3 if grep -q -e rhel /etc/*-release; then
5 elif grep -q -e debian /etc/*-release; then
9 case ${OS_ID_LIKE:-} in
11 DOCKER_VERSION=18.06.1~ce~3-0~ubuntu
12 KUBE_VERSION=1.13.0-00
13 K8S_CNI_VERSION=0.6.0-00
14 KUBELET_CFG=/etc/default/kubelet
17 DOCKER_VERSION=18.06.1.ce-3.el7
19 K8S_CNI_VERSION=0.6.0-0
20 KUBELET_CFG=/etc/sysconfig/kubelet
23 echo 'Unsupported distribution detected!'
28 case ${OS_ID_LIKE:-} in
30 # Install basic software
31 echo "Acquire::ForceIPv4 \"true\";" | sudo tee -a /etc/apt/apt.conf.d/99force-ipv4 > /dev/null
33 sudo apt install -y software-properties-common apt-transport-https curl
35 # Install Docker as Prerequisite
36 curl -4fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
37 sudo apt-key fingerprint 0EBFCD88
38 sudo add-apt-repository \
39 "deb https://download.docker.com/linux/ubuntu \
43 sudo apt install -y docker-ce=${DOCKER_VERSION}
46 sudo yum install -y yum-utils device-mapper-persistent-data lvm2
47 sudo yum-config-manager --add-repo \
48 https://download.docker.com/linux/centos/docker-ce.repo
50 docker-ce-$DOCKER_VERSION \
51 docker-ce-cli-$DOCKER_VERSION \
56 # Disable swap on your machine
59 case ${OS_ID_LIKE:-} in
61 # Install Kubernetes with Kubeadm
62 curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
64 cat <<-EOF | sudo tee /etc/apt/sources.list.d/kubernetes.list
65 deb https://apt.kubernetes.io/ kubernetes-xenial main
68 # Minor fix for broken kubernetes-cni dependency in upstream xenial repo
70 kubernetes-cni=${K8S_CNI_VERSION} kubelet=${KUBE_VERSION} \
71 kubeadm=${KUBE_VERSION} kubectl=${KUBE_VERSION}
72 sudo apt-mark hold kubernetes-cni kubelet kubeadm kubectl
75 cat <<-EOF | sudo tee /etc/yum.repos.d/kubernetes.repo
78 baseurl=https://packages.cloud.google.com/yum/repos/kubernetes-el7-$(uname -m)
82 gpgkey=https://packages.cloud.google.com/yum/doc/yum-key.gpg
83 https://packages.cloud.google.com/yum/doc/rpm-package-key.gpg
85 sudo yum install -y kubelet-$KUBE_VERSION kubeadm-$KUBE_VERSION \
86 kubectl-$KUBE_VERSION kubernetes-cni-$K8S_CNI_VERSION
90 # Add extra flags to Kubelet
91 if ! grep -q -e 'fail-swap-on' $KUBELET_CFG; then
92 sudo sed 's/KUBELET_EXTRA_ARGS=/KUBELET_EXTRA_ARGS=--fail-swap-on=false --feature-gates HugePages=false/' -i $KUBELET_CFG
95 sudo systemctl enable docker kubelet
96 sudo systemctl restart docker kubelet
98 sudo modprobe br_netfilter
99 _conf='/etc/sysctl.d/99-akraino-iec.conf'
100 echo 'net.bridge.bridge-nf-call-iptables = 1' |& sudo tee "${_conf}"
101 sudo sysctl -q -p "${_conf}"