fix etcd flag for ubuntu

cluster/ubuntu/util.sh

@@ -188,8 +188,8 @@ function create-etcd-opts() {
   cat <<EOF > ~/kube/default/etcd
 ETCD_OPTS="\
  -name infra\
- -listen-client-urls http://0.0.0.0:4001\
- -advertise-client-urls http://127.0.0.1:4001"
+ -listen-client-urls http://127.0.0.1:4001,http://${1}:4001\
+ -advertise-client-urls http://${1}:4001"
 EOF
 }
 
@@ -379,7 +379,7 @@ function provision-master() {
     source ~/kube/util.sh
 
     setClusterInfo
-    create-etcd-opts
+    create-etcd-opts '${MASTER_IP}'
     create-kube-apiserver-opts \
       '${SERVICE_CLUSTER_IP_RANGE}' \
       '${ADMISSION_CONTROL}' \
@@ -481,7 +481,7 @@ function provision-masterandnode() {
     source ~/kube/util.sh
      
     setClusterInfo
-    create-etcd-opts
+    create-etcd-opts '${MASTER_IP}'
     create-kube-apiserver-opts \
       '${SERVICE_CLUSTER_IP_RANGE}' \
       '${ADMISSION_CONTROL}' \

docs/getting-started-guides/docker-multinode/master.md

@@ -70,7 +70,7 @@ across reboots and failures.
 Run:
 
 ```sh
-sudo docker -H unix:///var/run/docker-bootstrap.sock run --net=host -d gcr.io/google_containers/etcd:2.2.1 /usr/local/bin/etcd --listen-client-urls=http://127.0.0.1:4001,http://${MASTER_IP}:4001 --advertise-client-urls=http://127.0.0.1:4001,http://${MASTER_IP}:4001 --data-dir=/var/etcd/data
+sudo docker -H unix:///var/run/docker-bootstrap.sock run --net=host -d gcr.io/google_containers/etcd:2.2.1 /usr/local/bin/etcd --listen-client-urls=http://127.0.0.1:4001,http://${MASTER_IP}:4001 --advertise-client-urls=http://${MASTER_IP}:4001 --data-dir=/var/etcd/data
 ```
 
 Next, you need to set a CIDR range for flannel.  This CIDR should be chosen to be non-overlapping with any existing network you are using:

docs/getting-started-guides/docker-multinode/master.sh

@@ -121,7 +121,7 @@ start_k8s(){
     gcr.io/google_containers/etcd:2.2.1 \
     /usr/local/bin/etcd \
     --listen-client-urls=http://127.0.0.1:4001,http://${MASTER_IP}:4001 \
-    --advertise-client-urls=http://127.0.0.1:4001,http://${MASTER_IP}:4001
+    --advertise-client-urls=http://${MASTER_IP}:4001
     --data-dir=/var/etcd/data
 
     sleep 5