Stop reusing basic auth on cluster create

cluster/rackspace/util.sh

@@ -51,20 +51,6 @@ verify-prereqs() {
   fi
 }
 
-# Ensure that we have a password created for validating to the master.  Will
-# read from kubeconfig current-context if available.
-#
-# Vars set:
-#   KUBE_USER
-#   KUBE_PASSWORD
-get-password() {
-  get-kubeconfig-basicauth
-  if [[ -z "${KUBE_USER}" || -z "${KUBE_PASSWORD}" ]]; then
-    KUBE_USER=admin
-    KUBE_PASSWORD=$(python2.7 -c 'import string,random; print "".join(random.SystemRandom().choice(string.ascii_letters + string.digits) for _ in range(16))')
-  fi
-}
-
 rax-ssh-key() {
   if [ ! -f $HOME/.ssh/${SSH_KEY_NAME} ]; then
     echo "cluster/rackspace/util.sh: Generating SSH KEY ${HOME}/.ssh/${SSH_KEY_NAME}"
@@ -301,7 +287,7 @@ kube-up() {
   KUBE_TEMP=$(mktemp -d -t kubernetes.XXXXXX)
   trap "rm -rf ${KUBE_TEMP}" EXIT
 
-  get-password
+  gen-kube-basicauth
   python2.7 $(dirname $0)/../third_party/htpasswd/htpasswd.py -b -c ${KUBE_TEMP}/htpasswd $KUBE_USER $KUBE_PASSWORD
   HTPASSWD=$(cat ${KUBE_TEMP}/htpasswd)
 
@@ -365,6 +351,8 @@ kube-up() {
 
   detect-minions
 
+  # ensures KUBECONFIG is set
+  get-kubeconfig-basicauth
   echo "All minions may not be online yet, this is okay."
   echo
   echo "Kubernetes cluster is running.  The master is running at:"