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279
external/packages/bsp/common/usr/sbin/opi-bkimg
vendored
Executable file
279
external/packages/bsp/common/usr/sbin/opi-bkimg
vendored
Executable file
@@ -0,0 +1,279 @@
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#!/bin/bash
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OFFSET=32
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image=/mnt/backup.img
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type=83
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next=$OFFSET
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rootpart=1
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overlaypart=2
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ROOTFS_TYPE=ext4
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OVERLAYFS_TYPE=ext4
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bootfs=
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logfile="/var/log/backup.log"
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OVERLAYFS_SIZE=256
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USE_OVERLAYFS=0
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# script configuration
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CWD="/usr/lib/nand-sata-install"
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EX_LIST="${CWD}/exclude.txt"
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[[ -f /usr/lib/u-boot/platform_install.sh ]] && source /usr/lib/u-boot/platform_install.sh
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[[ -f /etc/orangepi-release ]] && source /etc/orangepi-release
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if [[ "$1" == "overlayfs" ]]; then
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USE_OVERLAYFS=1
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fi
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if [[ $EUID -ne 0 ]]; then
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echo 'This tool must run as root. Exiting ...' >&2
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exit 14
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fi
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[[ -f "$image" ]] && rm "$image"
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# define makefs and mount options
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declare -A mkopts mountopts
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# for ARMv7 remove 64bit feature from default mke2fs format features
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if [[ $LINUXFAMILY =~ sun50iw6|sun50iw2|sun50iw1 && $BRANCH == legacy ]]; then
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mkopts[ext2]='-O ^64bit -qF'
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mkopts[ext3]='-O ^64bit -qF'
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mkopts[ext4]='-O ^64bit -qF'
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else
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mkopts[ext2]='-qF'
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mkopts[ext3]='-qF'
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mkopts[ext4]='-qF'
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fi
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mkopts[btrfs]='-f'
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mkopts[f2fs]='-f'
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mountopts[ext2]='defaults,noatime,commit=600,errors=remount-ro,x-gvfs-hide 0 1'
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mountopts[ext3]='defaults,noatime,commit=600,errors=remount-ro,x-gvfs-hide 0 1'
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mountopts[ext4]='defaults,noatime,commit=600,errors=remount-ro,x-gvfs-hide 0 1'
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mountopts[btrfs]='defaults,noatime,commit=600,compress=lzo,x-gvfs-hide 0 2'
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mountopts[f2fs]='defaults,noatime,x-gvfs-hide 0 2'
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function display_alert()
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{
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local tmp=""
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[[ -n $2 ]] && tmp="[\e[0;33m $2 \x1B[0m]"
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case $3 in
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err)
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echo -e "[\e[0;31m error \x1B[0m] $1 $tmp"
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;;
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wrn)
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echo -e "[\e[0;35m warn \x1B[0m] $1 $tmp"
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;;
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ext)
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echo -e "[\e[0;32m o.k. \x1B[0m] \e[1;32m$1\x1B[0m $tmp"
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;;
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info)
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echo -e "[\e[0;32m o.k. \x1B[0m] $1 $tmp"
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;;
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*)
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echo -e "[\e[0;32m .... \x1B[0m] $1 $tmp"
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;;
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esac
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}
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stop_running_services()
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{
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systemctl --state=running | awk -F" " '/.service/ {print $1}' | sort -r | \
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grep -E -e "$1" | while read ; do
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echo -e "\nStopping ${REPLY} \c"
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systemctl stop ${REPLY} 2>&1
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done
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}
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display_alert "Starting backup to image" "$image" "info"
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rootfs_size=$(df -BM | grep ^/dev | head -1 | awk '{print $3}' | tr -cd '[0-9]. \n')
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display_alert "Current rootfs size" "$rootfs_size MiB" "info"
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imagesize=$(($rootfs_size + $OFFSET))
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sdsize=$(bc -l <<< "scale=0; ((($imagesize * 1.35) / 1 + 0) / 4 + 1) * 4")
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if [[ $USE_OVERLAYFS -eq 1 ]]; then
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display_alert "Overlayfs size" "${OVERLAYFS_SIZE}MB" "info"
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sdsize=$(($sdsize + $OVERLAYFS_SIZE))
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fi
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mnt_free=$(df -BM /mnt | grep ^/dev | head -1 | awk '{print $4}' | tr -cd '[0-9]. \n')
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if [[ "$mnt_free" -lt "$sdsize" ]]; then
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display_alert "Not enough space in /mnt" "Required: ${sdsize}MiB, Available: ${mnt_free}MiB" "err"
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exit 1
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fi
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cleanup() {
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if [[ -d "${TempDir}" ]] && findmnt -r "${TempDir}/rootfs" > /dev/null; then
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display_alert "Unmounting" "${TempDir}/rootfs" "info"
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umount "${TempDir}"/bootfs
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umount "${TempDir}"/rootfs
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rm -r ${TempDir}
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losetup -d $LOOP
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fi
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[[ -d "${TempDir}" ]] && rm -r "${TempDir}"
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exit
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}
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trap cleanup EXIT INT
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display_alert "Creating blank image for rootfs" "$sdsize MiB" "info"
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dd if=/dev/zero bs=1M status=none count=$sdsize | pv -p -b -r -s $(($sdsize * 1024 * 1024)) -N "[ .... ] dd" | dd status=none of=$image
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if [[ $USE_OVERLAYFS -eq 1 ]]; then
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rootfs_size=$(($sdsize - $OVERLAYFS_SIZE - $OFFSET))
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overlay_start=$(($next + $rootfs_size))
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display_alert "Creating partitions" "root: $ROOTFS_TYPE, overlay: $OVERLAYFS_TYPE" "info"
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{
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echo "$rootpart : name=\"rootfs\", start=${next}MiB, size=${rootfs_size}MiB, type=${type}"
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echo "$overlaypart : name=\"overlayfs\", start=${overlay_start}MiB, size=${OVERLAYFS_SIZE}MiB, type=${type}"
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} | sfdisk $image >> "$logfile" 2>&1
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else
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display_alert "Creating partitions" "${bootfs:+/boot: $bootfs }root: $ROOTFS_TYPE" "info"
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{
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echo "$rootpart : name=\"rootfs\", start=${next}MiB, type=${type}"
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} | sfdisk $image >> "$logfile" 2>&1
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fi
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LOOP=$(losetup -fP --show $image)
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rootdevice="${LOOP}p${rootpart}"
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display_alert "Creating rootfs" "$ROOTFS_TYPE on $rootdevice"
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mkfs.ext4 -q -m 2 -O '^64bit,^metadata_csum' -L opi_root $rootdevice
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[[ $ROOTFS_TYPE == ext4 ]] && tune2fs -o journal_data_writeback $rootdevice > /dev/null
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if [[ $USE_OVERLAYFS -eq 1 ]]; then
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overlaydevice="${LOOP}p${overlaypart}"
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display_alert "Creating overlayfs" "$OVERLAYFS_TYPE on $overlaydevice"
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mkfs.ext4 -q -m 0 -O '^64bit,^metadata_csum' -L opi_overlay $overlaydevice
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fi
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TempDir=$(mktemp -d /mnt/${0##*/}.XXXXXX || exit 2)
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sync && mkdir -p "${TempDir}"/bootfs "${TempDir}"/rootfs
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( mount -o compress-force=zlib "${rootdevice}" "${TempDir}"/rootfs 2> /dev/null || mount "${rootdevice}" "${TempDir}"/rootfs )
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mount $rootdevice "${TempDir}"/bootfs
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# stop running services
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echo -e "\nFiles currently open for writing:" >> $logfile
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lsof / | awk 'NR==1 || $4~/[0-9][uw]/' | grep -v "^COMMAND" >> $logfile
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echo -e "\nTrying to stop running services to minimize open files:\c" >> $logfile
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stop_running_services "nfs-|smbd|nmbd|winbind|ftpd|netatalk|monit|cron|webmin|rrdcached" >> $logfile
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stop_running_services "fail2ban|ramlog|folder2ram|postgres|mariadb|mysql|postfix|mail|nginx|apache|snmpd" >> $logfile
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pkill dhclient 2>/dev/null
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LANG=C echo -e "\n\nChecking again for open files:" >> $logfile
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lsof / | awk 'NR==1 || $4~/[0-9][uw]/' | grep -v "^COMMAND" >> $logfile
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TODO=$(rsync -ahvrltDn --delete --stats --exclude-from=$EX_LIST / "${TempDir}"/rootfs | grep "Number of files:"|awk '{print $4}' | tr -d '.,')
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echo -e "\nCopying ${TODO} files to $rootdevice. \c" >> $logfile
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#display_alert "Copying ${TODO} files to" "/"
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# creating rootfs
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# Speed copy increased x10
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# Variables for interfacing with rsync progress
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nsi_conn_path="${TempDir}/nand-sata-install"
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nsi_conn_done="${nsi_conn_path}/done"
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nsi_conn_progress="${nsi_conn_path}/progress"
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mkdir -p "${nsi_conn_path}"
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echo 0 >"${nsi_conn_progress}"
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echo no >"${nsi_conn_done}"
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# Launch rsync in background
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{ \
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rsync -avrltD --delete --exclude-from=$EX_LIST / "${TempDir}"/rootfs | \
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nl | awk '{ printf "%.0f\n", 100*$1/"'"$TODO"'" }' \
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> "${nsi_conn_progress}" ;
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# save exit code from rsync
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echo ${PIPESTATUS[0]} >"${nsi_conn_done}"
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} &
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# while variables
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rsync_copy_finish=0
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rsync_progress=0
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prev_progress=0
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rsync_done=""
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while [ "${rsync_copy_finish}" -eq 0 ]; do
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# Sometimes reads the progress file while writing and only partial numbers (like 1 when is 15)
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prev_progress=${rsync_progress}
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rsync_progress=$(tail -n1 "${nsi_conn_progress}")
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if [[ -z ${rsync_progress} ]]; then
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rsync_progress=${prev_progress}
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fi
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if [ ${prev_progress} -gt ${rsync_progress} ]; then
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rsync_progress=${prev_progress}
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fi
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echo "${rsync_progress}"
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# finish the while if the rsync is finished
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rsync_done=$(cat ${nsi_conn_done})
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if [[ "${rsync_done}" != "no" ]]; then
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if [[ ${rsync_done} -eq 0 ]]; then
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rm -rf "${nsi_conn_path}"
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rsync_copy_finish=1
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else
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# if rsync return error
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echo "Error: could not copy rootfs files, exiting"
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exit 4
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fi
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else
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sleep 0.5
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fi
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done | \
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while read i; do
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width=30
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num_hash=$((i * width / 100))
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bar=$(printf "%-${width}s" "#" | tr ' ' '#')
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printf "\r[\e[0;32m .... \x1B[0m] Copying "$TODO" file to [\e[0;33m / \x1B[0m] [%-${width}s] %3d%%" "${bar:0:num_hash}" "$i"
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done
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echo ""
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#pv -l -s 100 -p -e -N "[ .... ] Copying 48304 files to [ / ]" > /dev/null
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#rsync --info=progress2 -arltD --delete --exclude-from=$EX_LIST / "${TempDir}"/rootfs
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rsync -avrltD --delete --exclude-from=$EX_LIST / "${TempDir}"/rootfs >/dev/null 2>&1
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display_alert "Re-enabling" "orangepi-resize-filesystem"
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chroot ${TempDir}/rootfs/ /bin/bash -c "systemctl --quiet enable orangepi-resize-filesystem" 2>&1 > /dev/null
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if [[ $USE_OVERLAYFS -eq 1 ]]; then
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display_alert "Enabling" "setup-overlay"
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chroot ${TempDir}/rootfs/ /bin/bash -c "systemctl --quiet enable setup-overlay" 2>&1 > /dev/null
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fi
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rm -f "${TempDir}"/rootfs/etc/fstab
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# Restore TMP and swap
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echo "# <file system> <mount point> <type> <options> <dump> <pass>" > "${TempDir}"/rootfs/etc/fstab
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echo "tmpfs /tmp tmpfs defaults,nosuid 0 0" >> "${TempDir}"/rootfs/etc/fstab
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grep swap /etc/fstab >> "${TempDir}"/rootfs/etc/fstab
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cp -R /boot "${TempDir}"/bootfs
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targetuuid=$(blkid -o export $rootdevice | grep -w UUID)
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sed -e 's,rootdev=.*,rootdev='"$targetuuid"',g' -i "${TempDir}"/bootfs//boot/orangepiEnv.txt
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grep -q '^rootdev' "${TempDir}"/bootfs/boot/orangepiEnv.txt || echo "rootdev=$targetuuid" >> "${TempDir}"/bootfs/boot/orangepiEnv.txt
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echo "$targetuuid / $ROOTFS_TYPE ${mountopts[$ROOTFS_TYPE]}" >> "${TempDir}"/rootfs/etc/fstab
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if [[ $(type -t write_uboot_platform) != function ]]; then
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display_alert "no u-boot package found" "write bootloader"
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exit
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fi
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display_alert "Writing U-boot bootloader" "$LOOP" "info"
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write_uboot_platform "$DIR" $LOOP
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display_alert "Backup completed" "${image}" "info"
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