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 "Input target host name: "
    @hostname = gets.chomp
  else
    @hostname = 'localhost'
  end

  prompt = <<-EOF

Select OS type of target host:

  1) Red Hat
  2) Debian
  3) Gentoo
  4) Solaris
  5) None

Select number: 
EOF

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

  @os_type = [ 'RedHat', 'Debian', 'Gentoo', 'Solaris', nil ][num]
  [ '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 141

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 50

def self.safe_create_spec

  content = <<-EOF
require 'spec_helper'

describe 'httpd' do
  it { should be_installed }
  it { should be_enabled   }
  it { should be_running   }
end

describe 'port 80' do
  it { should be_listening }
end

describe '/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 95

def self.safe_create_spec_helper
  content = <<-EOF
require 'serverspec'
require 'pathname'
require 'net/ssh'

RSpec.configure do |c|
  ### include backend helper ###
  ### include os helper ###
  ### include backend conf ###
end
EOF

    if not @backend_type.nil?
      content.gsub!(/### include backend helper ###/, "c.include(Serverspec::#{@backend_type}Helper)")
      if @backend_type == 'Ssh'
        content.gsub!(/### include backend conf ###/, "c.before do
host  = File.basename(Pathname.new(example.metadata[:location]).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
  c.ssh   = Net::SSH.start(c.host, user, options)
end
  end
")
      end
    end
    if not @os_type.nil?
      content.gsub!(/### include os helper ###/, "c.include(Serverspec::#{@os_type}Helper)")
    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 84

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