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- #!/bin/sh
- read -r disk_name
- set -e
- case $disk_name in
- private)
- # force some read to refresh device size
- head /dev/xvdb > /dev/null
- resize2fs /dev/xvdb
- ;;
- root)
- # force some read to refresh device size
- head /dev/xvda > /dev/null
- new_size=$(cat /sys/block/xvda/size)
- ro=$(/sys/block/xvda/ro)
- if [ "$ro" -eq 1 ]; then
- new_table="0 $new_size snapshot /dev/xvda /dev/xvdc2 N 16"
- else
- new_table="0 $new_size linear /dev/xvda 0"
- fi
- dmsetup load dmroot --table "$new_table"
- dmsetup resume dmroot
- resize2fs /dev/mapper/dmroot
- ;;
- *)
- echo "Automatic resize of '$disk_name' not supported" >&2
- exit 1
- ;;
- esac
-
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