Laravel configs for Heroku/Dokku

app.json

{
  "name": "laravel-test",
  "description": "A barebones Laravel 5 app on Dokku/Heroku.",
  "keywords": [
    "laravel",
    "dokku",
    "heroku"
  ],
  "scripts": {
    "dokku": {
      "predeploy": ".dokku/predeploy.sh",
      "postdeploy": ".dokku/postdeploy.sh"
    }
  }
}

buildpacks

https://github.com/heroku/heroku-buildpack-php

database.php

<?php

if (getenv('DATABASE_URL')) {
  $url = parse_url(env("DATABASE_URL"));
  // Laravel's env() uses getenv(), not $_ENV[]
  putenv('DB_CONNECTION=' . ($url['scheme'] == 'postgres' ? 'pgsql' : $url['scheme']));
  putenv("DB_HOST={$url['host']}");
  putenv("DB_PORT={$url['port']}");
  putenv("DB_USERNAME={$url['user']}");
  putenv("DB_PASSWORD={$url['pass']}");
  putenv('DB_DATABASE=' . substr($url['path'], 1)); // Remove leading slash from path
}

?>

postdeploy.sh

#!/bin/bash
set -eo pipefail;

# Create storage paths if missing in persistent storage.
mkdir -p storage/app/public
mkdir -p storage/framework/{cache,sessions,testing,views}
mkdir -p storage/logs

# Link already created in predeploy.
# Run for a confirmation message that it was created successfully.
php artisan storage:link

predeploy.sh

#!/bin/bash
set -eo pipefail;

# Remove old symlink in public/storage if exists
[[ -r public/storage ]] && rm public/storage

# Create storage paths if missing in container.
# NOTE: Persistent storage still not mounted in predeploy step.
mkdir -p storage/app/public
mkdir -p storage/framework/{cache,sessions,testing,views}
mkdir -p storage/logs

# Create storage symlink in predeploy linking to container, not persistent storage.
# Link target will be substituted when persistent storage is mounted.
php artisan storage:link

Procfile

web: vendor/bin/heroku-php-apache2 public/