Nodejs download file s3

The traditional way to store files was just to just save them on the server's HDD. Not to mention, requesting a huge amount of potentially large images can really put a strain on the server.

Using S3, you can host any number of files while paying for only what you use. S3 also provides multi-regional hosting to customers by their region and thus are able to really quickly serve the requested files with minimum delay.

CSV file:. We can do this using the AWS management console or by using Node. To create an S3 bucket using the management console, go to the S3 service by selecting it from the service menu:.

Select "Create Bucket" and enter the name of your bucket and the region that you want to host your bucket. If you already know from which region the majority of your users will come from, it's wise to select a region as close to their's as possible.

This will ensure that the files from the server will be served in a more optimal timeframe. The name you select for your bucket should be a unique name among all AWS users, so try a new one if the name is not available:.

If you have already created a bucket manually, you may skip this part. Locking in API version for S3 object is optional. Here is the further document on the S3 class. There are two methods you can use to upload a file, upload and putObject. Both methods are using different API calls. The major difference is upload allows you to define concurrency and part size for large files while putObject has lesser control.

For a smaller file, both methods are fine. In general, I recommend to use upload. In this example, we are using the async readFile function and uploading the file in the callback. As the file is read, the data is converted to a binary format and passed it to the upload Body parameter. To download a file, we can use getObject. You ca We will create a serverless app together. And I will explain to you each and every step which will h So, in this blog post, I will share with you some of the best courses that I found.

These courses wi About Me. Close Menu. Posts Open Menu. Share this post. Post written by Abhishek Sharma. But wait Open the S3 console Click on the bucket from which you want to download the file Select all the files which you want to download and click on Open.

Look at the picture below. I guess there is a limit in Chrome and it will only download 6 files at once. Download single file To download a single file follow the below steps - Open the S3 console Click on the bucket from which you want to download the file Select the file that you want to download and click on the download button Using the AWS CLI Note - If you are wondering, let me tell you that you do not need to specify any region in the below commands.

Conclusion I believe this post helped you solve your problem. Thank you and keep learning. AWS types of services Let's make a deal Deal. Want to gain more knowledge for free?