kubeletb部署
master:
cd /usr/local/src/kubernetes/server/bin/cp kubelet kube-proxy /opt/kubernetes/bin/scp kubelet kube-proxy 192.168.56.11:/opt/kubernetes/bin/scp kubelet kube-proxy 192.168.56.12:/opt/kubernetes/bin/cd /usr/local/src/sslkubectl create clusterrolebinding kubelet-bootstrap --clusterrole=system:node-bootstrapper --user=kubelet-bootstrapkubectl config set-cluster kubernetes \ --certificate-authority=/opt/kubernetes/ssl/ca.pem \ --embed-certs=true \ --server=https://192.168.56.10:6443 \ --kubeconfig=bootstrap.kubeconfig kubectl config set-credentials kubelet-bootstrap \ #token 在kube-apiserver启动配置文件内/usr/lib/systemd/system/kube-apiserver配置文件查看token --token=ad6d5bb607a186796d8861557df0d17f \ --kubeconfig=bootstrap.kubeconfig kubectl config set-context default \ --cluster=kubernetes \ --user=kubelet-bootstrap \ --kubeconfig=bootstrap.kubeconfig
kubectl config use-context default --kubeconfig=bootstrap.kubeconfig
cp bootstrap.kubeconfig /opt/kubernetes/cfg
scp bootstrap.kubeconfig 192.168.56.12:/opt/kubernetes/cfgscp bootstrap.kubeconfig 192.168.56.11:/opt/kubernetes/cfg
node节点设置CNI支持，master节点可以不做最好做了吧mkdir -p /etc/cni/net.dvim /etc/cni/net.d/10-default.conf{ "name": "flannel", "type": "flannel", "delegate": { "bridge": "docker0", "isDefaultGateway": true, "mtu": 1400 }} mkdir /var/lib/kubeletvim /usr/lib/systemd/system/kubelet.service[Unit]Description=Kubernetes KubeletDocumentation=https://github.com/GoogleCloudPlatform/kubernetesAfter=docker.serviceRequires=docker.service[Service]WorkingDirectory=/var/lib/kubeletExecStart=/opt/kubernetes/bin/kubelet \ --address=192.168.56.12 \ --hostname-override=192.168.56.11 \ --pod-infra-container-image=mirrorgooglecontainers/pause-amd64:3.0 \ --experimental-bootstrap-kubeconfig=/opt/kubernetes/cfg/bootstrap.kubeconfig \ --kubeconfig=/opt/kubernetes/cfg/kubelet.kubeconfig \ --cert-dir=/opt/kubernetes/ssl \ --network-plugin=cni \ --cni-conf-dir=/etc/cni/net.d \ --cni-bin-dir=/opt/kubernetes/bin/cni \ --cluster-dns=10.1.0.2 \ --cluster-domain=cluster.local. \ --hairpin-mode hairpin-veth \ --allow-privileged=true \ --fail-swap-on=false \ --logtostderr=true \ --v=2 \ --logtostderr=false \ --log-dir=/opt/kubernetes/logRestart=on-failureRestartSec=5
systemctl daemon-reloadsystemctl enable kubeletsystemctl start kubelet[root@k8s-master ~]# kubectl get csrNAME AGE REQUESTOR CONDITIONnode-csr-iiYMw6M_Hf3GHAxO9iewAaxEXuBaRQDf1pnXVZ-M-qE 23m kubelet-bootstrap Pending[root@k8s-master ~]# kubectl get node NAME STATUS ROLES AGE VERSION192.168.56.11 Ready23h v1.10.1192.168.56.12 Ready 23h v1.10.1[root@k8s-master ~]# kubectl get csr|grep 'Pending' | awk 'NR>0{print $1}'| xargs kubectl certificate approve[root@k8s-master ~]# kubectl get node #我把master节点也加进去了NAME STATUS ROLES AGE VERSION192.168.56.10 Ready 11s v1.10.1192.168.56.11 Ready 23h v1.10.1192.168.56.12 Ready 23h v1.10.1[root@k8s-master ~]#删除master节点[root@k8s-master ~]# kubectl delete node 192.168.56.10node "192.168.56.10" deleted[root@k8s-master ~]# kubectl get node NAME STATUS ROLES AGE VERSION192.168.56.11 Ready 23h v1.10.1192.168.56.12 Ready 23h v1.10.1[root@k8s-master ~]# node节点：yum install -y ipvsadm ipset conntrackmaster节点：cd /usr/local/src/ssl/vim kube-proxy-csr.json{ "CN": "system:kube-proxy", "hosts": [], "key": { "algo": "rsa", "size": 2048 }, "names": [ { "C": "CN", "ST": "BeiJing", "L": "BeiJing", "O": "k8s", "OU": "System" } ]}cfssl gencert -ca=/opt/kubernetes/ssl/ca.pem \ -ca-key=/opt/kubernetes/ssl/ca-key.pem \ -config=/opt/kubernetes/ssl/ca-config.json \ -profile=kubernetes kube-proxy-csr.json | cfssljson -bare kube-proxy cp kube-proxy.pem /opt/kubernetes/ssl/cp kube-proxy-key.pem /opt/kubernetes/ssl/ scp kube-proxy.pem kube-proxy-key.pem 192.168.56.11:/opt/kubernetes/ssl/scp kube-proxy.pem kube-proxy-key.pem 192.168.56.12:/opt/kubernetes/ssl/
master节点cd /usr/local/src/sslkubectl config set-cluster kubernetes \ --certificate-authority=/opt/kubernetes/ssl/ca.pem \ --embed-certs=true \ --server=https://192.168.56.10:6443 \ --kubeconfig=kube-proxy.kubeconfigcp kube-proxy.kubeconfig /opt/kubernetes/cfg/scp kube-proxy.kubeconfig 192.168.56.11:/opt/kubernetes/cfg/scp kube-proxy.kubeconfig 192.168.56.12:/opt/kubernetes/cfg/ 所有node节点kubectl config set-credentials kube-proxy \ --client-certificate=/opt/kubernetes/ssl/kube-proxy.pem \ --client-key=/opt/kubernetes/ssl/kube-proxy-key.pem \ --embed-certs=true \ --kubeconfig=kube-proxy.kubeconfigkubectl config set-context default \ --cluster=kubernetes \ --user=kube-proxy \ --kubeconfig=kube-proxy.kubeconfig kubectl config use-context default --kubeconfig=kube-proxy.kubeconfig mkdir /var/lib/kube-proxy vim /usr/lib/systemd/system/kube-proxy.service #以192.168.56.11为例 [Unit]Description=Kubernetes Kube-Proxy ServerDocumentation=https://github.com/GoogleCloudPlatform/kubernetesAfter=network.target[Service]WorkingDirectory=/var/lib/kube-proxyExecStart=/opt/kubernetes/bin/kube-proxy \ --bind-address=192.168.56.12 \ --hostname-override=192.168.56.12 \ --kubeconfig=/opt/kubernetes/cfg/kube-proxy.kubeconfig \--masquerade-all \ --feature-gates=SupportIPVSProxyMode=true \ --proxy-mode=ipvs \ --ipvs-min-sync-period=5s \ --ipvs-sync-period=5s \ --ipvs-scheduler=rr \ --logtostderr=true \ --v=2 \ --logtostderr=false \ --log-dir=/opt/kubernetes/logRestart=on-failureRestartSec=5LimitNOFILE=65536[Install]WantedBy=multi-user.targetsystemctl daemon-reloadsystemctl enable kube-proxysystemctl start kube-proxysystemctl status kube-proxy[root@k8s-node1 ~]# ipvsadm -L -nIP Virtual Server version 1.2.1 (size=4096)Prot LocalAddress:Port Scheduler Flags -> RemoteAddress:Port Forward Weight ActiveConn InActConnTCP 10.1.0.1:443 rr persistent 10800 -> 192.168.56.10:6443 Masq 1 0 0 [root@k8s-node1 ~]#