aws-s3

Overview

The aws-s3 node provides access to Amazon S3 (Simple Storage Service). Highly scalable and durable, S3 is perfect for storing sensor data, images, backups, and any file-based data with 99.999999999% durability.

Properties

Operations

{
  "payload": buffer_or_string,
  "key": "data/sensor.json",
  "contentType": "application/json"
}

{
  "key": "data/sensor.json"
}
// Returns buffer in payload

{
  "prefix": "data/",
  "maxKeys": 100
}

{
  "key": "data/old-file.json"
}

Example: Automatic Image Archival

Archive camera snapshots to S3 with timestamps.

// Function node: Prepare S3 upload
var timestamp = Date.now();
var date = new Date().toISOString().split('T')[0];

msg.key = "cameras/pi-001/" + date + "/" + timestamp + ".jpg";
msg.contentType = "image/jpeg";
msg.metadata = {
    "x-amz-meta-device": "pi-001",
    "x-amz-meta-timestamp": timestamp.toString()
};

return msg;