improve scripts security
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@@ -1,14 +1,51 @@
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#!/bin/bash
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# scripts/backup.sh - Backup complet Nextcloud
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set -e
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set -euo pipefail
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# Charger les variables d'environnement
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if [ ! -f .env ]; then
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echo "❌ Erreur: Fichier .env introuvable"
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exit 1
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fi
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# shellcheck disable=SC1091
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source .env
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# Vérifier les variables requises
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: "${MYSQL_USER:?Variable MYSQL_USER non définie}"
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: "${MYSQL_PASSWORD:?Variable MYSQL_PASSWORD non définie}"
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: "${MYSQL_DATABASE:?Variable MYSQL_DATABASE non définie}"
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BACKUP_DIR="${BACKUP_DESTINATION:-./backups}"
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DATE=$(date +%Y%m%d_%H%M%S)
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BACKUP_NAME="nextcloud_backup_$DATE"
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BACKUP_PATH="$BACKUP_DIR/$BACKUP_NAME"
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MAINTENANCE_ENABLED=false
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# Fonction de nettoyage en cas d'erreur
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cleanup() {
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local exit_code=$?
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if [ "$exit_code" -ne 0 ]; then
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echo "❌ Erreur détectée (code: $exit_code), nettoyage..."
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fi
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# Désactiver le mode maintenance si activé
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if [ "$MAINTENANCE_ENABLED" = true ]; then
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echo "▶️ Désactivation du mode maintenance..."
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docker-compose exec -T -u www-data nextcloud php occ maintenance:mode --off || true
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fi
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# Nettoyer le backup partiel
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if [ -d "$BACKUP_PATH" ]; then
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echo "🧹 Nettoyage du backup partiel..."
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rm -rf "${BACKUP_PATH:?}"
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fi
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exit "$exit_code"
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}
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trap cleanup EXIT INT TERM
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echo "🔧 Démarrage du backup: $BACKUP_NAME"
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@@ -17,18 +54,25 @@ mkdir -p "$BACKUP_PATH"
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# 1. Activer le mode maintenance
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echo "⏸️ Activation du mode maintenance..."
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docker-compose exec -T -u www-data nextcloud php occ maintenance:mode --on
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if docker-compose exec -T -u www-data nextcloud php occ maintenance:mode --on; then
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MAINTENANCE_ENABLED=true
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else
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echo "❌ Impossible d'activer le mode maintenance"
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exit 1
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fi
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# 2. Backup de la base de données
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echo "💾 Backup de la base de données..."
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docker-compose exec -T db mysqldump \
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-u"$MYSQL_USER" \
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-p"$MYSQL_PASSWORD" \
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"$MYSQL_DATABASE" \
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# Utiliser des variables d'environnement pour éviter le mot de passe dans la ligne de commande
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if ! docker-compose exec -T db sh -c "MYSQL_PWD=\"\$MYSQL_PASSWORD\" mysqldump \
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-u\"\$MYSQL_USER\" \
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\"\$MYSQL_DATABASE\" \
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--single-transaction \
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--quick \
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--lock-tables=false \
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> "$BACKUP_PATH/database.sql"
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--lock-tables=false" > "$BACKUP_PATH/database.sql"; then
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echo "❌ Erreur lors du backup de la base de données"
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exit 1
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fi
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# 3. Backup des fichiers de config
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echo "⚙️ Backup de la configuration..."
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@@ -59,17 +103,26 @@ fi
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# 6. Désactiver le mode maintenance
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echo "▶️ Désactivation du mode maintenance..."
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docker-compose exec -T -u www-data nextcloud php occ maintenance:mode --off
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if docker-compose exec -T -u www-data nextcloud php occ maintenance:mode --off; then
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MAINTENANCE_ENABLED=false
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else
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echo "⚠️ Attention: Impossible de désactiver le mode maintenance"
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fi
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# 7. Créer une archive complète
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echo "🗜️ Compression finale..."
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cd "$BACKUP_DIR"
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tar -czf "$BACKUP_NAME.tar.gz" "$BACKUP_NAME/"
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rm -rf "$BACKUP_NAME"
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if ! tar -czf "$BACKUP_DIR/$BACKUP_NAME.tar.gz" -C "$BACKUP_DIR" "$BACKUP_NAME/"; then
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echo "❌ Erreur lors de la compression"
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exit 1
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fi
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# Supprimer le dossier temporaire après compression réussie
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rm -rf "${BACKUP_PATH:?}"
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# 8. Nettoyer les vieux backups
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echo "🧹 Nettoyage des backups > ${BACKUP_RETENTION_DAYS:-30} jours..."
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find "$BACKUP_DIR" -name "nextcloud_backup_*.tar.gz" -mtime +${BACKUP_RETENTION_DAYS:-30} -delete
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RETENTION_DAYS="${BACKUP_RETENTION_DAYS:-30}"
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echo "🧹 Nettoyage des backups > $RETENTION_DAYS jours..."
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find "$BACKUP_DIR" -name "nextcloud_backup_*.tar.gz" -type f -mtime +"$RETENTION_DAYS" -delete
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echo "✅ Backup terminé: $BACKUP_DIR/$BACKUP_NAME.tar.gz"
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du -h "$BACKUP_DIR/$BACKUP_NAME.tar.gz"
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