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cluster-template-packet-kubeadm.yaml
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cluster-template-packet-kubeadm.yaml
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kind: KubeadmControlPlane
apiVersion: controlplane.cluster.x-k8s.io/v1beta1
metadata:
name: "${CLUSTER_NAME}-control-plane"
spec:
version: ${KUBERNETES_VERSION}
replicas: ${CONTROL_PLANE_MACHINE_COUNT}
machineTemplate:
infrastructureRef:
apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
kind: PacketMachineTemplate
name: "${CLUSTER_NAME}-control-plane"
kubeadmConfigSpec:
clusterConfiguration:
apiServer:
extraArgs:
cloud-provider: external
controllerManager:
extraArgs:
cloud-provider: external
initConfiguration:
nodeRegistration:
kubeletExtraArgs:
cloud-provider: external
provider-id: "equinixmetal://{{ `{{ v1.instance_id }}` }}"
joinConfiguration:
nodeRegistration:
ignorePreflightErrors:
- DirAvailable--etc-kubernetes-manifests
kubeletExtraArgs:
cloud-provider: external
provider-id: "equinixmetal://{{ `{{ v1.instance_id }}` }}"
preKubeadmCommands:
- |
sed -ri '/\sswap\s/s/^#?/#/' /etc/fstab
swapoff -a
mount -a
cat <<EOF > /etc/modules-load.d/containerd.conf
overlay
br_netfilter
EOF
modprobe overlay
modprobe br_netfilter
cat <<EOF > /etc/sysctl.d/99-kubernetes-cri.conf
net.bridge.bridge-nf-call-iptables = 1
net.ipv4.ip_forward = 1
net.bridge.bridge-nf-call-ip6tables = 1
EOF
sysctl --system
export DEBIAN_FRONTEND=noninteractive
apt-get update -y
apt-get remove -y docker docker-engine containerd runc
apt-get install -y apt-transport-https ca-certificates curl gnupg lsb-release linux-generic jq
major_vers=$(lsb_release -r | awk '{ print $2 }' | cut -d. -f1)
if [[ "$major_vers" -ge 20 ]]; then
apt-get install -y kubetail
fi
mkdir -p /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
curl -fsSLo /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" > /etc/apt/sources.list.d/docker.list
echo "deb [signed-by=/usr/share/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" > /etc/apt/sources.list.d/kubernetes.list
apt-get update -y
TRIMMED_KUBERNETES_VERSION=$(echo {{ .kubernetesVersion }} | sed 's/\./\\\\./g' | sed 's/^v//')
RESOLVED_KUBERNETES_VERSION=$(apt-cache madison kubelet | awk -v VERSION=$${TRIMMED_KUBERNETES_VERSION} '$3~ VERSION { print $3 }' | head -n1)
apt-get install -y containerd.io kubelet=$${RESOLVED_KUBERNETES_VERSION} kubeadm=$${RESOLVED_KUBERNETES_VERSION} kubectl=$${RESOLVED_KUBERNETES_VERSION}
containerd config default > /etc/containerd/config.toml
cat <<EOF > /etc/crictl.yaml
runtime-endpoint: unix:///run/containerd/containerd.sock
image-endpoint: unix:///run/containerd/containerd.sock
EOF
sed -i 's/SystemdCgroup = false/SystemdCgroup = true/' /etc/containerd/config.toml
sed -i "s,sandbox_image.*$,sandbox_image = \"$(kubeadm config images list | grep pause | sort -r | head -n1)\"," /etc/containerd/config.toml
systemctl restart containerd
ping -c 3 -q {{ .controlPlaneEndpoint }} && echo OK || ip addr add {{ .controlPlaneEndpoint }} dev lo
postKubeadmCommands:
- |
cat <<EOF >> /etc/network/interfaces
auto lo:0
iface lo:0 inet static
address {{ .controlPlaneEndpoint }}
netmask 255.255.255.255
EOF
systemctl restart networking
mkdir -p $HOME/.kube
cp /etc/kubernetes/admin.conf $HOME/.kube/config
echo "source <(kubectl completion bash)" >> $HOME/.bashrc
echo "alias k=kubectl" >> $HOME/.bashrc
echo "complete -o default -F __start_kubectl k" >> $HOME/.bashrc
if [ -f "/run/kubeadm/kubeadm.yaml" ]; then
export KUBECONFIG=/etc/kubernetes/admin.conf
kubectl taint nodes --all node-role.kubernetes.io/control-plane-
kubectl taint nodes --all node-role.kubernetes.io/master-
export CPEM_YAML=https://github.com/equinix/cloud-provider-equinix-metal/releases/download/${CPEM_VERSION:=v3.5.0}/deployment.yaml
export SECRET_DATA='cloud-sa.json=''{"apiKey": "{{ .apiKey }}","projectID": "${PROJECT_ID}"}'''
kubectl create secret generic -n kube-system metal-cloud-config --from-literal="$${SECRET_DATA}" || (sleep 1 && kubectl create secret generic -n kube-system metal-cloud-config --from-literal="$${SECRET_DATA}") || (sleep 1 && kubectl create secret generic -n kube-system metal-cloud-config --from-literal="$${SECRET_DATA}")
kubectl apply -f $${CPEM_YAML} || (sleep 1 && kubectl apply -f $${CPEM_YAML}) || (sleep 1 && kubectl apply -f $${CPEM_YAML})
fi
---
apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
kind: PacketMachineTemplate
metadata:
name: "${CLUSTER_NAME}-control-plane"
spec:
template:
spec:
os: "${NODE_OS:=ubuntu_18_04}"
billingCycle: hourly
machineType: "${CONTROLPLANE_NODE_TYPE}"
sshKeys:
- "${SSH_KEY}"
tags: []
---
apiVersion: cluster.x-k8s.io/v1beta1
kind: Cluster
metadata:
name: "${CLUSTER_NAME}"
spec:
clusterNetwork:
pods:
cidrBlocks:
- ${POD_CIDR:=192.168.0.0/16}
services:
cidrBlocks:
- ${SERVICE_CIDR:=172.26.0.0/16}
infrastructureRef:
apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
kind: PacketCluster
name: "${CLUSTER_NAME}"
controlPlaneRef:
apiVersion: controlplane.cluster.x-k8s.io/v1beta1
kind: KubeadmControlPlane
name: "${CLUSTER_NAME}-control-plane"
---
apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
kind: PacketCluster
metadata:
name: "${CLUSTER_NAME}"
spec:
projectID: "${PROJECT_ID}"
facility: "${FACILITY}"
vipManager: "CPEM"
---
apiVersion: cluster.x-k8s.io/v1beta1
kind: MachineDeployment
metadata:
name: ${CLUSTER_NAME}-worker-a
labels:
cluster.x-k8s.io/cluster-name: ${CLUSTER_NAME}
pool: worker-a
spec:
replicas: ${WORKER_MACHINE_COUNT}
clusterName: ${CLUSTER_NAME}
selector:
matchLabels:
cluster.x-k8s.io/cluster-name: ${CLUSTER_NAME}
pool: worker-a
template:
metadata:
labels:
cluster.x-k8s.io/cluster-name: ${CLUSTER_NAME}
pool: worker-a
spec:
version: ${KUBERNETES_VERSION}
clusterName: ${CLUSTER_NAME}
bootstrap:
configRef:
name: ${CLUSTER_NAME}-worker-a
apiVersion: bootstrap.cluster.x-k8s.io/v1beta1
kind: KubeadmConfigTemplate
infrastructureRef:
name: ${CLUSTER_NAME}-worker-a
apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
kind: PacketMachineTemplate
---
apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
kind: PacketMachineTemplate
metadata:
name: ${CLUSTER_NAME}-worker-a
spec:
template:
spec:
os: "${NODE_OS:=ubuntu_18_04}"
billingCycle: hourly
machineType: "${WORKER_NODE_TYPE}"
sshKeys:
- "${SSH_KEY}"
tags: []
---
kind: KubeadmConfigTemplate
apiVersion: bootstrap.cluster.x-k8s.io/v1beta1
metadata:
name: "${CLUSTER_NAME}-worker-a"
spec:
template:
spec:
joinConfiguration:
nodeRegistration:
kubeletExtraArgs:
cloud-provider: external
provider-id: "equinixmetal://{{ `{{ v1.instance_id }}` }}"
preKubeadmCommands:
- |
sed -ri '/\sswap\s/s/^#?/#/' /etc/fstab
swapoff -a
mount -a
cat <<EOF > /etc/modules-load.d/containerd.conf
overlay
br_netfilter
EOF
modprobe overlay
modprobe br_netfilter
cat <<EOF > /etc/sysctl.d/99-kubernetes-cri.conf
net.bridge.bridge-nf-call-iptables = 1
net.ipv4.ip_forward = 1
net.bridge.bridge-nf-call-ip6tables = 1
EOF
sysctl --system
export DEBIAN_FRONTEND=noninteractive
apt-get update -y
apt-get remove -y docker docker-engine containerd runc
apt-get install -y apt-transport-https ca-certificates curl gnupg lsb-release linux-generic jq
mkdir -p /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
curl -fsSLo /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" > /etc/apt/sources.list.d/docker.list
echo "deb [signed-by=/usr/share/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" > /etc/apt/sources.list.d/kubernetes.list
apt-get update -y
TRIMMED_KUBERNETES_VERSION=$(echo {{ .kubernetesVersion }} | sed 's/\./\\\\./g' | sed 's/^v//')
RESOLVED_KUBERNETES_VERSION=$(apt-cache madison kubelet | awk -v VERSION=$${TRIMMED_KUBERNETES_VERSION} '$3~ VERSION { print $3 }' | head -n1)
apt-get install -y containerd.io kubelet=$${RESOLVED_KUBERNETES_VERSION} kubeadm=$${RESOLVED_KUBERNETES_VERSION} kubectl=$${RESOLVED_KUBERNETES_VERSION}
cat <<EOF > /etc/crictl.yaml
runtime-endpoint: unix:///run/containerd/containerd.sock
image-endpoint: unix:///run/containerd/containerd.sock
EOF
containerd config default > /etc/containerd/config.toml
sed -i 's/SystemdCgroup = false/SystemdCgroup = true/' /etc/containerd/config.toml
sed -i "s,sandbox_image.*$,sandbox_image = \"$(kubeadm config images list | grep pause | sort -r | head -n1)\"," /etc/containerd/config.toml
systemctl restart containerd