import { CallToolResult } from "@modelcontextprotocol/sdk/types.js";
import { MongoDBToolBase } from "../mongodbTool.js";
import { ToolArgs, OperationType } from "../../tool.js";
import { z } from "zod";
export class LogsTool extends MongoDBToolBase {
protected name = "mongodb-logs";
protected description = "Returns the most recent logged mongod events";
protected argsShape = {
type: z
.enum(["global", "startupWarnings"])
.optional()
.default("global")
.describe(
"The type of logs to return. Global returns all recent log entries, while startupWarnings returns only warnings and errors from when the process started."
),
limit: z
.number()
.int()
.max(1024)
.min(1)
.optional()
.default(50)
.describe("The maximum number of log entries to return."),
};
protected operationType: OperationType = "metadata";
protected async execute({ type, limit }: ToolArgs<typeof this.argsShape>): Promise<CallToolResult> {
const provider = await this.ensureConnected();
const result = await provider.runCommandWithCheck("admin", {
getLog: type,
});
const logs = (result.log as string[]).slice(0, limit);
return {
content: [
{
text: JSON.stringify({
totalLinesWritten: result.totalLinesWritten,
logs: logs
}, null, 2),
type: "text",
},
],
};
}
}
