Install go from src. Usage bin/install-go <version>

install-go

#!/bin/bash

set -ex

TMP_DIR=`pwd`/tmp
BUILD_DIR=$TMP_DIR/build
BUILD_GO_DST=$HOME/opt/lang/go1.4
FINAL_GO_DST=$HOME/opt/lang/go$1

rm -rf $TMP_DIR
mkdir -p $TMP_DIR && cd $TMP_DIR
curl -O https://storage.googleapis.com/golang/go1.4-bootstrap-20161024.tar.gz
tar xzvf go1.4-bootstrap-20161024.tar.gz
cd $TMP_DIR/go/src
GOROOT_FINAL=$BUILD_GO_DST ./make.bash
cd $TMP_DIR

rm -rf $BUILD_GO_DST
mv $TMP_DIR/go $BUILD_GO_DST

rm -rf $BUILD_DIR
mkdir -p $BUILD_DIR/go/$1
cd $BUILD_DIR/go/$1
git clone -b go$1 --single-branch --depth 1 https://go.googlesource.com/go
cd $BUILD_DIR/go/$1/src

GOROOT_FINAL=$FINAL_GO_DST \
  GOROOT_BOOTSTRAP=$BUILD_GO_DST \
  ./make.bash

rm -rf $FINAL_GO_DST
mkdir -p $FINAL_GO_DST
cd $BUILD_DIR/go/$1
find . -not -path '*/\.*' | cpio -pdum $BUILD_GO_DST

rm -rf $BUILD_DIR

rm -f $HOME/opt/lang/go
ln -nfs $HOME/opt/lang/go{$1/,}