go 环境安装

 cat /etc/redhat-release 
CentOS Linux release 7.6.1810 (Core) 

yum -y  install wget git

wget  https://go.dev/dl/go1.14.15.linux-amd64.tar.gz

 tar xzvf go1.14.15.linux-amd64.tar.gz  -C /usr/local/

mkdir /gopath

export GOROOT=/usr/local/go
export GOPATH=/gopath
export PATH="$PATH:/usr/local/go/bin"
export GO111MODULE=on
export GOPROXY=https://goproxy.cn,direct

 source  /etc/profile