Add VPC Load Balancer template (#838)

Signed-off-by: Prajyot-Parab <[email protected]> Signed-off-by: Prajyot-Parab <[email protected]>
kubernetes-sigs · Sep 12, 2022 · b278813 · b278813
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diff --git a/docs/book/src/SUMMARY.md b/docs/book/src/SUMMARY.md
@@ -10,6 +10,7 @@
     - [Prerequisites](./topics/vpc/prerequisites.md)
     - [Uploading an image](topics/vpc/uploading-an-image.md)
     - [Creating a cluster](./topics/vpc/creating-a-cluster.md)
+    - [Creating a cluster with Load Balancer](./topics/vpc/load-balancer.md)
   - [Power VS Cluster](./topics/powervs/index.md)
     - [Prerequisites](./topics/powervs/prerequisites.md)
     - [Creating a cluster](./topics/powervs/creating-a-cluster.md)

diff --git a/docs/book/src/topics/vpc/load-balancer.md b/docs/book/src/topics/vpc/load-balancer.md
@@ -0,0 +1,19 @@
+## Provision workload Cluster with Load Balancer in IBM Cloud VPC
+### This feature is currently in experimental stage
+
+### Deploy VPC cluster with Load Balancer
+
+```
+    IBMVPC_REGION=us-south \
+    IBMVPC_ZONE=us-south-1 \
+    IBMVPC_RESOURCEGROUP=4f15679623607b855b1a27a67f20e1c7 \
+    IBMVPC_NAME=ibm-vpc-0 \
+    IBMVPC_IMAGE_ID=r134-ea84bbec-7986-4ff5-8489-d9ec34611dd4 \
+    IBMVPC_PROFILE=bx2-4x16 \
+    IBMVPC_SSHKEY_ID=r134-2a82b725-e570-43d3-8b23-9539e8641944 \
+    clusterctl generate cluster ibm-vpc-0 --kubernetes-version v1.22.0 \
+    --target-namespace default \
+    --control-plane-machine-count=3 \
+    --worker-machine-count=1 \
+    --flavor=load-balancer | kubectl apply -f -
+```
diff --git a/templates/cluster-template-load-balancer.yaml b/templates/cluster-template-load-balancer.yaml
@@ -0,0 +1,144 @@
+apiVersion: cluster.x-k8s.io/v1beta1
+kind: Cluster
+metadata:
+  labels:
+    cluster.x-k8s.io/cluster-name: "${CLUSTER_NAME}"
+  name: "${CLUSTER_NAME}"
+  namespace: "${NAMESPACE}"
+spec:
+  clusterNetwork:
+    pods:
+      cidrBlocks:
+      - ${POD_CIDR:="192.168.0.0/16"}
+    serviceDomain: ${SERVICE_DOMAIN:="cluster.local"}
+    services:
+      cidrBlocks:
+      - ${SERVICE_CIDR:="10.128.0.0/12"}
+  infrastructureRef:
+    apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+    kind: IBMVPCCluster
+    name: "${CLUSTER_NAME}"
+    namespace: "${NAMESPACE}"
+  controlPlaneRef:
+    apiVersion: controlplane.cluster.x-k8s.io/v1beta1
+    kind: KubeadmControlPlane
+    name: "${CLUSTER_NAME}-control-plane"
+    namespace: "${NAMESPACE}"
+---
+apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+kind: IBMVPCCluster
+metadata:
+  labels:
+    cluster.x-k8s.io/cluster-name: "${CLUSTER_NAME}"
+  name: "${CLUSTER_NAME}"
+spec:
+  region: "${IBMVPC_REGION}"
+  zone: "${IBMVPC_ZONE}"
+  resourceGroup: "${IBMVPC_RESOURCEGROUP}"
+  vpc: "${IBMVPC_NAME}"
+  controlPlaneLoadBalancer:
+    name: "${CLUSTER_NAME}-load-balancer"
+---
+kind: KubeadmControlPlane
+apiVersion: controlplane.cluster.x-k8s.io/v1beta1
+metadata:
+  name: "${CLUSTER_NAME}-control-plane"
+  namespace: "${NAMESPACE}"
+spec:
+  version: "${KUBERNETES_VERSION}"
+  replicas: ${CONTROL_PLANE_MACHINE_COUNT}
+  machineTemplate:
+    infrastructureRef:
+      kind: IBMVPCMachineTemplate
+      apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+      name: "${CLUSTER_NAME}-control-plane"
+      namespace: "${NAMESPACE}"
+  kubeadmConfigSpec:
+    clusterConfiguration:
+      kubernetesVersion: ${KUBERNETES_VERSION}
+      controllerManager:
+        extraArgs: {enable-hostpath-provisioner: 'true'}
+      apiServer:
+        certSANs: [localhost, 127.0.0.1]
+      dns: {}
+      etcd: {}
+      networking: {}
+      scheduler: {}
+    initConfiguration:
+      nodeRegistration:
+        criSocket: /var/run/containerd/containerd.sock
+        kubeletExtraArgs: 
+          cloud-provider: external
+          provider-id: ibmvpc://${CLUSTER_NAME}/'{{ v1.local_hostname }}'
+          eviction-hard: 'nodefs.available<0%,nodefs.inodesFree<0%,imagefs.available<0%'
+    joinConfiguration:
+      discovery: {}
+      nodeRegistration:
+        criSocket: /var/run/containerd/containerd.sock
+        kubeletExtraArgs: 
+          cloud-provider: external
+          provider-id: ibmvpc://${CLUSTER_NAME}/'{{ v1.local_hostname }}'
+          eviction-hard: 'nodefs.available<0%,nodefs.inodesFree<0%,imagefs.available<0%'
+---
+kind: IBMVPCMachineTemplate
+apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+metadata:
+  name: "${CLUSTER_NAME}-control-plane"
+spec:
+  template:
+    spec:
+      image: "${IBMVPC_IMAGE_ID}"
+      zone: "${IBMVPC_ZONE}"
+      profile: "${IBMVPC_PROFILE}"
+      sshKeys:
+      - "${IBMVPC_SSHKEY_ID}"
+---
+apiVersion: cluster.x-k8s.io/v1beta1
+kind: MachineDeployment
+metadata:
+  name: "${CLUSTER_NAME}-md-0"
+spec:
+  clusterName: "${CLUSTER_NAME}"
+  replicas: ${WORKER_MACHINE_COUNT}
+  selector:
+    matchLabels:
+  template:
+    spec:
+      clusterName: "${CLUSTER_NAME}"
+      version: "${KUBERNETES_VERSION}"
+      bootstrap:
+        configRef:
+          name: "${CLUSTER_NAME}-md-0"
+          apiVersion: bootstrap.cluster.x-k8s.io/v1beta1
+          kind: KubeadmConfigTemplate
+      infrastructureRef:
+        name: "${CLUSTER_NAME}-md-0"
+        apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+        kind: IBMVPCMachineTemplate
+---
+apiVersion: infrastructure.cluster.x-k8s.io/v1beta1
+kind: IBMVPCMachineTemplate
+metadata:
+  name: "${CLUSTER_NAME}-md-0"
+spec:
+  template:
+    spec:
+      image: "${IBMVPC_IMAGE_ID}"
+      zone: "${IBMVPC_ZONE}"
+      profile: "${IBMVPC_PROFILE}"
+      sshKeys:
+      - "${IBMVPC_SSHKEY_ID}"
+---
+apiVersion: bootstrap.cluster.x-k8s.io/v1beta1
+kind: KubeadmConfigTemplate
+metadata:
+  name: "${CLUSTER_NAME}-md-0"
+spec:
+  template:
+    spec:
+      joinConfiguration:
+        nodeRegistration:
+          kubeletExtraArgs:
+            cloud-provider: external
+            provider-id: ibmvpc://${CLUSTER_NAME}/'{{ v1.local_hostname }}'
+            eviction-hard: nodefs.available<0%,nodefs.inodesFree<0%,imagefs.available<0%