Initial Commit

Makefile

@@ -0,0 +1,13 @@
+up:
+	@vagrant up --provider virtualbox
+	@vagrant ssh
+
+ssh:
+	@vagrant ssh
+
+down:
+	@vagrant halt
+
+destroy:
+	@vagrant destroy -f 
+

README.md

@@ -1,2 +1,29 @@
 # k8s-all-in-one
 Create a All-in-one Kubernetes Cluster.
+
+
+# Subir o kubernetes:
+  Acesse a raiz do repositorio e rode: 
+
+```  
+  make up
+  
+```
+
+ou
+
+```  
+  vagrant up --provider virtualbox
+  
+```
+
+# Links
+
+Para Utilizar é necessario ter instalado:
+
+```  
+  Vagrant: https://www.vagrantup.com/
+
+  VirtualBox: https://www.virtualbox.org/
+
+```  

Vagrantfile

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+Vagrant.configure("2") do |config|
+
+  config.vm.box = "centos/7"
+  config.vm.hostname = "master-k8s"
+
+  config.vm.network "forwarded_port", guest: 443, host: 443, host_ip: "127.0.0.1"
+  config.vm.network "forwarded_port", guest: 30800, host: 8080, host_ip: "127.0.0.1"
+  # config.vm.network "forwarded_port", guest: 80, host: 8080, host_ip: "127.0.0.1"
+
+  # Create a private network, which allows host-only access to the machine using a specific IP.
+  #config.vm.network "public_network"
+  config.vm.network "private_network", ip: "192.168.1.10"
+
+  #config.vm.synced_folder ".", "/vagrant"
+
+  config.vm.provider "virtualbox" do |vb|
+  #   # Display the VirtualBox GUI when booting the machine
+  #   vb.gui = true
+  #
+  #   # Customize the amount of memory on the VM:
+      vb.cpus = "4"
+      vb.memory = "4096"
+  end
+
+  # Disable selinux
+  config.vm.provision "shell", inline: "setenforce 0"
+  $script = <<-'SCRIPT'
+    setenforce 0
+    sed -i 's/^SELINUX=enforcing$/SELINUX=permissive/' /etc/selinux/config
+  SCRIPT
+  config.vm.provision "shell", inline: $script
+
+
+  # Disable swap
+  config.vm.provision "shell", inline: "swapoff -a"
+  $script = <<-'SCRIPT'
+    swapoff -a
+    sed -i.bak '/ swap / s/^\(.*\)$/#\1/g' /etc/fstab
+  SCRIPT
+  config.vm.provision "shell", inline: $script
+
+  #Primeira Vez
+  config.vm.provision :shell, privileged: true, path: "configEnv.sh"
+
+  #Sempre ao Iniciar
+  config.vm.provision :shell, privileged: true, run: "always", path: "startEnv.sh"
+
+end

configEnv.sh

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+#!/usr/bin/env bash
+
+echo "Starting Instalarion of K8s All-in-One"
+
+cat <<EOF > /etc/sysctl.d/k8s.conf
+net.bridge.bridge-nf-call-ip6tables = 1
+net.bridge.bridge-nf-call-iptables = 1
+EOF
+sysctl --system
+
+echo "Install Docker..."
+curl -fsSL https://get.docker.com | bash
+
+systemctl enable --now docker
+systemctl status docker | grep "Active:"
+usermod -aG docker ${USER}
+
+
+echo "Install K8s..."
+cat <<EOF > /etc/yum.repos.d/kubernetes.repo
+[kubernetes]
+name=Kubernetes
+baseurl=https://packages.cloud.google.com/yum/repos/kubernetes-el7-x86_64
+enabled=1
+gpgcheck=1
+repo_gpgcheck=1
+gpgkey=https://packages.cloud.google.com/yum/doc/yum-key.gpg https://packages.cloud.google.com/yum/doc/rpm-package-key.gpg
+EOF
+
+yum install -y kubelet kubeadm kubectl git --disableexcludes=kubernetes
+
+systemctl enable kubelet
+
+echo "Pull Images K8s..."
+kubeadm config images pull
+
+kubeadm init
+
+mkdir -p /home/vagrant/.kube
+cp -i /etc/kubernetes/admin.conf /home/vagrant/.kube/config
+chown vagrant:$(id -g) /home/vagrant/.kube/config
+
+export KUBECONFIG=/etc/kubernetes/admin.conf
+
+source <(kubectl completion bash) 
+echo "source <(kubectl completion bash)" >> /home/vagrant/.bashrc
+
+echo "Apply Network Polices K8s..."
+kubectl apply -f "https://cloud.weave.works/k8s/net?k8s-version=$(kubectl version | base64 | tr -d '\n')"
+
+kubectl taint nodes --all node-role.kubernetes.io/master-
+
+echo "Get Nodes K8s..."
+kubectl get nodes
+
+echo "Cloning Example"
+git clone -b k8s https://github.com/felipeagger/apinodejs.git
+
+echo "Get All namespaces Default"
+kubectl get all

startEnv.sh

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+#!/usr/bin/env bash
+
+echo "Status Services"
+
+export KUBECONFIG=/etc/kubernetes/admin.conf
+
+echo "Docker"
+systemctl status docker | grep "Active:"
+echo "K8s"
+systemctl status kubelet | grep "Active:"
+
+echo "Cluster Info"
+kubectl cluster-info
+
+echo "Get All"
+kubectl get all --all-namespaces