|
1 | | - import { MSKEvent, Context, MSKRecord } from "aws-lambda"; |
2 | | - import { Buffer } from "buffer"; |
3 | | - import { Logger } from "@aws-lambda-powertools/logger"; |
4 | | - |
5 | | - const logger = new Logger({ |
6 | | - logLevel: "INFO", |
7 | | - serviceName: "msk-handler-sample", |
8 | | - }); |
9 | | - |
10 | | - export const handler = async ( |
11 | | - event: MSKEvent, |
12 | | - context: Context |
13 | | - ): Promise<void> => { |
14 | | - for (const [topic, topicRecords] of Object.entries(event.records)) { |
15 | | - logger.info(`Processing key: ${topic}`); |
16 | | - |
17 | | - // Process each record in the partition |
18 | | - for (const record of topicRecords) { |
19 | | - try { |
20 | | - // Decode the message value from base64 |
21 | | - const decodedMessage = Buffer.from(record.value, 'base64').toString(); |
22 | | - |
23 | | - logger.info({ |
24 | | - message: decodedMessage |
25 | | - }); |
26 | | - } |
27 | | - catch (error) { |
28 | | - logger.error('Error processing event', { error }); |
29 | | - throw error; |
30 | | - } |
31 | | - }; |
32 | | -}} |
| 1 | +import { MSKEvent, Context } from "aws-lambda"; |
| 2 | +import { Buffer } from "buffer"; |
| 3 | +import { Logger } from "@aws-lambda-powertools/logger"; |
33 | 4 |
|
34 | | - |
35 | | - |
| 5 | +const logger = new Logger({ |
| 6 | + logLevel: "INFO", |
| 7 | + serviceName: "msk-handler-sample", |
| 8 | +}); |
| 9 | + |
| 10 | +export const handler = async ( |
| 11 | + event: MSKEvent, |
| 12 | + context: Context |
| 13 | +): Promise<void> => { |
| 14 | + for (const [topic, topicRecords] of Object.entries(event.records)) { |
| 15 | + logger.info(`Processing key: ${topic}`); |
| 16 | + |
| 17 | + // Process each record in the partition |
| 18 | + for (const record of topicRecords) { |
| 19 | + try { |
| 20 | + // Decode the message value from base64 |
| 21 | + const decodedMessage = Buffer.from(record.value, 'base64').toString(); |
| 22 | + |
| 23 | + logger.info({ |
| 24 | + message: decodedMessage |
| 25 | + }); |
| 26 | + } |
| 27 | + catch (error) { |
| 28 | + logger.error('Error processing event', { error }); |
| 29 | + throw error; |
| 30 | + } |
| 31 | + }; |
| 32 | + } |
| 33 | +} |
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