Configurations for Phoenix Framework 'Deploy To Heroku' button

app.json

{
  "name": "Shield",
  "description": "OAuth2 provider microservice endpoints.",
  "repository": "https://github.com/mustafaturan/shield",
  "keywords": ["phoenix", "ecto", "shield"],
  "buildpacks": [
    {
      "url": "https://github.com/HashNuke/heroku-buildpack-elixir.git"
    }
  ],
  "env": {
    "SECRET_KEY_BASE": {
      "description": "A secret key for verifying the integrity of signed cookies.",
      "generator": "secret"
    },
    "POOL_SIZE": {
      "description": "Database pool size",
      "value": "10"
    }
  },
  "addons": [
    "heroku-postgresql"
  ],
  "scripts": {
    "postdeploy": "MIX_ENV=prod mix ecto.migrate"
  }
}

elixir_buildpack.config

# Erlang version
erlang_version=19.0

# Elixir version
elixir_version=1.3.0

# Always rebuild from scratch on every deploy?
always_rebuild=true

# Export heroku config vars
config_vars_to_export=(DATABASE_URL POOL_SIZE SECRET_KEY_BASE)

# A command to run right before compiling the app (after elixir, .etc)
pre_compile="pwd"

# A command to run right after compiling the app
post_compile="pwd"

# Set the path the app is run from
runtime_path=/app

Procfile

web: MIX_ENV=prod mix phoenix.server

prod.exs

# File path: config/prod.exs
use Mix.Config

config :your_app, YourApp.Endpoint,
  http: [port: System.get_env("PORT")],
  url: [scheme: System.get_env("SCHEME"), host: System.get_env("HOST_NAME"), port: 443]

# Do not print debug messages in production
config :logger, level: :info


config :your_app, YourApp.Endpoint,
  secret_key_base: System.get_env("SECRET_KEY_BASE")

config :your_app, YourApp.Repo,
  adapter: Ecto.Adapters.Postgres,
  url: System.get_env("DATABASE_URL"),
  pool_size: String.to_integer(System.get_env("POOL_SIZE") || "20"),
  ssl: true

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