install golang on ubuntu server base install

goinstall.sh

#!/bin/bash
set -e

GVERSION="1.10.3"
GFILE="go$GVERSION.linux-amd64.tar.gz"

GOPATH="$HOME/go"
GOROOT="/usr/local/go"
TMPDIR=/tmp

apt-get update
apt-get -y upgrade
apt-get -y install build-essential git


mkdir -p "$GOROOT"
chmod 777 "$GOROOT"

#Download Latest Go
GOURLREGEX='https://dl.google.com/go/go[0-9\.]+\.linux-amd64.tar.gz'
echo "Finding latest version of Go for AMD64..."
url="$(wget -qO- https://golang.org/dl/ | grep -oP 'https:\/\/dl\.google\.com\/go\/go([0-9\.]+)\.linux-amd64\.tar\.gz' | head -n 1 )"
latest="$(echo $url | grep -oP 'go[0-9\.]+' | grep -oP '[0-9\.]+' | head -c -2 )"
echo "Downloading latest Go for AMD64: ${latest}"
GFILE=go"${latest}".linux-amd64.tar.gz

wget --quiet --continue --show-progress "${url}" -O $TMPDIR/$GFILE
if [ $? -ne 0 ]; then
    echo "Go download failed! Exiting."
    exit 1
fi
unset url
unset GOURLREGEX

tar -C "/usr/local" -xzf $TMPDIR/$GFILE

touch "$HOME/.bashrc"
{
    echo '# GoLang'
    echo 'export PATH=$PATH:/usr/local/go/bin'
    echo 'export GOPATH=$HOME/go'
    echo 'export PATH=$PATH:$GOPATH/bin'
} >> "$HOME/.bashrc"
source "$HOME/.bashrc"
echo "GOROOT set to $GOROOT"

mkdir -p ${GOPATH}/{bin,pkg,src,out}
chmod -R 777 ${GOPATH}
echo "GOPATH set to $GOPATH"
rm -f $TMPDIR/$GFILE

echo "Install complete , to reload your envrionment type source ~/.bashrc"