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Add full allocation mode (write zeroes)

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Kroese 2023-04-19 02:55:06 +02:00 committed by GitHub
parent fa286578e9
commit 5f212b4041
1 changed files with 15 additions and 4 deletions
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19
run/install.sh
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@ -106,7 +106,7 @@ unzip -q -o "$BOOT".zip -d $TMP
echo "Install: Creating partition table..."
SYSTEM="$TMP/sys.img"
SYSTEM_SIZE="4954537983"
SYSTEM_SIZE=4954537983
# Check free diskspace
SPACE=$(df --output=avail -B 1 "$TMP" | tail -n 1)
@ -115,9 +115,20 @@ if (( SYSTEM_SIZE > SPACE )); then
echo "ERROR: Not enough free space to create a 4 GB system disk." && exit 87
fi
if ! fallocate -l "${SYSTEM_SIZE}" "${SYSTEM}"; then
rm -f "${SYSTEM}"
echo "ERROR: Could not allocate a file for the system disk." && exit 88
if [ "$ALLOCATE" != "F" ]; then
if ! fallocate -l "${SYSTEM_SIZE}" "${SYSTEM}"; then
rm -f "${SYSTEM}"
echo "ERROR: Could not allocate a file for the system disk." && exit 88
fi
else
MB=(( (SYSTEM_SIZE + 1048575)/1048576 ))
dd if=/dev/zero of="${SYSTEM}" count="${MB}" bs=1M
truncate -s "${SYSTEM_SIZE}" "${SYSTEM}"
fi
PART="$TMP/partition.fdisk"