From 91118a9500eec1bededcdb8e2f0058368ca7f8b7 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Tue, 7 Sep 2010 22:20:26 +0000 Subject: [PATCH] base-files: add an experimental "-c" flag which tries to preserve *all* changed files in /overlay/etc minus some system files SVN-Revision: 22977 --- package/base-files/Makefile | 2 +- package/base-files/files/sbin/sysupgrade | 21 +++++++++++++++++++-- 2 files changed, 20 insertions(+), 3 deletions(-) diff --git a/package/base-files/Makefile b/package/base-files/Makefile index 00a9b354ea..bdaf53c771 100644 --- a/package/base-files/Makefile +++ b/package/base-files/Makefile @@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk include $(INCLUDE_DIR)/kernel.mk PKG_NAME:=base-files -PKG_RELEASE:=52 +PKG_RELEASE:=54 PKG_FILE_DEPENDS:=$(PLATFORM_DIR)/ $(GENERIC_PLATFORM_DIR)/base-files/ PKG_BUILD_DEPENDS:=opkg/host diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade index 0cf51cfb78..0fb07530e4 100755 --- a/package/base-files/files/sbin/sysupgrade +++ b/package/base-files/files/sbin/sysupgrade @@ -7,8 +7,10 @@ RAMFS_COPY_DATA="" # extra data files export INTERACTIVE=0 export VERBOSE=1 export SAVE_CONFIG=1 +export SAVE_OVERLAY=0 export DELAY= export CONF_IMAGE= + # parse options while [ -n "$1" ]; do case "$1" in @@ -17,6 +19,7 @@ while [ -n "$1" ]; do -v) export VERBOSE="$(($VERBOSE + 1))";; -q) export VERBOSE="$(($VERBOSE - 1))";; -n) export SAVE_CONFIG=0;; + -c) export SAVE_OVERLAY=1;; -f) export CONF_IMAGE="$2"; shift;; -*) echo "Invalid option: $1" @@ -41,7 +44,8 @@ Options: -d add a delay before rebooting -f restore configuration from .tar.gz (file or url) -i interactive mode - -n do not save configuration over reflash + -c attempt to preserve all changed files in /etc/ + -n do not save configuration over reflash -q less verbose -v more verbose @@ -56,9 +60,22 @@ add_uci_conffiles() { return 0 } +add_overlayfiles() { + local file="$1" + find /overlay/etc/ -type f | sed \ + -e 's,^/overlay/,/,' \ + -e '\,/META_[a-zA-Z0-9]*$,d' \ + -e '\,/functions.sh$,d' \ + -e '\,/[^/]*-opkg$,d' \ + > "$file" + return 0 +} + # hooks sysupgrade_image_check="platform_check_image" -sysupgrade_init_conffiles="add_uci_conffiles" +[ $SAVE_OVERLAY = 0 -o ! -d /overlay/etc ] && \ + sysupgrade_init_conffiles="add_uci_conffiles" || \ + sysupgrade_init_conffiles="add_overlayfiles" include /lib/upgrade