https://github.com/ztrzaska/k8s

Kubernetes with web application and mongo database
https://github.com/ztrzaska/k8s

k8s k8s-config k8s-deployment k8s-ingress k8s-secret k8s-service kubernetes mongodb mongodb-express

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Kubernetes with web application and mongo database

• Host: GitHub
• URL: https://github.com/ztrzaska/k8s
• Owner: ztrzaska
• Created: 2022-08-19T08:06:40.000Z (over 2 years ago)
• Default Branch: master
• Last Pushed: 2022-09-15T14:24:31.000Z (over 2 years ago)
• Last Synced: 2023-07-26T12:33:38.135Z (over 1 year ago)
• Topics: k8s, k8s-config, k8s-deployment, k8s-ingress, k8s-secret, k8s-service, kubernetes, mongodb, mongodb-express
• Homepage:
• Size: 7.81 KB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Kubernetes with web application and mongo database

### Get started

The following application illustrate simple kubernetes cluster. It contains few modules, which is spring boot web application, mongo database server, mongo express client, k8s secret with database configuration, config map and ingress component.

The configuration and statistics can be done with using kubernetes dashboard. Project describe how to access dashboard UI.

### Installation

```

minikube start

```

Applying all k8s config files:

```

kubectl apply -f db-secret.yaml

kubectl apply -f db-config.yaml

kubectl apply -f mongo.yaml

kubectl apply -f mongo-express.yaml

kubectl apply -f webapp.yaml

kubectl apply -f ingress.yaml

```

### Accessing web application

```

minikube ip

http://:30100/

```

### Accessing mongo express client

```

minikube ip

http://:30200/

```

### Checking pod logs

```

kubectl get pod

kubectl logs 

kubectl describe pod 

```

### Kubernetes dashboard

#### Create account for kubernetes dashboard 

```

cd dashboard

kubectl apply -f admin-user.yaml

kubectl apply -f cluster-role.yaml

```

#### Create Bearer Token

```

kubectl -n kubernetes-dashboard create token admin-user

```

#### Accessing kubernetes dashboard

http://localhost:8001/api/v1/namespaces/kubernetes-dashboard/services/https:kubernetes-dashboard:/proxy/

## Documentation of the libraries used

* [Kubernetes documentation](https://kubernetes.io/)

* [Kubernetes dashboard](https://github.com/kubernetes/dashboard/blob/master/docs/user/access-control/creating-sample-user.md)

* [Kubernetes example config files](https://kubernetes.io/docs/concepts/workloads/controllers/)

* [Spring boot](https://docs.spring.io/spring-boot/docs/current/reference/html/)