Class: Chef::Knife::CloudstackServerCreate

Inherits:
Chef::Knife
  • Object
show all
Includes:
CloudstackBase
Defined in:
lib/chef/knife/cloudstack_server_create.rb

Instance Method Summary collapse

Methods included from CloudstackBase

#connection, included, #locate_config_value, #msg_pair, #validate!

Instance Method Details

#add_port_forward(public_start_port, public_end_port, server_id, ipaddressid, privateport) ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 288

def add_port_forward(public_start_port, public_end_port, server_id, ipaddressid, privateport)
  pfwdops = {}
  pfwdops['ipaddressid'] = ipaddressid
  pfwdops['privateport'] = privateport
  pfwdops['protocol'] = "TCP"
  pfwdops['virtualmachineid'] = server_id
  pfwdops['openfirewall'] = "true"
  pfwdops['publicport'] = public_start_port
  pfwdops['publicendport'] = public_end_port
  rule_create_job = connection.create_port_forwarding_rule(pfwdops)
  print "#{ui.color("Creating port forwarding rule.", :cyan)}"
  while (@connection.query_async_job_result({'jobid' => rule_create_job['createportforwardingruleresponse']['jobid']})['queryasyncjobresultresponse'].fetch('jobstatus') == 0)
    print("#{ui.color(".", :cyan)}")
    sleep 2
  end
  print("\n")
end

#bootstrap_for_node(server, ssh_host) ⇒ Object

def bootstrap_for_node(host, user, password)



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 146

def bootstrap_for_node(server, ssh_host)
  host = server["name"]
  user = config[:ssh_user]
  password = server["password"]
  Chef::Log.debug("Bootstrap host: #{host}")
  Chef::Log.debug("Bootstrap user: #{user}")
  Chef::Log.debug("Bootstrap pass: #{password}")
  bootstrap = Chef::Knife::Bootstrap.new
  bootstrap.name_args = [ssh_host]
  bootstrap.config[:run_list] = config[:run_list]
  bootstrap.config[:ssh_user] = user
  bootstrap.config[:ssh_password] = password
  bootstrap.config[:ssh_gateway] = config[:ssh_gateway]
  bootstrap.config[:identity_file] = locate_config_value(:identity_file)
  bootstrap.config[:chef_node_name] = config[:server_name] if config[:server_name]
  bootstrap.config[:prerelease] = config[:prerelease]
  bootstrap.config[:bootstrap_version] = locate_config_value(:bootstrap_version)
  bootstrap.config[:distro] = locate_config_value(:distro)
  bootstrap.config[:use_sudo] = true
  bootstrap.config[:template_file] = locate_config_value(:template_file)
  bootstrap.config[:environment] = config[:environment]
  # may be needed for vpc_mode

  bootstrap.config[:no_host_key_verify] = config[:no_host_key_verify]
  begin
    bootstrap
  rescue
    sleep @initial_sleep_delay
    retry
  end
end

#check_port_available(public_port, ipaddressid) ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 259

def check_port_available(public_port, ipaddressid)
  Chef::Log.debug("Checking if port #{public_port} is available.")
  pubport = public_port.to_i
  port_forward_rules_query = connection.list_port_forwarding_rules({'ipaddressid' => ipaddressid })
  port_rules = port_forward_rules_query['listportforwardingrulesresponse']['portforwardingrule']
  is_available = true
  some_possible_rules = port_rules.select { |rule| rule['publicport'].to_i <= pubport }
  possible_rules = some_possible_rules.select { |rule| rule['publicendport'].to_i >= pubport }
  possible_rules.each do |rule|
    startport = rule['publicport'].to_i
    endport = rule['publicendport'].to_i
    Chef::Log.debug("Determining if #{pubport} is between #{startport} and #{endport}.")
    if (endport != startport)
      if pubport.between?(startport, endport)
        is_available = false
      else
        is_available = true
      end
    else
      if (pubport == startport)
        is_available = false
      else
        is_available = true
      end
    end
  end
  return is_available
end

#create_server_def ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 306

def create_server_def
  server_def = {
    "templateid" => locate_config_value(:cloudstack_templateid),
    "serviceofferingid" => locate_config_value(:cloudstack_serviceid),
    "zoneid" => locate_config_value(:cloudstack_zoneid)
  }

  if locate_config_value(:server_name) != nil
    server_def["displayname"] = locate_config_value(:server_name)
  end

  if locate_config_value(:host_name) != nil
    server_def["name"] = locate_config_value(:host_name)
  end

  network_ids = []
  if locate_config_value(:cloudstack_networkids) != []
    cs_networkids = locate_config_value(:cloudstack_networkids)
    cs_networkids.each do |id|
      network_ids.push(id)
    end
    server_def["networkids"] = network_ids
  end

  security_groups = []
  if locate_config_value(:cloudstack_groupids) != []
    cs_groupids = locate_config_value(:cloudstack_groupids)
    cs_groupids.each do |id|
      security_groups.push(id)
    end
    server_def["securitygroupids"] = security_groups
  elsif locate_config_value(:cloudstack_groupnames) != []
    cs_groupnames = locate_config_value(:cloudstack_groupnames)
    cs_groupnames.each do |name|
      security_groups.push(name)
    end
    server_def["securitygroupnames"] = security_groups
  end

  if locate_config_value(:keypair) != nil
    server_def["keypair"] = locate_config_value(:keypair)
  end

  if locate_config_value(:diskoffering) != nil
    server_def["diskofferingid"] = locate_config_value(:diskoffering)
  end

  if locate_config_value(:size) != nil
    server_def["size"] = locate_config_value(:size)
  end

  server_def
end

#run ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 360

def run
  $stdout.sync = true
  options = create_server_def
  Chef::Log.debug("Options: #{options} \n")

  @initial_sleep_delay = 10        
  @sshport = 22
  if locate_config_value(:ssh_port) != nil
    @sshport = locate_config_value(:ssh_port).to_i
  end

  serverdeploy = connection.deploy_virtual_machine(options)
  jobid = serverdeploy['deployvirtualmachineresponse'].fetch('jobid')

  server_start = connection.query_async_job_result('jobid'=>jobid)

  Chef::Log.debug("Job ID: #{jobid} \n")

  print "#{ui.color("Waiting for server", :magenta)}"
  while server_start['queryasyncjobresultresponse'].fetch('jobstatus') == 0
    print "#{ui.color(".", :magenta)}"
    sleep @initial_sleep_delay
    server_start = connection.query_async_job_result('jobid'=>jobid)
    Chef::Log.debug("Server_Start: #{server_start} \n")
  end
  puts "\n\n"

  if server_start['queryasyncjobresultresponse'].fetch('jobstatus') == 2
    errortext = server_start['queryasyncjobresultresponse'].fetch('jobresult').fetch('errortext')
    puts "#{ui.color("ERROR! Job failed with #{errortext}", :red)}"
  end

  if server_start['queryasyncjobresultresponse'].fetch('jobstatus') == 1

    Chef::Log.debug("Job ID: #{jobid} \n")
    Chef::Log.debug("Options: #{options} \n")
    server_start = connection.query_async_job_result('jobid'=>jobid)
    Chef::Log.debug("Server_Start: #{server_start} \n")

    @server = server_start['queryasyncjobresultresponse']['jobresult']['virtualmachine']

    server_name = @server['displayname']
    server_id = @server['name']
    server_serviceoffering = @server['serviceofferingname']
    server_template = @server['templatename']
    if @server['password'] != nil
      ssh_password = @server['password']
    else
      ssh_password = locate_config_value(:ssh_password)
    end

    ssh_user = locate_config_value(:ssh_user)

    @primary_ip = nil

    if @server['nic'].size > 0
      @primary_ip = @server['nic'].first['ipaddress']
    end

    if locate_config_value(:random_ssh_port) != nil
      public_ips = connection.list_public_ip_addresses("associatednetworkid" => @server['nic'][0]['networkid'])
      primary_public_ip_id = public_ips['listpublicipaddressesresponse']['publicipaddress'][0]['id']
      @primary_ip = public_ips['listpublicipaddressesresponse']['publicipaddress'][0]['ipaddress']
      pubport = rand(49152..65535)
      while (check_port_available(pubport, primary_public_ip_id) == false)
        pubport = rand(49152..65535)
      end
      add_port_forward(pubport, pubport, server_id, primary_public_ip_id, @sshport)
      @sshport = pubport
    end



    Chef::Log.debug("Connecting over port #{@sshport}")

    puts "\n\n"
    puts "#{ui.color("Name", :cyan)}: #{server_name}"
    puts "#{ui.color("Primary IP", :cyan)}: #{@primary_ip}"
    puts "#{ui.color("Username", :cyan)}: #{ssh_user}"
    puts "#{ui.color("Password", :cyan)}: #{ssh_password}"

    print "\n#{ui.color("Waiting for sshd", :magenta)}"
    wait_for_sshd(ssh_connect_host)

    puts("#{ui.color("Waiting for password/keys to sync.", :magenta)}")
    sleep @initial_sleep_delay
    sleep @initial_sleep_delay
    sleep @initial_sleep_delay

    Chef::Log.debug("Connnecting to #{@server} via #{ssh_connect_host} and bootstrapping Chef.")

    bootstrap_for_node(@server,ssh_connect_host).run

    Chef::Log.debug("#{@server}")

    puts "\n"
    puts "#{ui.color("Instance Name", :green)}: #{server_name}"
    puts "#{ui.color("Instance ID", :green)}: #{server_id}"
    puts "#{ui.color("Service Offering", :green)}: #{server_serviceoffering}"
    puts "#{ui.color("Template", :green)}: #{server_template}"
    puts "#{ui.color("Public IP Address", :green)}: #{@primary_ip}"
    puts "#{ui.color("Port", :green)}: #{@sshport}"
    puts "#{ui.color("User", :green)}: #{ssh_user}"
    puts "#{ui.color("Password", :green)}: #{ssh_password}"
    puts "#{ui.color("Environment", :green)}: #{config[:environment] || '_default'}"
    puts "#{ui.color("Run List", :green)}: #{config[:run_list].join(', ')}"
  end

end

#ssh_connect_host ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 225

def ssh_connect_host
  @ssh_connect_host ||= if config[:server_connect_attribute]
    server.send(config[:server_connect_attribute])
  else
    Chef::Log.debug("Connecting to #{@primary_ip}")
    @primary_ip
    # vpc_mode? ? server.private_ip_address : server.dns_name

  end
end

#tcp_test_ssh(hostname, ssh_port) ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 235

def tcp_test_ssh(hostname, ssh_port)
  Chef::Log.debug("Conecting to #{hostname} on #{ssh_port}.")
  print("#{ui.color(".", :magenta)}")
  tcp_socket = TCPSocket.new(hostname, ssh_port)
  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, Errno::ECONNREFUSED, Errno::EHOSTUNREACH, Errno::ENETUNREACH, IOError
    sleep 2
    false
  rescue Errno::EPERM, Errno::ETIMEDOUT
    false
  rescue Errno::Disconnect
    sleep @initial_sleep_delay
    retry
  ensure
  tcp_socket && tcp_socket.close
end

#tunnel_test_ssh(hostname, &block) ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 196

def tunnel_test_ssh(hostname, &block)
  gw_host, gw_user = config[:ssh_gateway].split('@').reverse
  gw_host, gw_port = gw_host.split(':')
  Chef::Log.debug("Connecting to #{hostname} via #{gw_host} over port #{gw_port}.")
  gateway = Net::SSH::Gateway.new(gw_host, gw_user, :port => gw_port || 22)
  status = false
  gateway.open(hostname, config[:ssh_port]) do |local_tunnel_port|
    status = tcp_test_ssh('localhost', local_tunnel_port, &block)
    Chef::Log.debug "Opened local port #{local_tunnel_port} to tunnel the connection."
  end
  status
  rescue SocketError, Errno::ECONNREFUSED, Errno::EHOSTUNREACH, Errno::ENETUNREACH, IOError
    sleep 2
    false
  rescue Errno::EPERM, Errno::ETIMEDOUT
    false
  rescue Errno::Disconnect
    sleep @initial_sleep_delay
    retry
end

#vpc_mode? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef/knife/cloudstack_server_create.rb', line 177

def vpc_mode?
  # Virtual Private Cloud / Isolated Networking requires a network id. If

  # present, do a few things differently

  !!locate_config_value(:cloudstack_networkids)
end

#wait_for_direct_sshd(hostname, ssh_port) ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 217

def wait_for_direct_sshd(hostname, ssh_port)
  Chef::Log.debug("Connecting directly to #{hostname} over port #{ssh_port}")
  print("#{ui.color(".", :magenta)}") until tcp_test_ssh(ssh_connect_host, ssh_port) {
    sleep @initial_sleep_delay ||= (vpc_mode? ? 40 : 10)
    puts("#{ui.color(". Done.", :magenta)}")
  }
end

#wait_for_sshd(hostname) ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 183

def wait_for_sshd(hostname)
  config[:ssh_gateway] ? wait_for_tunnelled_sshd(hostname) : wait_for_direct_sshd(hostname, @sshport)
end

#wait_for_tunnelled_sshd(hostname) ⇒ Object 



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# File 'lib/chef/knife/cloudstack_server_create.rb', line 187

def wait_for_tunnelled_sshd(hostname)
  Chef::Log.debug("Connecting to #{hostname} via wait_for_tunnelled_sshd")
  print("#{ui.color(".", :magenta)}")
  print("#{ui.color(".", :magenta)}") until tunnel_test_ssh(ssh_connect_host) {
    sleep @initial_sleep_delay ||= (vpc_mode? ? 40 : 10)
    puts("#{ui.color(". Done.", :magenta)}")
  }
end