live_beats/config/runtime.exs

import Config

# config/runtime.exs is executed for all environments, including
# during releases. It is executed after compilation and before the
# system starts, so it is typically used to load production configuration
# and secrets from environment variables or elsewhere. Do not define
# any compile-time configuration in here, as it won't be applied.
# The block below contains prod specific runtime configuration.
if config_env() == :prod do
  database_url =
    System.get_env("DATABASE_URL") ||
      raise """
      environment variable DATABASE_URL is missing.
      For example: ecto://USER:PASS@HOST/DATABASE
      """

  ipv6? = !!System.get_env("IPV6")

  config :live_beats, LiveBeats.Repo,
    # ssl: true,
    socket_options: if(ipv6?, do: [:inet6], else: []),
    url: database_url,
    pool_size: String.to_integer(System.get_env("POOL_SIZE") || "10")

  secret_key_base =
    System.get_env("SECRET_KEY_BASE") ||
      raise """
      environment variable SECRET_KEY_BASE is missing.
      You can generate one by calling: mix phx.gen.secret
      """

  host = System.get_env("URL_HOST") || "example.com"

  config :live_beats, LiveBeatsWeb.Endpoint,
    url: [host: host, port: 80],
    http: [
      # Enable IPv6 and bind on all interfaces.
      # Set it to  {0, 0, 0, 0, 0, 0, 0, 1} for local network only access.
      # See the documentation on https://hexdocs.pm/plug_cowboy/Plug.Cowboy.html
      # for details about using IPv6 vs IPv4 and loopback vs public addresses.
      ip: {0, 0, 0, 0, 0, 0, 0, 0},
      port: String.to_integer(System.get_env("PORT") || "4000")
    ],
    check_origin: ["//#{host}"],
    secret_key_base: secret_key_base,
    server: true

  config :live_beats, :file_host, %{
    scheme: "http",
    host: host,
    port: 80
  }

  config :live_beats, :github, %{
    client_id: System.fetch_env!("LIVE_BEATS_GITHUB_CLIENT_ID"),
    client_secret: System.fetch_env!("LIVE_BEATS_GITHUB_CLIENT_SECRET"),
  }
end