diff options
Diffstat (limited to 'sys/nixpkgs/pkgs/snap-sync-forked/snap-sync-forked.sh')
| -rwxr-xr-x | sys/nixpkgs/pkgs/snap-sync-forked/snap-sync-forked.sh | 182 |
1 files changed, 91 insertions, 91 deletions
diff --git a/sys/nixpkgs/pkgs/snap-sync-forked/snap-sync-forked.sh b/sys/nixpkgs/pkgs/snap-sync-forked/snap-sync-forked.sh index a66f31ae..47230667 100755 --- a/sys/nixpkgs/pkgs/snap-sync-forked/snap-sync-forked.sh +++ b/sys/nixpkgs/pkgs/snap-sync-forked/snap-sync-forked.sh @@ -37,12 +37,12 @@ printf "snap-sync comes with ABSOLUTELY NO WARRANTY. This is free software, and SNAPPER_CONFIG=/etc/sysconfig/snapper donotify=0 -if ! command -v notify-send &> /dev/null; then +if ! command -v notify-send &>/dev/null; then donotify=1 fi doprogress=0 -if ! command -v pv &> /dev/null; then +if ! command -v pv &>/dev/null; then doprogress=1 fi @@ -73,7 +73,7 @@ trap 'traperror ${LINENO} $? "$BASH_COMMAND" $BASH_LINENO "${FUNCNAME[@]}"' ERR trap trapkill SIGTERM SIGINT usage() { - cat <<EOF + cat <<EOF $name $version Usage: $name [options] @@ -100,52 +100,52 @@ sudo=0 while [[ $# -gt 0 ]]; do key="$1" case $key in - -d|--description) - description="$2" - shift 2 + -d | --description) + description="$2" + shift 2 ;; - -c|--config) - selected_configs="$2" - shift 2 + -c | --config) + selected_configs="$2" + shift 2 ;; - -u|--UUID) - uuid_cmdline="$2" - shift 2 + -u | --UUID) + uuid_cmdline="$2" + shift 2 ;; - -s|--subvolid) - subvolid_cmdline="$2" - shift 2 + -s | --subvolid) + subvolid_cmdline="$2" + shift 2 ;; - -k|--keepold) - keep="yes" - shift + -k | --keepold) + keep="yes" + shift ;; - -n|--noconfirm) - noconfirm="yes" - shift + -n | --noconfirm) + noconfirm="yes" + shift ;; - -h|--help) - usage - exit 1 + -h | --help) + usage + exit 1 ;; - -q|--quiet) - donotify=1 - shift + -q | --quiet) + donotify=1 + shift ;; - -r|--remote) - remote=$2 - shift 2 - ;; - -p|--port) - port=$2 - shift 2 - ;; - --sudo) - sudo=1 - shift + -r | --remote) + remote=$2 + shift 2 ;; - *) - die "Unknown option: '$key'. Run '$name -h' for valid options." + -p | --port) + port=$2 + shift 2 + ;; + --sudo) + sudo=1 + shift + ;; + *) + die "Unknown option: '$key'. Run '$name -h' for valid options." ;; esac done @@ -153,8 +153,8 @@ done notify() { for u in $(users | tr ' ' '\n' | sort -u); do sudo -u "$u" DISPLAY=:0 \ - DBUS_SESSION_BUS_ADDRESS="unix:path=/run/user/$(sudo -u "$u" id -u)/bus" \ - notify-send -a $name "$1" "$2" --icon="dialog-$3" + DBUS_SESSION_BUS_ADDRESS="unix:path=/run/user/$(sudo -u "$u" id -u)/bus" \ + notify-send -a $name "$1" "$2" --icon="dialog-$3" done } @@ -183,12 +183,12 @@ subvolid_cmdline=${subvolid_cmdline:-"5"} noconfirm=${noconfirm:-"no"} if [[ -z $remote ]]; then - if ! command -v rsync &> /dev/null; then + if ! command -v rsync &>/dev/null; then die "--remote specified but rsync command not found" fi fi -if [[ "$uuid_cmdline" != "none" ]]; then +if [[ $uuid_cmdline != "none" ]]; then if [[ -z $remote ]]; then notify_info "Backup started" "Starting backups to $uuid_cmdline subvolid=$subvolid_cmdline..." else @@ -227,34 +227,34 @@ declare -a SUBVOLIDS_ARRAY i=0 for x in $TARGETS; do - SUBVOLIDS_ARRAY[$i]=$($ssh btrfs subvolume show "$x" | awk '/Subvolume ID:/ { print $3 }') - TARGETS_ARRAY[$i]=$x - i=$((i+1)) + SUBVOLIDS_ARRAY[i]=$($ssh btrfs subvolume show "$x" | awk '/Subvolume ID:/ { print $3 }') + TARGETS_ARRAY[i]=$x + i=$((i + 1)) done i=0 disk=-1 disk_count=0 for x in $UUIDS; do - UUIDS_ARRAY[$i]=$x - if [[ "$x" == "$uuid_cmdline" && ${SUBVOLIDS_ARRAY[$((i))]} == "$subvolid_cmdline" ]]; then + UUIDS_ARRAY[i]=$x + if [[ $x == "$uuid_cmdline" && ${SUBVOLIDS_ARRAY[$((i))]} == "$subvolid_cmdline" ]]; then disk=$i - disk_count=$((disk_count+1)) + disk_count=$((disk_count + 1)) fi - i=$((i+1)) + i=$((i + 1)) done -if [[ "${#UUIDS_ARRAY[$@]}" -eq 0 ]]; then +if [[ ${#UUIDS_ARRAY[$@]} -eq 0 ]]; then die "No external btrfs subvolumes found to backup to. Run '$name -h' for more options." fi -if [[ "$disk_count" -gt 1 ]]; then +if [[ $disk_count -gt 1 ]]; then printf "Multiple mount points were found with UUID %s and subvolid %s.\n" "$uuid_cmdline" "$subvolid_cmdline" disk="-1" fi -if [[ "$disk" == -1 ]]; then - if [[ "$disk_count" == 0 && "$uuid_cmdline" != "none" ]]; then +if [[ $disk == -1 ]]; then + if [[ $disk_count == 0 && $uuid_cmdline != "none" ]]; then error "A device with UUID $uuid_cmdline and subvolid $subvolid_cmdline was not found to be mounted, or it is not a BTRFS device." fi if [[ -z $ssh ]]; then @@ -264,7 +264,7 @@ if [[ "$disk" == -1 ]]; then fi while [[ $disk -lt 0 || $disk -gt $i ]]; do for x in "${!TARGETS_ARRAY[@]}"; do - printf "%4s) %s (uuid=%s, subvolid=%s)\n" "$((x+1))" "${TARGETS_ARRAY[$x]}" "${UUIDS_ARRAY[$x]}" "${SUBVOLIDS_ARRAY[$x]}" + printf "%4s) %s (uuid=%s, subvolid=%s)\n" "$((x + 1))" "${TARGETS_ARRAY[$x]}" "${UUIDS_ARRAY[$x]}" "${SUBVOLIDS_ARRAY[$x]}" done printf "%4s) Exit\n" "0" read -e -r -p "Enter a number: " disk @@ -276,7 +276,7 @@ if [[ "$disk" == -1 ]]; then if [[ $disk == 0 ]]; then exit 0 fi - disk=$((disk-1)) + disk=$((disk - 1)) fi selected_subvolid="${SUBVOLIDS_ARRAY[$((disk))]}" @@ -289,7 +289,7 @@ else printf "The disk is mounted at '%s:%s'.\n" "$remote" "$selected_mnt" fi -# shellcheck source=/etc/default/snapper +# shellcheck source=/dev/null source "$SNAPPER_CONFIG" if [[ -z $selected_configs ]]; then @@ -322,17 +322,17 @@ for x in $selected_configs; do printf "'noconfirm' option passed. Failed backups will not be deleted.\n" else read -e -r -p "Delete failed backup snapshot(s)? (These local snapshots from failed backups are not used.) [y/N]? " delete_failed - while [[ -n "$delete_failed" && "$delete_failed" != [Yy]"es" && - "$delete_failed" != [Yy] && "$delete_failed" != [Nn]"o" && - "$delete_failed" != [Nn] ]]; do + while [[ -n $delete_failed && $delete_failed != [Yy]"es" && + $delete_failed != [Yy] && $delete_failed != [Nn]"o" && + $delete_failed != [Nn] ]]; do read -e -r -p "Delete failed backup snapshot(s)? (These local snapshots from failed backups are not used.) [y/N] " delete_failed - if [[ -n "$delete_failed" && "$delete_failed" != [Yy]"es" && - "$delete_failed" != [Yy] && "$delete_failed" != [Nn]"o" && - "$delete_failed" != [Nn] ]]; then + if [[ -n $delete_failed && $delete_failed != [Yy]"es" && + $delete_failed != [Yy] && $delete_failed != [Nn]"o" && + $delete_failed != [Nn] ]]; then printf "Select 'y' or 'N'.\n" fi done - if [[ "$delete_failed" == [Yy]"es" || "$delete_failed" == [Yy] ]]; then + if [[ $delete_failed == [Yy]"es" || $delete_failed == [Yy] ]]; then # explicit split list of snapshots (on whitespace) into multiple arguments # shellcheck disable=SC2046 snapper -c "$x" delete $(snapper -c "$x" list --disable-used-space | awk '/'$name' backup in progress/ {print $1}') @@ -343,7 +343,7 @@ for x in $selected_configs; do SNAP_SYNC_EXCLUDE=no if [[ -f "/etc/snapper/configs/$x" ]]; then - # shellcheck source=/etc/snapper/config-templates/default + # shellcheck source=/dev/null source "/etc/snapper/configs/$x" else die "Selected snapper configuration $x does not exist." @@ -358,10 +358,10 @@ for x in $selected_configs; do old_num=$(snapper -c "$x" list --disable-used-space -t single | awk '/'"subvolid=$selected_subvolid, uuid=$selected_uuid"'/ {print $1}') old_snap=$SUBVOLUME/.snapshots/$old_num/snapshot - OLD_NUM_ARRAY[$i]=$old_num - OLD_SNAP_ARRAY[$i]=$old_snap + OLD_NUM_ARRAY[i]=$old_num + OLD_SNAP_ARRAY[i]=$old_snap - if [[ -z "$old_num" ]]; then + if [[ -z $old_num ]]; then printf "No backups have been performed for '%s' on this disk.\n" "$x" read -e -r -p "Enter name of subvolume to store backups, relative to $selected_mnt (to be created if not existing): " mybackupdir printf "This will be the initial backup for snapper configuration '%s' to this disk. This could take awhile.\n" "$x" @@ -372,8 +372,8 @@ for x in $selected_configs; do BACKUPDIR="$selected_mnt/$mybackupdir" $ssh test -d "$BACKUPDIR" || die "%s is not a directory on %s.\n" "$BACKUPDIR" "$selected_uuid" fi - BACKUPDIRS_ARRAY[$i]="$BACKUPDIR" - MYBACKUPDIR_ARRAY[$i]="$mybackupdir" + BACKUPDIRS_ARRAY[i]="$BACKUPDIR" + MYBACKUPDIR_ARRAY[i]="$mybackupdir" printf "Creating new local snapshot for '%s' configuration...\n" "$x" new_num=$(snapper -c "$x" create --print-number -d "$name backup in progress") @@ -387,40 +387,40 @@ for x in $selected_configs; do printf "Will backup %s to %s\n" "$new_snap" "$remote":"$backup_location/snapshot" fi - if ($ssh test -d "$backup_location/snapshot") ; then + if ($ssh test -d "$backup_location/snapshot"); then printf "WARNING: Backup directory '%s' already exists. This configuration will be skipped!\n" "$backup_location/snapshot" printf "Move or delete destination directory and try backup again.\n" fi - NEW_NUM_ARRAY[$i]="$new_num" - NEW_SNAP_ARRAY[$i]="$new_snap" - NEW_INFO_ARRAY[$i]="$new_info" - BACKUPLOC_ARRAY[$i]="$backup_location" + NEW_NUM_ARRAY[i]="$new_num" + NEW_SNAP_ARRAY[i]="$new_snap" + NEW_INFO_ARRAY[i]="$new_info" + BACKUPLOC_ARRAY[i]="$backup_location" cont_backup="K" - CONT_BACKUP_ARRAY[$i]="yes" + CONT_BACKUP_ARRAY[i]="yes" if [[ $noconfirm == "yes" ]]; then cont_backup="yes" else - while [[ -n "$cont_backup" && "$cont_backup" != [Yy]"es" && - "$cont_backup" != [Yy] && "$cont_backup" != [Nn]"o" && - "$cont_backup" != [Nn] ]]; do + while [[ -n $cont_backup && $cont_backup != [Yy]"es" && + $cont_backup != [Yy] && $cont_backup != [Nn]"o" && + $cont_backup != [Nn] ]]; do read -e -r -p "Proceed with backup of '$x' configuration [Y/n]? " cont_backup - if [[ -n "$cont_backup" && "$cont_backup" != [Yy]"es" && - "$cont_backup" != [Yy] && "$cont_backup" != [Nn]"o" && - "$cont_backup" != [Nn] ]]; then + if [[ -n $cont_backup && $cont_backup != [Yy]"es" && + $cont_backup != [Yy] && $cont_backup != [Nn]"o" && + $cont_backup != [Nn] ]]; then printf "Select 'Y' or 'n'.\n" fi done fi - if [[ "$cont_backup" != [Yy]"es" && "$cont_backup" != [Yy] && -n "$cont_backup" ]]; then - CONT_BACKUP_ARRAY[$i]="no" + if [[ $cont_backup != [Yy]"es" && $cont_backup != [Yy] && -n $cont_backup ]]; then + CONT_BACKUP_ARRAY[i]="no" printf "Not backing up '%s' configuration.\n" "$x" snapper -c "$x" delete "$new_num" fi - i=$((i+1)) + i=$((i + 1)) done @@ -429,12 +429,12 @@ printf "\nPerforming backups...\n" i=-1 for x in $selected_configs; do - i=$((i+1)) + i=$((i + 1)) SNAP_SYNC_EXCLUDE=no if [[ -f "/etc/snapper/configs/$x" ]]; then - # shellcheck source=/etc/snapper/config-templates/default + # shellcheck source=/dev/null source "/etc/snapper/configs/$x" else die "Selected snapper configuration $x does not exist." @@ -459,14 +459,14 @@ for x in $selected_configs; do new_info="${NEW_INFO_ARRAY[$i]}" backup_location="${BACKUPLOC_ARRAY[$i]}" - if ($ssh test -d "$backup_location/snapshot") ; then + if ($ssh test -d "$backup_location/snapshot"); then printf "ERROR: Backup directory '%s' already exists. Skipping backup of this configuration!\n" "$backup_location/snapshot" continue fi $ssh mkdir -p "$backup_location" - if [[ -z "$old_num" ]]; then + if [[ -z $old_num ]]; then printf "Sending first snapshot for '%s' configuration...\n" "$x" if [[ $doprogress -eq 0 ]]; then btrfs send "$new_snap" | pv | $ssh btrfs receive "$backup_location" &>/dev/null @@ -522,7 +522,7 @@ done printf "\nDone!\n" -if [[ "$uuid_cmdline" != "none" ]]; then +if [[ $uuid_cmdline != "none" ]]; then notify_info "Finished" "Backups to $uuid_cmdline complete!" else notify_info "Finished" "Backups complete!" |