Prerequisites

• minikube at https://minikube.sigs.k8s.io/docs/start/
• kubectl https://kubernetes.io/docs/tasks/tools/install-kubectl-linux/

Minikube VM driver

Execute all follow commands for to enable access :

sudo apt install qemu-kvm libvirt-daemon-system libvirt-clients bridge-utils
sudo adduser $(whoami) libvirt
sudo adduser $(whoami) kvm

Minikube permission

sudo usermod -a -G libvirt $(whoami)
newgrp libvirt

Minikube

Launch minikube with :

• 6 CPU
• 8GB ram
• 30GB size
• 1.20 Kubernetes
• KVM2 driver

minikube start --memory=8192 --cpus=6 \
  --kubernetes-version=v1.22.3 \
  --vm-driver=kvm2 \
  --disk-size=30g \
  --addons registry \
  --addons ingress \
  --addons ingress-dns \
  --bootstrapper=kubeadm \
  --extra-config=kubelet.authentication-token-webhook=true \
  --extra-config=kubelet.authorization-mode=Webhook \
  --extra-config=scheduler.bind-address=0.0.0.0 \
  --extra-config=controller-manager.bind-address=0.0.0.0 \
  --extra-config=apiserver.enable-admission-plugins="LimitRanger,NamespaceExists,NamespaceLifecycle,ResourceQuota,ServiceAccount,DefaultStorageClass,MutatingAdmissionWebhook"

If minikube has stopped, you must execute again Minikube permission

Knative

Navigate to knative folder and launch knative.sh

Access Kubernetes Dashboard

Access to kubernetes dashboard from browser

minikube dashboard
kubectl --namespace kubernetes-dashboard patch svc kubernetes-dashboard -p '{"spec": {"type": "NodePort"}}'

Install Camel-K

1. Download binary kamel-cli

curl -L https://github.com/apache/camel-k/releases/download/v1.7.0/camel-k-client-1.7.0-linux-64bit.tar.gz
tar -xf camel-k-client-1.7.0-linux-64bit.tar.gz

2. Move kamel-cli

   sudo mv kamel /usr/local/bin

3. Read cluster ip registry of minikube

   kubectl get service --namespace kube-system

4. Install kamel

   kamel install --monitoring=true --force --build-publish-strategy=Buildah --registry ghcr.io/USERNAME --registry-auth-username robertonav20 --registry-auth-password PASSWORD

Apache Camel-K Documentations

• Install guide : https://camel.apache.org/camel-k/next/installation/installation.html.
• Component : https://camel.apache.org/components/3.13.x/index.html

Ingress DNS

Linux OS with Network Manager Network Manager can run integrated caching DNS server - dnsmasq plugin and can be configured to use separate nameservers per domain.

sudo vi /etc/NetworkManager/NetworkManager.conf

Set the field dns=dnsmasq

[main] dns=dnsmasq Also see dns= in NetworkManager.conf.

Configure dnsmasq to handle .testing and .local domain

sudo mkdir /etc/NetworkManager/dnsmasq.d/ echo "server=/testing/$(minikube ip)" > /etc/NetworkManager/dnsmasq.d/minikube.conf echo "server=/local/$(minikube ip)" > /etc/NetworkManager/dnsmasq.d/minikube.conf

Restart Network Manager

sudo systemctl restart NetworkManager.service

https://github.com/weimeilin79/camel-k-example-jaeger