sumshit

2026-05-13 04:30:53 -06:00
parent 17ade43f03
commit 3f0dd7cddf
1 changed files with 21 additions and 0 deletions
@@ -0,0 +1,21 @@
 #!/bin/bash
 set -e # fail explicitly on any error
 # todo: interactive, cli options
 disk=/dev/sda
 outname="disk_image_$(date +%Y-%m-%d-%H%M-%Z)"
 outname="$outname.img.xz"
 # do the disk image dump using inline xz
 echo "runnin inline xz on $disk to file $outname"
 sudo dd if=$disk status=progress bs=1M | xz -c > "$outname"
 # test xz integrity
 echo "testing disk image integrity"
 xz -t -v "$outname"
 # make the sha256 file
 echo "generating sha256 checksum file"
 sha256sum "$outname" | tee "$outname.sha256"
 echo "all donesies :3"