khunemz/hasura-k8s-cluster

Hasura running in Kubernetes cluster

minikube

make sure that ingress addon is installed

minikube addons enable ingress
minikube addons enable ingress-dns

run minikube

minikube start --vm-driver=hyperkit

open minikube dashboard

minikube dashboard

if you do not want to deploy it to default namespace

kubectl create namespace {{namespace}}

firt thing first you need to install postgres

deployment postgres

notice: username / password have to be in base64

kubectl apply -f deployments/postgres-secrets.yaml
kubectl apply -f deployments/postgres-storage.yaml
kubectl apply -f deployments/postgres.yaml
kubectl apply -f deployments/postgres-service.yaml

make sure everything gets ready

kubectl get pods --namespace=labs
kubectl get services --namespace=labs

check pods

kubectl get pods --namespace=labs

it would show, for example

NAME                        READY   STATUS    RESTARTS      AGE
hasura-547c8f64c5-xqg97     1/1     Running   0             32m
postgres-77f59b67df-6nqdg   1/1     Running   1 (21d ago)   21d

check service

kubectl get service --namespace=labs

it would show, for example

NAME             TYPE           CLUSTER-IP      EXTERNAL-IP   PORT(S)        AGE
hasura-service   LoadBalancer   10.102.83.127   <pending>     80:30708/TCP   26m
postgres         ClusterIP      10.102.214.40   <none>        5432/TCP       21d

exec to pods

kubectl exec -it --namespace=labs postgres-{{hash_number_of_pod}} -- /bin/bash

POSTGRES stuff

psql

psql -U $POSTGRES_USER

list of database

\d

create database

create database {{database_name}}

use database;

\c {{database_name}}

see all tables

\dt *.*

to remove all stuff that we had deployed

kubectl delete --all {{pod|service|deployment}} --namespace=labs

hasura deployment

!!!! you have to change credentials before

cd deployments

wget https://raw.githubusercontent.com/hasura/graphql-engine/stable/install-manifests/kubernetes/deployment.yaml
wget https://raw.githubusercontent.com/hasura/graphql-engine/stable/install-manifests/kubernetes/svc.yaml

cd ..
kubectl apply -f deployments/hasura.yaml
kubectl apply -f deployments/hasura-service.yaml

Hasura first run

# see hasura ingress
kubectl get ingress --namespace=labs

it would show

NAME             CLASS   HOSTS   ADDRESS        PORTS   AGE
hasura-ingress   nginx   *       192.168.64.2   80      5m16s

then navigate to the address shown above. In the first run it would ask you about admin secrets which located in hasura deployment file (in this case it located in hasura.yaml)