110 lines
5.3 KiB
Bash
110 lines
5.3 KiB
Bash
#!/bin/bash
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# ==============================================================================
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# Script: vaultwarden_backup.sh
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# Description: Backs up Vaultwarden (SQLite DB, RSA keys, attachments,
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# sends, and config) to a mounted drive using Vaultwarden's
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# native backup command via Docker exec and rsync.
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# Usage: sudo ./vaultwarden_backup.sh
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# Notes: Must be run with root/sudo privileges to access Docker socket
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# and host directories.
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# ==============================================================================
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# ==============================================================================
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# Define Variables for Source and Destination
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# ==============================================================================
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BACKUP_MOUNT_POINT="/mnt/5TB-Disk1"
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BACKUP_DESTINATION="$BACKUP_MOUNT_POINT/backup"
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# Vaultwarden settings
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CONTAINER_NAME="vaultwarden"
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VAULTWARDEN_DATA_DIR="/srv/docker/vaultwarden/data"
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VAULTWARDEN_DESTINATION="$BACKUP_MOUNT_POINT/backup/services/vaultwarden"
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# ntfy Notification Configuration
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NTFY_TOPIC="Server"
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NTFY_SERVER="https://ntfy.speerfam.net"
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NTFY_TOKEN="tk_3xo9mejjtgemyowzckqw2souo3mux"
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# ==============================================================================
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# Pre-flight Checks
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# ==============================================================================
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# Check if the mount point directory exists and is a mounted filesystem.
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if ! mountpoint -q "$BACKUP_MOUNT_POINT"; then
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echo "Error: '$BACKUP_MOUNT_POINT' is not a mount point. Please ensure the drive is mounted." >&2
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curl -H "Authorization: Bearer $NTFY_TOKEN" -d "Error: Script failed. Destination '$BACKUP_MOUNT_POINT' is not mounted." "$NTFY_SERVER/$NTFY_TOPIC" > /dev/null 2>&1
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exit 1
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fi
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# Check if the Vaultwarden source directory exists on the host.
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if [ ! -d "$VAULTWARDEN_DATA_DIR" ]; then
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echo "Error: Vaultwarden source directory '$VAULTWARDEN_DATA_DIR' not found." >&2
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curl -H "Authorization: Bearer $NTFY_TOKEN" -d "Error: Script failed. Vaultwarden data directory '$VAULTWARDEN_DATA_DIR' not found." "$NTFY_SERVER/$NTFY_TOPIC" > /dev/null 2>&1
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exit 1
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fi
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# Check if the Docker container is running.
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if ! docker ps --format '{{.Names}}' | grep -q "^${CONTAINER_NAME}$"; then
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echo "Error: Docker container '$CONTAINER_NAME' is not running." >&2
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curl -H "Authorization: Bearer $NTFY_TOKEN" -d "Error: Script failed. Docker container '$CONTAINER_NAME' is not running." "$NTFY_SERVER/$NTFY_TOPIC" > /dev/null 2>&1
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exit 1
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fi
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# Ensure the destination directory exists.
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mkdir -p "$VAULTWARDEN_DESTINATION"
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# ==============================================================================
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# Vaultwarden Backup Execution
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# ==============================================================================
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echo "Starting Vaultwarden backup via container exec..."
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# Step 1: Trigger in-container database backup
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docker exec "$CONTAINER_NAME" /vaultwarden backup
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DB_STATUS=$?
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if [ $DB_STATUS -ne 0 ]; then
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echo "Error: Vaultwarden docker exec backup failed with exit code $DB_STATUS." >&2
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curl -H "Authorization: Bearer $NTFY_TOKEN" -d "Error: Vaultwarden internal DB backup command failed." "$NTFY_SERVER/$NTFY_TOPIC" > /dev/null 2>&1
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exit 1
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fi
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# Step 2: Locate the newly generated database snapshot in the host data dir
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LATEST_DB_BACKUP=$(ls -t "$VAULTWARDEN_DATA_DIR"/db_*.sqlite3 2>/dev/null | head -n 1)
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if [ -z "$LATEST_DB_BACKUP" ]; then
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echo "Error: Could not locate generated db_*.sqlite3 backup file in '$VAULTWARDEN_DATA_DIR'." >&2
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curl -H "Authorization: Bearer $NTFY_TOKEN" -d "Error: Vaultwarden backup snapshot file missing after exec." "$NTFY_SERVER/$NTFY_TOPIC" > /dev/null 2>&1
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exit 1
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fi
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# Rsync the snapshot file to destination as db.sqlite3
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echo "Rsyncing database snapshot to '$VAULTWARDEN_DESTINATION/db.sqlite3'..."
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rsync -av --no-owner --no-group "$LATEST_DB_BACKUP" "$VAULTWARDEN_DESTINATION/db.sqlite3"
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RSYNC_DB_STATUS=$?
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if [ $RSYNC_DB_STATUS -ne 0 ]; then
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echo "Error: rsync failed to copy database snapshot file." >&2
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curl -H "Authorization: Bearer $NTFY_TOKEN" -d "Error: rsync failed during Vaultwarden DB snapshot sync." "$NTFY_SERVER/$NTFY_TOPIC" > /dev/null 2>&1
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exit 1
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fi
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# Remove the temporary snapshot file from host source directory
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rm -f "$LATEST_DB_BACKUP"
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# Step 3: Rsync remaining data (RSA keys, attachments, sends, config) excluding live db files
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echo "Rsyncing attachments, RSA keys, and configuration files to '$VAULTWARDEN_DESTINATION'..."
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rsync -av --no-owner --no-group --exclude='db.sqlite3*' "$VAULTWARDEN_DATA_DIR/" "$VAULTWARDEN_DESTINATION/"
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RSYNC_DATA_STATUS=$?
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# ==============================================================================
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# Completion and Notification
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# ==============================================================================
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if [ $RSYNC_DATA_STATUS -eq 0 ]; then
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echo "Success: Vaultwarden database, keys, and attachments backed up to '$VAULTWARDEN_DESTINATION'."
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curl -H "Authorization: Bearer $NTFY_TOKEN" -d "Success: Vaultwarden backup completed successfully to $VAULTWARDEN_DESTINATION" "$NTFY_SERVER/$NTFY_TOPIC" > /dev/null 2>&1
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else
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echo "Error: rsync failed with exit code $RSYNC_DATA_STATUS. Check directory permissions." >&2
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curl -H "Authorization: Bearer $NTFY_TOKEN" -d "Error: rsync failed during Vaultwarden data backup." "$NTFY_SERVER/$NTFY_TOPIC" > /dev/null 2>&1
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exit 1
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fi |