Class: Chef::Knife::OvhPccVmClone

Inherits:
Chef::Knife show all
Includes:
OvhBase
Defined in:
lib/chef/knife/ovh_pcc_vm_clone.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from OvhBase

#fatal_exit, #find_all_in_folders, #find_in_folders, #get_folders, #get_vim_connection, included

Instance Attribute Details

#initial_sleep_delayObject

Returns the value of attribute initial_sleep_delay.



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# File 'lib/chef/knife/ovh_pcc_vm_clone.rb', line 33

def initial_sleep_delay
  @initial_sleep_delay
end

Instance Method Details

#locate_config_value(key) ⇒ Object



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# File 'lib/chef/knife/ovh_pcc_vm_clone.rb', line 98

def locate_config_value(key)
  key = key.to_sym
  Chef::Config[:knife][key] || config[key]
end

#runObject

Run !



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# File 'lib/chef/knife/ovh_pcc_vm_clone.rb', line 132

def run
    
  $stdout.sync = true
    
  vmname = @name_args[0]
    
  if vmname.nil?
    show_usage
    fatal_exit("You must specify a virtual machine name")
  end
    
  template = @name_args[1]
  if template.nil?
    show_usage
    fatal_exit("You must specify a template name")
  end
    
  vim = get_vim_connection
    
  dcname = config[:vsphere_dc] || Chef::Config[:knife][:vsphere_dc]
  dc = vim.serviceInstance.find_datacenter(dcname) or abort "datacenter not found"
    
  hosts = find_all_in_folders(dc.hostFolder, RbVmomi::VIM::ComputeResource)
  rp = hosts.first.resourcePool
    
  src_vm = find_in_folders(dc.vmFolder, RbVmomi::VIM::VirtualMachine, template) or
  abort "VM/Template not found"
    
  # kroknet - <[email protected]>
  # Fix to handle the vm creation with many parameters 
    
  fixed_name = RbVmomi::VIM.CustomizationFixedName
  fixed_name.name = config[:customization_hostname]
    
  # Global settings 
  vm_dns = RbVmomi::VIM.CustomizationGlobalIPSettings                                                                                                 
    
  my_dns    = config[:customization_dns].split(',');
  my_suffix = config[:customization_domain].split(',');
    
  vm_dns.dnsServerList = my_dns
  vm_dns.dnsSuffixList = my_suffix
    
  # Who am i ?
  identity_settings  = RbVmomi::VIM.CustomizationLinuxPrep
    
  identity_settings.hostName   = fixed_name
  identity_settings.domain     = config[:customization_domain]
  identity_settings.hwClockUTC = false
  identity_settings.timeZone   = 'Europe/Paris'
    
  cidr_ip = NetAddr::CIDR.create(config[:customization_ip])
    
  # IP
  vm_ip = RbVmomi::VIM::CustomizationFixedIp(:ipAddress => cidr_ip.ip)
    
  # IPV4 Settings eth0
  vm_ip_settings = RbVmomi::VIM.CustomizationIPSettings
    
  my_gw =  config[:customization_gw].split(',');
    
  vm_ip_settings.ip            = vm_ip
  vm_ip_settings.subnetMask    = config[:customization_netmask]
  vm_ip_settings.dnsServerList = my_dns
  vm_ip_settings.gateway       = my_gw
  vm_ip_settings.dnsDomain     = config[:customization_domain] 
    
  #adapter mapping 
  adapter_mapping = RbVmomi::VIM.CustomizationAdapterMapping
  adapter_mapping.adapter = vm_ip_settings
    
  customization_spec = RbVmomi::VIM.CustomizationSpec
    
  multi_nic = [ adapter_mapping ]
    
  customization_spec.globalIPSettings = vm_dns
  customization_spec.identity         = identity_settings
  customization_spec.nicSettingMap    = multi_nic
    
  rspec = RbVmomi::VIM.VirtualMachineRelocateSpec(:pool => rp)
    
  clone_spec = RbVmomi::VIM.VirtualMachineCloneSpec(:customization => customization_spec,
                                                    :location      => rspec,
                                                    :powerOn       => false,
                                                    :template      => false)
    
  task = src_vm.CloneVM_Task(:folder => src_vm.parent, :name => vmname, :spec => clone_spec)
  puts "Cloning template #{template} to new VM #{vmname}"
  task.wait_for_completion
  puts "Finished creating virtual machine #{vmname}"
    
  if config[:power]
      vm = find_in_folders(dc.vmFolder, RbVmomi::VIM::VirtualMachine, vmname) or
      fatal_exit("VM #{vmname} not found")
      vm.PowerOnVM_Task.wait_for_completion
      puts "Powered on virtual machine #{vmname}"
        
      # TODO:
      #  Fix this crappy stuff - while loop is used 
      #   to ensure the hostname is well done updated by the the tools 
      #   should be nice to ask francois from ovh to figured out if one method exist to deal with this corner case
      #
      print "\n#{ui.color("Waiting for server", :magenta)}"
      
      while vm.guest.hostName != vmname
          print(".")    
          sleep 2
      end
        
      puts("\n")
      print "\n#{ui.color("VM #{vmname} - Ready - Starting chef bootstrap", :magenta)}"
      puts("\n")
      print "\n#{ui.color("As to bootstrap chef we need a ssh conn - lets check for it", :magenta)}"
      
      #or fatal_exit( "\n#{ui.color("No way to connect the remote server via SSH - IP : #{cidr_ip.ip} - If use used a private IP, ensure a vpn connection exist", :magenta)}" )
      
      print "." until tcp_test_ssh(config[:customization_ip]) {
        bootstrap = Chef::Knife::Bootstrap.new
        bootstrap.name_args = [cidr_ip.ip]
        bootstrap.config[:run_list] = config[:run_list]
        bootstrap.config[:ssh_user] = config[:ssh_user]
        bootstrap.config[:chef_node_name] = config[:chef_node_name] 
        bootstrap.config[:bootstrap_version] = locate_config_value(:bootstrap_version)
        bootstrap.config[:distro] = locate_config_value(:distro)
        bootstrap.config[:use_sudo] = true unless config[:ssh_user] == 'root'
        bootstrap.config[:environment] = config[:environment]
        
        bootstrap.run
        
        puts("\n")  
        puts("\n")
        print "\n#{ui.color("server is up and bootstraped with a chef-client", :green)}"
        puts("\n")  
                                               
      }    
  end
    
end

#tcp_test_ssh(hostname) ⇒ Object



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# File 'lib/chef/knife/ovh_pcc_vm_clone.rb', line 103

def tcp_test_ssh(hostname)
  tcp_socket = TCPSocket.new(hostname, 22)
  readable = IO.select([tcp_socket], nil, nil, 5)
  if readable
      Chef::Log.debug("sshd accepting connections on #{hostname}, banner is #{tcp_socket.gets}")
      yield
      true
      else
      false
  end
  rescue SocketError
  sleep 2
  false
  rescue Errno::ETIMEDOUT
  false
  rescue Errno::EPERM
  false
  rescue Errno::ECONNREFUSED
  sleep 2
  false
  # This happens on OVH quite often
  rescue Errno::EHOSTUNREACH
  sleep 2
  false
  ensure
  tcp_socket && tcp_socket.close
end