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Support full preallocation (writing zeroes)

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Kroese 2023-04-19 03:26:29 +02:00 committed by GitHub
parent c068a7bedd
commit 9b9d8285fe
1 changed files with 9 additions and 2 deletions
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11
run/install.sh
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@ -125,17 +125,24 @@ if [ "$ALLOCATE" != "F" ]; then
else else
MB=$(( (SYSTEM_SIZE + 1048575)/1048576 )) MB=$(( (SYSTEM_SIZE + 1048575)/1048576 ))
echo "INFO: Writing ${MB} MB of zeroes, please wait.."
echo "INFO: Writing ${MB} MB of zeroes.."
dd if=/dev/zero of="${SYSTEM}" count="${MB}" bs=1M dd if=/dev/zero of="${SYSTEM}" count="${MB}" bs=1M
truncate -s "${SYSTEM_SIZE}" "${SYSTEM}" truncate -s "${SYSTEM_SIZE}" "${SYSTEM}"
fi fi
# Check if file exists
if [ ! -f "${SYSTEM}" ]; then
echo "ERROR: System disk does not exist ($SYSTEM)" && exit 89
fi
# Check the filesize
SIZE=$(stat -c%s "${SYSTEM}") SIZE=$(stat -c%s "${SYSTEM}")
if [[ SIZE -ne SYSTEM_SIZE ]]; then if [[ SIZE -ne SYSTEM_SIZE ]]; then
echo "ERROR: System disk has the wrong size." && exit 89 rm -f "${SYSTEM}"
echo "ERROR: System disk has the wrong size: ${SIZE}" && exit 90
fi fi
PART="$TMP/partition.fdisk" PART="$TMP/partition.fdisk"