V8.00.000.2025.06.17

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

func/cdi_1000_helper/1082_helper_modules.sh

@@ -58,35 +58,78 @@ generate_subnetmask() {
 # Returns:
 #   0: on success
 #######################################
+#grep_nic_driver_modules() {
+#  ### Collect all ethernet driver names and sort them uniquely.
+#  declare -a _mods
+#  declare var_nic_module var_nic_modules
+#  # shellcheck disable=SC2312
+#  readarray -t _mods < <(
+#    lspci -k \
+#      | grep -A2 -i ethernet \
+#      | grep 'Kernel driver in use' \
+#      | awk '{print $5}' \
+#      | sort -u
+#  )#
+#
+#  ### If only one entry remains, save it in 'var_nic_module', otherwise save all modules in 'var_nic_modules'.
+#  if [[ "${#_mods[@]}" -eq 1 ]]; then
+#    var_nic_module="${_mods[0]}"
+#  else
+#    var_nic_modules="${_mods[*]}"
+#  fi
+#
+#  if [[ -n "${var_nic_module}" ]]; then
+#    echo "${var_nic_module}"
+#  else
+#    echo "${var_nic_modules}"
+#  fi
+#
+#  return 0
+#}
+
+#######################################
+# Collect NIC driver modules for initramfs installation (no lspci required).
+# Uses '/sys' introspection to stay independent of pciutils/ethtool.
+# Arguments:
+#   None
+# Output:
+#   One module name per line (suitable for initramfs-tools/modules)
+# Returns:
+#   0: on success
+#######################################
 grep_nic_driver_modules() {
-  ### Collect all ethernet driver names and sort them uniquely.
-  declare -a _mods
-  declare var_nic_module var_nic_modules
-  # shellcheck disable=SC2312
-  readarray -t _mods < <(
-    lspci -k \
-      | grep -A2 -i ethernet \
-      | grep 'Kernel driver in use' \
-      | awk '{print $5}' \
-      | sort -u
-  )
+  declare -A _seen=()
+  declare -a _mods=()
+  declare    var_dev="" var_if="" var_uevent="" var_key="" var_val=""
 
-  ### If only one entry remains, save it in 'var_nic_module', otherwise save all modules in 'var_nic_modules'.
-  if [[ "${#_mods[@]}" -eq 1 ]]; then
-    var_nic_module="${_mods[0]}"
-  else
-    var_nic_modules="${_mods[*]}"
-  fi
+  for var_dev in /sys/class/net/*; do
+    [[ -d ${var_dev} ]] || continue
+    var_if="${var_dev##*/}"
+    [[ "${var_if}" == "lo" ]] && continue
 
-  if [[ -n "${var_nic_module}" ]]; then
-    echo "${var_nic_module}"
-  else
-    echo "${var_nic_modules}"
+    var_uevent="/sys/class/net/${var_if}/device/uevent"
+    [[ -r "${var_uevent}" ]] || continue
+
+    ### Parse key=value lines and extract DRIVER
+    while IFS='=' read -r var_key var_val; do
+      if [[ "${var_key}" == "DRIVER" && -n "${var_val}" ]]; then
+        ### De-duplicate
+        if [[ -z "${_seen[${var_val}]:-}" ]]; then
+          _seen["${var_val}"]=1
+          _mods+=("${var_val}")
         fi
+        break
+      fi
+    done < "${var_uevent}"
+  done
+
+  ### Print one per line (initramfs-tools/modules friendly)
+  ((${#_mods[@]})) && printf '%s\n' "${_mods[@]}"
 
   return 0
 }
 
+
 #######################################
 # Wrapper to insert the metadata field into the specified file.
 # Globals:

func/cdi_1250_yaml/1252_yaml_validator.sh

@@ -122,16 +122,11 @@ yaml_validator() {
   # shellcheck disable=SC2312
   var_link_ipv6=$(ping -q -c 1 -W 1 -6 debian.org > /dev/null 2>&1 && echo "true" || echo "false")
 
-  if [[ -f "/var/lib/dhcp/dhclient.${var_auto_nic}.leases" ]]; then
-
   # shellcheck disable=SC2312
-    var_auto_fqdn=$(grep -m1 'option host-name' "/var/lib/dhcp/dhclient.${var_auto_nic}.leases" | sed -E 's/.*"([^"]+)".*/\1/')
-
-  else
-
-    var_auto_fqdn=""
-
-  fi
+  var_auto_fqdn="$( getent hosts "${var_auto_ipv4}" | awk '{print $2}' | head -n1 )"
+  var_auto_fqdn="${var_auto_fqdn:-$(dig +short -x "${var_auto_ipv4}")}"
+  var_auto_fqdn="${var_auto_fqdn%.}"
+  var_auto_fqdn="${var_auto_fqdn,,}"
 
   do_log "info" "file_only" "1252() Live environment network check: Auto NIC          ='${var_auto_nic}'."
   do_log "info" "file_only" "1252() Live environment network check: Auto IPv4         ='${var_auto_ipv4}'."

lib/cdi_0005_guard/0007_guard_safe_exec.sh

@@ -22,7 +22,7 @@ safe_exec() {
   declare -a ary_cmd=("${@:1:$#-1}")  # All but last arg.
   declare var_errcode="${!#}"         # Last arg.
   "${ary_cmd[@]}" && return 0
-  do_log "error" "file_only" "0011() Command '${ary_cmd[*]}' failed."
+  do_log "error" "file_only" "0007() Command '${ary_cmd[*]}' failed."
   return "${var_errcode}"
 }
 # vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh