file changed, 39 insertions(+), 16 deletions(-)
diff --git a/vm/haos-vm.sh b/vm/haos-vm.sh
index 4c82712a..46c537ae 100644
--- a/vm/haos-vm.sh
+++ b/vm/haos-vm.sh
@@ -370,6 +370,19 @@ function start_script() {
fi
}
+function btrfs_cow() {
+ if [ -z "$DISK_CACHE" ]; then
+ BTRFS_COW="disabled"
+ else
+ if (whiptail --backtitle "Proxmox VE Helper Scripts" --title "BTRFS COW" --yesno "Disable COW?" --defaultno 10 58); then
+ BTRFS_COW="disabled"
+ else
+ BTRFS_COW=""
+ fi
+ fi
+ msg_ok "Btrfs COW: ${CL}${BL}${BTRFS_COW:-default}${CL}"
+}
+
check_root
arch_check
pve_check
@@ -405,6 +418,23 @@ else
done
fi
msg_ok "Using ${CL}${BL}$STORAGE${CL} ${GN}for Storage Location."
+STORAGE_TYPE=$(pvesm status -storage $STORAGE | awk 'NR>1 {print $2}')
+case $STORAGE_TYPE in
+nfs | dir)
+ DISK_EXT=".raw"
+ DISK_REF="$VMID/"
+ DISK_IMPORT="-format raw"
+ THIN=""
+ ;;
+btrfs)
+ DISK_EXT=".raw"
+ DISK_REF="$VMID/"
+ DISK_IMPORT="-format raw"
+ FORMAT=",efitype=4m"
+ THIN=""
+ btrfs_cow
+ ;;
+esac
msg_ok "Virtual Machine ID is ${CL}${BL}$VMID${CL}."
msg_info "Retrieving the URL for Home Assistant ${BRANCH} Disk Image"
if [ "$BRANCH" == "$dev" ]; then
@@ -420,22 +450,6 @@ FILE=$(basename $URL)
msg_ok "Downloaded ${CL}${BL}haos_ova-${BRANCH}.qcow2.xz${CL}"
msg_info "Extracting KVM Disk Image"
unxz $FILE
-STORAGE_TYPE=$(pvesm status -storage $STORAGE | awk 'NR>1 {print $2}')
-case $STORAGE_TYPE in
-nfs | dir)
- DISK_EXT=".raw"
- DISK_REF="$VMID/"
- DISK_IMPORT="-format raw"
- THIN=""
- ;;
-btrfs)
- DISK_EXT=".raw"
- DISK_REF="$VMID/"
- DISK_IMPORT="-format raw"
- FORMAT=",efitype=4m"
- THIN=""
- ;;
-esac
for i in {0,1}; do
disk="DISK$i"
eval DISK${i}=vm-${VMID}-disk-${i}${DISK_EXT:-}
@@ -447,6 +461,15 @@ qm create $VMID -agent 1${MACHINE} -tablet 0 -localtime 1 -bios ovmf${CPU_TYPE}
-name $HN -tags proxmox-helper-scripts -net0 virtio,bridge=$BRG,macaddr=$MAC$VLAN$MTU -onboot 1 -ostype l26 -scsihw virtio-scsi-pci
pvesm alloc $STORAGE $VMID $DISK0 4M 1>&/dev/null
qm importdisk $VMID ${FILE%.*} $STORAGE ${DISK_IMPORT:-} 1>&/dev/null
+if [ "${BTRFS_COW:-}" == "disabled" ]; then
+ DISK1_PATH=$(pvesm path ${DISK1_REF})
+ mv ${DISK1_PATH} ${DISK1_PATH}-cow
+ touch ${DISK1_PATH}
+ chattr +C ${DISK1_PATH}
+ cp --reflink=never ${DISK1_PATH}-cow ${DISK1_PATH}
+ chmod o-r ${DISK1_PATH}
+ rm ${DISK1_PATH}-cow
+fi
qm set $VMID \
-efidisk0 ${DISK0_REF}${FORMAT} \
-scsi0 ${DISK1_REF},${DISK_CACHE}${THIN}size=32G \