Improve DEBUG and DO_WITH_DEBUG output handling to also keep output of kexec -l when BOARD is in DEBUG+TRACE mode (configuration settings menu + flash)

Signed-off-by: Thierry Laurion <insurgo@riseup.net>

initrd/bin/kexec-boot

@@ -151,7 +151,7 @@ if [ "$dryrun" = "y" ]; then exit 0; fi
 
 echo "Loading the new kernel:"
 echo "$kexeccmd"
-eval "$kexeccmd" \
+DO_WITH_DEBUG "$kexeccmd" \
 || die "Failed to load the new kernel"
 
 if [ "$CONFIG_DEBUG_OUTPUT" = "y" ];then

initrd/bin/kexec-insert-key

@@ -61,6 +61,7 @@ if [ "$unseal_failed" = "y" ]; then
 		-n 1 \
 		-p "Do you wish to boot and use the LUKS Disk Recovery Key? [Y/n] " \
 		confirm_boot
+	echo
 	
 	if [ "$confirm_boot" != 'y' \
 		-a "$confirm_boot" != 'Y' \

initrd/etc/ash_functions

@@ -24,7 +24,8 @@ warn() {
 
 DEBUG() {
 	if [ "$CONFIG_DEBUG_OUTPUT" = "y" ]; then
-		echo "DEBUG: $*" | while read line; do
+		# fold -s -w 960 will wrap lines at 960 characters on the last space before the limit
+		echo "DEBUG: $*" | fold -s -w 960 | while read line; do
 			echo "$line" | tee -a /tmp/debug.log /dev/kmsg >/dev/null
 		done
 	fi

initrd/etc/functions

@@ -19,18 +19,28 @@ mask_param() {
 # N=0 is the name of the command to be executed, N=1 is its first parameter,
 # etc.
 DO_WITH_DEBUG() {
-	if [ "$1" == "--mask-position" ]; then
-		mask_position="$2"
+	local exit_status
+	local cmd_output
+	DEBUG "PATH: $PATH"
+	local cmd=("$@")
+	if [[ "$1" == "--mask-position" ]]; then
+		local mask_position="$2"
 		shift
 		shift
-		DEBUG_ARGS=("$@")
-
-		DEBUG_ARGS[$mask_position]="$(mask_param "${DEBUG_ARGS[$mask_position]}")"
-		DEBUG "${DEBUG_ARGS[@]}"
-	else
-		DEBUG "$@"
+		cmd=("$@")
+		cmd[$mask_position]="$(mask_param "${cmd[$mask_position]}")"
 	fi
-	"$@"
+	if [[ ${#cmd[@]} -eq 1 ]]; then
+		# If there's only one argument, try to split it into multiple arguments
+		read -a cmd <<< "${cmd[0]}"
+	fi
+	DEBUG "Executing command with cmd: ${cmd[*]}"
+	# Sanitize the command output by removing special characters
+	cmd_output=$("${cmd[@]}" 2>&1 | sed 's/[&;|`$(){}<>]//g')
+	exit_status=$?
+	DEBUG "Command output: $cmd_output"
+	DEBUG "Command exited with status: $exit_status"
+	return $exit_status
 }
 
 # Trace the current script and function.
@@ -682,7 +692,7 @@ scan_boot_options() {
 
 	if [ -r $option_file ]; then rm $option_file; fi
 	for i in $(find $bootdir -name "$config"); do
-		DO_WITH_DEBUG kexec-parse-boot "$bootdir" "$i" >>$option_file
+		kexec-parse-boot "$bootdir" "$i" >>$option_file
 	done
 	# FC29/30+ may use BLS format grub config files
 	# https://fedoraproject.org/wiki/Changes/BootLoaderSpecByDefault