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improve kernel and initrd file detection

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Patrick Schleizer 2023-01-08 07:09:09 -05:00
parent 8367b27a0d
commit 96d6ca7ae0
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1 changed files with 5 additions and 0 deletions
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5
usr/libexec/security-misc/cold-boot-attack-defense-kexec-prepare
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@ -10,6 +10,11 @@ set -e
## Get the kernel command-line arguments ## Get the kernel command-line arguments
cmdline=$(cat /proc/cmdline) cmdline=$(cat /proc/cmdline)
if [ "$cmdline" = "" ]; then
echo "$0: ERROR: /proc/cmdline is empty!"
exit 1
fi
boot_image_full=$(echo "$cmdline" | grep -o 'BOOT_IMAGE=\S*') boot_image_full=$(echo "$cmdline" | grep -o 'BOOT_IMAGE=\S*')
## example boot_image_full: ## example boot_image_full:
## BOOT_IMAGE=/vmlinuz-5.10.0-20-amd64 ## BOOT_IMAGE=/vmlinuz-5.10.0-20-amd64