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image: fix script for PKI generation

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Signed-off-by: Paul Meyer <49727155+katexochen@users.noreply.github.com>
This commit is contained in:
Paul Meyer 2022-12-08 13:44:51 +01:00
parent 9d0d561726
commit 1709da0085
1 changed files with 10 additions and 14 deletions
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24
image/secure-boot/genkeys.sh
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@ -12,30 +12,26 @@
set -euo pipefail
shopt -s inherit_errexit
SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
TEMPLATES=${SCRIPT_DIR}/templates
BASE_DIR=$(realpath "${SCRIPT_DIR}/..")
if [[ -z ${PKI} ]]; then
PKI=${BASE_DIR}/pki
fi
if [[ -z ${PKI_SET} ]]; then
PKI_SET=dev
fi
script_dir=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
templates=${script_dir}/templates
base_dir=$(realpath "${script_dir}/..")
pki="${PKI:-${base_dir}/pki}"
pki_set="${PKI_SET:-dev}"
gen_pki() {
# Only use for non-production images.
# Use real PKI for production images instead.
count=$(find "${PKI}" -maxdepth 1 \( -name '*.key' -o -name '*.crt' -o -name '*.cer' -o -name '*.esl' -o -name '*.auth' \) 2> /dev/null | wc -l)
mkdir -p "${pki}"
count=$(find "${pki}" -maxdepth 1 \( -name '*.key' -o -name '*.crt' -o -name '*.cer' -o -name '*.esl' -o -name '*.auth' \) 2> /dev/null | wc -l)
if [[ ${count} != 0 ]]; then
echo PKI files "$(ls -1 "$(realpath "--relative-to=$(pwd)" "${PKI}")"/*.{key,crt,cer,esl,auth})" already exist
echo PKI files "$(ls -1 "$(realpath "--relative-to=$(pwd)" "${pki}")"/*.{key,crt,cer,esl,auth})" already exist
return
fi
mkdir -p "${PKI}"
pushd "${PKI}" || exit 1
pushd "${pki}" || exit 1
uuid=$(systemd-id128 new --uuid)
for key in PK KEK db; do
openssl req -new -x509 -config "${TEMPLATES}/${PKI_SET}_${key}.conf" -keyout "${key}.key" -out "${key}.crt" -nodes
openssl req -new -x509 -config "${templates}/${pki_set}_${key}.conf" -keyout "${key}.key" -out "${key}.crt" -nodes
openssl x509 -outform DER -in "${key}.crt" -out "${key}.cer"
cert-to-efi-sig-list -g "${uuid}" "${key}.crt" "${key}.esl"
done