5、k8s-资源管理-yaml语言--使用yaml语言创建nginx服务
YAML语言是一个类似XML、JSON的标记性语言、他强调以数据为中心、而不是以标识语言为重点、因而YANL本身定义比较简单:对比如下
XML语言: <html> <age>15< /age> <address>hainan< /address> </html> YAML语言: heima: age:15 address:hainan yaml语言没有过多的标记性嵌套字符
纯量:
对象:
数组:
例子:创建nginx服务
apiVersion: v1 kind: Namespace metadata: name: bmc --- apiVersion: apps/v1 kind: Deployment metadata: name: nginx-deployment namespace: bmc spec: replicas: 1 selector: matchLabels: app: nginx template: metadata: labels: app: nginx spec: containers: - name: nginx image: nginx ports: - containerPort: 80 --- apiVersion: v1 kind: Service metadata: name: nginx-service namespace: bmc spec: type: NodePort selector: app: nginx ports: - protocol: TCP port: 80 targetPort: 80