Adds Dockerfile and build_binaries script to help build binaries anyw…

…here

Dockerfile

@@ -0,0 +1,13 @@
+FROM golang:alpine as builder
+
+RUN apk add --update git perl-utils bash
+
+WORKDIR $GOPATH/src/github.com/thoughtworks/talisman
+
+RUN go get github.com/mitchellh/gox
+
+VOLUME [$GOPATH/src/github.com/thoughtworks/talisman]
+
+CMD ["/bin/bash", "./build"]
+
+

build

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 VERSION=$(git describe --tags HEAD)
 export GO111MODULE=on
 gox -os="linux darwin windows" -arch="386 amd64" -ldflags="-X main.Version=${VERSION}"

build_binaries.bash

@@ -0,0 +1,6 @@
+#/bin/bash
+docker image build --rm -t build_talisman .
+docker container run --rm -v `pwd`:/go/src/github.com/thoughtworks/talisman -it --name build_talisman build_talisman
+# need to find a good way to make sure that the binaries and the checksum file are not owned by root
+# sudo chown $USER:$USER talisman_{l,d,w}* 
+# sudo chown $USER:$USER checksums