Minion->Name rename: cluster/vagrant, docs and Vagrantfile

cluster/vagrant/provision-network-node.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+
+# Copyright 2015 The Kubernetes Authors All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# provision-network-node configures flannel on the node
+function provision-network-node {
+
+  echo "Provisioning network on node"
+
+  FLANNEL_ETCD_URL="http://${MASTER_IP}:4379"
+
+  # Install flannel for overlay
+  if ! which flanneld >/dev/null 2>&1; then
+
+    yum install -y flannel
+
+    # Configure local daemon to speak to master
+    NETWORK_CONF_PATH=/etc/sysconfig/network-scripts/
+    if_to_edit=$( find ${NETWORK_CONF_PATH}ifcfg-* | xargs grep -l VAGRANT-BEGIN )
+    NETWORK_IF_NAME=`echo ${if_to_edit} | awk -F- '{ print $3 }'`
+    cat <<EOF >/etc/sysconfig/flanneld
+FLANNEL_ETCD="${FLANNEL_ETCD_URL}"
+FLANNEL_ETCD_KEY="/coreos.com/network"
+FLANNEL_OPTIONS="-iface=${NETWORK_IF_NAME}"
+EOF
+
+    # Start flannel
+    systemctl enable flanneld
+    systemctl start flanneld
+  fi
+
+  echo "Network configuration verified"
+}