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OUTDATED

Futures 0.3 and Async/Await

This document will try to give a short tutorial of how to use the new style futures (0.3), how to use Async/Await, and how to use the compatibility layer to interoperate with old futures (0.1) and tokio.

Terminology

When dealing with futures in this new world there are a lot of different parts and it can be difficult to keep things straight at times. As such here is a quick run down of the different parts and what they are.

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Generate private key (.key)

# Key considerations for algorithm "RSA" ≥ 2048-bit
openssl genrsa -out server.key 2048

# Key considerations for algorithm "ECDSA" ≥ secp384r1
# List ECDSA the supported curves (openssl ecparam -list_curves)
openssl ecparam -genkey -name secp384r1 -out server.key