scripts/download.pl: add tsinghua and ustc mirrors

[openwrt/staging/stintel.git] / scripts / gen_image_generic.sh

diff --git a/scripts/gen_image_generic.sh b/scripts/gen_image_generic.sh
index 17888eac60bf5d7ba15926bf6c267bf1267ec3a3..ef136244029579cb7f85f596bac7b281fe770bd7 100755 (executable)
--- a/scripts/gen_image_generic.sh
+++ b/scripts/gen_image_generic.sh
@@ -26,15 +26,33 @@ KERNELSIZE="$2"
 ROOTFSOFFSET="$(($3 / 512))"
 ROOTFSSIZE="$(($4 / 512))"
 
+# Using mcopy -s ... is using READDIR(3) to iterate through the directory
+# entries, hence they end up in the FAT filesystem in traversal order which
+# breaks reproducibility.
+# Implement recursive copy with reproducible order.
+dos_dircopy() {
+  local entry
+  local baseentry
+  for entry in "$1"/* ; do
+    if [ -f "$entry" ]; then
+      mcopy -i "$OUTPUT.kernel" "$entry" ::"$2"
+    elif [ -d "$entry" ]; then
+      baseentry="$(basename "$entry")"
+      mmd -i "$OUTPUT.kernel" ::"$2""$baseentry"
+      dos_dircopy "$entry" "$2""$baseentry"/
+    fi
+  done
+}
+
 [ -n "$PADDING" ] && dd if=/dev/zero of="$OUTPUT" bs=512 seek="$ROOTFSOFFSET" conv=notrunc count="$ROOTFSSIZE"
 dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 seek="$ROOTFSOFFSET" conv=notrunc
 
 if [ -n "$GUID" ]; then
     [ -n "$PADDING" ] && dd if=/dev/zero of="$OUTPUT" bs=512 seek="$((ROOTFSOFFSET + ROOTFSSIZE))" conv=notrunc count="$sect"
-    mkfs.fat -n kernel -C "$OUTPUT.kernel" -S 512 "$((KERNELSIZE / 1024))"
-    mcopy -s -i "$OUTPUT.kernel" "$KERNELDIR"/* ::/
+    mkfs.fat --invariant -n kernel -C "$OUTPUT.kernel" -S 512 "$((KERNELSIZE / 1024))"
+    LC_ALL=C dos_dircopy "$KERNELDIR" /
 else
-    make_ext4fs -J -L kernel -l "$KERNELSIZE" "$OUTPUT.kernel" "$KERNELDIR"
+    make_ext4fs -J -L kernel -l "$KERNELSIZE" ${SOURCE_DATE_EPOCH:+-T ${SOURCE_DATE_EPOCH}} "$OUTPUT.kernel" "$KERNELDIR"
 fi
 dd if="$OUTPUT.kernel" of="$OUTPUT" bs=512 seek="$KERNELOFFSET" conv=notrunc
 rm -f "$OUTPUT.kernel"