Class: Beaker::Vagrant

Inherits:
Hypervisor show all
Defined in:
lib/beaker/hypervisor/vagrant.rb

Constant Summary

Constants inherited from Hypervisor

Hypervisor::CHARMAP

Constants included from HostPrebuiltSteps

HostPrebuiltSteps::APT_CFG, HostPrebuiltSteps::CUMULUS_PACKAGES, HostPrebuiltSteps::DEBIAN_PACKAGES, HostPrebuiltSteps::ETC_HOSTS_PATH, HostPrebuiltSteps::ETC_HOSTS_PATH_SOLARIS, HostPrebuiltSteps::IPS_PKG_REPO, HostPrebuiltSteps::NTPSERVER, HostPrebuiltSteps::ROOT_KEYS_SCRIPT, HostPrebuiltSteps::ROOT_KEYS_SYNC_CMD, HostPrebuiltSteps::SLEEPWAIT, HostPrebuiltSteps::SLES_PACKAGES, HostPrebuiltSteps::TRIES, HostPrebuiltSteps::UNIX_PACKAGES, HostPrebuiltSteps::WINDOWS_PACKAGES

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Hypervisor

#configure, create, #generate_host_name, #proxy_package_manager, #validate

Methods included from HostPrebuiltSteps

#add_el_extras, #additive_hash_merge, #apt_get_update, #check_and_install_packages_if_needed, #construct_env, #copy_file_to_remote, #copy_ssh_to_root, #disable_iptables, #disable_se_linux, #echo_on_host, #enable_root_login, #epel_info_for, #get_domain_name, #get_ip, #hack_etc_hosts, #package_proxy, #proxy_config, #set_env, #set_etc_hosts, #sync_root_keys, #timesync, #validate_host

Methods included from DSL::Patterns

#block_on

Constructor Details

#initialize(vagrant_hosts, options) ⇒ Vagrant

Returns a new instance of Vagrant.



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# File 'lib/beaker/hypervisor/vagrant.rb', line 104

def initialize(vagrant_hosts, options)
  require 'tempfile'
  @options = options
  @logger = options[:logger]
  @temp_files = []
  @hosts = vagrant_hosts
  @vagrant_path = File.expand_path(File.join(File.basename(__FILE__), '..', '.vagrant', 'beaker_vagrant_files', File.basename(options[:hosts_file])))
  FileUtils.mkdir_p(@vagrant_path)
  @vagrant_file = File.expand_path(File.join(@vagrant_path, "Vagrantfile"))

end

Class Method Details

.provider_vfile_section(host, options) ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 59

def self.provider_vfile_section host, options
  # Backwards compatibility; default to virtualbox
  Beaker::VagrantVirtualbox.provider_vfile_section(host, options)
end

Instance Method Details

#cleanup ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 154

def cleanup
  @logger.debug "removing temporory ssh-config files per-vagrant box"
  @temp_files.each do |f|
    f.close()
  end
  @logger.notify "Destroying vagrant boxes"
  vagrant_cmd("destroy --force")
  FileUtils.rm_rf(@vagrant_path)
end

#get_ip_from_vagrant_file(hostname) ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 87

def get_ip_from_vagrant_file(hostname)
  ip = ''
  if File.file?(@vagrant_file) #we should have a vagrant file available to us for reading
    f = File.read(@vagrant_file)
    m = /#{hostname}.*?ip:\s*('|")\s*([^'"]+)('|")/m.match(f)
    if m
      ip = m[2]
      @logger.debug("Determined existing vagrant box #{hostname} ip to be: #{ip} ")
    else
      raise("Unable to determine ip for vagrant box #{hostname}")
    end
  else
    raise("No vagrant file found (should be located at #{@vagrant_file})")
  end
  ip
end

#make_vfile(hosts, options = {}) ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 21

def make_vfile hosts, options = {}
  #HACK HACK HACK - add checks here to ensure that we have box + box_url
  #generate the VagrantFile
  v_file = "Vagrant.configure(\"2\") do |c|\n"
  v_file << "  c.ssh.forward_agent = true\n" if options[:forward_ssh_agent] == true
  hosts.each do |host|
    host['ip'] ||= randip #use the existing ip, otherwise default to a random ip
    v_file << "  c.vm.define '#{host.name}' do |v|\n"
    v_file << "    v.vm.hostname = '#{host.name}'\n"
    v_file << "    v.vm.box = '#{host['box']}'\n"
    v_file << "    v.vm.box_url = '#{host['box_url']}'\n" unless host['box_url'].nil?
    v_file << "    v.vm.box_version = '#{host['box_version']}'\n" unless host['box_version'].nil?
    v_file << "    v.vm.box_check_update = '#{host['box_check_update'] ||= 'true'}'\n"
    v_file << "    v.vm.synced_folder '.', '/vagrant', disabled: true\n" if host['synced_folder'] == 'disabled'
    v_file << "    v.vm.network :private_network, ip: \"#{host['ip'].to_s}\", :netmask => \"#{host['netmask'] ||= "255.255.0.0"}\", :mac => \"#{randmac}\"\n"

    if /windows/i.match(host['platform'])
      v_file << "    v.vm.network :forwarded_port, guest: 3389, host: 3389\n"
      v_file << "    v.vm.network :forwarded_port, guest: 5985, host: 5985, id: 'winrm', auto_correct: true\n"
      v_file << "    v.vm.guest = :windows"
    end

    if /osx/i.match(host['platform'])
      v_file << "    v.vm.network 'private_network', ip: '10.0.1.10'\n"
      v_file << "    v.vm.synced_folder '.', '/vagrant', :nfs => true\n"
    end

    v_file << self.class.provider_vfile_section(host, options)

    v_file << "  end\n"
    @logger.debug "created Vagrantfile for VagrantHost #{host.name}"
  end
  v_file << "end\n"
  File.open(@vagrant_file, 'w') do |f|
    f.write(v_file)
  end
end

#provision(provider = nil) ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 116

def provision(provider = nil)
  if !@options[:provision] and !File.file?(@vagrant_file)
    raise "Beaker is configured with provision = false but no vagrant file was found at #{@vagrant_file}. You need to enable provision"
  end
  if @options[:provision]
    #setting up new vagrant hosts
    #make sure that any old boxes are dead dead dead
    vagrant_cmd("destroy --force") if File.file?(@vagrant_file)

    make_vfile @hosts, @options

    vagrant_cmd("up#{" --provider #{provider}" if provider}")
  else #set host ip of already up boxes
    @hosts.each do |host|
      host[:ip] = get_ip_from_vagrant_file(host.name)
    end
  end

  @logger.debug "configure vagrant boxes (set ssh-config, switch to root user, hack etc/hosts)"
  @hosts.each do |host|
    default_user = host['user']

    set_ssh_config host, 'vagrant'

    #copy vagrant's keys to roots home dir, to allow for login as root
    copy_ssh_to_root host, @options
    #ensure that root login is enabled for this host
     host, @options
    #shut down connection, will reconnect on next exec
    host.close

    set_ssh_config host, default_user
  end

  hack_etc_hosts @hosts, @options

end

#rand_chunk ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 13

def rand_chunk
  (2 + rand(252)).to_s #don't want a 0, 1, or a 255
end

#randip ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 17

def randip
  "10.255.#{rand_chunk}.#{rand_chunk}"
end

#randmac ⇒ String

Return a random mac address

Returns:

  • (String) —

    a random mac address



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# File 'lib/beaker/hypervisor/vagrant.rb', line 9

def randmac
  "080027" + (1..3).map{"%0.2X"%rand(256)}.join
end

#set_ssh_config(host, user) ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 64

def set_ssh_config host, user
    f = Tempfile.new("#{host.name}")
    ssh_config = Dir.chdir(@vagrant_path) do
      stdin, stdout, stderr, wait_thr = Open3.popen3('vagrant', 'ssh-config', host.name)
      if not wait_thr.value.success?
        raise "Failed to 'vagrant ssh-config' for #{host.name}"
      end
      stdout.read
    end
    #replace hostname with ip
    ssh_config = ssh_config.gsub(/Host #{host.name}/, "Host #{host['ip']}") unless not host['ip']
    if host['platform'] =~ /windows/
      ssh_config = ssh_config.gsub(/127\.0\.0\.1/, host['ip']) unless not host['ip']
    end
    #set the user
    ssh_config = ssh_config.gsub(/User vagrant/, "User #{user}")
    f.write(ssh_config)
    f.rewind
    host['ssh'] = {:config => f.path()}
    host['user'] = user
    @temp_files << f
end

#vagrant_cmd(args) ⇒ Object 



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# File 'lib/beaker/hypervisor/vagrant.rb', line 164

def vagrant_cmd(args)
  Dir.chdir(@vagrant_path) do
    exit_status = 1
    Open3.popen3("vagrant #{args}") {|stdin, stdout, stderr, wait_thr|
      while line = stdout.gets
        @logger.info(line)
      end
      if not wait_thr.value.success?
        raise "Failed to exec 'vagrant #{args}'. Error was #{stderr.read}"
      end
      exit_status = wait_thr.value
    }
    if exit_status != 0
      raise "Failed to execute vagrant_cmd ( #{args} ). Error was #{stderr.read}"
    end
  end
end