README.org~

#+TITLE: Roteiro Kubernetes

Versão 0.2

#+begin_src sh :results none
chmod +x *.sh
#+end_src

* Clonar VMs
* SSH
** Cria chaves assimétricas
#+begin_src sh :tangle create_keys.sh
  HOSTS=(10.20.1.247 10.20.1.249)
  # Cria as chaves
  mkdir ~/.ssh
  ssh-keygen -q -t rsa -b 4096 -f ~/.ssh/id_rsa -P ""
  # Copia chave pública para os hosts remotos
  for HOST in "${HOSTS[@]}"; do
	  ssh-keyscan -H $HOST >> ~/.ssh/known_hosts
	  ssh-copy-id $USER@$HOST
  done
  echo "Teste o ssh."
#+end_src
* Instalar Ansible e Git
#+begin_src sh :tangle install-deps.sh
  sudo dnf install python39 -y
  sudo dnf install python3-pip -y
  sudo dnf install git -y

  pip3 install --upgrade pip
#+end_src
* Atualizar sistemas
Comando para executar o playbook para atualizar o sistema operacional
dos hosts.
#+begin_src sh :tangle update-systems.sh
ansible-playbook -i ./inventory.ini update-systems-playbook.yaml --ask-become-pass
#+end_src
Playbook ansible especificando o que se deve fazer, nesse caso,
atualizar os softwares presentes nos hosts.
#+begin_src text :tangle update-systems-playbook.yaml
- name: Atualiza sistema
  hosts: server*
  become: true
  tasks:
  - name: Atualiza sistema
    package:
      name: '*'
      state: latest
#+end_src
Inventário contendo configuração para acesso aos hosts.
#+begin_src text :tangle inventory.ini
server1 ansible_host=10.20.1.247 ansible_user=igor
server2 ansible_host=10.20.1.249 ansible_user=igor
#+end_src
* Clonar repositório do Kubespray
#+begin_src sh :tangle install-kubespray.sh
  cd ~
  mkdir repos
  cd repos
  git clone https://github.com/kubernetes-sigs/kubespray
  cd kubespray
  pip3 install -r requirementes.txt
#+end_src