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Explain registry configuration

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This commit is contained in:
David Heinemeier Hansson
2023-01-08 09:35:45 +01:00
committed by GitHub
parent 9d9a9c4116
commit ef87cd5634
1 changed files with 11 additions and 12 deletions
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README.md
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@@ -15,12 +15,10 @@ servers:
env: env:
DATABASE_URL: mysql2://username@localhost/database_name/ DATABASE_URL: mysql2://username@localhost/database_name/
REDIS_URL: redis://host:6379/1 REDIS_URL: redis://host:6379/1
``` registry:
server: registry.digitalocean.com
Then first login to the Docker Hub registry on the servers: username: your-token
password: your-token
```
rake mrsk:registry:login DOCKER_USER=name DOCKER_PASSWORD=pw
``` ```
Now you're ready to deploy a multi-arch image (FIXME: currently you need to manually run `docker buildx create --use` once first): Now you're ready to deploy a multi-arch image (FIXME: currently you need to manually run `docker buildx create --use` once first):
@@ -31,12 +29,13 @@ rake mrsk:deploy
This will: This will:
1. Build the image using the standard Dockerfile in the root of the application. 1. Log into the registry both locally and remotely
2. Push the image to the registry. 2. Build the image using the standard Dockerfile in the root of the application.
3. Pull the image on all the servers. 3. Push the image to the registry.
4. Ensure Traefik is running and accepting traffic on port 80. 4. Pull the image on all the servers.
5. Stop any containers running a previous versions of the app. 5. Ensure Traefik is running and accepting traffic on port 80.
6. Start a new container with the version of the app that matches the current git version hash. 6. Stop any containers running a previous versions of the app.
7. Start a new container with the version of the app that matches the current git version hash.
Voila! All the servers are now serving the app on port 80, and you're ready to put them behind a load balancer to serve live traffic. Voila! All the servers are now serving the app on port 80, and you're ready to put them behind a load balancer to serve live traffic.