Added alpine

ubuntu/Vagrantfile

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+# Configuració Global
+NUM_WORKER_NODES = 2
+IP_NW = "10.0.3."  # Use the 10.0.3.x subnet for eth1
+IP_controlplane = "10.0.3.15"  # Control plane IP for eth1
+
+Vagrant.configure("2") do |config|
+  
+  config.vm.define "controlplane" do |controlplane|
+    controlplane.vm.box = "bento/ubuntu-24.04"
+    controlplane.vm.network "private_network", ip: IP_controlplane  # eth1 IP
+    controlplane.vm.hostname = "controlplane"
+    controlplane.vm.synced_folder ".", "/home/vagrant/sync", type: "rsync"
+    controlplane.vm.provision :shell, :path => "k3s_control.sh"
+    
+    # Forward necessary ports
+    controlplane.vm.network :forwarded_port, guest: 80, host: 80
+    controlplane.vm.network :forwarded_port, guest: 8080, host: 8080
+    controlplane.vm.network :forwarded_port, guest: 6443, host: 6443
+    controlplane.vm.network :forwarded_port, guest: 8472, host: 8472   # Flannel
+    controlplane.vm.network :forwarded_port, guest: 10250, host: 10250 # Kubelet
+    controlplane.vm.network :forwarded_port, guest: 10256, host: 10256 # Kube Proxy
+
+    # Forward NodePort range
+    for i in 30000..32767
+      controlplane.vm.network :forwarded_port, guest: i, host: i
+    end
+
+    controlplane.vm.provider "virtualbox" do |vb|
+        vb.memory = 2048 # Memoria RAM asignada
+        vb.cpus = 2     # Número de CPUs asignades
+      end
+  end
+
+  # --- Configuració dels WORKERS ---
+  (1..NUM_WORKER_NODES).each do |i|
+    config.vm.define "node0#{i}" do |node|
+      node.vm.box = "bento/ubuntu-24.04"
+      node.vm.network "private_network", ip: IP_NW + "#{15 + i}"  # eth1 IPs (10.0.3.16 and 10.0.3.17)
+      node.vm.hostname = "worker-node0#{i}"
+      node.vm.provider "virtualbox" do |vb|
+          vb.memory = 1024 # 1GB per worker
+          vb.cpus = 1
+      end
+    end
+  end
+end

ubuntu/k3s_control.sh

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+echo "🚀 Instal·lant K3s Server (Master)..."
+curl -sfL https://get.k3s.io | sh -s - --node-ip 10.0.3.15
+#curl -sfL https://get.k3s.io | sh -
+sudo chown vagrant:vagrant /etc/rancher/k3s/k3s.yaml
+export KUBECONFIG=/etc/rancher/k3s/k3s.yaml
+
+kubectl version
+kubectl get nodes
+kubectl get pods -A
+
+curl -s "https://raw.githubusercontent.com/kubernetes-sigs/kustomize/master/hack/install_kustomize.sh" | bash
+sudo mv kustomize /usr/local/bin
+  
+echo "✅ Master llest!"

ubuntu/k3s_worker.sh

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+# Aquest script s'ha de fer servir amb el node agent ja provisionat
+# Anem a buscar el node token al Master
+# sudo cat /var/lib/rancher/k3s/server/node-token
+# Això dóna un string com algun_string_random::server:segon_string_random
+
+# NOTA: Executar les següents comandes als nodes que voleu que siguin workers
+# K3S_TOKEN=algun_string_random::server:segon_string_random
+# Ex: K3S_TOKEN=K108085cf047fe22375b5c2ac96fec70afffd8a36fa66e8066f0218233e97c8ce6b::server:f3e19f5b6ed1c93e4c1bf0992bb5dc68
+# Quan ja tinguem els nodes preparats i penjats
+# Recordar que 10.0.3.15 és la IP del controlplane
+echo "🚀 Instal·lant K3s Agent (Worker) connectant a 10.0.3.15..."
+
+curl -sfL https://get.k3s.io | K3S_URL=https://10.0.3.15:6443 K3S_TOKEN=$K3S_TOKEN sh -
+
+echo "✅ Worker unit al clúster!"
+
+
+#Executar això al Controplane, per tenir-los amb role de worker
+#kubectl label node worker-node01 node-role.kubernetes.io/worker=worker
+#kubectl label node worker-node02 node-role.kubernetes.io/worker=worker
+#Desactivar que al node controlplane es puguin executar pods
+#kubectl taint nodes controlplane node-role.kubernetes.io/master=true:NoSchedule
+
+#Estabilitzar les IPS
+# Al Control Plane
+# curl -sfL https://get.k3s.io | sh -s - --node-ip 10.0.3.15 --flannel-iface eth1
+# Al Worker01
+# curl -sfL https://get.k3s.io | K3S_URL=https://10.0.3.15:6443 K3S_TOKEN=$K3S_TOKEN sh -s - --node-ip 10.0.3.16
+# Al Worker02
+# curl -sfL https://get.k3s.io | K3S_URL=https://10.0.3.15:6443 K3S_TOKEN=$K3S_TOKEN sh -s - --node-ip 10.0.3.17

ubuntu/libvirtVagrantfile

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+#Passo el Vagrantfile per utilitzar amb libvit:
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+ 
+# Configuració Global
+NUM_WORKER_NODES = 2
+IP_NW = "192.168.3."
+IP_MASTER = "192.168.3.10" # Fixem la IP del Master per referenciar-la als workers
+ 
+Vagrant.configure("2") do |config|
+  config.vm.define "master" do |master|
+    master.vm.box = "bento/ubuntu-24.04"
+    master.vm.network "private_network", ip: "192.168.3.10"
+    master.vm.hostname = "master"
+    master.vm.synced_folder ".", "/home/vagrant/sync", type: "rsync"
+    master.vm.provision :shell, path: "k3s_master.sh"
+    master.vm.network :forwarded_port, guest: 6443, host: 6443
+    master.vm.network :forwarded_port, guest: 80, host: 8080
+ 
+    master.vm.provider :libvirt do |v|
+      v.memory = 2048
+      v.cpus = 2
+      v.graphics_type = "spice"
+    end
+  end
+ 
+  # --- Configuració dels WORKERS ---
+  (1..NUM_WORKER_NODES).each do |i|
+    config.vm.define "node0#{i}" do |node|
+      node.vm.box = "bento/ubuntu-24.04"
+      node.vm.hostname = "worker-node0#{i}"
+      node.vm.network "private_network", ip: IP_NW + "#{10 + i}"
+ 
+      node.vm.provider :libvirt do |v|
+        v.memory = 1024
+        v.cpus = 1
+        v.graphics_type = "spice"
+      end
+    end
+  end
+end