From: Sergey Sergeev <ad...@yapic.net>
I did not encapsulate the logic in get_image() because too much code
(like dd if=...) expects to work with the file instead of url. And
use get_image would lead to repeated data reloads from url.
Signed-off-by: Sergey Sergeev <ad...@yapic.net>
---
package/base-files/files/sbin/sysupgrade | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/package/base-files/files/sbin/sysupgrade
b/package/base-files/files/sbin/sysupgrade
index 2f441f8..4391e95 100755
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -101,6 +101,26 @@ EOF
# prevent messages from clobbering the tarball when using stdout
[ "$CONF_BACKUP" = "-" ] && export VERBOSE=0
+wget_if_URL(){
+ local sed_head='^.*\('
+ local url_pattern='\(https\?\|ftp\)://[^ ]*'
+ local sed_tail='\).*$'
+ local url=$(echo "$ARGV" | sed -ne
"s#$sed_head$url_pattern$sed_tail#\1#p")
+ [ -z "$url" ] && return 1
+ rm -f /tmp/sysupgrade-URL.bin
+ wget "$url" -O "/tmp/sysupgrade-URL.bin" || {
+ echo "Wget return error $? for url '$url'"
+ echo "Exiting"
+ rm -f /tmp/sysupgrade-URL.bin
+ exit 1
+ }
+ ARGV=$(echo "$ARGV" | sed -e "s#$url_pattern#/tmp/sysupgrade-URL.bin#")
+ return 0
+}
+
+#if URL has been specified then downloading image file via wget
+wget_if_URL
+
add_uci_conffiles() {
local file="$1"
( find $(sed -ne '/^[[:space:]]*$/d; /^#/d; p' \
--
1.9.1
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