Medium Risk

create_shp_datastore

Create an ESRI Shapefile datastore. Args: workspace (str): Workspace in GeoServer. name (str): New datastore name. file_path (str): Path to .shp or zipped shapefile (relative to --storage if provided) Returns: dict: Creation result.

How to control create_shp_datastore ↓

What create_shp_datastore does on GeoServer MCP Server

AI agents use create_shp_datastore to create or update resources in GeoServer MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your GeoServer MCP Server environment.

Medium Risk

Why create_shp_datastore needs a policy

This tool creates a new geospatial datastore in GeoServer, which is a write operation that adds persistent configuration and data references to the system. While it doesn't delete data (Destructive), it does modify the GeoServer state by creating new managed resources. The impact is reversible through deletion/cleanup, making it Write rather than Destructive.

From the tool's definition Tool creates a new datastore by accepting a shapefile and registering it in GeoServer. The description explicitly states 'Create an ESRI Shapefile datastore' and returns a 'Creation result', indicating irreversible data structure creation.

Documented attack patterns abuse exactly the kind of access create_shp_datastore gives an agent:

How to control create_shp_datastore

PolicyLayer is an MCP gateway — it sits between your AI agents and GeoServer MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for create_shp_datastore:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_shp_datastore": {
      "limits": [
        {
          "counter": "create_shp_datastore_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

create_shp_datastore stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

  1. Create a free account and register GeoServer MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
LIMIT THIS TOOL →

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Related tools and policies

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Questions about create_shp_datastore

What does the create_shp_datastore tool do? +

Create an ESRI Shapefile datastore. Args: workspace (str): Workspace in GeoServer. name (str): New datastore name. file_path (str): Path to .shp or zipped shapefile (relative to --storage if provided) Returns: dict: Creation result. It is categorised as a Write tool in the GeoServer MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_shp_datastore? +

Register the GeoServer MCP Server MCP server in PolicyLayer and add a rule for create_shp_datastore: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches GeoServer MCP Server. Nothing to install.

What risk level is create_shp_datastore? +

create_shp_datastore is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_shp_datastore? +

Yes. Add a rate_limit block to the create_shp_datastore rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block create_shp_datastore completely? +

Set action: deny in the PolicyLayer policy for create_shp_datastore. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides create_shp_datastore? +

create_shp_datastore is provided by the GeoServer MCP Server MCP server (mahdin75/geoserver-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every GeoServer MCP Server tool call.

Start from GeoServer MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

56 GeoServer MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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