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More logging in partition creation

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This commit is contained in:
Richard Goodwin
2018-10-30 08:15:19 -05:00
parent b8278dbde9
commit 6201dd91ef
2 changed files with 15 additions and 0 deletions
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14
setup/pi/create-backingfiles-partition.sh
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@@ -1,8 +1,18 @@
#!/bin/bash -eu
function setup_progress () {
SETUP_LOGFILE=/boot/teslausb-headless-setup.log
if [ $HEADLESS_SETUP = "true" ]
then
echo "$( date ) : $1" >> "$SETUP_LOGFILE"
fi
echo $1
}
BACKINGFILES_MOUNTPOINT="$1"
MUTABLE_MOUNTPOINT="$2"
setup_progress "Checking existing partitions..."
PARTITION_TABLE=$(parted -m /dev/mmcblk0 unit B print)
DISK_LINE=$(echo "$PARTITION_TABLE" | grep -e "^/dev/mmcblk0:")
DISK_SIZE=$(echo "$DISK_LINE" | cut -d ":" -f 2 | sed 's/B//' )
@@ -15,19 +25,23 @@ LAST_BACKINGFILES_PARTITION_DESIRED_BYTE="$(( $DISK_SIZE - (100 * (2 ** 20)) - 1
ORIGINAL_DISK_IDENTIFIER=$( fdisk -l /dev/mmcblk0 | grep -e "^Disk identifier" | sed "s/Disk identifier: 0x//" )
setup_progress "Editing partition table for backing files..."
BACKINGFILES_PARTITION_END_SPEC="$(( $LAST_BACKINGFILES_PARTITION_DESIRED_BYTE / 1000000 ))M"
parted -a optimal -m /dev/mmcblk0 unit B mkpart primary ext4 "$FIRST_BACKINGFILES_PARTITION_BYTE" "$BACKINGFILES_PARTITION_END_SPEC"
LAST_BACKINGFILES_PARTITION_BYTE=$(parted -m /dev/mmcblk0 unit B print | grep -e "^3:" | cut -d ":" -f 3 | sed 's/B//g' )
setup_progress "Creating mutable (writable) partition for script usage..."
MUTABLE_PARTITION_START_SPEC="$(( $LAST_BACKINGFILES_PARTITION_BYTE / 1000000 ))M"
parted -a optimal -m /dev/mmcblk0 unit B mkpart primary ext4 "$MUTABLE_PARTITION_START_SPEC" 100%
NEW_DISK_IDENTIFIER=$( fdisk -l /dev/mmcblk0 | grep -e "^Disk identifier" | sed "s/Disk identifier: 0x//" )
setup_progress "Writing updated partitions to fstab and /boot/cmdline.txt"
sed -i "s/${ORIGINAL_DISK_IDENTIFIER}/${NEW_DISK_IDENTIFIER}/g" /etc/fstab
sed -i "s/${ORIGINAL_DISK_IDENTIFIER}/${NEW_DISK_IDENTIFIER}/" /boot/cmdline.txt
setup_progress "Formatting new partitions..."
mkfs.ext4 -F /dev/mmcblk0p3
mkfs.ext4 -F /dev/mmcblk0p4