2025Kubernetes 系統(tǒng)配置手冊

Kuberneteconfiguration簡 安裝要 部署內(nèi) 準備環(huán) 所有節(jié)點安裝 添加k8s阿里云YUM軟件 部署k8s的master和node節(jié) 安裝網(wǎng)絡(luò)插件 測試kubernetes集 k8s常用命 Kubernetes特點:（multi-cloud）可擴展:模塊化,插件化,可掛載,可組合3CentOS7.764swapkubernetes1.16.2，docker19.03KubernetesMaster部署KubernetesNode，Kubernetescentos（7.7ip:76：test-docker-176：centos7.7：88Gip:77：test-docker-177：centos7.7：88Gip:78主機名：test-docker-178系統(tǒng)：centos7.7配置：8selinuxsystemctlstopfirewalldsystemctldisablefirewalldsed-i's/enforcing/disabled/'/etc/selinux/configsetenforce0swapswapoff- vim/etc/fstab#注釋到swap那一行 添加主機名與IP對應(yīng)關(guān)系(三臺主機都執(zhí)行)k8s-master-k8s-node-k8s-node-'''>>hostnamectlset-hostnamek8s-master-176hostnamectlset-hostnamek8s-node-177hostnamectlset-hostnamek8s-node-net.ipv4.ip_forward=0，1cat>/etc/sysctl.d/k8s.conf<<EOFnet.ipv4.ip_forward=1net.ipv4.tcp_tw_recycle=net.bridge.bridge-nf-call-ip6tables=net.bridge.bridge-nf-call-iptables=1sysctl--Dockerdockerdocker（docker18.09，yuminstallydocker-ce-18.09docker-ce-cli-18.09k8s）vim"graph":"registry-mirrors":["https://01"],"exec-opts":["native.cgroupdriver=systemd"],"log-driver":"json-file","log-opts":{"max-size":"storage-driver":systemctlrestartk8sYUMcat>/etc/yum.repos.d/kubernetes.repo<<EOF[kubernetes]yuminstall-ykubelet-1.16.2kubeadm-1.16.2kubectl-1.16.2systemctlstartkubeletsystemctlenablek8smasternodemaster --apiserver-advertise---image- --kubernetes-

--service---pod-network-網(wǎng)段問題，兩個網(wǎng)段不要重，后面是/16，nodemkdir-pcp-i/etc/kubernetes/admin.conf$HOME/.kube/configchown$(id-u):$(id-g)$HOME/.kube/confignode77178node -- masterflannelcalicoyamlwget/xuwei777/xw_yaml/blob/main/kube-flannel.ymlsedi's///'kube-flannel.ymlkubectlapply-fkube-flannel.ymlkubectlgetpods-nkube-systemyamlwget/xuwei777/xw_yaml/blob/main/calico-3.9.2.yamlsedi's///g'calico-3.9.2.yamlkubectlapply-fkubectlgetpod--all-namespaces-oKubernetespod，kubectlcreatedeploymentnginx--image=nginxkubectlexposedeploymentnginx--port=80--podrunningready1，nginxsvc80kubectlgetnginxk8spod，service，endpoints，secretkubectlget

kubectlget

-o namespacennamespacekubectlapply-f #例如kubectlapply-f 這createyamlyamlkubectldelete-f kubectldelete-fdeploymentpodpodkubectldescribepodpodpod

kubectlgetpod

podpodkubectllogspod