copiaultimo.sh

#!/bin/bash

source_host="[email protected]"
source_dir="/disco2/backupspg/backups/basededatos"
target_dir="."
#obtiene el ultimo archivo del server remoto
last_backup=$(ssh ${source_host} "find ${source_dir}   -type f -printf '%T@ %p\n' | sort -k1,1nr | head -1 |cut -d' ' -f2-")


if [ "${last_backup}" == "" ]; then
    echo "ERROR: no existe el backup!"
else
    echo "Ultimo backup sig: ${last_backup}">> sigsid.txt
    if [ -f "basededatos.zip" ] ;then
        echo "existe una copia previa"
        mv basededatos.zip old_basededatos.zip
    fi

    rsync -avzh ${source_host}:${last_backup} ${target_dir}/basededatos.zip
fi