5 RAMFS_COPY_BIN="/usr/bin/awk" # extra programs for temporary ramfs root
6 RAMFS_COPY_DATA="" # extra data files
16 export KEEP_PATTERN="$1"
19 echo "Invalid option: $1"
27 export CONFFILES=/tmp/sysupgrade.conffiles
28 export CONF_TAR=/tmp/sysupgrade.tgz
30 [ -f $CONFFILES ] && rm $CONFFILES
31 [ -f $CONF_TAR ] && rm $CONF_TAR
38 Usage: $0 [options] <image file or URL>
41 -k <"file 1, file 2, ..."> Files to be kept
46 add_pattern_conffiles() {
48 find $KEEP_PATTERN >> "$file" 2>/dev/null
53 sysupgrade_image_check="platform_check_image"
54 sysupgrade_init_conffiles=""
56 [ -n "$KEEP_PATTERN" ] && append sysupgrade_init_conffiles "add_pattern_conffiles"
61 [ -z "$(rootfs_type)" ] && {
62 echo "Cannot save config while running from ramdisk."
66 run_hooks "$CONFFILES" $sysupgrade_init_conffiles
68 v "Saving config files..."
69 [ "$VERBOSE" -gt 1 ] && TAR_V="v" || TAR_V=""
70 tar c${TAR_V}zf "$CONF_TAR" -T "$CONFFILES" 2>/dev/null
73 type platform_check_image >/dev/null 2>/dev/null || {
74 echo "Firmware upgrade is not implemented for this platform."
78 for check in $sysupgrade_image_check; do
79 ( eval "$check \"\$ARGV\"" ) || {
80 echo "Image check '$check' failed."
85 [ -n "$sysupgrade_init_conffiles" ] && do_save_conffiles
86 run_hooks "" $sysupgrade_pre_upgrade
88 v "Switching to ramdisk..."
89 run_ramfs '. /etc/functions.sh; include /lib/upgrade; do_upgrade'