# Set gRPC Interface

{% tabs %}
{% tab title="Kubemqctl" %}

## Flags

| Flag               | Type/Options | Default   | Description                                                   |
| ------------------ | ------------ | --------- | ------------------------------------------------------------- |
| --grpc-disabled    | bool         | false     | Disable grpc interface                                        |
| --grpc-port        | int          | 50000     | Set grpc port value                                           |
| --grpc-expose      | string       | ClusterIP | Desired service type                                          |
| --grpc-node-port   | int          |           | Desired port number in NodePort expose type                   |
| --grpc-buffer-size | int          | 0         | Set subscribe message / requests buffer size to use on server |
| --grpc-body-limit  | int          | 0         | Set Max size of payload in bytes                              |

Expose Options:

ClusterIP/NodePort/LoadBalancer

## Example

Expose gRPC interface port with a NodePort:

```bash
kubemqctl create cluster --grpc-expose NodePort --grpc-node-port 30500
```

{% endtab %}

{% tab title="Helm" %}

## Values

| value           | Type/Options | Default   | Description                                                   |
| --------------- | ------------ | --------- | ------------------------------------------------------------- |
| grpc.disabled   | bool         | false     | Disable grpc interface                                        |
| grpc.port       | int          | 50000     | Set grpc port value                                           |
| grpc.expose     | string       | ClusterIP | Desired service type                                          |
| grpc.nodePort   | int          |           | Desired port number in NodePort expose type                   |
| grpc.bufferSize | int          | 0         | Set subscribe message / requests buffer size to use on server |
| grpc.bodyLimit  | int          | 0         | Set Max size of payload in bytes                              |

Expose Options:

ClusterIP/NodePort/LoadBalancer

## Examples

Expose gRPC interface port with a NodePort:

```bash
helm install kubemq-cluster --set grpc.expose=NodePort,grpc-nodePort=30500  -n kubemq kubemq-charts/kubemq
```

{% endtab %}

{% tab title="yaml" %}

## Fields

| Field      | Type/Options | Default   | Description                                                   |
| ---------- | ------------ | --------- | ------------------------------------------------------------- |
| disabled   | bool         | false     | Disable grpc interface                                        |
| port       | int          | 50000     | Set grpc port value                                           |
| expose     | string       | ClusterIP | Desired service type                                          |
| nodePort   | int          |           | Desired port number in NodePort expose type                   |
| bufferSize | int          | 0         | Set subscribe message / requests buffer size to use on server |
| bodyLimit  | int          | 0         | Set Max size of payload in bytes                              |

Expose Options:

ClusterIP/NodePort/LoadBalancer

## Example

Expose gRPC interface port with a NodePort:

Run:

```bash
kubectl apply -f {below-yaml-file}
```

```yaml
apiVersion: core.k8s.kubemq.io/v1alpha1
kind: KubemqCluster
metadata:
  name: kubemq-cluster
  namesapce: kubemq
  labels:
    app: kubemq-cluster
spec:
  replicas: 3
  grpc:
    expose: NodePort
    nodePort: 30500
```

{% endtab %}
{% endtabs %}