Add toleration for ovs pods

Author: Wei Tie

install/k8s/cluster/bootstrap_centos.sh

@@ -15,6 +15,8 @@ systemctl disable firewalld
 
 cp /shared/.etc_hosts /etc/hosts
 
+mkdir -p /etc/docker
+
 cat <<EOF >> /etc/docker/daemon.json
 {
     "storage-driver": "devicemapper"

install/k8s/contiv/base.yaml

@@ -430,6 +430,9 @@ spec:
     spec:
       hostNetwork: true
       hostPID: true
+      tolerations:
+      - key: node-role.kubernetes.io/master
+        effect: NoSchedule
       containers:
         # Runs ovs containers on each Kubernetes node.
         - name: contiv-ovsdb-server