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-rwxr-xr-xdfly-update125
1 files changed, 95 insertions, 30 deletions
diff --git a/dfly-update b/dfly-update
index 21c8331..4fa2a19 100755
--- a/dfly-update
+++ b/dfly-update
@@ -129,11 +129,8 @@ mount_image() {
local mntpnt="$2"
local vn
[ -d "${mntpnt}" ] || mkdir "${mntpnt}"
- echo "Mounting image ${imgfile} to ${mntpnt} ..."
vn=$(vnconfig -c vn ${imgfile}) || exit ${EC_VN}
- mount -r /dev/${vn}s2a ${mntpnt} &&
- echo "DONE" ||
- exit ${EC_MOUNT}
+ mount -r /dev/${vn}s2a ${mntpnt} || exit ${EC_MOUNT}
}
# Get the vn device name of the mounted image
@@ -150,12 +147,9 @@ get_vn_devname() {
umount_image() {
local mntpnt="$1"
local vn=$(get_vn_devname ${mntpnt})
- echo -n "Umounting image from ${mntpnt} ... "
- umount ${mntpnt} && echo "DONE" || exit ${EC_UMOUNT}
- echo "Disable and unconfigure VN device ${vn} ... "
- vnconfig -u ${vn} &&
- echo "DONE" ||
- exit ${EC_VN}
+ umount ${mntpnt} || exit ${EC_UMOUNT}
+ echo "Disable and unconfigure VN device ${vn} ..."
+ vnconfig -u ${vn} || exit ${EC_VN}
}
# Backup the old kernel
@@ -208,7 +202,6 @@ backup_world() {
# Install the new system (kernel and world, excluding /etc)
install_system() {
local file item path cpignore
- echo "Installing the new kernel and world ..."
echo " => Creating distribution directories ..."
for item in \
@@ -250,7 +243,6 @@ add_users() {
local fgroup="${MNT_DIR}/etc.hdd/group"
local _name _pw _uid _gid _gids item
local _class _change _expire _gecos _home _shell _members
- echo "Adding new users and groups ..."
echo " => Adding new users ..."
_gids=""
@@ -290,10 +282,11 @@ add_users() {
# Upgrade the system with new configuration files
upgrade_system() {
- local etcdir="${CACHE_DIR}/etc.new"
- local file file_etc file_new
+ local etcdir file file_etc file_new
+
[ -d "${CACHE_DIR}" ] || mkdir "${CACHE_DIR}"
- echo "Upgrading system ..."
+ etcdir="${CACHE_DIR}/etc.new"
+
echo " => Coping new /etc to: ${etcdir}"
${CPDUP} -o ${MNT_DIR}/etc.hdd ${etcdir} || exit ${EC_CPDUP}
@@ -392,26 +385,48 @@ _EOF_
}
+#
+# Main
+#
+
usage() {
cat <<_EOF_
Upgrade a DragonFly BSD system using a binary release/snapshot
-Usage: ${0##*/} [-h] [-c <config-file>] [-d] <dfly.img>
+Usage: ${0##*/} [-h] [-c <config-file>] [-d]
+ [-s <start-step>] [-S <stop-step] <dfly.img>
+
+Options:
+ -h : show this help
+ -c : load the specified configuration file
+ -d : enable the debug mode
+ -s : start at the specified step
+ -S : stop at the specified step (inclusive)
+
+Steps:
+0. mount the system image
+1. backup current kernel
+2. backup current world
+3. install new kernel and world (excluding /etc)
+4. add new users and groups
+5. install and update /etc files
+6. clean up obsolete files
+7. umount the system image
+8. misc operations after upgrade
v${VERSION}
${AUTHOR}
${URL}
+
_EOF_
}
-#
-# Main
-#
-
CONFIGFILE=""
+ISTART=0
+ISTOP=999
-while getopts :c:dh opt; do
+while getopts :c:dhs:S: opt; do
case ${opt} in
c)
CONFIGFILE="${OPTARG}"
@@ -423,6 +438,12 @@ while getopts :c:dh opt; do
usage
exit ${EC_USAGE}
;;
+ s)
+ ISTART="${OPTARG}"
+ ;;
+ S)
+ ISTOP="${OPTARG}"
+ ;;
\?)
log "Invalid option -${OPTARG}"
usage
@@ -449,14 +470,58 @@ if [ -n "${CONFIGFILE}" ]; then
fi
fi
-mount_image "${IMGFILE}" "${MNT_DIR}"
-backup_kernel
-backup_world "${BACK_DIR}/world.tar.gz"
-install_system
-add_users
-upgrade_system
-cleanup
-umount_image "${MNT_DIR}"
-postupgrade
+istep=0
+echo "[${istep}] Mounting image ${IMGFILE} to ${MNT_DIR} ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ mount_image "${IMGFILE}" "${MNT_DIR}" ||
+ echo "(skipped)"
+
+istep=$((${istep} + 1))
+echo "[${istep}] Backing up current kernel ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ backup_kernel ||
+ echo "(skipped)"
+
+istep=$((${istep} + 1))
+echo "[${istep}] Backing up current world ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ backup_world "${BACK_DIR}/world.tar.gz" ||
+ echo "(skipped)"
+
+istep=$((${istep} + 1))
+echo "[${istep}] Installing new kernel and world ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ install_system ||
+ echo "(skipped)"
+
+istep=$((${istep} + 1))
+echo "[${istep}] Adding new users and groups ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ add_users ||
+ echo "(skipped)"
+
+istep=$((${istep} + 1))
+echo "[${istep}] Upgrade system files ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ upgrade_system ||
+ echo "(skipped)"
+
+istep=$((${istep} + 1))
+echo "[${istep}] Clean up obsolete files ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ cleanup ||
+ echo "(skipped)"
+
+istep=$((${istep} + 1))
+echo "[${istep}] Umounting image from ${MNT_DIR} ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ umount_image "${MNT_DIR}" ||
+ echo "(skipped)"
+
+istep=$((${istep} + 1))
+echo "[${istep}] Misc operations after upgrade ..."
+[ ${istep} -ge ${ISTART} -a ${istep} -le ${ISTOP} ] &&
+ postupgrade ||
+ echo "(skipped)"
exit 0