Sequin Helm Chart

This Helm chart deploys Sequin along with its required PostgreSQL and Redis dependencies on a Kubernetes cluster.

Prerequisites

• Kubernetes 1.19+
• Helm 3.0+
• PV provisioner support in the underlying infrastructure
• kubectl configured to communicate with your Kubernetes cluster

Installation

# Add the repository
helm repo add sequin https://sequinstream.github.io/helm-chart-sequin

# Install the chart with the release name "sequin"
helm install sequin sequin/sequin

You can now access Sequin at http://<node-ip>:31376 (http://localhost:31376 if you are running locally).

Configuration

The following table lists the configurable parameters of the Sequin chart and their default values:

Sequin Configuration

Parameter	Description	Default
sequin.image.repository	Sequin image repository	sequin/sequin
sequin.image.tag	Sequin image tag	latest
sequin.image.pullPolicy	Image pull policy	Always
sequin.service.type	Kubernetes service type	NodePort
sequin.service.nodePort	External access port	31376

PostgreSQL Configuration

Parameter	Description	Default
postgres.image.repository	PostgreSQL image repository	postgres
postgres.image.tag	PostgreSQL image tag	16
postgres.service.type	Kubernetes service type	NodePort
postgres.service.nodePort	External access port	30432
postgres.config.database	PostgreSQL database name	sequin
postgres.persistence.size	PVC size for PostgreSQL	1Gi

Redis Configuration

Parameter	Description	Default
redis.image.repository	Redis image repository	redis
redis.image.tag	Redis image tag	7
redis.service.type	Kubernetes service type	NodePort
redis.service.nodePort	External access port	30379
redis.persistence.size	PVC size for Redis	1Gi

Accessing Services

After deploying the chart, you can access the services at:

• Sequin: External access via http://<node-ip>:31376 (http://localhost:31376 if you are running locally)
• PostgreSQL: External access via http://<node-ip>:30432 (http://localhost:30432 if you are running locally)
• Redis: External access via http://<node-ip>:30379 (http://localhost:30379 if you are running locally)

Persistence

The chart mounts persistent volumes for both PostgreSQL and Redis. The default size is 1Gi for each service. You can modify this in the values.yaml file.

Customization

To override the default values, create a file called custom-values.yaml and specify any values you want to override. Then install the chart using:

helm install sequin . -f custom-values.yaml

Uninstalling the Chart

To uninstall the chart:

helm uninstall sequin

Development

To contribute to this chart:

1. Fork the repository
2. Create your feature branch (git checkout -b feature/amazing-feature)
3. Commit your changes (git commit -m 'Add amazing feature')
4. Push to the branch (git push origin feature/amazing-feature)
5. Open a Pull Request

License

This chart is licensed under the MIT License - see the LICENSE file for details.

Support

If you have any questions or need help, please:

1. Check the documentation
2. Open an issue in the GitHub repository