diff --git a/misc/copy-data.sh b/misc/copy-data.sh new file mode 100644 index 00000000..d86bc401 --- /dev/null +++ b/misc/copy-data.sh @@ -0,0 +1,104 @@ +#!/usr/bin/env bash +#**Experimental** +set -o errexit +set -o errtrace +set -o nounset +set -o pipefail +shopt -s expand_aliases +alias die='EXIT=$? LINE=$LINENO error_exit' +trap die ERR +trap cleanup EXIT + +function error_exit() { + trap - ERR + local DEFAULT='Unknown failure occured.' + local REASON="\e[97m${1:-$DEFAULT}\e[39m" + local FLAG="\e[91m[ERROR] \e[93m$EXIT@$LINE" + msg "$FLAG $REASON" + exit $EXIT +} +function warn() { + local REASON="\e[97m$1\e[39m" + local FLAG="\e[93m[WARNING]\e[39m" + msg "$FLAG $REASON" +} +function info() { + local REASON="$1" + local FLAG="\e[36m[INFO]\e[39m" + msg "$FLAG $REASON" +} +function msg() { + local TEXT="$1" + echo -e "$TEXT" +} +function cleanup() { + [ -d "${CTID_FROM_PATH:-}" ] && pct unmount $CTID_FROM + [ -d "${CTID_TO_PATH:-}" ] && pct unmount $CTID_TO + popd >/dev/null + rm -rf $TEMP_DIR +} +TEMP_DIR=$(mktemp -d) +pushd $TEMP_DIR >/dev/null + +TITLE="Home Assistant LXC Data Copy" +while read -r line; do + TAG=$(echo "$line" | awk '{print $1}') + ITEM=$(echo "$line" | awk '{print substr($0,36)}') + OFFSET=2 + if [[ $((${#ITEM} + $OFFSET)) -gt ${MSG_MAX_LENGTH:-} ]]; then + MSG_MAX_LENGTH=$((${#ITEM} + $OFFSET)) + fi + CTID_MENU+=( "$TAG" "$ITEM " "OFF" ) +done < <(pct list | awk 'NR>1') +while [ -z "${CTID_FROM:+x}" ]; do + CTID_FROM=$(whiptail --title "$TITLE" --radiolist \ + "\nWhich HA LXC would you like to copy FROM?\n" \ + 16 $(($MSG_MAX_LENGTH + 23)) 6 \ + "${CTID_MENU[@]}" 3>&1 1>&2 2>&3) || exit +done +while [ -z "${CTID_TO:+x}" ]; do + CTID_TO=$(whiptail --title "$TITLE" --radiolist \ + "\nWhich HA LXC would you like to copy TO?\n" \ + 16 $(($MSG_MAX_LENGTH + 23)) 6 \ + "${CTID_MENU[@]}" 3>&1 1>&2 2>&3) || exit +done +for i in ${!CTID_MENU[@]}; do + [ "${CTID_MENU[$i]}" == "$CTID_FROM" ] && \ + CTID_FROM_HOSTNAME=$(sed 's/[[:space:]]*$//' <<<${CTID_MENU[$i+1]}) + [ "${CTID_MENU[$i]}" == "$CTID_TO" ] && \ + CTID_TO_HOSTNAME=$(sed 's/[[:space:]]*$//' <<<${CTID_MENU[$i+1]}) +done +whiptail --defaultno --title "$TITLE" --yesno \ +"**Experimental** Are you sure you want to copy data between the following LXCs? +$CTID_FROM (${CTID_FROM_HOSTNAME}) -> $CTID_TO (${CTID_TO_HOSTNAME}) +Version: Alpha 01"13 50 || exit +info "Home Assistant Data from '$CTID_FROM' to '$CTID_TO'" + +msg "Mounting Container Disks..." +DOCKER_PATH=/var/lib/docker/volumes/hass_config/ +CTID_FROM_PATH=$(pct mount $CTID_FROM | sed -n "s/.*'\(.*\)'/\1/p") || \ + die "There was a problem mounting the root disk of LXC '${CTID_FROM}'." +[ -d "${CTID_FROM_PATH}${DOCKER_PATH}" ] || \ + die "Home Assistant directories in '$CTID_FROM' not found." +CTID_TO_PATH=$(pct mount $CTID_TO | sed -n "s/.*'\(.*\)'/\1/p") || \ + die "There was a problem mounting the root disk of LXC '${CTID_TO}'." +[ -d "${CTID_TO_PATH}${DOCKER_PATH}" ] || \ + die "Home Assistant directories in '$CTID_TO' not found." + +rm -rf ${CTID_TO_PATH}${DOCKER_PATH} +mkdir ${CTID_TO_PATH}${DOCKER_PATH} + +msg "Copying Data Between Containers..." +RSYNC_OPTIONS=( + --archive + --hard-links + --sparse + --xattrs + --no-inc-recursive + --info=progress2 +) +msg "<======== Docker Data ========>" +rsync ${RSYNC_OPTIONS[*]} ${CTID_FROM_PATH}${DOCKER_PATH} ${CTID_TO_PATH}${DOCKER_PATH} +echo -en "\e[1A\e[0K\e[1A\e[0K" + +info "Successfully Transferred Data."