V8.00.000.2025.06.17

Signed-off-by: Marc S. Weidner <msw@coresecret.dev>

func/cdi_3200_partitioning/3210_benchmarking_encryption.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+# SPDX-Version: 3.0
+# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
+# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
+# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-FileType: SOURCE
+# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
+# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
+# SPDX-PackageName: CISS.debian.installer
+# SPDX-Security-Contact: security@coresecret.eu
+
+guard_sourcing
+
+#######################################
+# Benchmark cryptsetup KDF to determine pbkdf-memory and pbkdf-force-iterations for given pbkdf-threads.
+# Globals:
+#   VAR_ITER_TIME
+#   VAR_KDF_ITERATIONS
+#   VAR_KDF_MEMORY
+#   VAR_KDF_THREADS
+#   VAR_RECIPE_STRING
+#   VAR_SETUP_PART
+# Arguments:
+#   None
+# Returns:
+#   0: on success
+#######################################
+benchmarking_encryption() {
+  declare var_result=""
+  # shellcheck disable=SC2155
+  declare -girx VAR_KDF_THREADS=$(yq_val ".recipe.${VAR_RECIPE_STRING}.control.kdf.threads" "${VAR_SETUP_PART}")
+  # shellcheck disable=SC2155
+  declare -girx VAR_ITER_TIME=$(yq_val ".recipe.${VAR_RECIPE_STRING}.control.kdf.time"      "${VAR_SETUP_PART}")
+
+  echo "BENCHMARK CRYPTSETUP ARGON2ID KDF PARAMETER ..."
+  sync
+
+  echo "BENCHMARK CRYPTSETUP ARGON2ID KDF PARAMETER - DROPPING PAGES ..."
+  echo 3 >| /proc/sys/vm/drop_caches
+
+  # shellcheck disable=SC2312
+  var_result=$(cryptsetup benchmark --pbkdf argon2id --iter-time "${VAR_ITER_TIME:-3000}" --pbkdf-parallel "${VAR_KDF_THREADS:-1}" 2>/dev/null \
+    | grep -E '^argon2id[[:space:]]+[0-9]+[[:space:]]+iterations')
+
+  echo "${var_result}"
+
+  do_log "info" "file_only" "3210() [cryptsetup benchmark --pbkdf argon2id --iter-time ${VAR_ITER_TIME:-3000} --pbkdf-parallel ${VAR_KDF_THREADS:-1}]."
+  do_log "info" "file_only" "3210() Results: [${var_result}]."
+
+  # shellcheck disable=SC2155
+  declare -girx VAR_KDF_ITERATIONS=$(awk '{print $2}' <<<"${var_result}")
+  # shellcheck disable=SC2155
+  declare -girx VAR_KDF_MEMORY=$(awk -F'[ ,]+' '{print $4}' <<<"${var_result}")
+
+  return 0
+}
+# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh