Class: Serverspec::Setup

Inherits:
Object
  • Object
show all
Defined in:
lib/serverspec/setup.rb

Class Method Summary collapse

Class Method Details

.ask_os_type ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 49

def self.ask_os_type
  prompt = <<-EOF
Select OS type:

  1) UN*X
  2) Windows

Select number: 
EOF

  print prompt.chop
  num = $stdin.gets.to_i - 1
  puts

  @os_type = ['UN*X', 'Windows'][num] || 'UN*X'
end

.ask_unix_backend ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 66

def self.ask_unix_backend
  prompt = <<-EOF
Select a backend type:

  1) SSH
  2) Exec (local)

Select number: 
EOF
  print prompt.chop
  num = $stdin.gets.to_i - 1
  puts

  @backend_type = ['ssh', 'exec'][num] || 'exec'
end

.ask_windows_backend ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 82

def self.ask_windows_backend
  prompt = <<-EOF
Select a backend type:

  1) WinRM
  2) Cmd (local)

Select number: 
EOF
  print prompt.chop
  num = $stdin.gets.to_i - 1
  puts

  @backend_type = ['winrm', 'cmd'][num] || 'exec'
end

.auto_vagrant_configuration ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 220

def self.auto_vagrant_configuration
  if find_vagrantfile
    vagrant_list = `vagrant status`
    list_of_vms = []
    if vagrant_list != ''
      vagrant_list.each_line do |line|
        if match = /([\w-]+[\s]+)(created|aborted|not created|poweroff|running|saved)[\s](\(virtualbox\)|\(vmware\)|\(vmware_fusion\)|\(libvirt\))/.match(line)
          list_of_vms << match[1].strip!
        end
      end
      if list_of_vms.length == 1
        @hostname = list_of_vms[0]
      else
        list_of_vms.each_with_index { |vm, index | puts "#{index}) #{vm}\n" }
        print 'Choose a VM from the Vagrantfile: '
        chosen_vm = $stdin.gets.chomp
        @hostname = list_of_vms[chosen_vm.to_i]
      end
    else
      $stderr.puts 'Vagrant status error - Check your Vagrantfile or .vagrant'
      exit 1
    end
  else
    $stderr.puts 'Vagrantfile not found in directory!'
    exit 1
  end
end

.find_vagrantfile ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 212

def self.find_vagrantfile
  Pathname.new(Dir.pwd).ascend do |dir|
    path = File.expand_path('Vagrantfile', dir)
    return path if File.exists?(path)
  end
  nil
end

.run ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 7

def self.run

  ask_os_type

  if @os_type == 'UN*X'
    ask_unix_backend
  else
    ask_windows_backend
  end

  if @backend_type == 'ssh'
    print 'Vagrant instance y/n: '
    @vagrant = $stdin.gets.chomp
    if @vagrant =~ (/(true|t|yes|y|1)$/i)
      @vagrant = true
      print 'Auto-configure Vagrant from Vagrantfile? y/n: '
      auto_config = $stdin.gets.chomp
      if auto_config =~ (/(true|t|yes|y|1)$/i)
        auto_vagrant_configuration
      else
        print('Input vagrant instance name: ')
        @hostname = $stdin.gets.chomp
      end
    else
      @vagrant = false
      print('Input target host name: ')
      @hostname = $stdin.gets.chomp
    end
  elsif @backend_type == 'winrm'
    print('Input target host name: ')
    @hostname = $stdin.gets.chomp
  else
    @hostname = 'localhost'
  end

  ['spec', "spec/#{@hostname}"].each { |dir| safe_mkdir(dir) }
  safe_create_spec
  safe_create_spec_helper
  safe_create_rakefile
  safe_create_dotrspec
end

.safe_create_dotrspec ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 319

def self.safe_create_dotrspec
  content = <<-'EOF'
--color
--format documentation
  EOF
  if File.exists? '.rspec'
    old_content = File.read('.rspec')
    if old_content != content
      $stderr.puts '!! .rspec already exists and differs from template'
    end
  else
    File.open('.rspec', 'w') do |f|
      f.puts content
    end
    puts ' + .rspec'
  end
end

.safe_create_rakefile ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 169

def self.safe_create_rakefile
  content = <<-'EOF'
require 'rake'
require 'rspec/core/rake_task'

task :spec    => 'spec:all'
task :default => :spec

namespace :spec do
  targets = []
  Dir.glob('./spec/*').each do |dir|
next unless File.directory?(dir)
target = File.basename(dir)
target = "_#{target}" if target == "default"
targets << target
  end

  task :all     => targets
  task :default => :all

  targets.each do |target|
original_target = target == "_default" ? target[1..-1] : target
desc "Run serverspec tests to #{original_target}"
RSpec::Core::RakeTask.new(target.to_sym) do |t|
  ENV['TARGET_HOST'] = original_target
  t.pattern = "spec/#{original_target}/*_spec.rb"
end
  end
end
  EOF
  if File.exists? 'Rakefile'
    old_content = File.read('Rakefile')
    if old_content != content
      $stderr.puts '!! Rakefile already exists and differs from template'
    end
  else
    File.open('Rakefile', 'w') do |f|
      f.puts content
    end
    puts ' + Rakefile'
  end
end

.safe_create_spec ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 98

def self.safe_create_spec
  content = <<-EOF
require 'spec_helper'

describe package('httpd'), :if => os[:family] == 'redhat' do
  it { should be_installed }
end

describe package('apache2'), :if => os[:family] == 'ubuntu' do
  it { should be_installed }
end

describe service('httpd'), :if => os[:family] == 'redhat' do
  it { should be_enabled }
  it { should be_running }
end

describe service('apache2'), :if => os[:family] == 'ubuntu' do
  it { should be_enabled }
  it { should be_running }
end

describe service('org.apache.httpd'), :if => os[:family] == 'darwin' do
  it { should be_enabled }
  it { should be_running }
end

describe port(80) do
  it { should be_listening }
end
EOF

  if File.exists? "spec/#{@hostname}/sample_spec.rb"
    old_content = File.read("spec/#{@hostname}/sample_spec.rb")
    if old_content != content
      $stderr.puts "!! spec/#{@hostname}/sample_spec.rb already exists and differs from template"
    end
  else
    File.open("spec/#{@hostname}/sample_spec.rb", 'w') do |f|
      f.puts content
    end
    puts " + spec/#{@hostname}/sample_spec.rb"
  end
end

.safe_create_spec_helper ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 154

def self.safe_create_spec_helper
  content = ERB.new(spec_helper_template, nil, '-').result(binding)
  if File.exists? 'spec/spec_helper.rb'
    old_content = File.read('spec/spec_helper.rb')
    if old_content != content
      $stderr.puts "!! spec/spec_helper.rb already exists and differs from template"
    end
  else
    File.open('spec/spec_helper.rb', 'w') do |f|
      f.puts content
    end
    puts ' + spec/spec_helper.rb'
  end
end

.safe_mkdir(dir) ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 143

def self.safe_mkdir(dir)
  if File.exists? dir
    unless File.directory? dir
      $stderr.puts "!! #{dir} already exists and is not a directory"
    end
  else
    FileUtils.mkdir dir
    puts " + #{dir}/"
  end
end

.spec_helper_template ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 248

def self.spec_helper_template
  template = <<-'EOF'
require 'serverspec'
<% if @backend_type == 'ssh' -%>
require 'net/ssh'
<% end -%>
<%- if @vagrant -%>
require 'tempfile'
<% end -%>
<% if @backend_type == 'winrm' -%>
require 'winrm'
<% end -%>

set :backend, :<%= @backend_type %>

<% if @os_type == 'UN*X' && @backend_type == 'ssh' -%>
if ENV['ASK_SUDO_PASSWORD']
  begin
require 'highline/import'
  rescue LoadError
fail "highline is not available. Try installing it."
  end
  set :sudo_password, ask("Enter sudo password: ") { |q| q.echo = false }
else
  set :sudo_password, ENV['SUDO_PASSWORD']
end

<%- if @backend_type == 'ssh' -%>
host = ENV['TARGET_HOST']

<%- if @vagrant -%>
`vagrant up #{host}`

config = Tempfile.new('', Dir.tmpdir)
config.write(`vagrant ssh-config #{host}`)
config.close

options = Net::SSH::Config.for(host, [config.path])
<%- else -%>
options = Net::SSH::Config.for(host)
<%- end -%>

options[:user] ||= Etc.getlogin

set :host,        options[:host_name] || host
set :ssh_options, options

# Disable sudo
# set :disable_sudo, true
<%- end -%>


# Set environment variables
# set :env, :LANG => 'C', :LC_MESSAGES => 'C'

# Set PATH
# set :path, '/sbin:/usr/local/sbin:$PATH'
<%- end -%>
<% if @backend_type == 'winrm'-%>
user = <username>
pass = <password>
endpoint = "http://#{ENV['TARGET_HOST']}:5985/wsman"

winrm = ::WinRM::WinRMWebService.new(endpoint, :ssl, :user => user, :pass => pass, :basic_auth_only => true)
winrm.set_timeout 300 # 5 minutes max timeout for any operation
Specinfra.configuration.winrm = winrm
<% end -%>
EOF
  template
end