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fxlv/extend_volume.sh

Last active August 29, 2015 14:07
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LVM based crypto filesystem extending
Raw
extend_volume.sh
TARGET=/some/dir
CRYPTO_DEVICE_NAME=/dev/mapper/crypto_super_secure
LVM_VOLUME=/dev/SOMETHING/SOME_LVM_VOLUME
#
echo "Unmounting $TARGET"
umount $TARGET
echo "Extending"
lvextend -L +100g $LVM_VOLUME
echo "Resizing crypto"
cryptsetup --verbose resize $CRYPTO_DEVICE_NAME
echo "Checking the file system"
e2fsck -f /dev/mapper/$CRYPTO_DEVICE_NAME
echo "Resizing the file system"
resize2fs -p /dev/mapper/$CRYPTO_DEVICE_NAME
echo "All done, mounting back the filesystem"
mount /dev/mapper/$CRYPTO_DEVICE_NAME $TARGET
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