Switch official builds to go 1.4.

build/build-image/Dockerfile

@@ -23,7 +23,7 @@ ENV GOOS    linux
 ENV GOARCH  amd64
 
 # Get the code coverage tool and godep
-RUN go get code.google.com/p/go.tools/cmd/cover github.com/tools/godep
+RUN go get golang.org/x/tools/cmd/cover github.com/tools/godep
 
 # We use rsync to copy some binaries around.  It is faster (0.3s vs. 1.1s) on my
 # machine vs. `install`

build/build-image/cross/Dockerfile

@@ -15,7 +15,7 @@
 # This file creates a standard build environment for building cross
 # platform go binary for the architecture kubernetes cares about.
 
-FROM  golang:1.3
+FROM  golang:1.4
 MAINTAINER  Joe Beda <jbeda@google.com>
 
 ENV KUBE_CROSSPLATFORMS \

build/common.sh

@@ -51,7 +51,7 @@ readonly KUBE_BUILD_IMAGE_REPO=kube-build
 # KUBE_BUILD_CONTAINER_NAME=kube-build-<hash>
 readonly KUBE_BUILD_IMAGE_CROSS_TAG=cross
 readonly KUBE_BUILD_IMAGE_CROSS="${KUBE_BUILD_IMAGE_REPO}:${KUBE_BUILD_IMAGE_CROSS_TAG}"
-readonly KUBE_BUILD_GOLANG_VERSION=1.3
+readonly KUBE_BUILD_GOLANG_VERSION=1.4
 # KUBE_BUILD_DATA_CONTAINER_NAME=kube-build-data-<hash>
 
 # Here we map the output directories across both the local and remote _output
@@ -261,7 +261,7 @@ function kube::build::build_image_built() {
 }
 
 function kube::build::ensure_golang() {
-  kube::build::docker_image_exists golang 1.3 || {
+  kube::build::docker_image_exists golang "${KUBE_BUILD_GOLANG_VERSION}" || {
     [[ ${KUBE_SKIP_CONFIRMATIONS} =~ ^[yY]$ ]] || {
       echo "You don't have a local copy of the golang docker image. This image is 450MB."
       read -p "Download it now? [y/n] " -r