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whatsapp/docker/maintenance/scripts/backup-database.sh
2026-02-03 21:30:55 -05:00

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#!/bin/bash
# Script de backup diario de base de datos
# Ejecuta a las 2:00 AM
set -e
echo "[$(date '+%Y-%m-%d %H:%M:%S')] Iniciando backup de base de datos..."
# Variables de entorno
DB_HOST=${DB_HOST:-mysql}
DB_NAME=${DB_NAME:-usite_whatsapp_bot}
DB_USER=${DB_USER:-usite_whatsapp_user}
DB_PASS=${DB_PASS}
# Directorio de backups
BACKUP_DIR="/backups/database"
mkdir -p "$BACKUP_DIR"
# Nombre del archivo con timestamp
BACKUP_FILE="$BACKUP_DIR/backup_$(date +%Y%m%d_%H%M%S).sql.gz"
# Ejecutar backup comprimido
if mariadb-dump \
--host="$DB_HOST" \
--user="$DB_USER" \
--password="$DB_PASS" \
--single-transaction \
--routines \
--triggers \
--events \
"$DB_NAME" | gzip > "$BACKUP_FILE"; then
echo "[$(date '+%Y-%m-%d %H:%M:%S')] ✅ Backup creado exitosamente: $BACKUP_FILE"
# Obtener tamaño del backup
SIZE=$(du -h "$BACKUP_FILE" | cut -f1)
echo "[$(date '+%Y-%m-%d %H:%M:%S')] Tamaño del backup: $SIZE"
# Eliminar backups antiguos (más de 7 días)
echo "[$(date '+%Y-%m-%d %H:%M:%S')] Limpiando backups antiguos..."
find "$BACKUP_DIR" -name "backup_*.sql.gz" -type f -mtime +7 -delete
# Contar backups restantes
BACKUP_COUNT=$(find "$BACKUP_DIR" -name "backup_*.sql.gz" -type f | wc -l)
echo "[$(date '+%Y-%m-%d %H:%M:%S')] Backups disponibles: $BACKUP_COUNT"
else
echo "[$(date '+%Y-%m-%d %H:%M:%S')] ❌ Error al crear backup"
exit 1
fi
echo "[$(date '+%Y-%m-%d %H:%M:%S')] Backup completado"