docs: improved heroku deployment documentation (#1712)

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Shahed Nasser
2022-06-23 16:16:13 +02:00
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parent 4583df8367
commit a3f6ff7319
5 changed files with 285 additions and 228 deletions

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@@ -62,7 +62,7 @@ Alternatively, you can build your own storefront with any frontend framework of
- Customize your Medusa server by creating your own [endpoints](./advanced/backend/endpoints/add-storefront.md), [services](./advanced/backend/services/create-service.md), and [subscribers](./advanced/backend/subscribers/create-subscriber.md).
- Check out guides under the Integrations section to install plugins for [CMS](./add-plugins/strapi.md), [Payment](./add-plugins/stripe.md), [Search Engines](./add-plugins/algolia.md), and more.
- Deploy your Medusa server in seconds on [Heroku](./how-to/deploying-on-heroku.md), [Qovery](./how-to/deploying-on-qovery.md), or [Digital Ocean](./how-to/deploying-on-digital-ocean.md).
- Deploy your Medusa server in seconds on [Heroku](./how-to/deploying-on-heroku.mdx), [Qovery](./how-to/deploying-on-qovery.md), or [Digital Ocean](./how-to/deploying-on-digital-ocean.md).
## Open Source Contribution

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---
title: "Deploying on Heroku"
---
# Deploying on Heroku
This is a guide for deploying a Medusa project on Heroku. Heroku is a PaaS (Platform as a Service) that allows you to easily deploy your applications in the cloud.
<div>
<video width="100%" height="100%" playsinline autoplay muted controls>
<source src="https://user-images.githubusercontent.com/59018053/154798681-37060f13-5248-47c5-97c5-81c06da301d4.mp4" type="video/mp4" />
</video>
</div>
:::note
We assume, that you are currently running a local instance of Medusa. If not, check out our [Quickstart](https://docs.medusajs.com/quickstart/quick-start) or use `npx create-medusa-app` to set up your application in a matter of minutes. For the latter, see [this guide](https://docs.medusajs.com/how-to/create-medusa-app) for a small walkthrough.
:::
### 1. Install the Heroku CLI
Install Heroku on your machine:
**Ubuntu**
```bash
sudo snap install --classic heroku
```
**MacOS**
```bash
brew tap heroku/brew && brew install heroku
```
**Windows**
Download the appropriate installer for your Windows installation:
[64-bit installer](https://cli-assets.heroku.com/heroku-x64.exe)
[32-bit installer](https://cli-assets.heroku.com/heroku-x86.exe)
### 2. Login to Heroku from your CLI
Connect to your Heroku account from your terminal:
```bash
heroku login
```
:::note
Follow the instructions on your terminal
:::
### 3. Create an app on Heroku
In your **Medusa project directory**, run the following commands to create an app on Heroku and add it as a remote origin.
```bash
heroku create medusa-test-app
heroku git:remote -a medusa-test-app
```
### 4. Install Postgresql and Redis on Heroku
Medusa requires a Postgres database and a Redis instance to work. These are added through the Heroku CLI using the following commands.
:::tip
In this example below, we initialize the resources on free plans. This is not a valid configuration for a production environment.
:::
#### Postgresql
Add a Postgres add-on to your Heroku app
```bash
heroku addons:create heroku-postgresql:hobby-dev
```
You can find more informations, plans and pricing about Heroku Postgres [here](https://elements.heroku.com/addons/heroku-postgresql).
#### Redis To Go
Add a Redis instance to your Heroku app
:::note
The add-on `redistogo:nano` is free, but Heroku requires you to add a payment method to proceed.
:::
```bash
heroku addons:create redistogo:nano
```
You can find more informations, plans and pricing about Redis To Go [here](https://elements.heroku.com/addons/redistogo).
### 5. Configure environment variables on Heroku
Medusa requires a set of environment variables. From you project repository, run the following commands:.
```bash
heroku config:set NODE_ENV=production
heroku config:set JWT_SECRET=your-super-secret
heroku config:set COOKIE_SECRET=your-super-secret-pt2
heroku config:set NPM_CONFIG_PRODUCTION=false
```
:::tip
Make sure to use actual secrets in a production environment.
:::
Additionally, we need to set the buildpack to Node.js
```bash
heroku buildpacks:set heroku/nodejs
```
#### Configure the Redis URL
The library we use for connecting to Redis, does not allow usernames in the connection string. Therefore, we need to perform the following commands to remove it.
Get the current Redis URL:
```bash
heroku config:get REDISTOGO_URL
```
You should get something like:
```bash
redis://redistogo:some_password_123@some.redistogo.com:9660/
```
Remove the username from the Redis URL:
```bash
redis://r̶e̶d̶i̶s̶t̶o̶g̶o̶:some_password_123@sole.redistogo.com:9660/
```
Set the new environment variable `REDIS_URL`
```bash
heroku config:set REDIS_URL=redis://:some_password_123@sole.redistogo.com:9660/
```
### 6. Configure Medusa
Before jumping into the deployment, we need to configure Medusa.
#### `medusa-config.js`
Update `module.exports` to include the following:
```js
module.exports = {
projectConfig: {
redis_url: REDIS_URL,
database_url: DATABASE_URL,
database_type: "postgres",
store_cors: STORE_CORS,
admin_cors: ADMIN_CORS,
database_extra:
process.env.NODE_ENV !== "development"
? { ssl: { rejectUnauthorized: false } }
: {},
},
plugins,
};
```
#### `package.json`
Update `scripts` to include the following:
```json
...
"scripts": {
"serve": "medusa start",
"start": "medusa develop",
"heroku-postbuild": "medusa migrations run",
"prepare": "npm run build",
"build": "babel src -d dist --extensions \".ts,.js\""
},
...
```
### 6. Launch your Medusa app
Finally, we need to commit and push our changes to Heroku:
```bash
git add .
git commit -m "Deploy Medusa App on Heroku"
git push heroku HEAD:master
```
### 7. Inspect your build logs
You can explore your Heroku app build logs using the following command in your project directory.
```bash
heroku logs -n 500000 --remote heroku --tail
```
### 8. Create a user (optional)
As an optional extra step, we can create a user for you to use when your admin system is up and running.
```bash
heroku run -a medusa-test-app -- medusa user -e "some-user@test.com" -p "SuperSecret1234"
```
### What's next?
You now have a production ready application running on Heroku. This can be scaled and configured to fit your business needs.
Furthermore, you can deploy a Medusa Admin for your application, such that you can start managing your store from an interface.
- [Deploy Admin on Netlify](https://docs.medusajs.com/how-to/deploying-admin-on-netlify)
- Deploy Admin on Gatsby Cloud (Coming soon)

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import styles from './deployment.module.css';
import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';
# Deploy Your Medusa Server on Heroku
In this document, you'll learn how to deploy your Medusa server on Heroku. Heroku is a PaaS (Platform as a Service) that allows you to easily deploy your applications in the cloud.
<div>
<video width="100%" height="100%" playsinline autoplay muted controls>
<source src="https://user-images.githubusercontent.com/59018053/154798681-37060f13-5248-47c5-97c5-81c06da301d4.mp4" type="video/mp4" />
</video>
</div>
## Prerequisites
Before you start with this guide, you must have a Medusa server installed locally.
To install a Medusa server, follow our [Quickstart guide](../quickstart/quick-start.md).
## How to Deploy Your Medusa Server on Heroku
### 1. Install the Heroku CLI
Install the Heroku CLI tool using the instructions that belong to your operating system.
<Tabs groupId="operating-systems" wrapperClassName={styles.osTabs}>
<TabItem value="windows" label="Windows" default>
Download the appropriate installer for your Windows installation:
[64-bit installer](https://cli-assets.heroku.com/heroku-x64.exe)
[32-bit installer](https://cli-assets.heroku.com/heroku-x86.exe)
</TabItem>
<TabItem value="linux" label="Linux">
For Ubuntu, you can use the following command:
```bash
sudo snap install --classic heroku
```
As for other Linux distributions, please check [Heroku's guide](https://devcenter.heroku.com/articles/heroku-cli#standalone-installation-with-a-tarball).
</TabItem>
<TabItem value="macos" label="macOS">
For macOS you can install Heroku's CLI tool using Homebrew:
```bash
brew tap heroku/brew && brew install heroku
```
For other installation options, please check [Heroku's guide](https://devcenter.heroku.com/articles/heroku-cli#standalone-installation-with-a-tarball)
</TabItem>
</Tabs>
### 2. Login to Heroku from your CLI
Before you can create an app with Heroku, you must login with the CLI tool:
```bash
heroku login
```
Depending on your operating system, you must follow either the instructions in your terminal or a page in your browser will open.
### 3. Create an App with Heroku
In the root directory of your Medusa server, run the following commands to create an app on Heroku and add it as a remote origin:
```bash
heroku create <APP_NAME>
heroku git:remote -a <APP_NAME>
```
Where `<APP_NAME>` is the name of the app you'll create. You can use any name you want.
### 4. Install Postgresql and Redis on Heroku
Medusa requires a Postgres database and a Redis instance to work. You can add those to your Heroku app using Add-ons.
:::tip
In this section, the add-ons are used with a free plan. It's highly recommended that you don't use a free plan in a production environment.
:::
#### PostgreSQL
Add a Postgres add-on to your Heroku app with the following command:
:::note
This add-on is added with a free plan. However, Heroku might require you to add a payment method to proceed.
:::
```bash
heroku addons:create heroku-postgresql:hobby-dev
```
This uses the free plan of Heroku Postgres. Make sure to check out [more information regarding the plans and pricing of Heroku Postgres](https://elements.heroku.com/addons/heroku-postgresql#pricing).
#### Redis
:::note
The Add-on used here for Redis is [Upstash](https://devcenter.heroku.com/articles/upstash-redis) which is currently in beta. However, it provides a generous free plan. You can alternatively go for [Stackhero](https://elements.heroku.com/addons/stackhero-redis) but it does not have a free plan.
:::
Add a Redis instance to your Heroku app with the following command:
:::note
This add-on is added with a free plan. However, Heroku might require you to add a payment method to proceed.
:::
```bash
heroku addons:create upstash-redis
```
This uses the free plan of Upstash. Make sure to check out [more information regarding the plans and pricing of Upstash](https://elements.heroku.com/addons/upstash-redis#pricing).
### 5. Configure Environment Variables on Heroku
Medusa requires a set of environment variables to be configured. You can learn more about Medusa's configurations in the [Configure your Medusa Server](../usage/configurations.md) document.
Run the following commands in the root directory of your Medusa server to set some environment variables:
```bash
heroku config:set NODE_ENV=production
heroku config:set JWT_SECRET=your-super-secret
heroku config:set COOKIE_SECRET=your-super-secret-pt2
heroku config:set NPM_CONFIG_PRODUCTION=false
```
:::tip
Make sure to replace `your-super-secret` and `your-super-secret-pt2` with actual secrets in a production environment.
:::
#### Set Buildpack
Additionally, you need to set the buildpack to Node.js using the following command:
```bash
heroku buildpacks:set heroku/nodejs
```
#### Configure the Redis URL
Upstash adds the Redis URL under the environment variable `UPSTASH_REDIS_URL`. However, Medusa looks for the `REDIS_URL` environment variable when initializing the connection with Redis.
So, retrieve the value of `UPSTASH_REDIS_URL` with the following command:
```bash
heroku config:get UPSTASH_REDIS_URL
```
This prints the value of the environment variable which is a Redis connection string.
Copy that value and use it to set the environment variable `REDIS_URL` with the following command:
```bash
heroku config:set REDIS_URL=<YOUR_REDIS_URL>
```
Where `<YOUR_REDIS_URL>` is the value you received from the previous command.
#### Configure the PostgreSQL Database URL
If you're using the Heroku PostgreSQL Add-on, it should configure the environment variable `DATABASE_URL`. So, you don't need to perform any additional actions.
However, if you use another add-on, make sure to set the environment variable `DATABASE_URL` to the PostgreSQL Database URL.
#### (Optional) Configure CORS Variables
Optionally, if you've deployed the admin dashboard and you want to ensure it can use the server's REST APIs, you must set the following environment variable:
```bash
heroku config:set ADMIN_CORS=<YOUR_ADMIN_URL>
```
Where `<YOUR_ADMIN_URL>` is the URL of your admin dashboard.
Similarly, if you've deployed the storefront and you want to ensure it can use the server's REST APIs, you must set the following environment variable:
```bash
heroku config:set STORE_CORS=<YOUR_STOREFRONT_URL>
```
Where `<YOUR_STOREFRONT_URL>` is the URL of your storefront.
### 6. Configure Medusa Server
Before jumping into the deployment, you need to configure your Medusa server to ensure it uses the previous environment variables and the recommended production configurations.
#### medusa-config.js
Update `module.exports` to include the following configurations:
```js
module.exports = {
projectConfig: {
redis_url: REDIS_URL,
database_url: DATABASE_URL,
database_type: "postgres",
store_cors: STORE_CORS,
admin_cors: ADMIN_CORS,
database_extra:
process.env.NODE_ENV !== "development"
? { ssl: { rejectUnauthorized: false } }
: {},
},
plugins,
};
```
#### package.json
Update `scripts` to include the following scripts:
```json
"scripts": {
"serve": "medusa start",
"start": "medusa develop",
"heroku-postbuild": "medusa migrations run",
"prepare": "npm run build",
"build": "babel src -d dist --extensions \".ts,.js\""
},
```
### 7. Launch your Medusa Server
Finally, commit and push all changes to Heroku:
```bash
git add .
git commit -m "Deploy Medusa Server on Heroku"
git push heroku HEAD:master
```
This triggers a redeploy of the Medusa server with all the new configurations.
## Troubleshooting: Inspect Build Logs
If an error occurs during the deployment, you can explore your Heroku app build logs using the following command in the root directory of your Medusa server:
```bash
heroku logs -n 500000 --remote heroku --tail
```
## Create a User
As an optional extra step, you can create a user to use when your admin dashboard is up and running:
```bash
heroku run -a <APP_NAME> -- medusa user -e "<EMAIL>" -p "<PASSWORD>"
```
Where `<APP_NAME>` is the name of your Heroku app, and `<EMAIL>` and `<PASSWORD>` are the credentials you want to use to log in to the Medusa admin dashboard.
## What's Next :rocket:
- Learn how to [deploy your Medusa admin on Netlify](deploying-admin-on-netlify.md).
- Learn how to [deploy your Gatsby Storefront on Netlify](deploying-gatsby-on-netlify.md).

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.osTabs {
background-color: #f4f4f4;
padding: 10px;
border-radius: 6.4px;
color: #000;
}
.osTabs li:not([aria-selected=true]) {
color: #000;
}

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@@ -283,4 +283,4 @@ const plugins = [
- Check out our [Next.js](../starters/nextjs-medusa-starter.md) and [Gatsby](../starters/gatsby-medusa-starter.md) starter storefronts.
- Install the [Medusa admin](../admin/quickstart.md).
- Learn about [deploying the Medusa server on Heroku](../how-to/deploying-on-heroku.md).
- Learn about [deploying the Medusa server on Heroku](../how-to/deploying-on-heroku.mdx).