Fichiers de départ

bin/oldies/incremental_backup.sh.20180829

@@ -0,0 +1,49 @@
+#!/bin/bash
+if [ ! -e $SOURCE ]
+then
+  echo "$SOURCE n'existe pas !"
+  exit 1
+fi
+
+export LADATE=`date +%Y%m%d`
+export HIER=`date +%Y%m%d -d "1 day ago"`
+
+export LEJOUR=`date +%d`
+export TODELETE=`date +%Y%m%d -d "3 months ago"`
+
+DESTINATION=`basename $SOURCE`
+if [ -d $TARGET/$LADATE/$DESTINATION ]
+then
+  echo "ALREADY DONE : $TARGET/$LADATE"
+  exit 0
+fi
+
+if [ ! -d $TARGET/$HIER/$DESTINATION ]
+then
+  # Le backup d'hier n'existe pas
+  #   PC éteint, problème backup, etc.
+  # On prend le dernier backup comme référence
+  echo "NOT FOUND : $TARGET/$HIER/$DESTINATION"
+  LAST_ONE=`ls -tr $TARGET | tail -n 1`
+  echo $LAST_ONE
+  if [ ! -d $TARGET/$LAST_ONE/$DESTINATION ]
+  then
+    echo "SECOND CHANCE, NOT FOUND : $TARGET/$LAST_ONE/$DESTINATION"
+    exit 1
+  fi
+  mv $TARGET/$LAST_ONE $TARGET/$HIER
+  ln -s $TARGET/$HIER $TARGET/$LAST_ONE
+fi
+
+if [ -d $TARGET/$TODELETE/$DESTINATION ]
+then
+  rm -rf $TARGET/$TODELETE/$DESTINATION
+fi
+
+echo $TARGET/$LADATE/$DESTINATION
+
+mkdir -p $TARGET
+
+/usr/bin/rsync -a --no-o --delete --safe-links $EXCLUDED_DIRS --link-dest=$TARGET/$HIER/ $SOURCE $TARGET/$LADATE/
+
+echo "DONE"