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base-files: add gzip-compressed tar support to emmc_upgrade_tar()

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Add support for the tar archive compressed by gzip to emmc_upgrade_tar()
function.

Signed-off-by: INAGAKI Hiroshi <musashino.open@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/16904
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
INAGAKI Hiroshi
2024-08-04 18:14:43 +09:00
committed by Hauke Mehrtens
parent 07dfb9b710
commit 21347caf7e
1 changed files with 9 additions and 5 deletions
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14
package/base-files/files/lib/upgrade/emmc.sh
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@ -10,11 +10,15 @@ emmc_upgrade_tar() {
[ "$CI_DATAPART" -a -z "$EMMC_DATA_DEV" ] && export EMMC_DATA_DEV="$(find_mmc_part $CI_DATAPART $CI_ROOTDEV)"
local has_kernel
local has_rootfs
local board_dir=$(tar tf "$tar_file" | grep -m 1 '^sysupgrade-.*/$')
local gz
local board_dir
[ "$(identify_magic_long $(get_magic_long "$tar_file" cat))" = "gzip" ] && \
gz="z"
board_dir=$(tar t${gz}f "$tar_file" | grep -m 1 '^sysupgrade-.*/$')
board_dir=${board_dir%/}
tar tf "$tar_file" ${board_dir}/kernel 1>/dev/null 2>/dev/null && has_kernel=1
tar tf "$tar_file" ${board_dir}/root 1>/dev/null 2>/dev/null && has_rootfs=1
tar t${gz}f "$tar_file" ${board_dir}/kernel 1>/dev/null 2>/dev/null && has_kernel=1
tar t${gz}f "$tar_file" ${board_dir}/root 1>/dev/null 2>/dev/null && has_rootfs=1
[ "$has_rootfs" = 1 -a "$EMMC_ROOT_DEV" ] && {
# Invalidate kernel image while rootfs is being written
@ -23,14 +27,14 @@ emmc_upgrade_tar() {
sync
}
export EMMC_ROOTFS_BLOCKS=$(($(tar xf "$tar_file" ${board_dir}/root -O | dd of="$EMMC_ROOT_DEV" bs=512 2>&1 | grep "records out" | cut -d' ' -f1)))
export EMMC_ROOTFS_BLOCKS=$(($(tar x${gz}f "$tar_file" ${board_dir}/root -O | dd of="$EMMC_ROOT_DEV" bs=512 2>&1 | grep "records out" | cut -d' ' -f1)))
# Account for 64KiB ROOTDEV_OVERLAY_ALIGN in libfstools
EMMC_ROOTFS_BLOCKS=$(((EMMC_ROOTFS_BLOCKS + 127) & ~127))
sync
}
[ "$has_kernel" = 1 -a "$EMMC_KERN_DEV" ] &&
export EMMC_KERNEL_BLOCKS=$(($(tar xf "$tar_file" ${board_dir}/kernel -O | dd of="$EMMC_KERN_DEV" bs=512 2>&1 | grep "records out" | cut -d' ' -f1)))
export EMMC_KERNEL_BLOCKS=$(($(tar x${gz}f "$tar_file" ${board_dir}/kernel -O | dd of="$EMMC_KERN_DEV" bs=512 2>&1 | grep "records out" | cut -d' ' -f1)))
if [ -z "$UPGRADE_BACKUP" ]; then
if [ "$EMMC_DATA_DEV" ]; then