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Vscale

Возможности модуля 

• создание и удаление серверов;
  
• переустановка операционной системы на сервере;
  
• апгрейд конфигурации;
  
• включение, выключение и перезагрузка серверов.
  

Загрузка и первичная настройка

$ export VS_API_KEY=5c22a088f3b37c933e7480399f1e09258d6977bcd1eb2401de29e8001c9bedc36

$ mkdir -p vscale-ansible/{credentials,group_vars}

$ ssh-keygen -f ./vscale-ansible/credentials/ansible

sudo_user = root
remote_user = root
host_key_checking = False
private_key_file = ./credentials/ansible
[ssh_connection]
control_path = %(directory)s/%%h-%%r

[fe-servers]
fe-[01:02]

[local]
localhost

$ git clone https://github.com/vscale/ansible-vscale-modules.git ./library

---
vscale_token: "{{ lookup('env', 'VS_API_KEY')}}"
key: "{{ lookup('file', 'credentials/ansible.pub') }}"

Тестовый сценарий: создание сервера

---

- name: Add SSH key
  connection: local
  gather_facts: no
  hosts:
    fe-servers
  tasks:
    - name: Add SSH key to Vscale account
      run_once: true
      vscale_ssh:
        token: "{{ vscale_token }}"
        name: "Ansible"
        public_key: "{{ key }}"
        state: present

- name: Create scalet for inventory hosts
      vscale_scalets:
        token: "{{ vscale_token }}"
        name: "{{ inventory_hostname }}"
        plan: small
        location: spb0
        image: ubuntu_14.04_64_002_master
        key_name: "Ansible"
        collect_facts: "yes"
        power_state: "started"
        state: present
      register: server
- set_fact:
        ansible_ssh_host: "{{ server['scalet']['public_address']['address'] }}"

- name: Install NGINX and fill disk
  remote_user: root
  hosts:
    - fe-servers
  tasks:
    - name: Install NGINX
      apt:
        pkg: nginx
        update_cache: yes
        state: latest
    - name: Filling disk
      command: dd if=/dev/zero of=/large.file bs=100M count=150 creates=/large.file

- name: Check free disk space
  remote_user: root
  hosts:
    - fe-servers
  tasks:
    - name: Gather facts
      setup:

- name: Upgrade server if disk has than 3Gb left
  hosts:
    - fe-servers
  connection: local
  tasks:
    - name: Upgrade
      vscale_scalets:
        token: "{{ vscale_token }}"
        name: "{{ inventory_hostname }}"
        plan: medium
        upgrade: yes
        state: present
      when: "{{ (ansible_mounts[0].size_available)/2**30 < 3*(2**30) }}"

$ ansible-playbook -i inventory createserver.yml

Установка ПО на серверах

• Установка Ajenti;
• Установка Django;
• Установка WordPress.

$ git clone https://github.com/vscale/ansible-playbooks.git
$ cd ansible-playbooks
$ git submodule init
$ git submodule update

Заключение