schnappi.sh

#!/bin/bash
clear

OUT="schnappi.qgroup.parsed"
OUT2="schnappi.subvolume.parsed"
OUT3="schnappi.schnapps.parsed"
OUTFULL="schnappi.result"

IN="schnappi.qgroup"
IN2="schnappi.subvolume"
IN3="schnappi.schnapps"

FULLSIZE=0
COMPACT=0

for arg in "$@"
do
 if [ $arg == "-f" ]; then
  FULLSIZE=1
 fi
 if [ $arg == "-c" ]; then
  COMPACT=1
 fi

done

read HEIGHT WIDTH <<<$(stty size)

#exit 1


trim() {
 local var="$*"
 echo "$var" | xargs
}

>$OUT
>$OUT2
>$OUT3
>$OUTFULL

btrfs quota enable /
btrfs qgroup show / >$IN
btrfs subvolume list / >$IN2
schnapps list >$IN3

OLDIFS=$IFS
IFS=" "
I=0;
while read ids all size
 do
  I=$(($I+1))
  if (( $I>2 )); then
   IDPARTS=(${ids//\// })
   id=${IDPARTS[1]}
   echo -e "$id;$size" >>$OUT
  fi
 done < $IN
  IFS=$OLDIFS

OLDIFS=$IFS
IFS=" "
I=0;
while read non id non non non non non non schid
 do
  I=$(($I+1))
  if (( $I>0 )); then
   echo -e "$id;${schid//@/}" >>$OUT2
  fi
 done < $IN2
  IFS=$OLDIFS

OLDIFS=$IFS
IFS=" "
I=0;
while IFS='|' read schid type date description
 do
  I=$(($I+1))
  if (( $I>2 )); then
#   date=$(trim "$date")
   echo -e "$(trim "$schid");$(trim "$type");$(trim "$date");$(trim "$description")" >>$OUT3
  fi
 done < $IN3
  IFS=$OLDIFS


# ---- show info ----

unset qgroupsdata
while IFS= read -r line
 do
  if [[ $(trim "$line") != "" ]]; then
   qgroupdata+=("$line")
  fi
 done < $OUT

#echo -e "${qgroupdata[0]}"
#echo -e "${qgroupdata[1]}"


unset subvolumedata
while IFS= read -r line
 do
  if [[ $(trim "$line") != "" ]]; then
   subvolumedata+=("$line")
  fi
 done < $OUT2

#echo -e "${subvolumedata[0]}"
#echo -e "${subvolumedata[1]}"



unset schnappsdata
while IFS= read -r line
 do
  if [[ $(trim "$line") != "" ]]; then
   schnappsdata+=("$line")
  fi
 done < $OUT3

#echo -e "${schnappsdata[0]}"
#echo -e "${schnappsdata[1]}"


# --- print result ---

findsch() {
 local haystack="$1"
 local needle="$2"

 unset schnappsdata
 while IFS= read -r line
 do
  if [[ $(trim "$line") != "" ]]; then
    schnappsdata+=("$line")
  fi
 done <"$haystack"

 for itemsch in "${schnappsdata[@]}"
 do
  IFS=';'
  read id type date comment <<<"$itemsch"
  IFS=' '
  read dd dt dz <<<"$date"
  IFS=':'
  read th tm ts <<<"$dt"
  if [ "$id" == "$needle" ]; then
   echo "$id;$type;$dd $th:$tm;$comment"
  fi
 done
}


findqg() {
 local haystack="$1"
 local needle="$2"

 unset data
 while IFS= read -r line
 do
  if [[ $(trim "$line") != "" ]]; then
    data+=("$line")
  fi
 done <"$haystack"

 for item in "${data[@]}"
 do
  IFS=';'
  read id size <<<"$item"
  if [ "$id" == "$needle" ]; then
   echo "$size"
  fi
 done
}


for item in "${subvolumedata[@]}"
do
 IFS=';'
 read btrfs schnapps <<<"$item"

 result_schnapps="$(findsch "$OUT3" "$schnapps")"

 if [[ "$result_schnapps" != "" ]]; then
  result_qgroup="$(findqg "$OUT" "$btrfs")"
  echo "$result_schnapps;$result_qgroup" >>$OUTFULL
 fi

done

sort $OUTFULL >"$OUTFULL.sorted"
mv $OUTFULL.sorted $OUTFULL

unset data
while IFS= read -r line
do
 if [[ $(trim "$line") != "" ]]; then
  data+=("$line")
 fi
done <"$OUTFULL"


Sid=0
Stype=0
Sdate=0
Scomment=0



for item in "${data[@]}"
do
 IFS=';'
 read id type date comment size <<<"$item"

 if [[ ${#id} -gt $Sid ]]; then Sid=${#id}; fi
 if [[ ${#type} -gt $Stype ]]; then Stype=${#type}; fi
 if [[ ${#date} -gt $Sdate ]]; then Sdate=${#date}; fi
 if [[ ${#comment} -gt $Scomment ]]; then Scomment=${#comment}; fi
 if [[ ${#size} -gt $Ssize ]]; then Ssize=${#size}; fi
done


Sfull=$(($Sid+$Stype+$Sdate+$Scomment+25))

if [[ $WIDTH -gt $Sfull ]]; then
 FULLSIZE=1
fi
if [[ $COMPACT == 1 ]]; then
 FULLSIZE=0
fi


if [[ $FULLSIZE == 1 ]]; then

 printf "%${Sfull}s\n" |tr " " "-"
 printf "| %${Sid}s | %${Ssize}s | %-${Stype}s | %-${Sdate}s | %-${Scomment}s |\n" "ID" "Size" "Type" "Date" "Comment"
 printf "%${Sfull}s\n" |tr " " "-"

 for item in "${data[@]}"
 do
  IFS=';'
  read id type date comment size <<<"$item"
  printf "| %${Sid}s | %${Ssize}s | %-${Stype}s | %-${Sdate}s | %-${Scomment}s |\n" "$id" "$size" "$type" "$date" "$comment"
 done

 printf "%${Sfull}s\n" |tr " " "-"

else

 Sfull=$(($Sid+$Stype+$Sdate+22))
 Sfullcommentcomplete=$(($Scomment+4))
 if [[ $Sfullcommentcomplete -gt $Sfull ]]; then
  Sfull=$Sfullcommentcomplete
 fi
 Sfullcomment=$(($Sfull-4))

 printf "%-${Sfull}s\n" |tr " " "-"
 printf "| %-${Sfullcomment}s |\n"  $(printf "%${Sid}s | %${Ssize}s | %-${Stype}s | %-${Sdate}s" "ID" "Size" "Type" "Date")
 printf "| %-${Sfullcomment}s |\n" ""
 printf "| %-${Sfullcomment}s |\n" "Comment"
 printf "| %${Sfullcomment}s |\n" |tr " " "-"

 for item in "${data[@]}"
 do
  IFS=';'
  read id type date comment size <<<"$item"

  printf "| %-${Sfullcomment}s |\n"  $(printf "%${Sid}s | %${Ssize}s | %-${Stype}s | %-${Sdate}s" "$id" "$size" "$type" "$date")
  printf "| %-${Sfullcomment}s |\n" ""
  printf "| %-${Sfullcomment}s |\n" "$comment"
  printf "| %${Sfullcomment}s |\n" |tr " " "-"
 done


fi

rm "$IN" "$IN2" "$IN3" "$OUTFULL" "$OUT" "$OUT2" "$OUT3"