Kubernetes optimised for Centos and Ubuntu

[eliot.git] / scripts / k8smaster_centos.sh

diff --git a/scripts/k8smaster_centos.sh b/scripts/k8smaster_centos.sh
new file mode 100755 (executable)
index 0000000..2681b6e
--- /dev/null
+++ b/scripts/k8smaster_centos.sh
@@ -0,0 +1,45 @@
+#!/bin/bash -ex
+##############################################################################
+# Copyright (c) 2019 Huawei Tech and others.                                 #
+#                                                                            #
+# All rights reserved. This program and the accompanying materials           #
+# are made available under the terms of the Apache License, Version 2.0      #
+# which accompanies this distribution, and is available at                   #
+# http://www.apache.org/licenses/LICENSE-2.0                                 #
+##############################################################################
+
+# constants
+
+POD_NETWORK_CIDR=192.168.0.0/16
+KUBE_VERSION=1.15.0-0
+KUBERNETES_CNI=0.7.5-0
+
+# start
+
+hostname -I > hostname.tmp
+MASTER_IP="$(cut -d ' ' -f 1 hostname.tmp)"
+rm hostname.tmp
+
+# kubernetes installation
+
+sudo yum install -y kubelet-${KUBE_VERSION} kubectl-${KUBE_VERSION} \
+kubernetes-cni-${KUBERNETES_CNI}
+
+sudo systemctl start kubelet #&& sudo systemctl enable kubelet
+
+sudo docker info | grep -i cgroup
+sudo sed -i 's/cgroup-driver=systemd/cgroup-driver=cgroupfs/g' \
+/etc/systemd/system/kubelet.service.d/10-kubeadm.conf
+
+sudo systemctl daemon-reload
+sudo systemctl restart kubelet
+
+# Initialize kubernetes on master
+
+sudo kubeadm init \
+       --apiserver-advertise-address="${MASTER_IP}" \
+       --pod-network-cidr="${POD_NETWORK_CIDR}"
+
+mkdir -p "${HOME}/.kube"
+sudo cp -i /etc/kubernetes/admin.conf "${HOME}/.kube/config"
+sudo chown "$(id -u)":"$(id -g)" "${HOME}/.kube/config"