@types/aws-lambda/trigger/msk.d.ts

import { Handler } from "../handler";

export type MSKHandler = Handler<MSKEvent, void>;

export interface MSKRecordHeader {
    [headerKey: string]: number[];
}

export interface MSKRecord {
    topic: string;
    partition: number;
    offset: number;
    timestamp: number;
    timestampType: "CREATE_TIME" | "LOG_APPEND_TIME";
    key: string;
    value: string;
    headers: MSKRecordHeader[];
}

// https://docs.aws.amazon.com/lambda/latest/dg/with-msk.html
export interface MSKEvent {
    eventSource: "aws:kafka";
    eventSourceArn: string;
    bootstrapServers: string;
    records: {
        [topic: string]: MSKRecord[];
    };
}