V8.00.000.2025.06.17

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

lib/cdi_0110_interactive/0110_check_kernel.sh

@@ -26,24 +26,37 @@ guard_sourcing
 #######################################
 check_kernel() {
   declare -i counter=1
-  declare    first_string="" line="" name="" options="" var_cpu_vendor=""
+  declare    first_string="" line="" name="" options="" var_cpu_vendor="" var_system_architecture=""
+
+  cat << 'EOF' >| "${VAR_NOTES}"
+Kernel available
+*+bpo*       : Debian Backported Kernel
+*cloud*      : Special lightweight images for KVM
+*unsigned*   : Unsigned Kernel
+*preempt_rt* : Special Kernel for real-time-computing
+Not unsigned marked are MS signed Kernel for Secure Boot
+EOF
 
   # shellcheck disable=SC2312
   var_cpu_vendor=$(</proc/cpuinfo grep 'vendor_id' | head -n1 | cut -d: -f2 | xargs)
+  var_system_architecture="$(dpkg --print-architecture)"
 
-  case "${var_cpu_vendor}" in
+  case "${var_system_architecture}" in
 
-    *AuthenticAMD*)
+    amd64)
       # shellcheck disable=SC2312
       apt-cache search linux-image | grep linux-image | grep amd64 | grep -v "meta-package" | grep -v "dbg" | grep -v "template" >> "${VAR_KERNEL_TMP}"
       ;;
 
-    *GenuineIntel*)
+    arm64)
       # shellcheck disable=SC2312
       apt-cache search linux-image | grep linux-image | grep arm64 | grep -v "meta-package" | grep -v "dbg" | grep -v "template" >> "${VAR_KERNEL_TMP}"
       ;;
 
-    *)                do_log "info" "file_only" "4140() Unknown or unsupported CPU vendor: '${var_cpu_vendor}', skipping." ;;
+    *)
+      do_log "info" "file_only" "4140() Unknown Architecture: '${var_system_architecture}' and / or unsupported CPU vendor: '${var_cpu_vendor}', skipping."
+      ;;
+
   esac
 
   sort --output="${VAR_KERNEL_SRT}" "${VAR_KERNEL_TMP}" || {
@@ -60,27 +73,82 @@ check_kernel() {
       ((counter++))
     done < "${VAR_KERNEL_SRT}"
 
-  export NCURSES_NO_ALTSCREEN=1
+  tput smcup
+
+  declare var_response="" var_exitcode=""
+
+  while true; do
+
+    var_response=$(dialog \
+      --no-collapse \
+      --ascii-lines \
+      --clear \
+      --help-button --help-label "Info" \
+      --backtitle "CISS.debian.installer" \
+      --title "Select the Kernel for the CISS.debian.installer" \
+      --radiolist "Kernel available \n *+bpo*       : Debian Backported Kernel \n *cloud*      : Special lightweight images for KVM \n *unsigned*   : Unsigned Kernel \n *preempt_rt* : Special Kernel for real-time-computing \n Not unsigned marked are MS signed Kernel for Secure Boot \n" 0 0 "${options[@]}" 3>&1 1>&2 2>&3 3>&-
+    )
+
+    var_exitcode="$?"
+    clear
+
+    case "${var_exitcode}" in
+
+      0)
+        VAR_KERNEL="${var_response}"
+        [[ "${VAR_KERNEL}" != linux-image-* ]] && VAR_KERNEL="linux-image-${VAR_KERNEL}"
+        do_log "info" "file_only" "0110() Kernel image selected interactively: '${VAR_KERNEL}'."
+        break
+        ;;
+
+      1)
+        VAR_KERNEL=""
+        break
+        ;;
+
+      2)
+        dialog --no-collapse \
+          --ascii-lines \
+          --clear \
+          --backtitle "CISS.debian.installer" \
+          --title "Important Notes" \
+          --scrollbar \
+          --textbox "${VAR_NOTES}" 32 128
+        clear
+        continue
+        ;;
+
+      *)
+        VAR_KERNEL=""
+        break
+        ;;
+
+    esac
+
+  done
+
   # shellcheck disable=SC2034
-  if VAR_KERNEL=$(dialog \
-                          --no-collapse \
-                          --ascii-lines \
-                          --clear \
-                          --help-button \
-                          --backtitle "CISS.debian.installer" \
-                          --title "Select the Kernel for the CISS.debian.installer" \
-                          --radiolist "Kernel available \n *+bpo*       : Debian Backported Kernel \n *cloud*      : Special lightweight images for KVM \n *unsigned*   : Unsigned Kernel \n *preempt_rt* : Special Kernel for real-time-computing \n Not unsigned marked are MS signed Kernel for Secure Boot \n" 0 0 "${options[@]}" 3>&1 1>&2 2>&3 3>&-); then
+  #if VAR_KERNEL=$(dialog \
+  #                        --no-collapse \
+  #                        --ascii-lines \
+  #                        --clear \
+  #                        --help-button --help-label "Info" \
+  #                        --backtitle "CISS.debian.installer" \
+  #                        --title "Select the Kernel for the CISS.debian.installer" \
+  #                        --radiolist "Kernel available \n *+bpo*       : Debian Backported Kernel \n *cloud*      : Special lightweight images for KVM \n *unsigned*   : Unsigned Kernel \n *preempt_rt* : Special Kernel for real-time-computing \n Not unsigned marked are MS signed Kernel for Secure Boot \n" 0 0 "${options[@]}" 3>&1 1>&2 2>&3 3>&-); then
+  #
+  #  #clear
+  #  [[ "${VAR_KERNEL}" != linux-image-* ]] && VAR_KERNEL="linux-image-${VAR_KERNEL}"
+  #  do_log "info" "file_only" "0110() Kernel image selected interactively: '${VAR_KERNEL}'."
+  #
+  #else
+  #
+  #  #clear
+  #  VAR_KERNEL=""
+  #
+  #fi
 
-    clear
-    [[ "${VAR_KERNEL}" != linux-image-* ]] && VAR_KERNEL="linux-image-${VAR_KERNEL}"
-    do_log "info" "file_only" "0110() Kernel image selected interactively: '${VAR_KERNEL}'."
-
-  else
-
-    clear
-    VAR_KERNEL=""
-
-  fi
+  tput rmcup
 
   return 0
 }