Spring And Minikube

Ingress Gateway: Simple fanout
Student Service
Rating Service

Requirements

Java: JDK 1.8
Maven Build
Docker
Kubernetes: Minikube on local

Usage

Build Student Service

$ cd rating-service
$ mvn package

Create docker images for Student Service and push Docker Hub

$ cd student-service
$ docker build -t nhatthai/student-service .
$ docker push nhatthai/student-service

Build Rating Service

$ cd rating-service
$ mvn package

Create docker images for Rating Service and push Docker Hub

$ cd rating-service
$ docker build -t nhatthai/rating-service .
$ docker push nhatthai/rating-service

Start Minikube

$ minikube start

Create student-service deployment

$ cd devops
$ kubectl create -f deployment-student.yml

Create rating-service deployment

$ cd devops
$ kubectl create -f deployment-rating.yml

Create and Expose student-service

$ kubectl expose deployment student-service --type=NodePort

$ cd devops
$ kubectl create -f service-student.yml

Create and Expose rating-service

$ kubectl expose deployment rating-service --type=NodePort

$ cd devops
$ kubectl create -f service-rating.yml

Check service

$ minikube service student-service --url

Give me url http://192.168.99.100:30676 and Check rest-api http://192.168.99.100:30676/hi

$ kubectl describe service student-service

Ingress Controller

Create Ingress or Basic Authentication Ingress

Create Ingress

$ cd devops
$ kubectl create -f ingress.yml

Using Basic Auth Ingress

Add user & pass when we reach the site.

Create htpasswd file

$ htpasswd -c auth example
New password: <bar>
New password:
Re-type new password:
Adding password for user example

Create secret

$ kubectl create secret generic basic-auth --from-file=auth
secret "basic-auth" created

Get Secert

Make sure that the auth secret was created

$ kubectl get secret basic-auth -o yaml

Create basic auth ingress

$ cd devops
$ kubectl create -f basic-auth-ingress.yml

Check Ingress

 curl -v http://192.168.99.100/student/hi -H 'Host: mysite.com'
*   Trying 192.168.99.100...
* TCP_NODELAY set
* Connected to 192.168.99.100 (192.168.99.100) port 80 (#0)
> GET /student/hi HTTP/1.1
> Host: mysite.com
> User-Agent: curl/7.54.0
> Accept: */*
>
< HTTP/1.1 401 Unauthorized
< Server: nginx/1.13.6
< Date: Tue, 27 Nov 2018 03:43:30 GMT
< Content-Type: text/html
< Content-Length: 195
< Connection: keep-alive
< WWW-Authenticate: Basic realm="Authentication Required - Example"
<
<html>
<head><title>401 Authorization Required</title></head>
<body bgcolor="white">
<center><h1>401 Authorization Required</h1></center>
<hr><center>nginx/1.13.6</center>
</body>
</html>
* Connection #0 to host 192.168.99.100 left intact

Add user & pass

curl -v http://192.168.99.100/student/hi -H 'Host: mysite.com' -u 'example:example'
*   Trying 192.168.99.100...
* TCP_NODELAY set
* Connected to 192.168.99.100 (192.168.99.100) port 80 (#0)
* Server auth using Basic with user 'example'
> GET /student/hi HTTP/1.1
> Host: mysite.com
> Authorization: Basic ZXhhbXBsZTpleGFtcGxl
> User-Agent: curl/7.54.0
> Accept: */*
>
< HTTP/1.1 200
< Server: nginx/1.13.6
< Date: Tue, 27 Nov 2018 03:44:38 GMT
< Content-Type: text/plain;charset=UTF-8
< Content-Length: 10
< Connection: keep-alive
< X-Application-Context: student-service:7000
<
* Connection #0 to host 192.168.99.100 left intact
Hi Student%

Check Ingress

$ kubectl describe ing

Enable Ingress

$ minikube addons enable ingress

$ minikube ip
192.168.99.100

Add mysite.com into /etc/hosts

192.168.99.100 mysite.com

Check browser: http://mysite.com/student/hi

Reference

Microservices with kubernetes and docker

Setting up Ingress on Minikube

Basic Authentication Ingress

Nginx Ingress Controller

survivant / spring-minikube Goto Github PK

spring-minikube's Introduction

Spring And Minikube

Requirements

Usage

Build Student Service

Create docker images for Student Service and push Docker Hub

Build Rating Service

Create docker images for Rating Service and push Docker Hub

Start Minikube

Create student-service deployment

Create rating-service deployment

Create and Expose student-service

Create and Expose rating-service

Check service

Ingress Controller

Create Ingress

Using Basic Auth Ingress

Create htpasswd file

Create secret

Get Secert

Create basic auth ingress

Check Ingress

Add user & pass

Check Ingress

Enable Ingress

Add mysite.com into /etc/hosts

Reference

spring-minikube's People

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