source4/scripting/bin/samba_backup

   1 #!/bin/sh
   2 #
   3 # Copyright (C) Matthieu Patou <mat@matws.net> 2010
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 #
  18
  19 FROMWHERE=/usr/local/samba
  20 WHERE=/usr/local/backups
  21 if [ -n "$1" ] && [ "$1" = "-h" -o "$1" = "--usage" ]; then
  22         echo "samba_backup [provisiondir] [destinationdir]"
  23         echo "Will backup your provision located in provisiondir to archive stored in destinationdir"
  24         echo "Default provisiondir: $FROMWHERE"
  25         echo "Default destinationdir: $WHERE"
  26         exit 0
  27 fi
  28
  29 [ -n "$1" -a -d "$1" ]&&FROMWHERE=$1
  30 [ -n "$2" -a -d "$2" ]&&WHERE=$2
  31
  32 DIRS="private etc sysvol"
  33 #Number of days to keep the backup
  34 DAYS=90
  35 WHEN=`date +%d%m%y`
  36
  37 cd $FROMWHERE
  38 for d in $DIRS;do
  39         relativedirname=`find . -type d -name "$d" -prune`
  40         n=`echo $d | sed 's/\//_/g'`
  41         if [ "$d" = "private" ]; then
  42                 find $relativedirname -name "*.ldb.bak" -exec rm {} \;
  43                 for ldb in `find $relativedirname -name "*.ldb"`; do
  44                         tdbbackup $ldb
  45                         if [ $? -ne 0 ]; then
  46                                 echo "Error while backuping $ldb"
  47                                 exit 1
  48                         fi
  49                 done
  50                 tar cjf ${WHERE}/samba4_${n}.${WHEN}.tar.bz2  $relativedirname --exclude=*.ldb >/dev/null 2>&1
  51                 if [ $? -ne 0 ]; then
  52                         echo "Error while archiving ${WHERE}/samba4_${n}.${WHEN}.tar.bz2"
  53                         exit 1
  54                 fi
  55                 find $relativedirname -name "*.ldb.bak" -exec rm {} \;
  56         else
  57                 tar cjf ${WHERE}/${n}.${WHEN}.tar.bz2  $relativedirname >/dev/null 2>&1
  58                 if [ $? -ne 0 ]; then
  59                         echo "Error while archiving ${WHERE}/${n}.${WHEN}.tar.bz2"
  60                         exit 1
  61                 fi
  62         fi
  63 done
  64
  65 find $WHERE -name "samba4_*bz2" -mtime +90 -exec rm  {} \; >/dev/null 2>&1