zoukankan      html  css  js  c++  java
  • K8S(一)——集群部署

    声明:安装来自视频https://www.bilibili.com/video/BV1PJ411h7Sw?p=13

    一、集群规划如图:

    所用机器:CentOS7 minial,所有机器均为网卡nat模式

    一、安装epel源,关闭防火墙和selinux

    wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo

    二、安装必要工具

    yum install wget net-tools telnet tree nmap sysstat lrzsz dos2unix bind-utils -y

    三、DNS初始化

    1.在10.4.7.11主机安装

    yum install -y bind
    

     2.配置DNS

    主配置文件
    vim /etc/named.conf // 修改 listen-on port 53 { 10.4.7.11; }; // listen-on-v6 port 53 { ::1; }; allow-query { any; }; forwarders { 10.4.7.254; }; // 上级DNS,此处指向网关 dnssec-enable no; dnssec-validation no;
    配置区域文件 vim /etc/named.rfc1912.zones // 添加
      zone "host.com" IN {    type master;     file "host.com.zone";     allow-update { 10.4.7.11; };   };   zone "xyly.com" IN { type master; file "xyly.com.zone"; allow-update { 10.4.7.11; }; };
    配置数据文件 cp -a /var/named/named.localhost /var/named/host.com.zone
    vim /var/named/host.com.zone
      $TTL 600        ; 10 minutes
      @       IN SOA  dns.host.com. dnsadmin.host.com. (
                                              2020051400      ; serial
                                              1D              ; refresh
                                              1H              ; retry
                                              1W              ; expire
                                              3H )            ; minimum
              NS      dns.host.com.
      $TTL 60 ; 1 minute
      dns     A       10.4.7.11
      SX7-11  A       10.4.7.11
      SX7-12  A       10.4.7.12
      SX7-21  A       10.4.7.21
      SX7-22  A       10.4.7.22
      SX7-200 A       10.4.7.200
    cp -a /var/named/named.localhost /var/named/xyly.com.zone
    vim /var/named/xyly.com.zone
      $ORIGIN xyly.com.
      $TTL 600        ; 10 minutes
      @       IN SOA  dns.xyly.com.  dnsadmin.xyly.com. (
                                            2020051401      ; serial
                                            1D              ; refresh
                                            1H              ; retry
                                            1W              ; expire
                                            3H )            ; minimum
              NS      dns.xyly.com.
      $TTL 60 ; 1 minute
      dns     A       10.4.7.11

    启动服务
     systemctl start named

     3.测试DNS

    dig -t A sx7-12.host.com @10.4.7.11 +short

    4.配置DNS客户端(所有机器均需修改)

    sed -i '/^DNS/s/254/11/'  /etc/sysconfig/network-scripts/ifcfg-ens32
    systemctl restart network
    sed -i '1asearch host.com ' /etc/resolv.conf

    测试结果
  • 相关阅读:
    zookeeper.KeeperException$UnimplementedException: KeeperErrorCode = Unimplemented for {root.path}
    IDEA对新建java线程池的建议
    Hbase配置WEB UI界面
    Tomcat清理日志文件无法立即释放磁盘空间
    Tomcat多应用启动报错:org.apache.catalina.loader.WebappClassLoaderBase.checkStateForResourceLoading Illegal access: this web application instance has been stopped already. Could not load [].
    Soliworks 2016建模细节总结(1)
    关于自学C语言开始时应该注意的问题分享—未完待续......
    Word或者WPS里证件照的背景底色和像素调整
    Linux命令大全(非常全,史上最全)
    Android项目结构介绍
  • 原文地址:https://www.cnblogs.com/xyly/p/12891840.html
Copyright © 2011-2022 走看看