libxml2: update to 2.12.6

[openwrt/openwrt.git] / package / base-files / files / sbin / sysupgrade

diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade
index 78ec455067910aea384338c4d0242a419d717515..9b422107d8c7ab22f1ba099d8e97bf5fd3507983 100755 (executable)
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -237,47 +237,61 @@ include /lib/upgrade
 create_backup_archive() {
        local conf_tar="$1"
        local disabled
+       local err
 
        [ "$(rootfs_type)" = "tmpfs" ] && {
                echo "Cannot save config while running from ramdisk." >&2
                ask_bool 0 "Abort" && exit
-               rm -f "$conf_tar"
                return 0
        }
        run_hooks "$CONFFILES" $sysupgrade_init_conffiles
        ask_bool 0 "Edit config file list" && vi "$CONFFILES"
 
+       [ "$conf_tar" != "-" ] || conf_tar=""
+
        v "Saving config files..."
        [ "$VERBOSE" -gt 1 ] && TAR_V="v" || TAR_V=""
        sed -i -e 's,^/,,' "$CONFFILES"
+       set -o pipefail
        {
-               for service in /etc/init.d/*; do
-                       if ! $service enabled; then
+               local ret=0
+
+               if [ $ret -eq 0 ]; then
+                       for service in /etc/init.d/*; do
+                               if ! $service enabled; then
                                disabled="$disabled$service disable\n"
-                       fi
-               done
-               disabled="$disabled\nexit 0"
-               tar_print_member "/etc/uci-defaults/10_disable_services" "$(echo -e $disabled)"
+                               fi
+                       done
+                       disabled="$disabled\nexit 0"
+                       tar_print_member "/etc/uci-defaults/10_disable_services" "$(echo -e $disabled)" || ret=1
+               fi
 
                # Part of archive with installed packages info
-               if [ "$SAVE_INSTALLED_PKGS" -eq 1 ]; then
-                       # Format: pkg-name<TAB>{rom,overlay,unknown}
-                       # rom is used for pkgs in /rom, even if updated later
-                       tar_print_member "$INSTALLED_PACKAGES" "$(find /usr/lib/opkg/info -name "*.control" \( \
-                               \( -exec test -f /rom/{} \; -exec echo {} rom \; \) -o \
-                               \( -exec test -f /overlay/upper/{} \; -exec echo {} overlay \; \) -o \
-                               \( -exec echo {} unknown \; \) \
-                               \) | sed -e 's,.*/,,;s/\.control /\t/')"
+               if [ $ret -eq 0 ]; then
+                       if [ "$SAVE_INSTALLED_PKGS" -eq 1 ]; then
+                               # Format: pkg-name<TAB>{rom,overlay,unknown}
+                               # rom is used for pkgs in /rom, even if updated later
+                               tar_print_member "$INSTALLED_PACKAGES" "$(find /usr/lib/opkg/info -name "*.control" \( \
+                                       \( -exec test -f /rom/{} \; -exec echo {} rom \; \) -o \
+                                       \( -exec test -f /overlay/upper/{} \; -exec echo {} overlay \; \) -o \
+                                       \( -exec echo {} unknown \; \) \
+                                       \) | sed -e 's,.*/,,;s/\.control /\t/')" || ret=1
+                       fi
                fi
 
                # Rest of archive with config files and ending padding
-               tar c${TAR_V} -C / -T "$CONFFILES"
-       } | gzip > "$conf_tar"
+               if [ $ret -eq 0 ]; then
+                       tar c${TAR_V} -C / -T "$CONFFILES" || ret=1
+               fi
+
+               [ $ret -eq 0 ]
+       } | gzip > "${conf_tar:-/proc/self/fd/1}"
+       err=$?
+       set +o pipefail
 
-       local err=$?
        if [ "$err" -ne 0 ]; then
                echo "Failed to create the configuration backup."
-               rm -f "$conf_tar"
+               [ -f "$conf_tar" ] && rm -f "$conf_tar"
        fi
 
        rm -f "$CONFFILES"
@@ -306,7 +320,11 @@ if [ -n "$CONF_RESTORE" ]; then
 
        [ "$VERBOSE" -gt 1 ] && TAR_V="v" || TAR_V=""
        v "Restoring config files..."
-       tar -C / -x${TAR_V}zf "$CONF_RESTORE"
+       if [ "$(type -t platform_restore_backup)" == 'platform_restore_backup' ]; then
+               platform_restore_backup "$TAR_V"
+       else
+               tar -C / -x${TAR_V}zf "$CONF_RESTORE"
+       fi
        exit $?
 fi