KamilLelonek

:crypto.verify(
  :ecdsa, 
  :sha256,  
  "message", 
  signature, 
  [public_key, :secp256k1]
)

KamilLelonek

signature = 
  :crypto.sign(
    :ecdsa,
    :sha256, 
    "message", 
    [private_key, :secp256k1]
  )

KamilLelonek

with {public_key, private_key} <- :crypto.generate_key(:ecdh, :secp256k1),
     do: {Base.encode16(public_key), Base.encode16(private_key)}

KamilLelonek

# Latest version of Erlang-based Elixir installation: https://hub.docker.com/_/elixir/
FROM elixir:latest

# Create and set home directory
ENV HOME /opt/your_application
WORKDIR $HOME

# Configure required environment
ENV MIX_ENV prod

KamilLelonek

machine:
  services:
    - docker

dependencies:
  cache_directories:
    - ~/docker

deployment:
  staging:

KamilLelonek

erlang 19.3
elixir 1.4.4

KamilLelonek

machine:
  environment: # configure the particular environmental variables
    MIX_ENV: test
    PATH:    "$HOME/.asdf/bin:$HOME/.asdf/shims:$PATH"

dependencies:
  pre:
    - ./scripts/ci.sh
  post:
    - mix local.hex   --force       # install elixir package manager

KamilLelonek

defmodule YourApplication do
  def main(args),
    do: args # do whatever with your args
end

KamilLelonek

defmodule YourApplication.Mixfile do
  use Mix.Project

  def project do
    [
      # ...
      escript: escript(),
    ]
  end
  

KamilLelonek

#!/usr/bin/env bash

mix ecto.migrate  # migrate your database if Ecto is used
mix escript.build # create application executable binary

./your_application_name # run application script