Lambda Function to extract EXIF data from images uploaded to an S3 bucket and store it in DynamoDB.

Flow: [Image Uploaded To S3] -> [S3 Bucket] -> [Event Notification] -> [Lambda Function] -> [DynamoDB]

Search for exif-metadata-extractor in the Serverless Application Repository and follow the instructions to deploy!

Step 1: Clone the Repository Locally

This function is packaged with a SAM templated and deployed using SAM.

To build the function and required modules so that it can be deployed to Lambda run the following commands.

Step 2: Build

rm -rf extractor/build
pip install -r requirements.txt -t extractor/build/
cp extractor/*.py extractor/build/

To deploy the function, update the following commands as needed to replace <YOUR_S3_BUCKET_FOR_PACKAGING> with an S3 bucket in your account. This bucket is used by SAM for packaging artifacts. You'll also need to replace <S3_BUCKET_TO_CREATE_FOR_IMAGES> with then ame of the bucket you want to create as a destination for the images you upload.

Step 3: Package and Deploy

sam package \
    --template-file template.yaml \
    --output-template-file packaged.yaml \
    --s3-bucket <YOUR_S3_BUCKET_FOR_PACKAGING>

sam deploy \
    --template-file packaged.yaml \
    --stack-name exif-extrator \
    --capabilities CAPABILITY_IAM
    --parameter-overrides BucketName=<S3_BUCKET_TO_CREATE_FOR_IMAGES>