update_global_var

[application delivery] Update a global variable group

SERVERAlibabacloud Devops SOURCEalibabacloud-devops-mcp-server

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/alibabacloud-devops/update-global-var.md

WHAT IT DOES

What update_global_var does on Alibabacloud Devops

AI agents use update_global_var to create or update resources in Alibabacloud Devops, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Alibabacloud Devops environment.

RISK

Why update_global_var is rated Medium

This tool modifies application delivery configuration by updating global variables. It is a Write operation because it creates or modifies data reversibly. Severity is medium because misconfiguration of global variables could impact application deployments across multiple services, but the change is not destructive and can be corrected.

From the tool's definition Tool name 'update_global_var' and description 'Update a global variable group' indicate modification of existing data. The action is reversible (variables can be updated again or rolled back), and affects configuration state rather than destroying data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs update_global_var safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Alibabacloud Devops, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For update_global_var, this is the rule to start with:

update_global_var Rate-limited

update_global_var 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "update_global_var": {
      "limits": [
        {
          "counter": "update_global_var_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Alibabacloud Devops, apply this rule, and every update_global_var call is checked against it from then on.

FAQ

Questions about update_global_var

What does the update_global_var tool do? +

[application delivery] Update a global variable group. It is categorised as a Write tool in the Alibabacloud Devops MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_global_var? +

Register the Alibabacloud Devops MCP server in PolicyLayer and add a rule for update_global_var: 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 Alibabacloud Devops. Nothing to install.

What risk level is update_global_var? +

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

Can I rate-limit update_global_var? +

Yes. Add a rate_limit block to the update_global_var 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 update_global_var completely? +

Set action: deny in the PolicyLayer policy for update_global_var. 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 update_global_var? +

update_global_var is provided by the Alibabacloud Devops MCP server (alibabacloud-devops-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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