Class: Serverspec::Setup

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

Class Method Summary collapse

Class Method Details

.run ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 5

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

  1) SSH
  2) Exec (local)

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

  @backend_type = [ 'Ssh', 'Exec' ][num]
  if @backend_type == 'Ssh'
    print "Vagrant instance y/n: "
    @vagrant = gets.chomp
    if @vagrant =~ (/(true|t|yes|y|1)$/i)
      @vagrant = true
    else
      @vagrant = false
    end
    @vagrant ? print("Input vagrant instance name: ") : print("Input target host name: ")
    @hostname = gets.chomp
 else
    @hostname = 'localhost'
  end

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

.safe_create_rakefile ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 171

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

RSpec::Core::RakeTask.new(:spec) do |t|
  t.pattern = 'spec/*/*_spec.rb'
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 39

def self.safe_create_spec

  content = <<-EOF
require 'spec_helper'

describe package('httpd') do
  it { should be_installed }
end

describe service('httpd') do
  it { should be_enabled   }
  it { should be_running   }
end

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

describe file('/etc/httpd/conf/httpd.conf') do
  it { should be_file }
  it { should contain "ServerName #{@hostname}" }
end
EOF

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

.safe_create_spec_helper ⇒ Object 



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# File 'lib/serverspec/setup.rb', line 87

def self.safe_create_spec_helper
  content = <<-EOF
require 'serverspec'
require 'pathname'
### include requirements ###

### include backend helper ###
include Serverspec::Helper::DetectOS

RSpec.configure do |c|
  if ENV['ASK_SUDO_PASSWORD']
require 'highline/import'
c.sudo_password = ask("Enter sudo password: ") { |q| q.echo = false }
  else
c.sudo_password = ENV['SUDO_PASSWORD']
  end
  ### include backend conf ###
end
EOF

    if not @backend_type.nil?
      content.gsub!(/### include backend helper ###/, "include Serverspec::Helper::#{@backend_type}")
      case @backend_type
        when 'Ssh'
          content.gsub!(/### include requirements ###/, "require 'net/ssh'")
          content.gsub!(/### include backend conf ###/, "c.before :all do
block = self.class.metadata[:example_group_block]
if RUBY_VERSION.start_with?('1.8')
  file = block.to_s.match(/.*@(.*):[0-9]+>/)[1]
else
  file = block.source_location.first
end
host  = File.basename(Pathname.new(file).dirname)
if c.host != host
  c.ssh.close if c.ssh
  c.host  = host
  options = Net::SSH::Config.for(c.host)
  user    = options[:user] || Etc.getlogin
  ### include vagrant conf ###
  c.ssh   = Net::SSH.start(c.host, user, options)
end
  end")
        if @vagrant
          content.gsub!(/### include vagrant conf ###/,"
  config = `vagrant ssh-config --host \#{host}`
  if config != ''
    config.each_line do |line|
      if match = /HostName (.*)/.match(line)
        c.host = match[1]
      elsif  match = /User (.*)/.match(line)
        user = match[1]
      elsif match = /IdentityFile (.*)/.match(line)
        options[:keys] =  [match[1].gsub(/\"/,'')]
      elsif match = /Port (.*)/.match(line)
        options[:port] = match[1]
      end
    end
  end
")
        else
          content.gsub!(/### include vagrant conf ###/,'')
        end
        when 'Exec'
          content.gsub!(/### include backend conf ###/, "c.before :all do
  end")
        when 'Puppet'
          content.gsub!(/### include requirements ###/, "require 'puppet'\nrequire 'serverspec/backend/puppet'
")
      end
    end

  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 76

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