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authoracinonyx <acinonyx@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-06-10 22:22:48 +0000
committeracinonyx <acinonyx@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-06-10 22:22:48 +0000
commit4f43c816a4ca405bedadc0f62ef109d210c02054 (patch)
tree71b3dfa11315dc3c8f5f1c094a9a14cd7cf1a287 /package
parent638d4ea3a76ce102bbe0327c5aafb2d836d04996 (diff)
[package] base-files: Detect and decompressed gzipped images automatically when flashing with sysupgrade
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16407 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package')
-rw-r--r--package/base-files/files/lib/upgrade/common.sh21
-rwxr-xr-xpackage/base-files/files/sbin/sysupgrade5
2 files changed, 15 insertions, 11 deletions
diff --git a/package/base-files/files/lib/upgrade/common.sh b/package/base-files/files/lib/upgrade/common.sh
index ef7ce57e7..018cc72f4 100644
--- a/package/base-files/files/lib/upgrade/common.sh
+++ b/package/base-files/files/lib/upgrade/common.sh
@@ -103,16 +103,23 @@ rootfs_type() {
mount | awk '($3 ~ /^\/$/) && ($5 !~ /rootfs/) { print $5 }'
}
-get_image() {
+get_image() { # <source> [ <command> ]
local from="$1"
- local conc="cat"
+ local cmd="$2"
+ local conc
- [ "$GZIPED" -eq 1 ] && conc="zcat"
+ if [ -z "$cmd" ]; then
+ case "$from" in
+ http://*|ftp://*) cmd="wget -O- -q";;
+ *) cmd="cat";;
+ esac
+ local magic="$(eval $cmd $from | dd bs=2 count=1 2>/dev/null | hexdump -n 2 -e '1/1 "%02x"')"
+ case "$magic" in
+ 1f8b) conc="| zcat";;
+ esac
+ fi
- case "$from" in
- http://*|ftp://*) wget -O- -q "$from" | "$conc";;
- *) cat "$from" | "$conc";;
- esac
+ eval "$cmd $from $conc"
}
get_magic_word() {
diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade
index ecc5e9a70..f25195a52 100755
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -9,7 +9,6 @@ export VERBOSE=1
export SAVE_CONFIG=1
export DELAY=
export CONF_IMAGE=
-export GZIPED=0
# parse options
while [ -n "$1" ]; do
case "$1" in
@@ -19,7 +18,6 @@ while [ -n "$1" ]; do
-q) export VERBOSE="$(($VERBOSE - 1))";;
-n) export SAVE_CONFIG=0;;
-f) export CONF_IMAGE="$2"; shift;;
- -g) export GZIPED=1;;
-*)
echo "Invalid option: $1"
exit 1
@@ -42,7 +40,6 @@ Usage: $0 [options] <image file or URL>
Options:
-d <delay> add a delay before rebooting
-f <config> restore configuration from .tar.gz (file or url)
- -g gziped image
-i interactive mode
-n do not save configuration over reflash
-q less verbose
@@ -99,7 +96,7 @@ if [ -n "$CONF_IMAGE" ]; then
exit 1
;;
esac
- get_image "$CONF_IMAGE" > "$CONF_TAR"
+ get_image "$CONF_IMAGE" "cat" > "$CONF_TAR"
export SAVE_CONFIG=1
elif ask_bool $SAVE_CONFIG "Keep config files over reflash"; then
do_save_conffiles