Exposure Notification Utilities

A little helper tool for Apple's and Google's Exposure Notification (or contact tracing). Take a look at: https://developer.apple.com/documentation/exposurenotification

Compilation

Go into the git directory,

Install mbedtls dependency:

git submodule update --init --recursive

Using Dockerfile

docker build . -t en-utils

CMake

Build using CMake

mkdir build && cd build

cmake ..

make

Usage

Using Docker

You can either build your own image or use the pre-built one from Dockerhub (https://hub.docker.com/r/covidbraceletprj/en-utils).

Using Dockerhub

Running without volumes:

docker run --rm covidbraceletprj/en-utils:latest generate_identifiers 75c734c6dd1a782de7a965da5eb93125 2642976

Running with volume:

docker run --rm \
              -v $(pwd):/en-utils \
              covidbraceletprj/en-utils:latest generate_identifiers 75c734c6dd1a782de7a965da5eb93125 2642976 output.txt

Locally tagged

Running without volumes:

docker run --rm en-utils generate_identifiers 75c734c6dd1a782de7a965da5eb93125 2642976

Running with volume:

docker run --rm \
              -v $(pwd):/en-utils \
              en-utils generate_identifiers 75c734c6dd1a782de7a965da5eb93125 2642976 output.txt

Using local binary

en_utils generate_identifiers <tek-hex> <tek-interval> <output_file (optional)>

Export to stdout:

en_utils generate_identifiers 75c734c6dd1a782de7a965da5eb93125 2642976

Or APPENDS to file:

en_utils generate_identifiers 75c734c6dd1a782de7a965da5eb93125 2642976 output.txt

Decrypting Metadata

Example:

en_utils decrypt_metadata 75c734c6dd1a782de7a965da5eb93125 2642976 72033874

Create Metadata-Encryption-Key

Example:

en_utils generate_metadata_key 75c734c6dd1a782de7a965da5eb93125 2642976

Generate CSV

Example:

en_utils generate_csv 75c734c6dd1a782de7a965da5eb93125 2642976

Or APPENDS to file (table head is added when creating a file):

en_utils generate_csv 75c734c6dd1a782de7a965da5eb93125 2642976 output.csv