From 243ac8f4ac3c73cdf2f756ca239218fd0f3ab2bd Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Tue, 22 Nov 2016 09:48:52 +0100
Subject: backup verwendet jetzt Pruefsummen

---
 backup.in | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/backup.in b/backup.in
index b8da82f..012618c 100755
--- a/backup.in
+++ b/backup.in
@@ -1,5 +1,10 @@
 #!/bin/bash
 
+rsyncOptions=( # common to both runs: verbose, stay-on-device, use checksums
+  '-vxcrlDH'   # only in first run:   recurse and preserve soft links, devices, hard links
+  '-vxcaHAX'   # only in second run:  "archive" and preseve hardlinks, ACLs, xattr
+)
+
 [ -r "#ETCDIR#/backup.conf" ] && \
   . "#ETCDIR#/backup.conf"
 
@@ -111,20 +116,26 @@ chmod 750 ${neues}
 chown erich:root ${neues}
 if [ -z "${rsyncShell}" ]
 then
-  rsync -rlDvx ${linkdests} \
+  rsync ${rsyncOptions[0]} \
+    ${linkdests} \
     ${excludeArgs} \
     ${Quelle} ${neues}/
   sleep 1
-  rsync -avx ${excludeArgs} \
+  rsync ${rsyncOptions[1]} \
+    ${excludeArgs} \
     ${Quelle} ${neues}/
   sleep 1
   rsync ${Quelle}
 else
-  rsync "${rsyncShell}" -rlDvx ${linkdests} \
+  rsync "${rsyncShell}" \
+    ${rsyncOptions[0]} \
+    ${linkdests} \
     ${excludeArgs} \
     ${Quelle} ${neues}/
   sleep 1
-  rsync "${rsyncShell}" -avx ${excludeArgs} \
+  rsync "${rsyncShell}" \
+    ${rsyncOptions[1]} \
+    ${excludeArgs} \
     ${Quelle} ${neues}/
   sleep 1
   rsync "${rsyncShell}" ${Quelle}
-- 
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