list_host_groups
A read tool on the 1Panel MCP server.
This record as markdown: /tools/eaveluo-1panel-mcp/list-host-groups.md
What list_host_groups does on 1Panel MCP Server
AI agents call list_host_groups to retrieve information from 1Panel MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why list_host_groups is rated Low
This tool queries and returns host group information without creating, modifying, deleting, or executing operations. It is a straightforward read operation that retrieves infrastructure inventory data. The low severity reflects minimal risk from misuse—listing host groups provides information but cannot directly harm systems or data.
From the tool's definition Tool name 'list_host_groups' and description 'List host groups' indicate a retrieval operation with no modification or side effects.
Attacks that exploit this kind of access
The rule that runs list_host_groups safely
PolicyLayer is an MCP gateway: it sits between your AI agents and 1Panel MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_host_groups, this is the rule to start with:
list_host_groups is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect 1Panel MCP Server, apply this rule, and every list_host_groups call is checked against it from then on.
Questions about list_host_groups
list_host_groups is a read tool on the 1Panel MCP Server MCP server. It is categorised as a Read tool in the 1Panel MCP Server MCP Server, which means it retrieves data without modifying state.
Register the 1Panel MCP Server MCP server in PolicyLayer and add a rule for list_host_groups: 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 1Panel MCP Server. Nothing to install.
list_host_groups 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 list_host_groups 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 list_host_groups. 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.
list_host_groups is provided by the 1Panel MCP Server MCP server (eaveluo/1panel-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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