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k8s-infra-cherrypick-robotPrajyot-Parab
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Add VPC Load Balancer template (#857)
Signed-off-by: Prajyot-Parab <[email protected]> Signed-off-by: Prajyot-Parab <[email protected]> Co-authored-by: Prajyot-Parab <[email protected]>
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‎docs/book/src/SUMMARY.md

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- [Prerequisites](./topics/vpc/prerequisites.md)
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- [Uploading an image](topics/vpc/uploading-an-image.md)
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- [Creating a cluster](./topics/vpc/creating-a-cluster.md)
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- [Creating a cluster with Load Balancer](./topics/vpc/load-balancer.md)
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- [Power VS Cluster](./topics/powervs/index.md)
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- [Prerequisites](./topics/powervs/prerequisites.md)
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- [Creating a cluster](./topics/powervs/creating-a-cluster.md)

‎docs/book/src/topics/vpc/load-balancer.md

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## Provision workload Cluster with Load Balancer in IBM Cloud VPC
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### This feature is currently in experimental stage
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### Deploy VPC cluster with Load Balancer
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```
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IBMVPC_REGION=us-south \
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IBMVPC_ZONE=us-south-1 \
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IBMVPC_RESOURCEGROUP=4f15679623607b855b1a27a67f20e1c7 \
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IBMVPC_NAME=ibm-vpc-0 \
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IBMVPC_IMAGE_ID=r134-ea84bbec-7986-4ff5-8489-d9ec34611dd4 \
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IBMVPC_PROFILE=bx2-4x16 \
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IBMVPC_SSHKEY_ID=r134-2a82b725-e570-43d3-8b23-9539e8641944 \
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clusterctl generate cluster ibm-vpc-0 --kubernetes-version v1.22.0 \
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--target-namespace default \
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--control-plane-machine-count=3 \
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--worker-machine-count=1 \
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--flavor=load-balancer | kubectl apply -f -
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```

‎templates/cluster-template-load-balancer.yaml

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apiVersion: cluster.x-k8s.io/v1beta1
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kind: Cluster
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metadata:
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labels:
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cluster.x-k8s.io/cluster-name: "${CLUSTER_NAME}"
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name: "${CLUSTER_NAME}"
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namespace: "${NAMESPACE}"
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spec:
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clusterNetwork:
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pods:
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cidrBlocks:
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- ${POD_CIDR:="192.168.0.0/16"}
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serviceDomain: ${SERVICE_DOMAIN:="cluster.local"}
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services:
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cidrBlocks:
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- ${SERVICE_CIDR:="10.128.0.0/12"}
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infrastructureRef:
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apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
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kind: IBMVPCCluster
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name: "${CLUSTER_NAME}"
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namespace: "${NAMESPACE}"
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controlPlaneRef:
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apiVersion: controlplane.cluster.x-k8s.io/v1beta1
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kind: KubeadmControlPlane
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name: "${CLUSTER_NAME}-control-plane"
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namespace: "${NAMESPACE}"
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---
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apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
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kind: IBMVPCCluster
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metadata:
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labels:
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cluster.x-k8s.io/cluster-name: "${CLUSTER_NAME}"
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name: "${CLUSTER_NAME}"
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spec:
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region: "${IBMVPC_REGION}"
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zone: "${IBMVPC_ZONE}"
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resourceGroup: "${IBMVPC_RESOURCEGROUP}"
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vpc: "${IBMVPC_NAME}"
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controlPlaneLoadBalancer:
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name: "${CLUSTER_NAME}-load-balancer"
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---
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kind: KubeadmControlPlane
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apiVersion: controlplane.cluster.x-k8s.io/v1beta1
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metadata:
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name: "${CLUSTER_NAME}-control-plane"
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namespace: "${NAMESPACE}"
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spec:
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version: "${KUBERNETES_VERSION}"
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replicas: ${CONTROL_PLANE_MACHINE_COUNT}
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machineTemplate:
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infrastructureRef:
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kind: IBMVPCMachineTemplate
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apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
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name: "${CLUSTER_NAME}-control-plane"
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namespace: "${NAMESPACE}"
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kubeadmConfigSpec:
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clusterConfiguration:
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kubernetesVersion: ${KUBERNETES_VERSION}
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controllerManager:
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extraArgs: {enable-hostpath-provisioner: 'true'}
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apiServer:
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certSANs: [localhost, 127.0.0.1]
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dns: {}
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etcd: {}
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networking: {}
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scheduler: {}
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initConfiguration:
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nodeRegistration:
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criSocket: /var/run/containerd/containerd.sock
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kubeletExtraArgs:
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cloud-provider: external
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provider-id: ibmvpc://${CLUSTER_NAME}/'{{ v1.local_hostname }}'
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eviction-hard: 'nodefs.available<0%,nodefs.inodesFree<0%,imagefs.available<0%'
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joinConfiguration:
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discovery: {}
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nodeRegistration:
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criSocket: /var/run/containerd/containerd.sock
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kubeletExtraArgs:
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cloud-provider: external
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provider-id: ibmvpc://${CLUSTER_NAME}/'{{ v1.local_hostname }}'
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eviction-hard: 'nodefs.available<0%,nodefs.inodesFree<0%,imagefs.available<0%'
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---
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kind: IBMVPCMachineTemplate
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apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
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metadata:
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name: "${CLUSTER_NAME}-control-plane"
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spec:
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template:
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spec:
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image: "${IBMVPC_IMAGE_ID}"
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zone: "${IBMVPC_ZONE}"
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profile: "${IBMVPC_PROFILE}"
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sshKeys:
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- "${IBMVPC_SSHKEY_ID}"
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---
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apiVersion: cluster.x-k8s.io/v1beta1
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kind: MachineDeployment
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metadata:
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name: "${CLUSTER_NAME}-md-0"
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spec:
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clusterName: "${CLUSTER_NAME}"
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replicas: ${WORKER_MACHINE_COUNT}
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selector:
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matchLabels:
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template:
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spec:
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clusterName: "${CLUSTER_NAME}"
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version: "${KUBERNETES_VERSION}"
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bootstrap:
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configRef:
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name: "${CLUSTER_NAME}-md-0"
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apiVersion: bootstrap.cluster.x-k8s.io/v1beta1
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kind: KubeadmConfigTemplate
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infrastructureRef:
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name: "${CLUSTER_NAME}-md-0"
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apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
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kind: IBMVPCMachineTemplate
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---
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apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
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kind: IBMVPCMachineTemplate
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metadata:
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name: "${CLUSTER_NAME}-md-0"
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spec:
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template:
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spec:
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image: "${IBMVPC_IMAGE_ID}"
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zone: "${IBMVPC_ZONE}"
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profile: "${IBMVPC_PROFILE}"
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sshKeys:
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- "${IBMVPC_SSHKEY_ID}"
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---
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apiVersion: bootstrap.cluster.x-k8s.io/v1beta1
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kind: KubeadmConfigTemplate
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metadata:
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name: "${CLUSTER_NAME}-md-0"
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spec:
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template:
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spec:
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joinConfiguration:
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nodeRegistration:
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kubeletExtraArgs:
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cloud-provider: external
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provider-id: ibmvpc://${CLUSTER_NAME}/'{{ v1.local_hostname }}'
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eviction-hard: nodefs.available<0%,nodefs.inodesFree<0%,imagefs.available<0%

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