#!/bin/bash

#---------------------------------------------------------------#
# Paramétrage de la connection MySQL                            #
#---------------------------------------------------------------#

#Nom de l'utilisateur qui lance le backup
user=<user>
#Machine sur laquelle on se connecte
host=<host>
#Mot de passe de l'utilisateur de backup
pass=<password>

# Outil de dump
MYSQLDUMP=mysqldump
#Outil de check
MYSQLCHECK=mysqlcheck
# Options passées à MYSQLDUMP
OPTIONS="--add-drop-database  --add-drop-table --complete-insert --routines --triggers --max_allowed_packet=250M --force"

#---------------------------------------------------------------#
# Paramétrage de la sauvegarde                                  #
#---------------------------------------------------------------#

# Répertoire temporaire pour stocker les backups
TEMPORAIRE="/tmp/bkp_mysql"

# Nom du serveur
MACHINE="$(hostname)"

# Date courante
DATE="$(date +"%d-%m-%Y")"
# Date de conservation maximum
DATE2=`date --date '1 week ago' "+%d-%m-%Y"`

# Nom des fichiers de backup
# Répertoire de destination du backup
DESTINATION="/home/backuper/mysql"
FICHIER_BACKUP=$MACHINE"_BACKUP_MYSQL_"$DATE".tar.gz"
FICHIER_EFFACER=$MACHINE"_BACKUP_MYSQL_"$DATE2".tar.gz"

#Informations FTP
LOGIN_FTP=<user_ftp>
PASS_FTP=<pass_ftp>
HOST_FTP=<host_ftp>

#---------------------------------------------------------------#
# Process de sauvegarde                                         #
#---------------------------------------------------------------#

# Création du répertoire temporaire
if [ -d $TEMPORAIRE ];
then
  echo "Le repertoire temporaire existe.";
else
  mkdir $TEMPORAIRE;
fi

# On construit la liste des bases de données
BASES="$(mysql -u $user -h $host -p$pass -Bse 'show databases')"

# On lance le dump des bases
for db in $BASES
do
  #On lance un check et une analyse pour chaque base de données
  $MYSQLCHECK -u $user -h $host -p$pass -c -a $db
  # On lance un mysqldump pour chaque base de données
  $MYSQLDUMP -u $user -h $host -p$pass $OPTIONS $db -R > $TEMPORAIRE"/"$MACHINE"-"$db"-"$DATE".sql";
done

# Création de l'archive contenant tout les dump
#Cette archive est stockée dans le dossier défini pour la sauvegarde
if [ -d $DESTINATION ];
then
    cd $TEMPORAIRE
    tar -cvzf $DESTINATION"/"$FICHIER_BACKUP *
fi

# On transfere l'archive par FTP
cd $DESTINATION
ftp -v -n $HOST_FTP < <SCRIPT
user $LOGIN_FTP $PASS_FTP
bin
put $FICHIER_BACKUP
bye
SCRIPT

# On supprime le fichier de plus de x jours
if [ -f $DESTINATION"/"$FICHIER_EFFACER ]; then
    rm $DESTINATION"/"$FICHIER_EFFACER
fi

# On suprime le répertoire temporaire
if [ -d fichier ]; then
  rm -Rf $TEMPORAIRE
fi

#!/bin/bash

# - By default, the full backup is made monday, you can specify another day
#   by entering a number from 1 to 7 (1 is monday, 2 is tuesday ...)
#FULL_DAY=1

# - BACKUP_LIST is a text file where you specify files/directories you
#   want to backup (one per line), the paths on this file must be relative
#   to the path set in BACKUP_ROOT
BACKUP_ROOT=/
BACKUP_LIST="/home/backuper/scripts/backup_list_files"

# Excludes file
# - Contains one wildcard pattern per line of files to exclude
# - This is a rsync exclude file. See the rsync man page.  
EXCLUDES_LIST="/home/backuper/scripts/backup_exclude_files"

# Hostname or IP adress of the remote backup server
BACKUP_SRV=

# Port SSH
SSH_PORT=

# Root directory that stores backups on the remote server
ARCHIVE_ROOT=~/files

# Remote user. Used by ssh. This is the user who connects to the remote backup server
# Must have write access on $ARCHIVE_ROOT
REMOTE_USER=

# Mail address for status updates
#  - This is used to email you a status report
#  - Comment it if you don't want to mail the report
MAILADDR=

# Log file
LOGFILE="/home/backuper/backup-files.log"

# HOSTNAME
#  This is used for creating a directory specific to this host on the remote host
HOSTNAME="$(hostname)"

#########################################
# From here on out, you probably don't  #
#   want to change anything unless you  #
#   know what you're doing.             #
#########################################

if [ -f $LOGFILE ]
then
  rm $LOGFILE
  touch $LOGFILE
fi

# Calculate WEEK_NUM
# - This is the week number of year, it depends on the variable FULL_DAY
#  the value of FULL_DAY is considered as the first day of week
# - By default the command `date +%W` considers monday as first day of week, so if the day of
#  the full backup is different from monday then we must make additional operations
if [ $FULL_DAY ] && [ $FULL_DAY -le 7 ] && [ `date +%u` -ge $FULL_DAY ] ; then
  WEEK_NUM=`expr $(date +%W) + 1`
else
  WEEK_NUM=`date +%W`
fi

# ARCHIVE_DIR
#  This is the directory (full path) of the current week backups (on the remote host)
#  The name of directory indicates the number of the week in the year (e.g 2007-32)
ARCHIVE_DIR="$ARCHIVE_ROOT/$HOSTNAME/`date +%Y`-$WEEK_NUM"

# Directory which holds our current datastore
CURRENT=main

# Directory which we save incremental changes to (e.g monday_06-08-2007)
INCREMENTDIR=`date +%A_%d-%m-%Y`

# Options to pass to rsync
# -r for recursivity must be explicite in spite of -a because --files-from (see man rsync)
OPTIONS="--force --ignore-errors --delete --delete-excluded \
--exclude-from=$EXCLUDES_LIST --backup --backup-dir=$ARCHIVE_DIR/$INCREMENTDIR \
-arhv --files-from=$BACKUP_LIST"

# Our actual rsyncing function
do_rsync()
{
   if [ $SSH_PORT ] ; then
    rsync -e "ssh -p $SSH_PORT" $OPTIONS $BACKUP_ROOT $REMOTE_USER@$BACKUP_SRV:$ARCHIVE_DIR/$CURRENT >> $LOGFILE 2>&1
   else
    rsync $OPTIONS $BACKUP_ROOT $REMOTE_USER@$BACKUP_SRV:$ARCHIVE_DIR/$CURRENT >> $LOGFILE 2>&1
   fi
   return
}

# Our post rsync accounting function
do_accounting()
{
  if [ $1 ] ; then
    echo "Backup accounting for day $INCREMENTDIR on $HOSTNAME:" > /tmp/rsync_script_tmpfile
    echo >> /tmp/rsync_script_tmpfile

    if [ $SSH_PORT ] ; then
      ssh -p $SSH_PORT $REMOTE_USER@$BACKUP_SRV du -s $ARCHIVE_DIR/* >> /tmp/rsync_script_tmpfile
    else
      ssh $REMOTE_USER@$BACKUP_SRV du -s $ARCHIVE_DIR/* >> /tmp/rsync_script_tmpfile
    fi

    echo >> /tmp/rsync_script_tmpfile
    cat $LOGFILE | grep "rsync: " >> /tmp/rsync_script_tmpfile

    echo "Mail $1 -s "$HOSTNAME Backup Report" < /tmp/rsync_script_tmpfile"
    mail $1 -s "$HOSTNAME Backup Report" < /tmp/rsync_script_tmpfile

    echo "rm /tmp/rsync_script_tmpfile"
    rm /tmp/rsync_script_tmpfile
  fi
}

# Clean old backups
do_clean()
{
    # Nb weeks
    NB_WEEKS_MAX=4
    LIMIT=`expr $WEEK_NUM - $NB_WEEKS_MAX`

    if [ $LIMIT -le 0 ]
    then
        NB=`expr $NB_WEEKS_MAX - $WEEK_NUM`
        NB=`expr 52 - $NB`
        LAST_YEAR=`expr $(date +%Y) - 1`
        TO_DELETE_DIR="$ARCHIVE_ROOT/$HOSTNAME/$LAST_YEAR-$NB"

        if [ -d $TO_DELETE_DIR ] ; then
          echo "rm -rf $TO_DELETE_DIR"  
    rm -rf $TO_DELETE_DIR
        fi
    else
        TO_DELETE_DIR="$ARCHIVE_ROOT/$HOSTNAME/`date +%Y`-$LIMIT"

        if [ -d $TO_DELETE_DIR ] ; then
          echo "rm -rf $TO_DELETE_DIR"  
    rm -rf $TO_DELETE_DIR
        fi
    fi
}

# Some error handling and/or run our backup and accounting
if [ $BACKUP_LIST ]; then
  if [ $EXCLUDES_LIST ]; then
    if [ -f $BACKUP_LIST ]; then
      if [ -f $EXCLUDES_LIST ] ; then
        # make sure our backup tree exists
        if [ $SSH_PORT ] ; then
    ssh -p $SSH_PORT $REMOTE_USER@$BACKUP_SRV install -d $ARCHIVE_DIR/$CURRENT
  else
    ssh $REMOTE_USER@$BACKUP_SRV install -d $ARCHIVE_DIR/$CURRENT
  fi
        echo >> $LOGFILE
  echo "=========================================================" >> $LOGFILE
        echo "`date` : Backup started." >> $LOGFILE
        do_rsync
  if [ $? -eq 0 ] ; then
    echo "OK. Backup succeeded" | tee -a $LOGFILE
          do_clean
    do_accounting $MAILADDR
    exit 0
  else
    echo "Backup failed. See $LOGFILE for debug info." | tee -a $LOGFILE
    do_accounting $MAILADDR
    exit 1
  fi
      else
        echo "$EXCLUDES_LIST: File not found or not a regular file. Backup aborted" | tee -a $LOGFILE;
  exit 1
      fi
    else
      echo "$BACKUP_LIST: File not found or not a regular file. Backup aborted" | tee -a $LOGFILE
      exit 1
    fi
  else
    echo "You must edit the script file and set the variable EXCLUDES_LIST" | tee -a $LOGFILE
    exit 1
  fi
else
  echo "You must edit the script file and set the variable BACKUP_LIST" | tee -a $LOGFILE
  exit 1
fi

exit 2

0 1 * * * /home/backuper/scripts/backup_mysql.sh
0 3 * * * /home/backuper/scripts/backup_files.sh