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feat: Check filesystem #252

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merged 1 commit into from
Dec 22, 2023
Merged

feat: Check filesystem #252

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18 changes: 13 additions & 5 deletions src/disk.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@ set -Eeuo pipefail
: ${DISK_CACHE:='none'} # Caching mode, can be set to 'writeback' for better performance
: ${DISK_DISCARD:='on'} # Controls whether unmap (TRIM) commands are passed to the host.
: ${DISK_ROTATION:='1'} # Rotation rate, set to 1 for SSD storage and increase for HDD
: ${DISK_FLAGS:='nocow=on'} # Specify the options for use with the qcow2 format
: ${DISK_FLAGS:=''} # Specifies the options for use with the qcow2 disk format

BOOT="$STORAGE/boot.img"
DISK_OPTS="-object iothread,id=io2"
Expand Down Expand Up @@ -267,8 +267,16 @@ checkFS () {
info "Warning: the filesystem of $DIR is OverlayFS, this usually means it was binded to an invalid path!"
fi

if [[ "$FS" == "btrfs"* ]]; then

if [[ "$FS" == "xfs" || "$FS" == "zfs" || "$FS" == "btrfs" || "$FS" == "bcachefs" ]]; then
local FLAG="nocow"
if [[ "$DISK_FLAGS" != *"$FLAG="* ]]; then
if [ -z "$DISK_FLAGS" ]; then
DISK_FLAGS="$FLAG=on"
else
DISK_FLAGS="$DISK_FLAGS,$FLAG=on"
fi
fi

if [ -f "$DISK_FILE" ] ; then
FA=$(lsattr "$DISK_FILE")
[[ "$FA" == *"C"* ]] && FA=$(lsattr -d "$DIR")
Expand All @@ -277,8 +285,8 @@ checkFS () {
fi

if [[ "$FA" != *"C"* ]]; then
info "Warning: the filesystem of $DIR is BTRFS, and COW (copy on write) is not disabled for that folder!"
info "This will negatively affect write performance, please empty the folder and disable COW (chattr +C <path>)."
info "Warning: the filesystem of $DIR is ${FS^^}, and COW (copy on write) is not disabled for that folder!"
info "This will negatively affect performance, please empty the folder and disable COW (chattr +C <path>)."
fi
fi

Expand Down