diff options
Diffstat (limited to 'contrib/package/luci-addons/dist/sbin/luci-flash')
| -rw-r--r-- | contrib/package/luci-addons/dist/sbin/luci-flash | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/contrib/package/luci-addons/dist/sbin/luci-flash b/contrib/package/luci-addons/dist/sbin/luci-flash new file mode 100644 index 000000000..3ff478f0f --- /dev/null +++ b/contrib/package/luci-addons/dist/sbin/luci-flash @@ -0,0 +1,88 @@ +#!/bin/sh +. /etc/functions.sh + +# initialize defaults +RAMFS_COPY_BIN="" # extra programs for temporary ramfs root +RAMFS_COPY_DATA="" # extra data files +export KEEP_PATTERN="" +export VERBOSE=1 + +# parse options +while [ -n "$1" ]; do + case "$1" in + -k) + shift + export KEEP_PATTERN="$1" + ;; + -*) + echo "Invalid option: $1" + exit 1 + ;; + *) break;; + esac + shift; +done + +export CONFFILES=/tmp/sysupgrade.conffiles +export CONF_TAR=/tmp/sysupgrade.tgz + +[ -f $CONFFILES ] && rm $CONFFILES +[ -f $CONF_TAR ] && rm $CONF_TAR + +export ARGV="$*" +export ARGC="$#" + +[ -z "$ARGV" ] && { + cat <<EOF +Usage: $0 [options] <image file or URL> + +Options: + -k <"file 1, file 2, ..."> Files to be kept +EOF + exit 1 +} + +add_pattern_conffiles() { + local file="$1" + find $KEEP_PATTERN >> "$file" 2>/dev/null + return 0 +} + +# hooks +sysupgrade_image_check="platform_check_image" +sysupgrade_init_conffiles="" + +[ -n "$KEEP_PATTERN" ] && append sysupgrade_init_conffiles "add_pattern_conffiles" + +include /lib/upgrade + +do_save_conffiles() { + [ -z "$(rootfs_type)" ] && { + echo "Cannot save config while running from ramdisk." + exit 3 + return 0 + } + run_hooks "$CONFFILES" $sysupgrade_init_conffiles + + v "Saving config files..." + [ "$VERBOSE" -gt 1 ] && TAR_V="v" || TAR_V="" + tar c${TAR_V}zf "$CONF_TAR" -T "$CONFFILES" 2>/dev/null +} + +type platform_check_image >/dev/null 2>/dev/null || { + echo "Firmware upgrade is not implemented for this platform." + exit 1 +} + +for check in $sysupgrade_image_check; do + ( eval "$check \"\$ARGV\"" ) || { + echo "Image check '$check' failed." + exit 2 + } +done + +[ -n "$sysupgrade_init_conffiles" ] && do_save_conffiles +run_hooks "" $sysupgrade_pre_upgrade + +v "Switching to ramdisk..." +run_ramfs '. /etc/functions.sh; include /lib/upgrade; do_upgrade'
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