build-go-from-source.sh

# install development dependencies
yum groupinstall -y 'Development Tools'
yum install -y curl git

# install go toolchain
export GOROOT_BOOTSTRAP=/usr/local/go1.4
curl -O https://storage.googleapis.com/golang/go1.4.3.linux-amd64.tar.gz
tar -zxf go1.4.3.linux-amd64.tar.gz && mv go ${GOROOT_BOOTSTRAP}

# obtain go source code
cd /usr/local
git clone --progress --verbose --depth 1 https://go.googlesource.com/go

# perform the build
cd /usr/local/go/src
bash ./all.bash

# set additionl env vars
export GOROOT=/usr/local/go
export PATH=${GOROOT}/bin:${PATH}

# test binary
go version