Using an Amazon SNS trigger to invoke a Lambda function
The Lambda function retrieves an SNS messages from the event parameter that it receives. The function logs the content of each message.
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Usage Example with Node:
Consuming an SNS event with Lambda using JavaScript.
exports.handler = async (event, context) => {
for (const record of event.Records) {
await processMessageAsync(record);
}
console.info("done");
};
async function processMessageAsync(record) {
try {
const message = JSON.stringify(record.Sns.Message);
console.log(`Processed message ${message}`);
await Promise.resolve(1); //Placeholder for actual async work
} catch (err) {
console.error("An error occurred");
throw err;
}
}
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