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tenox7/ddpv.sh

Last active July 14, 2022 13:37
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fast macOS dd with progress bar, umount and erase dst disk
Raw
ddpv.sh
#!/bin/bash -e
src="${1?:No src/file specified}"
dst="${2?:No dst/disk specified}"
bs=1m
diskutil unmountDisk "${dst}"
diskutil zeroDisk short "${dst}"
if [[ "${src}" == *.lz ]]
then
lzip -dcvv "${src}" | dd of="${dst}" bs=$bs
elif [[ "${src}" == *.xz ]]
then
xz -dcvv "${src}" | dd of="${dst}" bs=$bs
else
dd if="${src}" bs=1m | pv "${src}" | dd of="${dst}" bs=$bs
fi
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tenox7 commented Jul 14, 2022

use /dev/rdskXXX for destination

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