From f071994bbc0c0c9593bd7b8d7e40b244a498a95d Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Wed, 19 Oct 2016 12:35:13 +0200
Subject: backupStatistics verwendet jetzt mehrere tmpDirs

---
 backupStatistics.in | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/backupStatistics.in b/backupStatistics.in
index b0a0062..4ba66d2 100644
--- a/backupStatistics.in
+++ b/backupStatistics.in
@@ -2,6 +2,8 @@
 
 # backupStatistics version #VERSION#
 
+set -e
+
 [ -r "#ETCDIR#/backup.conf" ] && \
   . "#ETCDIR#/backup.conf"
 
@@ -37,8 +39,11 @@ do_stage()
         echo 'sort previous lists by $inode'
         return 0
       fi
-      sort -u "${cacheDir}/${backupID}.inodes" > \
+      tmpDirA="$(mktemp -d)"
+      tmpDirB="$(mktemp -d "${cacheDir}/tmp.XXXXXX")"
+      sort -T "${tmpDirA}" -T "${tmpDirB}" -u "${cacheDir}/${backupID}.inodes" > \
         "${cacheDir}/${backupID}.inodes.sorted"
+      rmdir "${tmpDirA}" "${tmpDirB}"
     ;;
     3)
       if [ "$2" == '##DESCRIBE##' ]
@@ -46,13 +51,16 @@ do_stage()
         echo 'generate lists $inode -> $contentHash'
         return 0
       fi
+      tmpDirA="$(mktemp -d)"
+      tmpDirB="$(mktemp -d "${cacheDir}/tmp.XXXXXX")"
       uniq -m1 "${cacheDir}/${backupID}.inodes.sorted" | \
         parallel \
           sha512sum {=s/^[[:digit:]]\+ //=} \| \
             sed "\"s|^\([0-9a-f]\{128\}\)  .*\$|\1 "{=s/^\([[:digit:]]\+\) .*/\\1/=}"|\"" \
           \; | \
-        sort > \
+        sort -T "${tmpDirA}" -T "${tmpDirB}" > \
         "${cacheDir}/${backupID}.content"
+      rmdir "${tmpDirA}" "${tmpDirB}"
     ;;
     4)
       if [ "$2" == '##DESCRIBE##' ]
@@ -195,9 +203,9 @@ then
   usage
 fi
 
-for ((stage=${skipNum}-1; stage<=${maxNum}; stage++))
+for ((stage=${skipNum}+1; stage<=${maxNum}; stage++))
 do
-  echo "entering stage ${stage} ..."
+  echo "entering stage ${stage} ($(do_stage ${stage} '##DESCRIBE##')) ..."
   for backupID in "${!backups[@]}"
   do
     echo "${backupID}:"
-- 
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