MCP Server for Apache Gravitino

MCP server for Apache Gravitino(incubating)

MCP server providing Gravitino APIs - A FastMCP integration for Apache Gravitino(incubating) services.

Features

Gravitino API integration with FastMCP
Easy-to-use interface for metadata management
Support for catalog/schema/table metadata, tag, and user-role information

Installation

from configuration

{
    "mcpServers": {
        "Gravitino": {
            "command": "uv",
            "args": [
              "--directory",
              "/Users/user/workspace/mcp-server-gravitino",
                "run",
                "--with",
                "fastmcp",
                "--with",
                "httpx",
                "--with",
                "mcp-server-gravitino",
                "python",
                "-m",
                "mcp_server_gravitino.server"
            ],
            "env": {
                "GRAVITINO_URI": "http://localhost:8090",
                "GRAVITINO_USERNAME": "admin",
                "GRAVITINO_PASSWORD": "admin",
                "GRAVITINO_METALAKE": "metalake_demo"
            }
        }
    }
}

Environment Variables

Authorization

mcp-server-gravitino provides token auth and basic auth:

Token Auth

GRAVITINO_URI=http://localhost:8090
GRAVITINO_JWT_TOKEN=<YOUR GRAVITINO JWT TOKEN>

Basic Auth

GRAVITINO_URI=http://localhost:8090
GRAVITINO_USERNAME=<YOUR GRAVITINO USERNAME>
GRAVITINO_PASSWORD=<YOUR GRAVITINO PASSWORD>

Tool list

mcp-server-gravitino does not provide all APIs available in Gravitino.

Table Tools

get_list_of_catalogs: Get a list of catalogs with basic information
get_list_of_schemas: Get a list of schemas with basic information
get_list_of_tables: Get a paginated list of tables with basic information
get_table_by_fqn: Get detailed table information by fully qualified name
get_table_columns_by_fqn: Get table columns information by fully qualified name

Tag Tools

get_list_of_tags: Get a list of tags with basic information
associate_tag_to_table: Associate a tag to a table
associate_tag_to_column: Associate a tag to a column
list_objects_by_tag: Get a list of objects associated with a tag

User Role Tools

get_list_of_roles: Get a list of roles with basic information
get_list_of_users: Get a list of users with basic information
grant_role_to_user: Grant a role to a user
revoke_role_from_user: Revoke a role from a user

Each tool returns optimized responses with relevant fields to ensure compatibility with model context limits while providing essential metadata information.

License

This project is open source software licensed as Apache License Version 2.0.

This server cannot be installed

security - not tested

license - permissive license

quality - not tested

remote-capable server

The server can be hosted and run remotely because it primarily relies on remote services or has no dependency on the local environment.

A FastMCP integration server that provides access to Apache Gravitino metadata management APIs, allowing users to manage catalog/schema/table metadata, tags, and user-role information through a structured interface.

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