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Make sure that ls reads the actual size without being confsued by symbolic links

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Jarrod Johnson
2026-09-01 16:35:56 -04:00
parent 6d0e364f0e
commit 31d1d38ac6
1 changed files with 5 additions and 1 deletions
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confluent_osdeploy/ubuntu20.04-diskless/profiles/default/scripts/imageboot.sh
+5 -1
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@@ -44,7 +44,11 @@ if grep '^Format: confluent_crypted' /tmp/rootimg.info > /dev/null; then
fi
cipher=$(head -n 1 /tmp/rootimg.key)
key=$(tail -n 1 /tmp/rootimg.key)
len=$(ls -l /mnt/remoteimg/rootimg.sfs | awk '{print $3}')
rootimgfile=/mnt/remoteimg/rootimg.sfs
while [ -L "$rootimgfile" ]; do
rootimgfile=$(readlink -f "$rootimgfile")
done
len=$(ls -l $rootimgfile | awk '{print $3}')
len=$(((len-4096)/512))
dmsetup create cryptimg --table "0 $len crypt $cipher $key 0 $loopdev 8"
/opt/confluent/bin/confluent_imginfo /dev/mapper/cryptimg > /tmp/rootimg.info