Shulou(Shulou.com)06/02 Report--

Sealos installs Kubernetes v1.16.0 HA cluster

Github Project Link

Https://github.com/fanux/sealos

Initialize master node and worker node

Initialize script init.sh

#! / bin/bash# executes # install docker# reference documentation on both master and worker nodes as follows: # https://docs.docker.com/install/linux/docker-ce/centos/ # https://docs.docker.com/install/linux/linux-postinstall/# Uninstall the old version yum remove-y docker\ docker-client\ docker-client-latest\ docker-common\ docker-latest\ docker-latest-logrotate\ docker-logrotate\ docker-selinux\ docker -engine-selinux\ docker-engine# Settings yum repositoryyum install-yyum-utils\ device-mapper-persistent-data\ lvm2yum-config-manager-- add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo# installs and starts dockeryum install-y docker-ce-18.09.7 docker-ce-cli-18.09.7 containerd.iosystemctl enable dockersystemctl start docker# installation nfs-utils# must install nfs-utils before you can hang up Nfs Network Storage yum install-y nfs-utils# off Firewall systemctl stop firewalldsystemctl disable firewalld# off SeLinuxsetenforce 0sed-I "s/SELINUX=enforcing/SELINUX=disabled/g" / etc/selinux/config# turn off swapswapoff-ayes | cp / etc/fstab / etc/fstab_bakcat / etc/fstab_bak | grep-v swap > / etc/fstab# modify / etc/sysctl.conf# if configured Then modify sed-I "s# ^ net.ipv4.ip_forward.*#net.ipv4.ip_forward=1#g" / etc/sysctl.confsed-I "s# ^ net.bridge.bridge-nf-call-ip6tables.*#net.bridge.bridge-nf-call-ip6tables=1#g" / etc/sysctl.confsed-I "s# ^ net.bridge.bridge-nf-call-iptables.*#net.bridge.bridge-nf-call-iptables=1#g" / etc/sysctl.conf# may not Append echo "net.ipv4.ip_forward = 1" > > / etc/sysctl.confecho "net.bridge.bridge-nf-call-ip6tables = 1" > > / etc/sysctl.confecho "net.bridge.bridge-nf-call-iptables = 1" > > / etc/sysctl.conf# execute command to apply sysctl-p# to configure yum source cat RemoteAddress:Port Forward Weight ActiveConn InActConnTCP 10.96.0.1 for K8S 443 rr-> 172.31.194.114net.bridge.bridge-nf-call-ip6tables 6443 Masq 1 30-> 172.31.194.115 Masq 6443 Masq 1 20-> 172.31.194.116purl 6443 Masq 1 00

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