Installation: go get github.com/pwaller/goupx/
(or if you don't want to do it with root, GOPATH=${PWD}/env go get github.com/pwaller/goupx/ will install it to ${PWD}/env/bin/goupx)
Usage: goupx [filename]
Fixes the PT_LOAD offset of [filename] and then runs upx.
Based on code found on the upx bugtracker.
GPLv3 licensed.
$ upx [go binary]
Ultimate Packer for eXecutables
Copyright (C) 1996 - 2011
UPX 3.08 Markus Oberhumer, Laszlo Molnar & John Reiser Dec 12th 2011
File size Ratio Format Name
-------------------- ------ ----------- -----------
upx: goupx: EOFException: premature end of file
Packed 1 file: 0 ok, 1 error.
Resulting filesizes are typically 25% of the original go executable. Your mileage my vary.