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busybox-initramfs: init: support update from .tar files

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closes #2732
This commit is contained in:
Stefan Saraev 2013-11-02 16:02:19 +02:00
parent 7a8bb83c80
commit 5450520500
2 changed files with 22 additions and 3 deletions
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4
packages/initramfs/sysutils/busybox-initramfs/config/busybox-initramfs.conf
View File

@ -151,7 +151,7 @@ CONFIG_GZIP_FAST=0
# CONFIG_LZOP_COMPR_HIGH is not set
# CONFIG_RPM2CPIO is not set
# CONFIG_RPM is not set
# CONFIG_TAR is not set
CONFIG_TAR=y
# CONFIG_FEATURE_TAR_CREATE is not set
# CONFIG_FEATURE_TAR_AUTODETECT is not set
# CONFIG_FEATURE_TAR_FROM is not set
@ -227,7 +227,7 @@ CONFIG_FEATURE_FANCY_ECHO=y
# CONFIG_FALSE is not set
# CONFIG_FOLD is not set
# CONFIG_FSYNC is not set
# CONFIG_HEAD is not set
CONFIG_HEAD=y
# CONFIG_FEATURE_FANCY_HEAD is not set
# CONFIG_INSTALL is not set
# CONFIG_FEATURE_INSTALL_LONG_OPTIONS is not set

21
packages/initramfs/sysutils/busybox-initramfs/scripts/init
View File

@ -495,7 +495,8 @@
UPDATE_KERNEL="MACH_KERNEL"
fi
if [ -f "$UPDATE_DIR/$UPDATE_KERNEL" -a -f "$UPDATE_DIR/$UPDATE_SYSTEM" ] ; then
UPDATE_TAR=`ls -1 "$UPDATE_DIR"/*.tar 2>/dev/null | head -n 1`
if [ -f "$UPDATE_DIR/$UPDATE_KERNEL" -a -f "$UPDATE_DIR/$UPDATE_SYSTEM" -o -f "$UPDATE_TAR" ] ; then
if [ "$UPDATE_DISABLED" = "yes" ] ; then
rm -rf $UPDATE_DIR/[0-9a-zA-Z]* &>/dev/null
echo "Updating not supported on netboot. normal startup in 10s..."
@ -503,6 +504,24 @@
usleep 10000000
return 0
fi
# check for .tar
if [ -f "$UPDATE_TAR" ] ; then
echo "Found new .tar archive. extracting..."
mkdir -p $UPDATE_DIR/.tmp &>/dev/null
tar -xf "$UPDATE_TAR" -C $UPDATE_DIR/.tmp &>/dev/null
mv $UPDATE_DIR/.tmp/*/target/* $UPDATE_DIR &>/dev/null
rm -f "$UPDATE_TAR" &>/dev/null
rm -rf $UPDATE_DIR/.tmp &>/dev/null
sync
if [ ! -f "$UPDATE_DIR/$UPDATE_KERNEL" -o ! -f "$UPDATE_DIR/$UPDATE_SYSTEM" ] ; then
echo "missing ${UPDATE_KERNEL} or ${UPDATE_SYSTEM}... normal startup in 10s"
sync
usleep 10000000
return 0
fi
fi
if [ -f "$UPDATE_DIR/.nocheck" ] ; then
MD5_NOCHECK="1"
fi