• 前端和后端应用都放到k8s中的操作配置说明


    看这个文章之前,先看这篇文章:https://www.cnblogs.com/sanduzxcvbnm/p/14953929.html

    后端部署方式不变,这里主要说明前端文件的部署方式

    访问流程如下:nginx-ingress == > nginx(前端)== > 后端应用

    前端流程

    前端项目中有如下三个文件

    当前端代码提交到gitlab后,触发gitlab-runner根据文件.gitlab-ci.yml文件内容进行操作,先编译打包成dist文件夹,然后进入到这个文件夹中做成dist.tar.gz压缩包
    然后根据Dockerfile文件内容,基础镜像使用nginx,把nginx.conf配置文件,dist.tar.gz压缩包ADD进去,构造一个含有前端文件的nginx镜像

    前端文件中访问后端的内容跟上面的保持一样,注意域名和路径

    // 创建 axios 实例
    const service = axios.create({
      baseURL: process.env.NODE_ENV === 'production' ? 'http://www.xxx.com/jdd-parking-cloud-admin' : '/jdd-parking-cloud-admin',
      // baseURL: 'https://www.jdd966.com/jdd-boot',
      // baseURL: '', // api base_url
      timeout: 30000 // 请求超时时间
    })
    

    前端文件使用的Dockerfile文件内容

    FROM nginx:stable-alpine
    MAINTAINER 1103324414@qq.com
    COPY nginx.conf /etc/nginx/nginx.conf
    ADD dist.tar.gz /usr/share/nginx/html/
    EXPOSE 80
    CMD ["nginx", "-g", "daemon off;"]
    

    使用的nginx配置文件

    user  nginx;
    worker_processes  auto;
    
    error_log  /var/log/nginx/error.log error;
    pid    /var/run/nginx.pid;
    
    events {
        use epoll;
        worker_connections  65535;
        multi_accept off;
    }
    
    http {
        include       /etc/nginx/mime.types;
        default_type  application/octet-stream;
    
        log_format log_json '{"@timestamp": "$time_local", '
                            '"remote_addr": "$remote_addr", '
                            '"referer": "$http_referer", '
                            '"request": "$request", '
                            '"status": $status, '
                            '"bytes": $body_bytes_sent, '
                            '"agent": "$http_user_agent", '
                            '"upstream_addr": "$upstream_addr",'
                            '"upstream_status": "$upstream_status",'
                            '"up_resp_time": "$upstream_response_time",'
                            '"request_time": "$request_time"'
                            ' }';
    
        access_log  /var/log/nginx/access.log  log_json;
    
        server_tokens off;
        sendfile on;
        tcp_nopush on;
        tcp_nodelay on;
        keepalive_timeout  65;
    
        gzip on;
        gzip_min_length 1k;
        gzip_buffers   4 16k;
        gzip_http_version 1.1;
        gzip_comp_level 4;
        gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
        gzip_vary on;
        gzip_proxied any;
        gzip_disable "MSIE [1-6].";
    
        # include /etc/nginx/conf.d/*.conf;
        server {
          listen       80;
          # 路径要跟前端请求的保持一致,路径最后的/不能省略 
          location ^~ /jdd-parking-cloud-admin/ {
            proxy_pass         http://jdd-parking-cloud-admin:8093/; # k8s中后端应用的service:port
            proxy_set_header   X-Forwarded-Proto $scheme;
            proxy_set_header   Host              $http_host;
            proxy_set_header   X-Real-IP         $remote_addr;
          }
          #解决Router(mode: 'history')模式下,刷新路由地址不能找到页面的问题
          location / {
             root   /usr/share/nginx/html/;
             index  index.html index.htm;
             if (!-e $request_filename) {
                 rewrite ^(.*)$ /index.html?s=$1 last;
                 break;
              }
          }
          access_log  /var/log/nginx/default_access.log log_json;
        }
    
    }
    

    .gitlab-ci.yml文件内容

    variables:
      DOCKER_DRIVER: overlay2
      MAVEN_CLI_OPTS: "-s .m2/settings.xml --batch-mode"
      MAVEN_OPTS: "-Dmaven.repo.local=.m2/repository"
    
    
    cache:
      key: ${CI_BUILD_REF_NAME}
      paths:
        - node_modules/
    
    stages:
      - package
      - build
    
    
    yarn_step:
      tags:
        - yarn
      stage: package
      script:
        - npm config set registry https://registry.npm.taobao.org/
        - yarn install
        - yarn run build
        - cd dist && tar -zcvf ../dist.tar.gz * # 打包整个dist文件(包含目录dist)和打包dist下的文件(不包含目录dist)跟DOckerfile文件中ADD有关,进而影响到nginx.conf文件
      artifacts:
        paths:
          - dist.tar.gz
      only:
        - prod
    
    develop_docker_step:
      tags:
        - docker
      stage: build
      script:
        - export TAG=`date "+%Y%m%d%H%M%S"`
        - docker build -t jdd.io/jdd-k8s/$CI_PROJECT_NAME:$TAG .
        - docker login -u admin -p admin123 jdd.io
        - docker push jdd.io/jdd-k8s/$CI_PROJECT_NAME:$TAG
        - echo $TAG
        - docker rmi jdd.io/jdd-k8s/$CI_PROJECT_NAME:$TAG
      only:
        - prod
    

    k8s中操作

    1.容器端口

    2.数据卷

    3.服务

    4.路由

    浏览器访问web页面上传的图片处理办法

    后端配置文件中设置的有保存这些图片的路径,给这个路径创建一个数据卷进行挂载,读写权限。
    前端这儿也配置同一个数据卷挂载,只读权限,nginx配置文件中增加这个挂载路径的访问路径


    nginx配置文件中增加图片访问

    location /static/images/ {
        alias  /usr/local/nginx/html/pic;
        autoindex on;
    }
    

    或者存储图片使用FastDFS,阿里云OSS

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  • 原文地址:https://www.cnblogs.com/sanduzxcvbnm/p/14954541.html
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