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author | Felix Fietkau <nbd@openwrt.org> | 2007-08-21 18:23:57 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2007-08-21 18:23:57 +0000 |
commit | 1e38527a525ca2e4dbe3a53dad63669773d3d15c (patch) | |
tree | 6914285134a096e80ea7cc6fe3578ee2a23ab50e /target | |
parent | ba05b57573eaf3272997892eb521451b670c4d5e (diff) | |
download | upstream-1e38527a525ca2e4dbe3a53dad63669773d3d15c.tar.gz upstream-1e38527a525ca2e4dbe3a53dad63669773d3d15c.tar.bz2 upstream-1e38527a525ca2e4dbe3a53dad63669773d3d15c.zip |
add sysupgrade script for config preserving system upgrades. only implemented for x86-2.6 at the moment, but can be ported to other platforms easily
SVN-Revision: 8456
Diffstat (limited to 'target')
-rw-r--r-- | target/linux/x86-2.6/base-files/default/lib/upgrade/platform.sh | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/x86-2.6/base-files/default/lib/upgrade/platform.sh b/target/linux/x86-2.6/base-files/default/lib/upgrade/platform.sh new file mode 100644 index 0000000000..ffd0b93ab4 --- /dev/null +++ b/target/linux/x86-2.6/base-files/default/lib/upgrade/platform.sh @@ -0,0 +1,27 @@ +platform_check_image() { + [ "$ARGC" -gt 1 ] && return 1 + + case "$(get_magic_word "$1")" in + 48eb) return 0;; + *) + echo "Invalid image type" + return 1 + ;; + esac +} + +platform_do_upgrade() { + get_image "$1" > /dev/hda + sync +} + +x86_prepare_ext2() { + # if we're running from ext2, we need to make sure that we have a mtd + # partition that points to the active rootfs partition. + # however this only matters if we actually need to preserve the config files + [ "$SAVE_CONFIG" -eq 1 ] && return 0 + grep rootfs /proc/mtd >/dev/null || { + echo /dev/hda2,65536,rootfs > /sys/module/block2mtd/parameters/block2mtd + } +} +append sysupgrade_pre_upgrade x86_prepare_ext2 |