A Docker image to calculate Amazon Glacier SHA256 tree hash
To build your own image:
docker build -t glacier-sha256-tree-hash:latest .
Or pull the image from Docker Hub:
docker pull ggarnier/glacier-sha256-tree-hash:latest
To run it for local files:
docker run -it --rm -v `pwd`:/app ggarnier/glacier-sha256-tree-hash:latest <file1> <file2> ...