#!/bin/bash

# === Variables ===
DATE=$(date +'%Y-%m-%d_%H-%M-%S')
GLPI_DB_NAME="glpi"
GLPI_DB_USER="root"
GLPI_DB_PASSWORD="ton_mot_de_passe_sql"
GLPI_WEB_DIR="/var/www/html/glpi"
LOCAL_BACKUP_DIR="/backup/glpi"
REMOTE_USER="ton_user_omv"
REMOTE_IP="IP_DU_NAS"
REMOTE_DIR="/srv/dev-disk-by-xxxxx/BackupGLPI"   # À adapter selon ton disque dans OMV
RETENTION_DAYS=7

# === Préparation ===
mkdir -p "$LOCAL_BACKUP_DIR"

# === Backup base SQL (compressé) ===
mysqldump -u "$GLPI_DB_USER" -p"$GLPI_DB_PASSWORD" "$GLPI_DB_NAME" | gzip > "$LOCAL_BACKUP_DIR/db_glpi_$DATE.sql.gz"

# === Backup fichiers GLPI ===
tar czf "$LOCAL_BACKUP_DIR/files_glpi_$DATE.tar.gz" -C "$GLPI_WEB_DIR" .

# === Rsync vers NAS OpenMediaVault ===
rsync -avz -e ssh "$LOCAL_BACKUP_DIR/" "$REMOTE_USER@$REMOTE_IP:$REMOTE_DIR/"

# === Nettoyage local : suppression des backups vieux de plus de 7 jours ===
find "$LOCAL_BACKUP_DIR" -type f -mtime +$RETENTION_DAYS -delete

# === Nettoyage distant (optionnel) : suppression sur NAS des vieux backups (si SSH autorisé) ===
# ssh $REMOTE_USER@$REMOTE_IP "find $REMOTE_DIR -type f -mtime +$RETENTION_DAYS -delete"

# === Fin ===