How to deploy your own web platform with K8s
This article mainly explains "how to deploy your own web platform with K8s". Interested friends may wish to have a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn how to deploy your own web platform with K8s.
1. Create a mariadb image and initialize the database in Dockerfile. Source code:
Https://github.com/zhanggq/mariadb
two。 Create your own web image, which is written in go at the back end and amaze at the front end. Open port 8082 is not available for the source code.
3. Create and paste yaml on Dashboard to start mariadb rc
ApiVersion: v1
Kind: ReplicationController
Metadata:
Name: mysql
Spec:
Replicas: 1
Selector:
App: mysql
Template:
Metadata:
Labels:
App: mysql
Spec:
Containers:
-image: registry.cn-hangzhou.aliyuncs.com/zhanggq/mariadb:v10.1
Name: mysql
Resources:
Limits:
Cpu: "2"
Memory: 2Gi
Ports:
-containerPort: 3306
Env:
-name: MYSQL_ROOT_PASSWORD
Value: "123456"
4. Start mariadb svc
ApiVersion: v1
Kind: Service
Metadata:
Name: mysql
Spec:
Ports:
-name: mysql-svc
Port: 3306
TargetPort: 3306
NodePort: 31101
Selector:
App: mysql
Type: NodePort
5. Start amaze rc
ApiVersion: v1
Kind: ReplicationController
Metadata:
Name: amaze
Spec:
Replicas: 1
Selector:
App: amaze
Template:
Metadata:
Labels:
App: amaze
Spec:
Containers:
-image: registry.cn-hangzhou.aliyuncs.com/zhanggq/amaze:v1.0
Name: amaze
Resources:
Limits:
Cpu: "1"
Memory: 1Gi
Ports:
-containerPort: 8082
6. Start amaze svc
ApiVersion: v1
Kind: Service
Metadata:
Name: amaze
Spec:
Ports:
-name: amaze-svc
Port: 8082
TargetPort: 8082
NodePort: 30082
Selector:
App: amaze
Type: NodePort
Problems encountered
1. Docker launches the container and reports an error:
Docker: Error response from daemon: mkdir / var/lib/docker/overlay/64d4cbac6ef69d5b84fc753e83dc2849f14e43177d0e9d
A532eb61499ce7e2fc-init/merged/dev/shm: invalid argument.
Solution: upgrade the kernel
Original kernel Kernel Version: 3.10.0-229.el7.x86_64
Upgraded kernel 4.6.0-1.el7.elrepo.x86_64
two。 Manually change the configuration in the web application and remotely connect to the mysql database 10.233.104.69
At this point, I believe you have a deeper understanding of "how to deploy your own web platform with K8s". You might as well do it in practice. Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!
