PG_BACKUP

Script para hacer copias de seguridad (y recuperarlas) de basesa de datos PostgreSQL. Bajo licencia GPL.
				#!/bin/bash
# PostgreSQL database backup/restore script - Copyright 2003 DRIM-TECH S.L..
# This script is distributed under the terms of the GNU General Public
# License. A copy is available at http://www.gnu.org/

# #++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
# # PARAMS
# #+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
pg_dump="/usr/bin/pg_dump"
psql="/usr/bin/psql"
createdb="/usr/bin/createdb"
USER=postgres
BACKUP_DIR="/data/web/internal_app/pg_backups/"
DATA_OPTIONS="--data-only --inserts --column-inserts --format p --no-owner --no-reconnect -U $USER"
SCHEMA_OPTIONS="--create --schema-only --format p --no-owner -U $USER"
ZIPIT="tar zcvf"
ZIPIT_OUT="tar zxvf "
TMP_DIR="/tmp/"




# #++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
# # FUNCTIONS
# #+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++


function backup_pg_database
{
DATABASE=$1
# The output files
DATA_FILE="${BACKUP_DIR}${DATABASE}-data.sql"
SCHEMA_FILE="${BACKUP_DIR}${DATABASE}-schema.sql"
# Dump Data
#echo Dumping $DATABASE data to $DATA_FILE
$pg_dump $DATA_OPTIONS --file $DATA_FILE $DATABASE
# Dump Schema
#echo Dumping $DATABASE schema to $SCHEMA_FILE
$pg_dump $SCHEMA_OPTIONS --file $SCHEMA_FILE $DATABASE
if [ -n "$ZIPIT" ]; then
$ZIPIT ${DATA_FILE}.tar.gz $DATA_FILE > $TMP_DIR/pg_backup.log
$ZIPIT ${SCHEMA_FILE}.tar.gz $SCHEMA_FILE > $TMP_DIR/pg_backup.log
rm ./pg_backups/*.sql
fi
}



function restore_pg_database
{
DATABASE=$1
DATA_FILE="${BACKUP_DIR}${DATABASE}-data.sql.tar.gz"
SCHEMA_FILE="${BACKUP_DIR}${DATABASE}-schema.sql.tar.gz"
cp $DATA_FILE $TMP_DIR > $TMP_DIR/pg_backup.log
cp $SCHEMA_FILE $TMP_DIR > $TMP_DIR/pg_backup.log
su -l postgres -s /bin/sh -c "$createdb $DATABASE" > $TMP_DIR/pg_backup.log

DATA_FILE_GZ="${TMP_DIR}${DATABASE}-data.sql.tar.gz"
SCHEMA_FILE_GZ="${TMP_DIR}${DATABASE}-schema.sql.tar.gz"
DATA_FILE="${TMP_DIR}${DATABASE}-data.sql"
SCHEMA_FILE="${TMP_DIR}${DATABASE}-schema.sql"

if [ -n "$ZIPIT_OUT" ]; then
$ZIPIT_OUT $DATA_FILE_GZ > $TMP_DIR/pg_backup.log
$ZIPIT_OUT $SCHEMA_FILE_GZ > $TMP_DIR/pg_backup.log
fi

$psql < $SCHEMA_FILE -U $USER $DATABASE > $TMP_DIR/pg_backup.log
$psql < $DATA_FILE -U $USER $DATABASE > $TMP_DIR/pg_backup.log
rm /tmp/*sql*
echo " ";
echo "$DATABASE RESTORE [OK]";
echo "Do: more $TMP_DIRpg_backup.log"
}



# #++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
# # VOID ()
# #+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++


if [ "$1" == "backup" ] ; then
if [ -n "$2" ]; then
backup_pg_database $2
else
# Get Database List
DB_LIST=`$psql -l -t -U $USER |cut -f1 -d| |sed -e 's/ //g'`
for DB in $DB_LIST
do
if [ "$DB" != "template0" ] && [ "$DB" != "template1" ]; then
backup_pg_database $DB
fi
done
fi
else

if [ "$1" == "restore" ] ; then
if [ -n "$2" ]; then
restore_pg_database $2
else
# Get Database List
DB_LIST=`$psql -l -t -U $USER |cut -f1 -d| |sed -e 's/ //g'`
for DB in $DB_LIST
do
if [ "$DB" != "template0" ] && [ "$DB" != "template1" ]; then
backup_pg_database $DB
fi
done
fi
else
echo "USE: pg_backup backup/restore [database]";
fi
fi
Descargar adjuntos
COMPARTE ESTE TUTORIAL

ENVIAR A UN AMIGO
COMPARTIR EN FACEBOOK
COMPARTIR EN TWITTER
COMPARTIR EN GOOGLE +
TUTORIAL ANTERIOR

¡SÉ EL PRIMERO EN COMENTAR!
Conéctate o Regístrate para dejar tu comentario.