k3s安装与部署

2024年3月22日发(作者：奥迪q8报价及图片2022款)

2）安装redis-slave

[root@k3s-server ~]# cat

apiVersion: apps/v1

kind: Deployment

metadata:

name: redis-slave

labels:

app: redis

spec:

selector:

matchLabels:

app: redis

role: slave

tier: backend

replicas: 1

template:

metadata:

labels:

app: redis

role: slave

tier: backend

spec:

containers:

- name: slave

image: kubeguide/guestbook-redis-slave

imagePullPolicy: IfNotPresent

env:

- name: GET_HOSTS_FROM

value: dns

ports:

- containerPort: 6379

[root@k3s-server ~]# cat

apiVersion: v1

kind: Service

metadata:

name: redis-slave

labels:

app: redis

role: slave

tier: backend

spec:

ports:

- port: 6379

selector:

app: redis

role: slave

tier: backend

[root@k3s-server ~]# kubectl apply -f

[root@k3s-server ~]# kubectl apply -f

[root@k3s-server ~]# kubectl get pods

NAME READY STATUS RESTARTS AGE

redis-master-7f9c7745cf-qb8jd 1/1 Running 0 9m9s

redis-slave-66c6dd7c96-v7d48 1/1 Running 0 114s

3）创建frontend

[root@k3s-server ~]# cat

apiVersion: apps/v1

kind: Deployment

metadata:

name: frontend

labels:

app: guestbook

spec:

selector:

matchLabels:

app: guestbook

tier: frontend

replicas: 1

template:

metadata:

labels:

app: guestbook

tier: frontend

spec:

containers:

- name: php-redis

image: kubeguide/guestbook-php-frontend

imagePullPolicy: IfNotPresent

env:

- name: GET_HOSTS_FROM

value: dns

ports:

- containerPort: 80

[root@k3s-server ~]# cat

apiVersion: v1

kind: Service

metadata:

name: frontend

labels:

app: guestbook

tier: frontend

spec:

type: NodePort

ports:

- port: 80

targetPort: 80

nodePort: 30001

selector:

app: guestbook

tier: frontend

[root@k3s-server ~]# kubectl apply -f

[root@k3s-server ~]# kubectl apply -f

[root@k3s-server ~]# kubectl get pods

NAME READY STATUS RESTARTS AGE

redis-master-7f9c7745cf-qb8jd 1/1 Running 0 16m

redis-slave-66c6dd7c96-v7d48 1/1 Running 0 9m37s

frontend-cc6c958c7-jddl6 1/1 Running 0 2m56s

[root@k3s-server ~]# kubectl get svc

NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE

kubernetes ClusterIP 10.43.0.1 443/TCP 42m

redis-master ClusterIP 10.43.41.230 6379/TCP 17m

redis-slave ClusterIP 10.43.220.9 6379/TCP 9m50s

frontend NodePort 10.43.147.104 80:30001/TCP 6m23s