【microK8s】
masterノードのIPアドレス
【multipass】
$ multipass list master
【LXD】
$ lxc list master
/etc/hostsにmasterノードIPアドレス登録
- macrok8s.local
- sub.macrok8s.local
マニフェスト作成
ubuntu@master:~$ mkdir ingress
ここにyamlファイルを作成する。
作成したYAMLファイルはこんな感じ。
ingress/service-1.yaml
# service-1.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
name: service1
spec:
replicas: 2
selector:
matchLabels:
app: service1
template:
metadata:
labels:
app: service1
spec:
containers:
- name: service1
image: nginx:latest
ports:
- name: http
containerPort: 80
env:
- name: MICROK8S_ENVIRONMENT
value: Development
- name: HELLOCONTAINERS_MESSAGE
value: 'Hello from Service 1!'
nodeSelector:
kubernetes.io/os: linux
---
apiVersion: v1
kind: Service
metadata:
name: service1
spec:
ports:
- name: http
port: 80
protocol: TCP
targetPort: 80
selector:
app: service1
type: ClusterIP
ingress/service-2.yaml
# service-2.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
name: service2
spec:
replicas: 2
selector:
matchLabels:
app: service2
template:
metadata:
labels:
app: service2
spec:
containers:
- name: service2
image: nginx:latest
ports:
- name: http
containerPort: 80
env:
- name: MICROK8S_ENVIRONMENT
value: Development
- name: HELLOCONTAINERS_MESSAGE
value: 'Hello from Service 2!'
nodeSelector:
kubernetes.io/os: linux
---
apiVersion: v1
kind: Service
metadata:
name: service2
spec:
ports:
- name: http
port: 80
protocol: TCP
targetPort: 80
selector:
app: service2
type: ClusterIP
ingress/ingress.yaml
# ingress.yaml
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
name: nginx-ingress-microk8s
labels:
app: nginx-ingress-microk8s
annotations:
nginx.ingress.kubernetes.io/rewrite-target: /$1
nginx.ingress.kubernetes.io/use-forwarded-headers: "true"
spec:
rules:
- host: "microk8s.local"
http:
paths:
- pathType: Prefix
path: "/(.*)"
backend:
service:
name: service1
port:
number: 80
- host: "sub.microk8s.local"
http:
paths:
- pathType: Prefix
path: "/service2/(.*)"
backend:
service:
name: service2
port:
number: 80
---
apiVersion: v1
kind: Service
metadata:
name: ingress
namespace: ingress
spec:
selector:
name: nginx-ingress-microk8s
ports:
- name: http
protocol: TCP
port: 80
targetPort: 80
- name: https
protocol: TCP
port: 443
targetPort: 443
apply
ubuntu@master:~$ kubectl apply -f ingress
