当前位置: 首页 > news >正文

做软件需要网站宝安网站设计项目

做软件需要网站,宝安网站设计项目,浏览器直接进入网站的注意事项,网站被黑应该怎么做Centos7.9部署单节点K8S环境 通过Centos extras镜像源安装K8S环境#xff0c;优点是方便快捷#xff0c;缺点是版本较低#xff0c;安装后的版本为1.5.2。 1. 准备工作 关闭selinux [rootlocalhost ~]# cat /etc/selinux/config# This file controls the state of SELin…Centos7.9部署单节点K8S环境 通过Centos extras镜像源安装K8S环境优点是方便快捷缺点是版本较低安装后的版本为1.5.2。 1. 准备工作 关闭selinux [rootlocalhost ~]# cat /etc/selinux/config# This file controls the state of SELinux on the system. # SELINUX can take one of these three values: # enforcing - SELinux security policy is enforced. # permissive - SELinux prints warnings instead of enforcing. # disabled - No SELinux policy is loaded. SELINUXdisabled # SELINUXTYPE can take one of three values: # targeted - Targeted processes are protected, # minimum - Modification of targeted policy. Only selected processes are protected. # mls - Multi Level Security protection. SELINUXTYPEtargeted 关闭防火墙 [rootlocalhost ~]# systemctl status firewalld ● firewalld.service - firewalld - dynamic firewall daemonLoaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)Active: inactive (dead)Docs: man:firewalld(1)2. 安装kubernetes和etcd yum下载安装 yum install etcd kubernetes -y 如果提示docker组件冲突需要卸载现有的docker组件 ... Error: docker-ce-cli conflicts with 2:docker-1.13.1-210.git7d71120.el7.centos.x86_64 Error: docker-ce conflicts with 2:docker-1.13.1-210.git7d71120.el7.centos.x86_64You could try using --skip-broken to work around the problem ... # 卸载环境现有的docker环境 yum remove docker*修改kube-apiserver配置文件 [rootlocalhost ~]# cat /etc/kubernetes/apiserver ### # kubernetes system config # # The following values are used to configure the kube-apiserver ## The address on the local server to listen to. KUBE_API_ADDRESS--insecure-bind-address0.0.0.0 # #127.0.0.1改成0.0.0.0# The port on the local server to listen on. # KUBE_API_PORT--port8080# Port minions listen on # KUBELET_PORT--kubelet-port10250# Comma separated list of nodes in the etcd cluster KUBE_ETCD_SERVERS--etcd-servershttp://127.0.0.1:2379# Address range to use for services KUBE_SERVICE_ADDRESSES--service-cluster-ip-range10.254.0.0/16# default admission control policies KUBE_ADMISSION_CONTROL--admission-controlNamespaceLifecycle,NamespaceExists,LimitRanger,ResourceQuota # 修改策略# Add your own! KUBE_API_ARGS启动配置服务 启动服务 systemctl start etcd systemctl start docker systemctl start kube-apiserver systemctl start kube-controller-manager systemctl start kube-scheduler systemctl start kubelet systemctl start kube-proxy配置服务自启动 systemctl enable etcd systemctl enable docker systemctl enable kube-apiserver systemctl enable kube-controller-manager systemctl enable kube-scheduler systemctl enable kubelet systemctl enable kube-proxy查看环境信息 # 查看k8s版本使用该种方式部署的k8s版本较低 [rootlocalhost ~]# kubectl version Client Version: version.Info{Major:1, Minor:5, GitVersion:v1.5.2, GitCommit:269f928217957e7126dc87e6adfa82242bfe5b1e, GitTreeState:clean, BuildDate:2017-07-03T15:31:10Z, GoVersion:go1.7.4, Compiler:gc, Platform:linux/amd64} Server Version: version.Info{Major:1, Minor:5, GitVersion:v1.5.2, GitCommit:269f928217957e7126dc87e6adfa82242bfe5b1e, GitTreeState:clean, BuildDate:2017-07-03T15:31:10Z, GoVersion:go1.7.4, Compiler:gc, Platform:linux/amd64} # 查看节点列表 [rootlocalhost ~]# kubectl get nodes NAME STATUS AGE 127.0.0.1 Ready 3h3. 部署示例应用 创建两个yaml文件分别用于部署nginx的deployment和service。 [rootlocalhost ~]# cat nginx-deploy.yaml apiVersion: extensions/v1beta1 kind: Deployment metadata:name: nginx-deploymentnamespace: defaultlabels:web: nginx spec:replicas: 3selector:matchLabels:app: nginxtemplate:metadata:labels:app: nginxspec:containers:- name: nginximage: nginx:1.15ports:- containerPort: 80 # 创建pod [rootlocalhost ~] kubectl create -f nginx-deploy.yaml [rootlocalhost ~]# cat nginx-svc.yaml apiVersion: v1 kind: Service metadata:name: nginx-demo spec:type: NodePortports:- port: 80nodePort: 30080selector:app: nginx # 创建sevice [rootlocalhost ~] kubectl create -f nginx-svc.yaml# 查看创建的k8s资源 [rootlocalhost ~]# kubectl get pod NAME READY STATUS RESTARTS AGE nginx-deployment-3856710913-4wcvd 1/1 Running 1 1h nginx-deployment-3856710913-nmf32 1/1 Running 1 1h nginx-deployment-3856710913-v0mcz 1/1 Running 1 1h [rootlocalhost ~]# kubectl get svc NAME CLUSTER-IP EXTERNAL-IP PORT(S) AGE kubernetes 10.254.0.1 none 443/TCP 3h nginx-demo 10.254.146.200 nodes 80:30080/TCP 1h访问测试使用浏览器或者curl命令访问nginx [rootlocalhost ~]# curl http://192.168.226.133:30080 !DOCTYPE html html head titleWelcome to nginx!/title stylebody {width: 35em;margin: 0 auto;font-family: Tahoma, Verdana, Arial, sans-serif;} /style /head body h1Welcome to nginx!/h1 pIf you see this page, the nginx web server is successfully installed and working. Further configuration is required./ppFor online documentation and support please refer to a hrefhttp://nginx.org/nginx.org/a.br/ Commercial support is available at a hrefhttp://nginx.com/nginx.com/a./ppemThank you for using nginx./em/p /body /html测试访问pod成功。 4. 部署遇到的问题记录 4.1 docker服务无法启动–Error starting daemon: layer does not exist docker服务无法启动查看docker服务报错Error starting daemon: layer does not exist 解决办法 使用下面的脚本清空/var/lib/docker脚本内容如下 #!/bin/sh set -edir$1if [ -z $dir ]; then{echo This script is for destroying old /var/lib/docker directories more safely thanecho rm -rf, which can cause data loss or other serious issues.echoecho usage: $0 directoryecho ie: $0 /var/lib/docker} 2exit 1 fiif [ $(id -u) ! 0 ]; thenecho 2 error: $0 must be run as rootexit 1 fiif [ ! -d $dir ]; thenecho 2 error: $dir is not a directoryexit 1 fidir$(readlink -f $dir)echo echo Nuking $dir ... echo (if this is wrong, press CtrlC NOW!) echo( set -x; sleep 10 ) echodir_in_dir() {inner$1outer$2[ ${inner#$outer} ! $inner ] }# lets start by unmounting any submounts in $dir # (like -v /home:... for example - DONT DELETE MY HOME DIRECTORY BRU!) for mount in $(awk { print $5 } /proc/self/mountinfo); domount$(readlink -f $mount || true)if dir_in_dir $mount $dir; then( set -x; umount -f $mount )fi done# now, lets go destroy individual btrfs subvolumes, if any exist if command -v btrfs /dev/null 21; thenroot$(df $dir | awk NR1 { print $NF })root${root#/} # if root is /, we want it to become for subvol in $(btrfs subvolume list -o $root/ 2/dev/null | awk -F path { print $2 } | sort -r); dosubvolDir$root/$subvolif dir_in_dir $subvolDir $dir; then( set -x; btrfs subvolume delete $subvolDir )fidone fi# finally, DESTROY ALL THINGS ( set -x; rm -rf $dir )将脚本保持为docker-recovery.sh运行命令sh docker-recovery.sh /var/lib/docker进行修复。 4.2 拉取pod-infrastructure镜像失败 部署创建pod时会从红帽的官方镜像仓库拉取基础容器pod报错如下 Error syncing pod, skipping: failed to StartContainer for POD with ErrImagePull: image pull failed for registry.access.redhat.com/rhel7/pod-infrastructure:latest, this may be because there are no credentials on this request.details: (open /etc/docker/certs.d/registry.access.redhat.com/redhat-ca.crt: no such file or directory)Error syncing pod, skipping: failed to StartContainer for POD with ImagePullBackOff: Back-off pulling image \registry.access.redhat.com/rhel7/pod-infrastructure:latest\解决办法 node节点包括master节点执行如下操作 查看/etc/docker/certs.d/registry.access.redhat.com/redhat-ca.crt 是一个软链接但是链接过去后并没有真实的/etc/rhsm。使用yum进行安装 [rootlocalhost ~]# ls -alh /etc/docker/certs.d/registry.access.redhat.com/redhat-ca.crt lrwxrwxrwx. 1 root root 27 Jun 10 05:34 /etc/docker/certs.d/registry.access.redhat.com/redhat-ca.crt - /etc/rhsm/ca/redhat-uep.pem [rootlocalhost ~]# yum install *rhsm* -y下载安装证书 [rootlocalhost ~]# wget http://mirror.centos.org/centos/7/os/x86_64/Packages/python-rhsm-certificates-1.19.10-1.el7_4.x86_64.rpm [rootlocalhost ~]# rpm2cpio python-rhsm-certificates-1.19.10-1.el7_4.x86_64.rpm | cpio -iv --to-stdout ./etc/rhsm/ca/redhat-uep.pem | tee /etc/rhsm/ca/redhat-uep.pem拉取镜像 [rootlocalhost ~]# docker pull registry.access.redhat.com/rhel7/pod-infrastructure:latest Trying to pull repository registry.access.redhat.com/rhel7/pod-infrastructure ... latest: Pulling from registry.access.redhat.com/rhel7/pod-infrastructure 26e5ed6899db: Pull complete 66dbe984a319: Pull complete 9138e7863e08: Pull complete Digest: sha256:47db25d46e39f338142553f899cedf6b0ad9f04c6c387a94b6b0964b7d1b7678 Status: Downloaded newer image for registry.access.redhat.com/rhel7/pod-infrastructure:latest
http://www.dnsts.com.cn/news/49193.html

相关文章:

  • 电商网站开发文献汇总网页美工案例教程
  • 互动 网站建设网站建设时应该做的优化
  • 免费网站去哪找wordpress APP canwp
  • wordpress rss 作用seo公司中国
  • 中文域名.网站网站之家app
  • 网站菜单设置网站做中文和英文切换
  • php企业网站源码wordpress删除修订版
  • 遵义网约车有哪些平台seo搜索引擎优化简历
  • 那个网站可以做链接如果熊掌号做的不好会不会影响网站
  • 网站cronwordpress 集成安装包
  • 上海的网站建设公司哪家好网站建设课程设计摘要
  • 菏泽北京网站建设青岛网站建站团队
  • 国家建设执业资格注册中心网站少林寺网站谁做的
  • 网站接入服务 公司重庆百度seo排名
  • 怎么快速做网站排名能设计房子的软件
  • 具有口碑的产品设计网站seochinazcom
  • 网站与网页 主页的概念及它们的区别建设银行杭州网站首页
  • 授权购买网站wordpress 对外请求
  • 开发工程师网站开发工程师招聘北京专业的网站建设
  • 打开网站文件夹权限设置百度小程序制作网站
  • 门户网站开发多少钱深圳知名广告公司有哪些
  • 查公司的国家网站有哪些wordpress主题改字体颜色
  • 电子政务门户网站建设项目招标采购网站开发开票内容
  • 怎么做网站申请广告邢台信息港最新二手房出售信息
  • 学校为什么要做网站wordpress 微博同步
  • 都什么网站用wordpresswordpress rss 文章
  • 百度怎样注册免费的网站网站页面设计价格
  • 陕西建站公司苏州外贸网站建设推广服务
  • 网站运营一个月多少钱注册会计师报名条件
  • 建立网站内容wordpress是什么东西