diff options
Diffstat (limited to 'server.sh')
| -rwxr-xr-x | server.sh | 122 |
1 files changed, 81 insertions, 41 deletions
@@ -111,14 +111,14 @@ function players_online() { } function init_backup() { - for BACKUP_DIR in ${BACKUP_DIRS[*]} + for backup_dir in ${BACKUP_DIRS[*]} do - if [[ $BACKUP_DIR == *:* ]]; then - REMOTE="$(echo "$BACKUP_DIR" | cut -d: -f1)" - REMOTE_DIR="$(echo "$BACKUP_DIR" | cut -d: -f2)" - ssh "$REMOTE" "mkdir -p \"$REMOTE_DIR\"" + if [[ $backup_dir == *:* ]]; then + local remote="$(echo "$backup_dir" | cut -d: -f1)" + local remote_dir="$(echo "$backup_dir" | cut -d: -f2)" + ssh "$remote" "mkdir -p \"$remote_dir\"" else - mkdir -p "$BACKUP_DIR" + mkdir -p "$backup_dir" fi done @@ -144,7 +144,7 @@ function create_backup() { } function server_backup_safe() { - force=$1 + local force=$1 echo "Detected running server. Checking if players online..." if [ "$force" != "true" ] && ! players_online; then echo "Players are not online. Not backing up." @@ -171,8 +171,7 @@ function server_backup_safe() { echo "Re-enabling auto-save" send_cmd "save-on" - if [ $RET -eq 0 ] - then + if [ $RET -eq 0 ]; then echo Running backup hook $BACKUP_HOOK fi @@ -182,9 +181,9 @@ function server_backup_unsafe() { echo "No running server detected. Running Backup" create_backup + local status=$? - if [ $? -eq 0 ] - then + if [ $status -eq 0 ]; then echo Running backup hook $BACKUP_HOOK fi @@ -199,7 +198,7 @@ function fbackup_running() { } function server_backup() { - force=$1 + local force=$1 if [ "$force" = "true" ]; then if backup_running; then @@ -218,8 +217,6 @@ function server_backup() { else server_backup_unsafe fi - - exit } function ls_backups() { @@ -232,6 +229,7 @@ function ls_backups() { fi } +# creates a selection dialog function choose_from() { local items=("$@") select item in "${items[@]}"; do @@ -241,60 +239,102 @@ function choose_from() { echo "" } +# checks if an item is in the array +function is_in() { + local item="$1" + shift + local array=("$@") + + # these :space: things allow checking that *exactly* this item is in array + if [[ ${array[*]} =~ (^|[[:space:]])"$item"($|[[:space:]]) ]]; then + return + fi + false +} + function server_restore() { - echo "Select from where get the snapshot" - BACKUP_DIR=$(choose_from "${BACKUP_DIRS[@]}") - if [[ ! ${BACKUP_DIRS[*]} =~ (^|[[:space:]])"$BACKUP_DIR"($|[[:space:]]) ]]; then + local backup_dir + local snapshot_index + local dest + + if [ $# -ge 2 ]; then + backup_dir="$1" + snapshot_index=$2 + fi + + if [ $# -eq 3 ]; then + dest="$3" + fi + + if [ ${#BACKUP_DIRS[@]} -eq 0 ]; then + echo "No backup directories found, abort" + return 1 + fi + if [ -z $backup_dir ]; then + echo "From where get the snapshot?" + backup_dir="$(choose_from "${BACKUP_DIRS[@]}")" + else + backup_dir=${BACKUP_DIRS[backup_dir_index]} + fi + if ! is_in "$backup_dir" "${BACKUP_DIRS[@]}" ; then echo "No valid backup directory selected, abort" return 1 fi - SNAPSHOTS=$( + local snapshots=$( if [ $BACKUP_BACKEND = "bup" ]; then - bup_ls_dir "$BACKUP_DIR" + bup_ls_dir "$backup_dir" elif [ $BACKUP_BACKEND = "borg" ]; then - borg_ls_dir "$BACKUP_DIR" + borg_ls_dir "$backup_dir" else - tar_ls_dir "$BACKUP_DIR" + tar_ls_dir "$backup_dir" fi ) - if [ -z "$SNAPSHOTS" ]; then + if [ -z "$snapshots" ]; then echo "No snapshots found, abort" return 1 fi # convert multiline string to bash array - SNAPSHOTS=($(echo "$SNAPSHOTS")) - echo "Select a snapshot to restore" - SNAPSHOT=$(choose_from "${SNAPSHOTS[@]}") - if [[ ! ${SNAPSHOTS[*]} =~ (^|[[:space:]])"$SNAPSHOT"($|[[:space:]]) ]]; then + snapshots=($(echo "$snapshots")) + + local snapshot + if [ -z $snapshot_index ]; then + echo "Select which snapshot to restore" + snapshot=$(choose_from "${snapshots[@]}") + else + snapshot="${snapshots[snapshot_index]}" + fi + if ! is_in "$snapshot" "${snapshots[@]}" ; then echo "No valid snapshot selected, abort" return 1 fi - echo "Restoring snapshot \"$SNAPSHOT\" from \"$BACKUP_DIR\"" + echo "Restoring snapshot \"$snapshot\" from \"$backup_dir\"" - OLDWORLD_NAME="" + local oldworld_name="" if [[ -d "$WORLD_NAME" ]]; then - echo "Saving old world, just in case" - OLDWORLD_NAME="${WORLD_NAME}.old.$(date +'%F_%H-%M-%S')" - mv -v "$WORLD_NAME" "$OLDWORLD_NAME" + echo -n "Preserving old world: " + oldworld_name="${WORLD_NAME}.old.$(date +'%F_%H-%M-%S')" + mv -v "$PWD/$WORLD_NAME" "$PWD/$oldworld_name" fi if [ $BACKUP_BACKEND = "bup" ]; then - bup_restore "$BACKUP_DIR" "$SNAPSHOT" + bup_restore "$backup_dir" "$snapshot" elif [ $BACKUP_BACKEND = "borg" ]; then - borg_restore "$BACKUP_DIR" "$SNAPSHOT" + borg_restore "$backup_dir" "$snapshot" else - tar_restore "$BACKUP_DIR" "$SNAPSHOT" + tar_restore "$backup_dir" "$snapshot" fi - - if [ ! $? -eq 0 ]; then - echo "Restore failed, reverting old world back" - rm -r "$WORLD_NAME" - mv -v "$OLDWORLD_NAME" "$WORLD_NAME" - else - echo "Restore finished" + local status=$? + if [ $status -ne 0 ]; then + echo "Failed to restore snapshot, putting old world back where it was:" + rm -rv "$PWD/$WORLD_NAME" + mv -v "$PWD/$oldworld_name" "$PWD/$WORLD_NAME" + return 1 fi + echo "Snapshot restored" + + return 0 } #cd $(dirname $0) |