ADLS2 MCP Server 🚀

A Model Context Protocol (MCP) server implementation for Azure Data Lake Storage Gen2. This service provides a standardized interface for interacting with ADLS2 storage, enabling file operations through MCP tools.

Setup 🛠️

Installation 📦

Requires Python 3.13 or higher.

Install the package using `uv`:

uv pip install adls2-mcp-server

MCP Configuration ⚙️

Claude Desktop Configuration

1 - Edit Claude Desktop Configuration:

Open `claude_desktop_config.json` and add the following configuration.

On MacOs, the file is located here:

`~/Library/Application Support/Claude Desktop/claude_desktop_config.json`.

On Windows, the file is located here:

`%APPDATA%\Claude Desktop\claude_desktop_config.json`.

{
    "mcpServers": {
        "adls2": {
            "command": "adls2-mcp-server",
            "env": {
                "LOG_LEVEL": "DEBUG",
                "UPLOAD_ROOT": "/path/to/store/uploads",
                "DOWNLOAD_ROOT": "/path/to/store/downloads",
                "AZURE_STORAGE_ACCOUNT_NAME": "your-azure-adls2-storage-account-name",
                "READ_ONLY_MODE": "false"
            }
        }
    }
}

The following is a table of available environment configuration variables:

If `AZURE_STORAGE_ACCOUNT_KEY` is not set, the server will attempt to authenticate using Azure CLI credentials. Ensure you have logged in with Azure CLI before running the server:

az login

2 - Restart Claude Desktop.

Available Tools 🔧

Filesystem (container) Operations

• `list_filesystems` - List all filesystems in the storage account
• `create_filesystem` - Create a new filesystem
• `delete_filesystem` - Delete an existing filesystem

File Operations

• `upload_file` - Upload a file to ADLS2
• `download_file` - Download a file from ADLS2
• `file_exists` - Check if a file exists
• `rename_file` - Rename/move a file
• `get_file_properties` - Get file properties
• `get_file_metadata` - Get file metadata
• `set_file_metadata` - Set file metadata
• `set_file_metadata_json` - Set multiple metadata key-value pairs using JSON

Directory Operations

• `create_directory` - Create a new directory
• `delete_directory` - Delete a directory
• `rename_directory` - Rename/move a directory
• `directory_exists` - Check if a directory exists
• `directory_get_paths` - Get all paths under the specified directory

Development 💻

Local Development Setup

1 - Clone the repository:

git clone https://github.com/erikhoward/adls2-mcp-server.git
cd adls2-mcp-server

2 - Create and activate virtual environment:

Linux/macOS:

python -m venv .venv
source .venv/bin/activate

Windows:

.venv\Scripts\activate

3 - Install dependencies:

pip install -e ".[dev]"

4 - Copy and configure environment variables:

cp .env.example .env

Edit .env with your settings.

AZURE_STORAGE_ACCOUNT_NAME=your_azure_adls2_storage_account_name
AZURE_STORAGE_ACCOUNT_KEY=your_azure_adls2_storage_key (optional)
DOWNLOAD_ROOT=/path/to/download/folder
UPLOAD_ROOT=/path/to/upload/folder
READ_ONLY_MODE=True
LOG_LEVEL=INFO

If `AZURE_STORAGE_ACCOUNT_KEY` is not set, the server will attempt to authenticate using Azure CLI credentials. Ensure you have logged in with Azure CLI before running the server:

az login

5 - Claude Desktop Configuration

Open `claude_desktop_config.json` and add the following configuration.

On MacOs, the file is located here:

`~/Library/Application Support/Claude Desktop/claude_desktop_config.json`.

On Windows, the file is located here:

`%APPDATA%\Claude Desktop\claude_desktop_config.json`.

{
    "mcpServers": {
        "adls2": {
            "command": "uv",
            "args": [
                "--directory",
                "/path/to/adls2-mcp-server/repo",
                "run",
                "adls2-mcp-server"
            ],
            "env": {
                "LOG_LEVEL": "DEBUG",
                "UPLOAD_ROOT": "/path/to/store/uploads",
                "DOWNLOAD_ROOT": "/path/to/store/downloads",
                "AZURE_STORAGE_ACCOUNT_NAME": "your-azure-adls2-storage-account-name",
                "READ_ONLY_MODE": "false"
            }
        }
    }
}

6 - Restart Claude Desktop.

Contributions 🤝

Contributions are welcome! Please feel free to submit a Pull Request.

1. Fork the repository

2. Create your feature branch (`git checkout -b feature/AmazingFeature`)

3. Commit your changes (`git commit -m '✨ Add some AmazingFeature'`)

4. Push to the branch (`git push origin feature/AmazingFeature`)

5. Open a Pull Request

License ⚖️

Licensed under MIT - see LICENSE.md file.

This is not an official Microsoft product.