HASS Alexa Relay

An AWS lambda function that enables the connection between Amazons Alexa and a Home Assistant instance via a wireguard VPN tunnel.

Why?

This lambda implementation of the home assistant Alexa skill lambda enables the connection to a home assistant instance that is only accessible via a Wireguard VPN.

Installation

For a detailed setup guide refer to SETUP.md

Pre-built Binary

Download the pre-built binary from the release page and upload the zip file to your lambda function. Make sure to set the runtime to Custom runtime on Amazon Linux 2, the architecture to x86_64 and under Configuration > General Configuration set the timeout to about 15 seconds.

Build from source

Make sure to have a properly set up rust build environment. Install cargo-lambda via cargo install cargo-lambda. Build the crate via cargo lambda build --release --output-format Zip. Afterwards follow the steps for the pre-build version.