Update all script to use /usr/bin/env bash in shebang

build/build-image/rsyncd.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

build/common.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

build/copy-output.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

build/lib/release.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

build/make-build-image.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

build/make-clean.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

build/package-tarballs.sh

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2017 The Kubernetes Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

build/release-in-a-container.sh

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2017 The Kubernetes Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

build/release.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

build/run.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

build/shell.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

build/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/addons/addon-manager/kube-addons.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/build.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/centos/config-build.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/centos/config-default.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/centos/config-test.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/centos/deployAddons.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/centos/make-ca-cert.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/master/scripts/apiserver.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/master/scripts/controller-manager.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/master/scripts/flannel.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/master/scripts/post-etcd.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/master/scripts/scheduler.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/node/bin/mk-docker-opts.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/node/bin/remove-docker0.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/node/scripts/docker.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/node/scripts/flannel.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/node/scripts/kubelet.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/node/scripts/proxy.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/centos/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/clientbin.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/common.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2017 The Kubernetes Authors.
 #

cluster/gce/config-common.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/gce/config-default.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/gce/config-test.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/gce/delete-stranded-load-balancers.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/gce/gci/configure-helper.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/gce/gci/configure.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/gce/gci/flexvolume_node_setup.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2017 The Kubernetes Authors.
 #
@@ -119,7 +119,7 @@ generate_chroot_wrapper() {
 
       mkdir -p $wrapper_dir
       cat >$wrapper_path <<EOF
-#!/bin/bash
+#!/usr/bin/env bash
 chroot ${MOUNTER_PATH} ${driver_path} "\$@"
 EOF
 

cluster/gce/gci/health-monitor.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/gce/gci/helper.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/gce/gci/master-helper.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/gce/gci/node-helper.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/gce/list-resources.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/gce/upgrade-aliases.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2018 The Kubernetes Authors.
 #

cluster/gce/upgrade.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/gce/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2017 The Kubernetes Authors.
 #

cluster/get-kube-local.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/juju/config-default.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/juju/config-test.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/juju/layers/kubernetes-e2e/actions/test

-#!/bin/bash
+#!/usr/bin/env bash
 
 set -ex
 

cluster/juju/layers/kubernetes-master/actions/restart

-#!/bin/bash
+#!/usr/bin/env bash
 
 set +ex
 

cluster/juju/layers/kubernetes-master/exec.d/vmware-patch/charm-pre-install

-#!/bin/bash
+#!/usr/bin/env bash
 MY_HOSTNAME=$(hostname)
 
 : ${JUJU_UNIT_NAME:=`uuidgen`}

cluster/juju/layers/kubernetes-worker/actions/pause

-#!/bin/bash
+#!/usr/bin/env bash
 
 set -ex
 

cluster/juju/layers/kubernetes-worker/actions/resume

-#!/bin/bash
+#!/usr/bin/env bash
 
 set -ex
 

cluster/juju/layers/kubernetes-worker/exec.d/vmware-patch/charm-pre-install

-#!/bin/bash
+#!/usr/bin/env bash
 MY_HOSTNAME=$(hostname)
 
 : ${JUJU_UNIT_NAME:=`uuidgen`}

cluster/juju/prereqs/ubuntu-juju.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/juju/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/kube-down.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/kube-up.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/kube-util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/kubeadm.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/kubectl.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/kubemark/gce/config-default.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2017 The Kubernetes Authors.
 #

cluster/kubemark/pre-existing/config-default.sh

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2017 The Kubernetes Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

cluster/kubemark/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/kubernetes-anywhere/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2017 The Kubernetes Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

cluster/local/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2016 The Kubernetes Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

cluster/log-dump/log-dump.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2017 The Kubernetes Authors.
 #

cluster/pre-existing/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2017 The Kubernetes Authors.
 #

cluster/restore-from-backup.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/skeleton/util.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

cluster/test-e2e.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/test-network.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/test-smoke.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

cluster/update-storage-objects.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

cluster/validate-cluster.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/benchmark-go.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/build-cross.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/build-go.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

hack/build-ui.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/cherry_pick_pull.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

hack/dev-build-and-push.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/dev-build-and-up.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/e2e-internal/e2e-cluster-size.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

hack/e2e-internal/e2e-down.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

hack/e2e-internal/e2e-grow-cluster.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

hack/e2e-internal/e2e-shrink-cluster.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/e2e-internal/e2e-status.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

hack/e2e-internal/e2e-up.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

hack/e2e-node-test.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

hack/gen-swagger-doc/gen-swagger-docs.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/generate-bindata.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

hack/generate-docs.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/get-build.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #

hack/ginkgo-e2e.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2014 The Kubernetes Authors.
 #

hack/godep-restore.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2017 The Kubernetes Authors.
 #

hack/godep-save.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2016 The Kubernetes Authors.
 #

hack/grab-profiles.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright 2015 The Kubernetes Authors.
 #