Abort a template build. Args: template_id: Template ID user_id: Optional user ID (admin only) Returns: Abort result
AI agents invoke abort_template_build to trigger actions in Ludus FastMCP. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
This tool triggers an external operation (aborting a build process) that cannot be reliably undone if called incorrectly — a partially aborted build may leave the template in an inconsistent state. While not destructive in the sense of irreversible data deletion, it disrupts infrastructure provisioning. The capability to abort builds across users (admin-only) elevates risk.
From the tool's definition Tool name 'abort_template_build' and description 'Abort a template build' indicate termination of an ongoing operation. The action interrupts a running process (template build) which is an external operation whose effects depend on the build state.
Risk signalsAdmin/system-level operation
Documented attack patterns abuse exactly the kind of access abort_template_build gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Ludus FastMCP, and nothing reaches the server without passing your rules. This is the rule we recommend for abort_template_build:
{
"version": "1",
"default": "deny",
"tools": {
"abort_template_build": {
"limits": [
{
"counter": "abort_template_build_rate",
"window": "minute",
"max": 10,
"scope": "grant"
}
]
}
}
}abort_template_build stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
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Abort a template build. Args: template_id: Template ID user_id: Optional user ID (admin only) Returns: Abort result. It is categorised as a Execute tool in the Ludus FastMCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Ludus Fast MCP server in PolicyLayer and add a rule for abort_template_build: 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 Ludus FastMCP. Nothing to install.
abort_template_build is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the abort_template_build 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 abort_template_build. 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.
abort_template_build is provided by the Ludus Fast MCP server (tjnull/ludus-fastmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 201 Ludus FastMCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
201 Ludus FastMCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.