How to upload a file from S3 in Lambda

Question

There is a traditional way of uploading file in Lambda. Is there any way of doing the same using S3 bucket?

Answer 1

Yes there is an option where you can simply zip the file and upload it to S3 and then state the S3 path.

1.You simply upload the file to S3.

2. Create a Lambda function.

3. Instead of uploading zip file select Upload file from Amazon S3.

4. Specify the path.

5. Select save and you are good to go.

Comments

Can I access zip file present in s3 bucket of Account A , while creating lambda in Account B ?

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Hi@Pratik,

I am not sure you can do it directly or not. But in another way, you can give permissions to your S3 bucket and first transfer data between two S3 bucket in two different account. After that you can use your file from s3 bucket to your lambda function.