Merge pull request #5656 from lhuard1A/libvirt-coreos_etcd-HA

libvirt-coreos: make kube-apiserver connect to all the etcd nodes of the cluster

cluster/libvirt-coreos/user_data_master.yml

@@ -16,7 +16,7 @@ coreos:
         ExecStart=/opt/kubernetes/bin/kube-apiserver \
         --address=0.0.0.0 \
         --port=8080 \
-        --etcd_servers=http://127.0.0.1:4001 \
+        --etcd_servers=${etcd_servers} \
         --kubelet_port=10250 \
         --portal_net=${PORTAL_NET}
         Restart=always

cluster/libvirt-coreos/util.sh

@@ -191,6 +191,12 @@ function kube-up {
 
   readonly machines=$(join , "${KUBE_MINION_IP_ADDRESSES[@]}")
 
+  etcd_servers=( $MASTER_IP ${MINION_IPS[@]} )
+  for (( i=0; i<${#etcd_servers[@]}; i++ )); do
+    etcd_servers[$i]=http://${etcd_servers[$i]}:4001
+  done
+  etcd_servers=$(join , ${etcd_servers[@]})
+
   local i
   for (( i = 0 ; i <= $NUM_MINIONS ; i++ )); do
     if [[ $i -eq $NUM_MINIONS ]]; then