ceph-csi/vendor/k8s.io/kubernetes/cluster/vagrant/provision-network-node.sh

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2018-01-09 18:57:14 +00:00
#!/bin/bash
# Copyright 2015 The Kubernetes Authors.
#
# 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://${MASTER_IP}:4379"
# Install flannel for overlay
if ! which flanneld >/dev/null 2>&1; then
dnf install -y flannel
# Configure local daemon to speak to master
NETWORK_CONF_PATH=/etc/sysconfig/network-scripts/
if_to_edit=$( find ${NETWORK_CONF_PATH}ifcfg-* | xargs grep -l VAGRANT-BEGIN )
NETWORK_IF_NAME=`echo ${if_to_edit} | awk -F- '{ print $3 }'`
# needed for vsphere support
# handle the case when no 'VAGRANT-BEGIN' comment was defined in network-scripts
# set the NETWORK_IF_NAME to have a default value in such case
if [[ -z "$NETWORK_IF_NAME" ]]; then
NETWORK_IF_NAME=${DEFAULT_NETWORK_IF_NAME}
fi
cat <<EOF >/etc/sysconfig/flanneld
FLANNEL_ETCD="${FLANNEL_ETCD_URL}"
FLANNEL_ETCD_KEY="/coreos.com/network"
FLANNEL_OPTIONS="-iface=${NETWORK_IF_NAME} --ip-masq"
EOF
# Start flannel
systemctl enable flanneld
systemctl start flanneld
fi
echo "Network configuration verified"
}