#!/bin/bash

GO_AMD64=https://storage.googleapis.com/golang/go1.6.2.linux-amd64.tar.gz
GO_X86=https://storage.googleapis.com/golang/go1.6.2.linux-386.tar.gz
ARCH=$(uname -m)
GO_CUR=${GO_AMD64}

if [ "$ARCH" == "i686" ] || [ "$ARCH" == "i386" ]; then
  GO_CUR=${GO_X86}
fi

which git > /dev/null || apt-get install git -y

if [ -z "$GOPATH" ]; then
  curl -o go_latest.tar.gz ${GO_CUR}
  tar -C /usr/local -xzf go_latest.tar.gz
  rm go_latest.tar.gz
  export PATH=$PATH:/usr/local/go/bin

  mkdir /v2ray &> /dev/null
  export GOPATH=/v2ray
fi

go get -u v2ray.com/core
rm $GOPATH/bin/build
go install v2ray.com/core/tools/build
$GOPATH/bin/build