. /lib/functions.sh
. /lib/functions/system.sh
+. /usr/share/libubox/jshn.sh
# initialize defaults
+export MTD_ARGS=""
export MTD_CONFIG_ARGS=""
export INTERACTIVE=0
export VERBOSE=1
export CONF_BACKUP_LIST=0
export CONF_BACKUP=
export CONF_RESTORE=
+export IGNORE_MINOR_COMPAT=0
export NEED_IMAGE=
export HELP=0
export FORCE=0
export TEST=0
-export UMOUNT_ETCBACKUP_DIR=0
# parse options
while [ -n "$1" ]; do
-F|--force) export FORCE=1;;
-T|--test) export TEST=1;;
-h|--help) export HELP=1; break;;
+ --ignore-minor-compat-version) export IGNORE_MINOR_COMPAT=1;;
-*)
echo "Invalid option: $1" >&2
exit 1
Verify image and config .tar.gz but do not actually flash.
-F | --force
Flash image even if image checks fail, this is dangerous!
+ --ignore-minor-compat-version
+ Flash image even if the minor compat version is incompatible.
-q less verbose
-v more verbose
-h | --help display this help
list_conffiles | while read file csum; do
[ -r "$file" ] || continue
- echo "${csum} ${file}" | sha256sum -sc - || echo "$file"
+ echo "${csum} ${file}" | busybox sha256sum -sc - || echo "$file"
done
}
+list_static_conffiles() {
+ local filter=$1
+
+ find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' \
+ /etc/sysupgrade.conf /lib/upgrade/keep.d/* 2>/dev/null) \
+ \( -type f -o -type l \) $filter 2>/dev/null
+}
+
add_conffiles() {
local file="$1"
- ( find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' \
- /etc/sysupgrade.conf /lib/upgrade/keep.d/* 2>/dev/null) \
- \( -type f -o -type l \) $find_filter 2>/dev/null;
- list_changed_conffiles ) | sort -u > "$file"
+
+ ( list_static_conffiles "$find_filter"; list_changed_conffiles ) |
+ sort -u > "$file"
return 0
}
# backup files from /etc/sysupgrade.conf and /lib/upgrade/keep.d, but
# ignore those aready controlled by opkg conffiles
- find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' \
- /etc/sysupgrade.conf /lib/upgrade/keep.d/* 2>/dev/null) \
- \( -type f -o -type l \) 2>/dev/null | sort -u |
+ list_static_conffiles | sort -u |
grep -h -v -x -F -f $conffiles > "$keepfiles"
# backup conffiles, but only those changed if '-u'
return 0
}
-# hooks
-sysupgrade_image_check="fwtool_check_signature fwtool_check_image platform_check_image"
-
if [ $SAVE_OVERLAY = 1 ]; then
[ ! -d /overlay/upper/etc ] && {
echo "Cannot find '/overlay/upper/etc', required for '-c'" >&2
do_save_conffiles() {
local conf_tar="$1"
+ local tmp
+ local dir
- [ -z "$(rootfs_type)" ] && {
+ [ "$(rootfs_type)" = "tmpfs" ] && {
echo "Cannot save config while running from ramdisk." >&2
ask_bool 0 "Abort" && exit
rm -f "$conf_tar"
run_hooks "$CONFFILES" $sysupgrade_init_conffiles
ask_bool 0 "Edit config file list" && vi "$CONFFILES"
+ # Mount root directory with temporary overlay on top of it.
+ # This allows including extra (temporary) files in backup archive
+ # without messing actual rootfs.
+ tmp="$(mktemp -d -t overlay.XXXXXX)"
+ mkdir -p "$tmp/upper" "$tmp/work" "$tmp/backup"
+ dir="$tmp/backup"
+ if ! mount -t overlay overlay -o lowerdir=/,upperdir="$tmp/upper",workdir="$tmp/work" "$dir"; then
+ echo "Cannot mount backup overlay to $dir." >&2
+ ask_bool 0 "Abort" && exit
+ dir=""
+ fi
+
if [ "$SAVE_INSTALLED_PKGS" -eq 1 ]; then
echo "${INSTALLED_PACKAGES}" >> "$CONFFILES"
- mkdir -p "$ETCBACKUP_DIR"
- # Avoid touching filesystem on each backup
- RAMFS="$(mktemp -d -t sysupgrade.XXXXXX)"
- mkdir -p "$RAMFS/upper" "$RAMFS/work"
- mount -t overlay overlay -o lowerdir=$ETCBACKUP_DIR,upperdir=$RAMFS/upper,workdir=$RAMFS/work $ETCBACKUP_DIR &&
- UMOUNT_ETCBACKUP_DIR=1 || {
- echo "Cannot mount '$ETCBACKUP_DIR' as tmpfs to avoid touching disk while saving the list of installed packages." >&2
- ask_bool 0 "Abort" && exit
- }
+ mkdir -p "$dir/$ETCBACKUP_DIR"
# Format: pkg-name<TAB>{rom,overlay,unkown}
# rom is used for pkgs in /rom, even if updated later
\( -exec test -f /rom/{} \; -exec echo {} rom \; \) -o \
\( -exec test -f /overlay/upper/{} \; -exec echo {} overlay \; \) -o \
\( -exec echo {} unknown \; \) \
- \) | sed -e 's,.*/,,;s/\.control /\t/' > ${INSTALLED_PACKAGES}
+ \) | sed -e 's,.*/,,;s/\.control /\t/' > "$dir/${INSTALLED_PACKAGES}"
fi
+ mkdir -p $dir/etc/uci-defaults/
+ touch $dir/etc/uci-defaults/10_disable_services
+ for service in /etc/init.d/*; do
+ if ! $service enabled; then
+ echo "$service disable" >> $dir/etc/uci-defaults/10_disable_services
+ fi
+ done
+ echo "exit 0" >> $dir/etc/uci-defaults/10_disable_services
+ echo "/etc/uci-defaults/10_disable_services" >> "$CONFFILES"
+
v "Saving config files..."
[ "$VERBOSE" -gt 1 ] && TAR_V="v" || TAR_V=""
- tar c${TAR_V}zf "$conf_tar" -T "$CONFFILES" 2>/dev/null
- if [ "$?" -ne 0 ]; then
+ sed -i -e 's,^/,,' "$CONFFILES"
+ tar c${TAR_V}zf "$conf_tar" -C "${dir:-/}" -T "$CONFFILES"
+ local err=$?
+ if [ "$err" -ne 0 ]; then
echo "Failed to create the configuration backup."
rm -f "$conf_tar"
- exit 1
fi
- [ "$UMOUNT_ETCBACKUP_DIR" -eq 1 ] && {
- umount "$ETCBACKUP_DIR"
- rm -rf "$RAMFS"
- }
+ umount "$dir"
+ rm -rf "$tmp"
+
rm -f "$CONFFILES"
+
+ return "$err"
}
if [ $CONF_BACKUP_LIST -eq 1 ]; then
if [ -n "$CONF_BACKUP" ]; then
do_save_conffiles "$CONF_BACKUP"
- exit $?
+ exit
fi
if [ -n "$CONF_RESTORE" ]; then
fi
[ "$VERBOSE" -gt 1 ] && TAR_V="v" || TAR_V=""
+ v "Restoring config files..."
tar -C / -x${TAR_V}zf "$CONF_RESTORE"
exit $?
fi
case "$IMAGE" in
http://*|\
https://*)
- wget -O/tmp/sysupgrade.img "$IMAGE"
+ wget -O/tmp/sysupgrade.img "$IMAGE" || exit 1
IMAGE=/tmp/sysupgrade.img
;;
esac
;;
esac
-export ARGV="$IMAGE"
-export ARGC=1
-
-for check in $sysupgrade_image_check; do
- ( $check "$IMAGE" ) || {
- if [ $FORCE -eq 1 ]; then
- echo "Image check '$check' failed but --force given - will update anyway!" >&2
- break
- else
- echo "Image check '$check' failed." >&2
- exit 1
- fi
- }
-done
+json_load "$(/usr/libexec/validate_firmware_image "$IMAGE")" || {
+ echo "Failed to check image"
+ exit 1
+}
+json_get_var valid "valid"
+[ "$valid" -eq 0 ] && {
+ if [ $FORCE -eq 1 ]; then
+ echo "Image check failed but --force given - will update anyway!" >&2
+ else
+ echo "Image check failed." >&2
+ exit 1
+ fi
+}
if [ -n "$CONF_IMAGE" ]; then
case "$(get_magic_word $CONF_IMAGE cat)" in
get_image "$CONF_IMAGE" "cat" > "$CONF_TAR"
export SAVE_CONFIG=1
elif ask_bool $SAVE_CONFIG "Keep config files over reflash"; then
- [ $TEST -eq 1 ] || do_save_conffiles "$CONF_TAR"
+ [ $TEST -eq 1 ] || do_save_conffiles "$CONF_TAR" || exit
export SAVE_CONFIG=1
else
[ $TEST -eq 1 ] || rm -f "$CONF_TAR"
exit 0
fi
-if [ $SAVE_PARTITIONS -eq 0 ]; then
- touch /tmp/sysupgrade.always.overwrite.bootdisk.partmap
-else
- rm -f /tmp/sysupgrade.always.overwrite.bootdisk.partmap
-fi
-
install_bin /sbin/upgraded
v "Commencing upgrade. Closing all shell sessions."
-COMMAND='. /lib/functions.sh; include /lib/upgrade; do_upgrade_stage2'
+COMMAND='/lib/upgrade/do_stage2'
if [ -n "$FAILSAFE" ]; then
printf '%s\x00%s\x00%s' "$RAM_ROOT" "$IMAGE" "$COMMAND" >/tmp/sysupgrade
lock -u /tmp/.failsafe
else
- ubus call system sysupgrade "{
- \"prefix\": $(json_string "$RAM_ROOT"),
- \"path\": $(json_string "$IMAGE"),
- \"command\": $(json_string "$COMMAND")
- }"
+ json_init
+ json_add_string prefix "$RAM_ROOT"
+ json_add_string path "$IMAGE"
+ [ $FORCE -eq 1 ] && json_add_boolean force 1
+ [ $SAVE_CONFIG -eq 1 ] && json_add_string backup "$CONF_TAR"
+ json_add_string command "$COMMAND"
+ json_add_object options
+ json_add_int save_partitions "$SAVE_PARTITIONS"
+ json_close_object
+
+ ubus call system sysupgrade "$(json_dump)"
fi