dnsmasq: rework network interface ignore
[openwrt/staging/jow.git] / scripts / ubinize-image.sh
index 6ffedc5f32620deec6c9de494001fa59a32638be..06a6310980177a7104b067de5cb9becd06aa432b 100755 (executable)
@@ -1,35 +1,31 @@
 #!/bin/sh
 
+. $TOPDIR/scripts/functions.sh
+
+part=""
 ubootenv=""
-nokernel=""
 ubinize_param=""
 kernel=""
 rootfs=""
 outfile=""
 err=""
-
-get_magic_word() {
-       dd if=$1 bs=2 count=1 2>/dev/null | hexdump -v -n 2 -e '1/1 "%02x"'
-}
-
-is_ubifs() {
-       if [ "$( get_magic_word $1 )" = "3118" ]; then
-               echo "1"
-       fi
-}
+ubinize_seq=""
 
 ubivol() {
-       volid=$1
-       name=$2
-       image=$3
-       autoresize=$4
+       local volid="$1"
+       local name="$2"
+       local image="$3"
+       local autoresize="$4"
+       local size="$5"
+       local voltype="${6:-dynamic}"
        echo "[$name]"
        echo "mode=ubi"
        echo "vol_id=$volid"
-       echo "vol_type=dynamic"
+       echo "vol_type=$voltype"
        echo "vol_name=$name"
        if [ "$image" ]; then
                echo "image=$image"
+               [ -n "$size" ] && echo "vol_size=${size}"
        else
                echo "vol_size=1MiB"
        fi
@@ -40,20 +36,71 @@ ubivol() {
 
 ubilayout() {
        local vol_id=0
-       local root_is_ubifs="$( is_ubifs "$2" )"
+       local rootsize
+       local autoresize
+       local rootfs_type
+       local voltype
+
+       rootfs_type="$( get_fs_type "$2" )"
        if [ "$1" = "ubootenv" ]; then
                ubivol $vol_id ubootenv
-               vol_id=$(( $vol_id + 1 ))
+               vol_id=$(( vol_id + 1 ))
                ubivol $vol_id ubootenv2
-               vol_id=$(( $vol_id + 1 ))
+               vol_id=$(( vol_id + 1 ))
        fi
+       for part in $parts; do
+               name="${part%%=*}"
+               prev="$part"
+               part="${part#*=}"
+               voltype=dynamic
+               [ "$prev" = "$part" ] && part=
+
+               image="${part%%=*}"
+               if [ "${image#:}" != "$image" ]; then
+                       voltype=static
+                       image="${image#:}"
+               fi
+               prev="$part"
+               part="${part#*=}"
+               [ "$prev" = "$part" ] && part=
+
+               size="$part"
+               if [ -z "$size" ]; then
+                       size="$( round_up "$( stat -c%s "$image" )" 1024 )"
+               else
+                       size="${size}MiB"
+               fi
+
+               ubivol $vol_id "$name" "$image" "" "${size}" "$voltype"
+               vol_id=$(( vol_id + 1 ))
+       done
        if [ "$3" ]; then
                ubivol $vol_id kernel "$3"
-               vol_id=$(( $vol_id + 1 ))
+               vol_id=$(( vol_id + 1 ))
+       fi
+
+       if [ "$2" ]; then
+               case "$rootfs_type" in
+               "ubifs")
+                       autoresize=1
+                       ;;
+               "squashfs")
+                       # squashfs uses 1k block size, ensure we do not
+                       # violate that
+                       rootsize="$( round_up "$( stat -c%s "$2" )" 1024 )"
+                       ;;
+               esac
+               ubivol $vol_id rootfs "$2" "$autoresize" "$rootsize" dynamic
+
+               vol_id=$(( vol_id + 1 ))
+               [ "$rootfs_type" = "ubifs" ] || ubivol $vol_id rootfs_data "" 1 dymamic
+       fi
+}
+
+set_ubinize_seq() {
+       if [ -n "$SOURCE_DATE_EPOCH" ] ; then
+               ubinize_seq="-Q $SOURCE_DATE_EPOCH"
        fi
-       ubivol $vol_id rootfs "$2" $root_is_ubifs
-       vol_id=$(( $vol_id + 1 ))
-       [ "$root_is_ubifs" ] || ubivol $vol_id rootfs_data "" 1
 }
 
 while [ "$1" ]; do
@@ -63,26 +110,29 @@ while [ "$1" ]; do
                shift
                continue
                ;;
-       "--no-kernel")
-               nokernel="nokernel"
+       "--kernel")
+               kernel="$2"
+               shift
+               shift
+               continue
+               ;;
+       "--rootfs")
+               rootfs="$2"
+               shift
+               shift
+               continue
+               ;;
+       "--part")
+               parts="$parts $2"
+               shift
                shift
                continue
                ;;
        "-"*)
-               ubinize_param="$@"
+               ubinize_param="$*"
                break
                ;;
        *)
-               if [ ! "$kernel" -a ! "$nokernel" ]; then
-                       kernel=$1
-                       shift
-                       continue
-               fi
-               if [ ! "$rootfs" ]; then
-                       rootfs=$1
-                       shift
-                       continue
-               fi
                if [ ! "$outfile" ]; then
                        outfile=$1
                        shift
@@ -92,25 +142,29 @@ while [ "$1" ]; do
        esac
 done
 
-if [ ! -r "$rootfs" -o ! -r "$kernel" -a ! "$nokernel" -o ! "$outfile" ]; then
-       echo "syntax: $0 [--no-kernel] [--uboot-env] rootfs [kernel] out [ubinize opts]"
+if [ ! -r "$rootfs" ] && [ ! -r "$kernel" ] && [ ! "$parts" ] && [ ! "$outfile" ]; then
+       echo "syntax: $0 [--uboot-env] [--part <name>=<file>] [--kernel kernelimage] [--rootfs rootfsimage] out [ubinize opts]"
        exit 1
 fi
 
-ubinize="$( which ubinize )"
+ubinize="$( command -v ubinize )"
 if [ ! -x "$ubinize" ]; then
        echo "ubinize tool not found or not usable"
        exit 1
 fi
 
-ubinizecfg="$( mktemp )"
+ubinizecfg="$( mktemp 2> /dev/null )"
+if [ -z "$ubinizecfg" ]; then
+       # try OSX signature
+       ubinizecfg="$( mktemp -t 'ubitmp' )"
+fi
 ubilayout "$ubootenv" "$rootfs" "$kernel" > "$ubinizecfg"
 
+set_ubinize_seq
 cat "$ubinizecfg"
-ubinize -o "$outfile" $ubinize_param "$ubinizecfg"
+ubinize $ubinize_seq -o "$outfile" $ubinize_param "$ubinizecfg"
 err="$?"
 [ ! -e "$outfile" ] && err=2
 rm "$ubinizecfg"
 
 exit $err
-