s1061123

Kube2 quickstart

Beginning

In this today's session, we are going to deploy kubernetes (1master, 1worker) with libvirt.

Requirement

• Hypervisor CPU: 8CPU+ (master1:4, worker1: 4)
• Hypervisor memory: 16G

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## note:
## change e2e-bgp (not use frr container)
[tohayash@tohayash-lab2 metallb]$ git diff
diff --git a/e2etest/bgp_test.go b/e2etest/bgp_test.go
index 2ba2032f..a7be9c16 100644
--- a/e2etest/bgp_test.go
+++ b/e2etest/bgp_test.go
@@ -73,7 +73,7 @@ var _ = ginkgo.Describe("BGP", func() {
        hostport := fmt.Sprintf("http://%s:%d/",
            ingressIP,

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----
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: test-network-policy1
  namespace: default
spec:
  podSelector:
    matchLabels:
      role: db

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---
apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
metadata:
  name: network-attachment-definitions.k8s.cni.cncf.io
spec:
  group: k8s.cni.cncf.io
  scope: Namespaced
  names:
    plural: network-attachment-definitions

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## Pull kube-ansible
[tohayash@tohayash-lab work]$ git clone https://github.com/redhat-nfvpe/kube-ansible.git
Cloning into 'kube-ansible'...
remote: Enumerating objects: 32, done.
remote: Counting objects: 100% (32/32), done.
remote: Compressing objects: 100% (23/23), done.
remote: Total 3019 (delta 8), reused 21 (delta 7), pack-reused 2987
Receiving objects: 100% (3019/3019), 529.58 KiB | 658.00 KiB/s, done.
Resolving deltas: 100% (1382/1382), done.
[tohayash@tohayash-lab work]$ cd kube-ansible

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## Create 3-node environment config
[tohayash@tohayash-lab tmp]$ cat << EOF > config-3node.yml
kind: Cluster
apiVersion: kind.sigs.k8s.io/v1alpha3
nodes:
  - role: control-plane
  - role: worker
  - role: worker
# Note: uncomment if you install cni plugin by yourself
#networking:

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---
kind: ConfigMap
apiVersion: v1
metadata:
  name: cni-install-sh
  namespace: kube-system
data:
  install_cni.sh: |
    cd /tmp
    wget https://github.com/containernetworking/plugins/releases/download/v0.8.5/cni-plugins-linux-amd64-v0.8.5.tgz

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[centos@kube-master ~]$ cat svc-nginx-k8s.yml 
---
kind: Service
apiVersion: v1
metadata:
  name: k8s-nginx
  labels:
    endpointslice-controller.k8s.io: multus
spec:
  selector:

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---
apiVersion: "k8s.cni.cncf.io/v1"
kind: NetworkAttachmentDefinition
metadata:
  name: centos-gateway-def
spec: 
  config: '{
            "cniVersion": "0.3.1",
            "plugins": [
                {

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---
apiVersion: "k8s.cni.cncf.io/v1"
kind: NetworkAttachmentDefinition
metadata:
  name: centos-runtimeconfig-def
spec: 
  config: '{
            "cniVersion": "0.3.1",
            "plugins": [
                {