centos7安装golang

1，下载，解压

https://www.golangtc.com/download

tar -zxvf goxxx.tar.gz -C /usr/local/

2，配置

export GOROOT=/usr/local/go
export GOBIN=$GOROOT/bin
export PATH=$PATH:$GOBIN
export GOPATH=/go

source /etc/profile.d/go.sh