Use preloaded array to generate report

1 files changed, 9 insertions, 6 deletions

diff --git a/squashfu b/squashfu
index 9e25cc8..0ae8c65 100755
--- a/squashfu
+++ b/squashfu
@@ -316,20 +316,23 @@ action_report () {
     info "SquashFu Usage Report"
     echo
     # Enumerate bins, sort date order, print human readable create date and size
+
     OLDIFS=$IFS;IFS=${IFS}:
+    # Collect all data into an array to 'preload' it. Index 0 is the entire
+    # folder. The following indicies correspond to the bin number of that index
+    DATA=($(du -sh ${BINS_DIR} ${BINS_DIR}/* 2>/dev/null | awk '{print $1}'))
+
     printf "%10s\t%25s\t%7s\n" "Bin ID" "Date Created" "Size"
     grep -vE "^[\t ]*$" "$BINVENTORY" | sort -r -t: -k2 -n | while read bin stamp; do
-        printf "%10d\t%25s\t%7s\n" $bin \
-               "$(date --rfc-3339=seconds --date="1970-01-01 $stamp sec GMT")" \
-               "$(du -sh ${BINS_DIR}/$bin 2>/dev/null | awk '{print $1}')"
+        printf "%10d\t%25s\t%7s\n" "$bin" "$(date --rfc-3339=seconds --date="1970-01-01 $stamp sec GMT")" "${DATA[$bin]}"
     done
     IFS=$OLDIFS
-    printf "%10s\t%25s\t%7s\n" "" "Incremental Total" "$(du -sh "$BINS_DIR" 2>/dev/null | awk '{print $1}')"
+    printf "%10s\t%25s\t%7s\n" "" "Incremental Total" "${DATA[0]}"
 
     # Print totals (not efficient -- reruns du on things we already ran it on)
-    printf "\n%10s\t%25s\t%7s\n" "" "$(basename $SEED)" "$(du -h "$SEED" 2>/dev/null | awk '{print $1}')"
+    printf "\n%10s\t%25s\t%7s\n" "" "$(basename $SEED)" "${DATA[0]}"
     printf "\n%10s\t%25s\t%7s\n" "" "Grand Total" \
-           "$(du -csh "$BINS_DIR" "$SEED" 2>/dev/null | grep -E "total$" | awk '{print $1}')"
+    "$(du -csh "$BINS_DIR" "$SEED" 2>/dev/null | grep -E "total$" | awk '{print $1}')"
 }
 
 action_resquash_now () {