|
1 | | -# HW requirements: 2 CPUS 2 RAM |
| 1 | +# HW requirements: 2 CPUS 2G RAM |
2 | 2 | # OS: Ubuntu focal |
3 | 3 | set -ex |
4 | 4 |
|
5 | | -#should be $(lsb_release -cs) but it appears it is not working on focal yet |
6 | | -docker_ubuntu_release=bionic |
7 | | -k8s_version=1.18.0 |
8 | | - |
9 | 5 | # Set hostname and disable swap |
10 | 6 | sudo hostnamectl set-hostname "$(hostname -I | awk '{print $1}')" |
11 | 7 | echo "export PS1=\"\[\e[1;35m\]\u\[\033[m\]@\[\e[1;92m\]$(hostname -I | awk '{print $1}')\[\033[m\]:\w \$ \"" >>~/.bashrc |
12 | 8 |
|
13 | 9 | sudo swapoff -a && sudo sed -i 's/\/swap/#\/swap/g' /etc/fstab |
14 | 10 |
|
15 | 11 | ## Fix IP Addr |
16 | | -sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys CC86BB64 |
17 | 12 | sudo add-apt-repository ppa:rmescandon/yq -y |
18 | 13 | sudo apt-get update -y |
19 | 14 | sudo apt-get install yq -y |
20 | | -sudo yq w -i /etc/netplan/00-installer-config.yaml network.ethernets.enp0s3.dhcp4 false |
21 | | -sudo yq w -i /etc/netplan/00-installer-config.yaml network.ethernets.enp0s3.addresses[+] "$(hostname -I | awk '{print $1}')/24" |
22 | | -sudo yq w -i /etc/netplan/00-installer-config.yaml network.ethernets.enp0s3.gateway4 "$(hostname -I | cut -d "." -f 1-3).1" |
23 | | -sudo yq w -i /etc/netplan/00-installer-config.yaml network.ethernets.enp0s3.nameservers.addresses[+] 8.8.8.8 |
24 | | -sudo yq w -i /etc/netplan/00-installer-config.yaml network.ethernets.enp0s3.nameservers.addresses[+] 8.8.4.4 |
| 15 | + |
| 16 | +# Create a new empty file (assuming the desired filename is 00-installer-config.yaml) |
| 17 | +sudo touch /etc/netplan/00-installer-config.yaml |
| 18 | + |
| 19 | +sudo yq eval '.network.ethernets.enp0s3.dhcp4 = false' -i /etc/netplan/00-installer-config.yaml |
| 20 | +sudo yq eval ".network.ethernets.enp0s3.addresses += [\"$(hostname -I | awk '{print $1}')/24\"]" -i /etc/netplan/00-installer-config.yaml |
| 21 | +sudo yq eval ".network.ethernets.enp0s3.gateway4 = \"$(hostname -I | cut -d '.' -f 1-3).1\"" -i /etc/netplan/00-installer-config.yaml |
| 22 | +sudo yq eval '.network.ethernets.enp0s3.nameservers.addresses += ["8.8.8.8"]' -i /etc/netplan/00-installer-config.yaml |
| 23 | +sudo yq eval '.network.ethernets.enp0s3.nameservers.addresses += ["8.8.4.4"]' -i /etc/netplan/00-installer-config.yaml |
| 24 | + |
25 | 25 | sudo netplan apply |
26 | 26 | sleep 1 |
| 27 | + |
27 | 28 | ############# install docker & k8s |
28 | 29 |
|
| 30 | +sudo apt-get update && sudo apt-get install -y apt-transport-https curl |
| 31 | + |
| 32 | +sudo mkdir -p -m 755 /etc/apt/keyrings |
| 33 | + |
| 34 | + |
| 35 | +# Add Kubernetes APT repository |
| 36 | + |
| 37 | +curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.30/deb/Release.key | sudo gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg |
| 38 | +echo 'deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.gpg] https://pkgs.k8s.io/core:/stable:/v1.30/deb/ /' | sudo tee /etc/apt/sources.list.d/kubernetes.list |
| 39 | + |
29 | 40 | ## install docker, kubelet, kubeadm and kubectl |
30 | | -curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - |
31 | | -sudo add-apt-repository \ |
32 | | - "deb [arch=amd64] https://download.docker.com/linux/ubuntu \ |
33 | | - $docker_ubuntu_release \ |
34 | | - stable" |
35 | | -curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add - |
36 | | -cat <<EOF | sudo tee /etc/apt/sources.list.d/kubernetes.list |
37 | | -deb https://apt.kubernetes.io/ kubernetes-xenial main |
38 | | -EOF |
39 | 41 |
|
| 42 | +# Update to the latest Docker version |
40 | 43 | sudo apt-get update |
41 | | -sudo apt-get install -y \ |
42 | | - containerd.io=1.2.13-1 \ |
43 | | - docker-ce=5:19.03.8~3-0~ubuntu-$docker_ubuntu_release \ |
44 | | - docker-ce-cli=5:19.03.8~3-0~ubuntu-$docker_ubuntu_release |
45 | | -sudo apt-get install -y kubelet=$k8s_version-00 kubeadm=$k8s_version-00 kubectl=$k8s_version-00 |
46 | | -sudo apt-mark hold docker-ce kubelet kubeadm kubectl |
| 44 | +sudo apt-get install -y docker.io |
| 45 | + |
| 46 | +# Update to the latest Kubernetes version |
| 47 | +sudo apt-get install -y kubelet kubeadm kubectl |
| 48 | +sudo apt-mark hold kubelet kubeadm kubectl |
47 | 49 |
|
48 | 50 | echo "net.bridge.bridge-nf-call-iptables=1" | sudo tee -a /etc/sysctl.conf |
49 | 51 | sudo sysctl -p |
@@ -75,4 +77,4 @@ sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config |
75 | 77 | sudo chown "$(id -u):$(id -g)" $HOME/.kube/config |
76 | 78 |
|
77 | 79 | ## install flannel network |
78 | | -kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/485649719be5a21b0fe7e44f699f7acbb66137fa/Documentation/kube-flannel.yml |
| 80 | +kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml |
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