Fix a missing space in example configs

[thirdparty/dracut.git] / lsinitrd.sh

diff --git a/lsinitrd.sh b/lsinitrd.sh
index 0cb89e9c12b4b23cb9d6d3154a6d883e7bb13ca6..0b42b9a48bc19d33c976691a2f37be2200874340 100755 (executable)
--- a/lsinitrd.sh
+++ b/lsinitrd.sh
@@ -28,7 +28,10 @@ usage()
         echo "-m, --mod                   list modules."
         echo "-f, --file <filename>       print the contents of <filename>."
         echo "--unpack                    unpack the initramfs, instead of displaying the contents."
+        echo "                            If optional filenames are given, will only unpack specified files,"
+        echo "                            else the whole image will be unpacked. Won't unpack anything from early cpio part."
         echo "--unpackearly               unpack the early microcode part of the initramfs."
+        echo "                            Same as --unpack, but only unpack files from early cpio part."
         echo "-v, --verbose               unpack verbosely."
         echo "-k, --kver <kernel version> inspect the initramfs of <kernel version>."
         echo
@@ -157,6 +160,21 @@ list_files()
     echo "========================================================================"
 }
 
+list_squash_content()
+{
+    SQUASH_IMG="squash/root.img"
+    SQUASH_TMPFILE="$(mktemp -t --suffix=.root.sqsh lsinitrd.XXXXXX)"
+    trap "rm -f '$SQUASH_TMPFILE'" EXIT
+    $CAT "$image" 2>/dev/null | cpio --extract --verbose --quiet --to-stdout -- \
+        $SQUASH_IMG > "$SQUASH_TMPFILE" 2>/dev/null
+    if [[ -s $SQUASH_TMPFILE ]]; then
+        echo "Squashed content ($SQUASH_IMG):"
+        echo "========================================================================"
+        unsquashfs -ll "$SQUASH_TMPFILE" | tail -n +4
+        echo "========================================================================"
+    fi
+}
+
 unpack_files()
 {
     if (( ${#filenames[@]} > 0 )); then
@@ -284,6 +302,7 @@ else
         echo
         list_modules
         list_files
+        list_squash_content
     fi
 fi