automatic_backup_script/backup-files.sh
Facundo Carroz 8375bfddf3
Update backup-files.sh
Modificacion del LOG:
- Se modificó la configuración del log para que se sobreescriba evitando un archivo muy grande.
-Ademas se agregó la fecha y hora en la que se crea el log.
-Tambien se cambio el path del log a "HOME/backup-disk.log".
2025-10-07 23:42:42 -03:00

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#!/bin/bash
# Errors checker
set -euo pipefail
# Save log
exec > >(tee "$HOME/backup-disk.log") 2>&1
# Paths
# Unmount disk after save backup
unmount_disk=true
# Disk backup mount point
backup_path="/backup-disk"
disk_UUID="aba6bd5-a5sd5b51d-adsfb4542"
# Origins files array
origins=("/home/facu/Documents/backup_folder")
# Destination backups
destinations=("$backup_path/facu")
# Function to perform backup for each origin-destination pair
perform_backup() {
local origin="$1"
local destination="$2"
# The origin folder not exists
if [ ! -d "$origin" ]; then
echo "Origin folder not exists: $origin"
return 1
fi
# The destination folder not exists
if [ ! -d "$destination" ]; then
echo "Creating folder $destination"
mkdir -p "$destination"
fi
# Execute rsync
echo
echo "Starting backup $origin -> $destination"
rsync -av --delete "$origin/" "$destination/"
echo "Backup successfully saved $origin on $destination"
}
# Init log
echo "===== Backup created: $(date '+%Y-%m-%d %H:%M:%S') ====="
echo
# The mount point disk not exists
if [ ! -d "$backup_path" ]; then
mkdir -p "$backup_path"
echo "Mount point disk created"
fi
# Mount disk
echo "Mounting disk..."
mount UUID="$disk_UUID" "$backup_path"
# The disk not mount
if ! mountpoint -q "$backup_path"; then
echo "Error occurred when mounting disk. Aborting..."
exit 1
fi
# Iterate over origin-destination pairs and perform backup
for (( i=0; i<${#origins[@]}; i++ )); do
perform_backup "${origins[i]}" "${destinations[i]}"
done
# Unmount disk
if [ "$unmount_disk" = true ]; then
if mountpoint -q "$backup_path"; then
echo "Unmounting disk..."
umount -l "$backup_path"
fi
fi