Calculate the total size of all buckets or specific buckets. Returns bucket names, object counts, total sizes, and formatted size strings.
AI agents call object_get_bucket_sizes to retrieve information from Zadara Storage MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only reads and aggregates existing bucket metadata and size information. It performs no write operations, deletions, code execution, or financial transactions. The action is informational and has no side effects on storage resources.
From the tool's definition Tool name 'object_get_bucket_sizes' and description state it 'Calculate the total size of all buckets or specific buckets.
Attacks that exploit this kind of access
Calculate the total size of all buckets or specific buckets. Returns bucket names, object counts, total sizes, and formatted size strings. It is categorised as a Read tool in the Zadara Storage MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Zadara Storage MCP Server MCP server in PolicyLayer and add a rule for object_get_bucket_sizes: 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 Zadara Storage MCP Server. Nothing to install.
object_get_bucket_sizes is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the object_get_bucket_sizes 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.
Set action: deny in the PolicyLayer policy for object_get_bucket_sizes. 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.
object_get_bucket_sizes is provided by the Zadara Storage MCP Server MCP server (zadarastorage/zadara-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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