fix:controller-manager health check issue #1084

ezdown

@@ -196,7 +196,7 @@ EOF
   if [[ ${USE_PROXY} == 1 ]]; then
     logger debug "generate docker service http proxy file"
     mkdir -p /etc/systemd/system/docker.service.d
-    c=$(echo -e ${CONFIG})
+    c=$(echo -e "$CONFIG")
     cat > /etc/systemd/system/docker.service.d/http-proxy.conf << EOF
 ${c}
 EOF

roles/kube-master/templates/kube-controller-manager.service.j2

@@ -4,7 +4,7 @@ Documentation=https://github.com/GoogleCloudPlatform/kubernetes
 
 [Service]
 ExecStart={{ bin_dir }}/kube-controller-manager \
-  --bind-address={{ inventory_hostname }} \
+  --bind-address=0.0.0.0 \
   --allocate-node-cidrs=true \
   --cluster-cidr={{ CLUSTER_CIDR }} \
   --cluster-name=kubernetes \