对齐文件规范
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ansible/files/02-05/04-worker-ingressroute.yaml
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95
ansible/files/02-05/04-worker-ingressroute.yaml
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# 03-04: Nginx + 工作节点 + IngressRoute(M4)
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# 路径 /demo-m4,指定一台工作节点(按实际 FQDN 修改 kubernetes.io/hostname)
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# ConfigMap:首页 + default.conf,X-Backend: M4 便于区分
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---
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apiVersion: v1 # ConfigMap 使用的 API 版本
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kind: ConfigMap # 配置资源类型:ConfigMap
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metadata: # ConfigMap 标识信息
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name: nginx-m4-html # ConfigMap 名称
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namespace: default # 命名空间
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data: # ConfigMap 数据区
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index.html: | # HTML 内容:挂载到 nginx 网页目录(内部内容行不改动)
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<!DOCTYPE html>
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<html><head><meta charset="utf-8"><title>M4</title></head>
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<body><h1>M4</h1><p>工作节点 + IngressRoute</p></body></html>
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default.conf: | # nginx 配置:通过 subPath 挂载到 conf.d/default.conf(内部内容行不改动)
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server { listen 80; server_name localhost; root /usr/share/nginx/html; index index.html; location / { add_header X-Backend "M4"; try_files $uri $uri/ /index.html; } }
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---
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apiVersion: apps/v1 # Deployment 使用的 API 版本
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kind: Deployment # 工作负载:Deployment
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metadata: # Deployment 标识信息
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name: nginx-m4 # Deployment 名称
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namespace: default # 部署命名空间
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labels: # 应用标签/矩阵标签
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app: nginx-m4 # 应用标签
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matrix: "02-05-m4" # 矩阵编号
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spec: # Deployment 期望状态
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replicas: 1 # 副本数
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selector: # Deployment 选择器
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matchLabels: # 标签匹配集合(用于选中模板 Pod)
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app: nginx-m4 # 必须与 template.metadata.labels 对上
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template: # Pod 模板
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metadata: # Pod 元信息
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labels: # Pod 标签
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app: nginx-m4 # Pod 标签
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spec: # Pod 规范
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nodeSelector: # 固定运行的工作节点
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kubernetes.io/hostname: ylc64 # worker 节点主机名
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volumes: # 卷定义
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- name: html # 卷名
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configMap: # 卷来源
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name: nginx-m4-html # 引用的 ConfigMap 名称
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containers: # 容器列表
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- name: nginx # 容器名
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image: nginx:alpine # nginx 镜像
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ports: # 容器端口
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- containerPort: 80 # HTTP 端口
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volumeMounts: # 容器内挂载
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- name: html # 引用 volumes[].name
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mountPath: /usr/share/nginx/html/index.html # 挂到首页文件
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subPath: index.html # 取 ConfigMap 的 index.html key
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readOnly: true # 只读
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- name: html # 仍复用同一个卷
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mountPath: /etc/nginx/conf.d/default.conf # 挂到 nginx 配置文件
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subPath: default.conf # 取 ConfigMap 的 default.conf key
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readOnly: true # 只读
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---
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apiVersion: v1 # Service 使用的 API 版本
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kind: Service # 网络抽象:把 Pod 暴露为稳定入口
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metadata: # Service 标识
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name: nginx-m4 # Service 名称
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namespace: default # 命名空间
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spec: # Service 期望状态
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selector: # Service 选择器
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app: nginx-m4 # 选中后端 Pod
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ports: # 端口映射列表
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- port: 80 # Service 端口
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targetPort: 80 # 转发到 Pod 容器端口
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---
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apiVersion: traefik.io/v1alpha1 # Traefik Middleware API 版本
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kind: Middleware # 中间件:stripPrefix
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metadata: # Middleware 标识
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name: stripprefix-m4 # 名称
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namespace: default # 命名空间
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spec: # 中间件配置
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stripPrefix: # 去除路径前缀
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prefixes: # 前缀列表
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- /demo-m4 # 本矩阵路径前缀
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---
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apiVersion: traefik.io/v1alpha1 # IngressRoute API 版本
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kind: IngressRoute # Traefik 路由 CRD
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metadata: # IngressRoute 标识
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name: nginx-m4 # 路由名称
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namespace: default # 命名空间
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spec: # IngressRoute 规则
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entryPoints: # 入口点列表
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- web # web(HTTP)
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routes: # 路由列表
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- match: PathPrefix(`/demo-m4`) # 匹配 /demo-m4 前缀
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kind: Rule # 规则类型
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middlewares: # 绑定中间件
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- name: stripprefix-m4 # 需要去前缀
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services: # 后端服务列表
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- name: nginx-m4 # Service 名称
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port: 80 # Service 端口
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