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42 lines
1.1 KiB
Bash
42 lines
1.1 KiB
Bash
#!/bin/bash
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# Get device and partition numbers/names
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# Root Partition
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PART_DEV=`findmnt / -o source -n | cut -f1 -d"["`
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# Remove '/dev/' from the name
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PART_NAME=`echo $PART_DEV | cut -d "/" -f 3`
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# Set just the name of the device, usually mmcblk0
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DEV_NAME=`echo /sys/block/*/${PART_NAME} | cut -d "/" -f 4`
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# Add /dev/ to device name
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DEV="/dev/${DEV_NAME}"
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# Get Number of device as single digit integer
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PART_NUM=`cat /sys/block/${DEV_NAME}/${PART_NAME}/partition`
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# Get size of SDCard (final sector)
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SECTOR_SIZE=`cat /sys/block/${DEV_NAME}/size`
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# Set the ending sector that the partition should be resized too
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END_SECTOR=`expr $SECTOR_SIZE - 1`
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#growpartfs $PART_DEV
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# resize the partition
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# parted command disabled for now. Using sfdisk instead
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#parted -m $DEV u s resizepart $PART_NUM yes $END_SECTOR
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echo ", +" | sfdisk --no-reread -N $PART_NUM $DEV
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# reload the partitions in the kernel
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#partprobe
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partx -u $DEV
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# resize
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if [[ $(lsblk -o NAME,FSTYPE | grep $PART_NAME | awk '{print $2}') = "btrfs" ]]; then
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btrfs filesystem resize max /
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else
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resize2fs $PART_DEV
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fi
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