Hetzner Cloud MCP Server

Instructions

Delete a firewall.

Permanently deletes a firewall identified by its ID.

Example:
- Delete firewall: {"firewall_id": 12345}

Implementation Reference

• mcp_hetzner/server.py:772-791 (handler)

  The handler function decorated with @mcp.tool() that implements the delete_firewall tool. It retrieves the firewall by ID using the Hetzner client and calls the delete method.

  @mcp.tool()
  def delete_firewall(params: FirewallIdParam) -> Dict[str, Any]:
      """
      Delete a firewall.
      
      Permanently deletes a firewall identified by its ID.
      
      Example:
      - Delete firewall: {"firewall_id": 12345}
      """
      try:
          firewall = client.firewalls.get_by_id(params.firewall_id)
          if not firewall:
              return {"error": f"Firewall with ID {params.firewall_id} not found"}
              
          success = client.firewalls.delete(firewall)
          
          return {"success": success}
      except Exception as e:
          return {"error": f"Failed to delete firewall: {str(e)}"}

• mcp_hetzner/server.py:173-174 (schema)

  Pydantic BaseModel schema defining the input parameter 'firewall_id' required by the delete_firewall tool.

  class FirewallIdParam(BaseModel):
      firewall_id: int = Field(..., description="The ID of the firewall")