Class: VagrantPlugins::Cloudstack::Action::RunInstance

Inherits:
Object
  • Object
show all
Includes:
Vagrant::Util::Retryable
Defined in:
lib/vagrant-cloudstack/action/run_instance.rb

Overview

This runs the configured instance.

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ RunInstance

Returns a new instance of RunInstance.



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# File 'lib/vagrant-cloudstack/action/run_instance.rb', line 12

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new("vagrant_cloudstack::action::run_instance")
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/run_instance.rb', line 17

def call(env)
  # Initialize metrics if they haven't been
  env[:metrics]         ||= {}

  # Get the domain we're going to booting up in
  domain                = env[:machine].provider_config.domain_id

  # Get the configs
  domain_config         = env[:machine].provider_config.get_domain_config(domain)
  hostname              = domain_config.name
  zone_id               = domain_config.zone_id
  zone_name             = domain_config.zone_name
  network_id            = domain_config.network_id
  network_name          = domain_config.network_name
  network_type          = domain_config.network_type
  #TODO: Fog currently does not support the project apis, when that is fixed we should add that here too.
  project_id            = domain_config.project_id
  service_offering_id   = domain_config.service_offering_id
  service_offering_name = domain_config.service_offering_name
  template_id           = domain_config.template_id
  template_name         = domain_config.template_name
  keypair               = domain_config.keypair
  pf_ip_address_id      = domain_config.pf_ip_address_id
  pf_public_port        = domain_config.pf_public_port
  pf_private_port       = domain_config.pf_private_port
  display_name          = domain_config.display_name
  group                 = domain_config.group
  security_group_ids    = domain_config.security_group_ids
  security_group_names  = domain_config.security_group_names
  security_groups       = domain_config.security_groups
  user_data             = domain_config.user_data

  # If for some reason the user have specified both network_name and network_id, take the id since that is
  # more specific than the name. But always try to fetch the name of the network to present to the user.
  if network_id.nil? and network_name
    network_id = name_to_id(env, network_name, "network")
  elsif network_id
    network_name = id_to_name(env, network_id, "network")
  end

  if zone_id.nil? and zone_name
    zone_id = name_to_id(env, zone_name, "zone", {'available' => true})
  elsif zone_id
    zone_name = id_to_name(env, zone_id, "zone", {'available' => true})
  end

  if service_offering_id.nil? and service_offering_name
    service_offering_id = name_to_id(env, service_offering_name, "service_offering")
  elsif service_offering_id
    service_offering_name = id_to_name(env, service_offering_id, "service_offering")
  end

  if template_id.nil? and template_name
    template_id = name_to_id(env, template_name, "template", {'zoneid'         => zone_id,
                                                              'templatefilter' => 'executable'})
  elsif template_id
    template_name = id_to_name(env, template_id, "template", {'zoneid'         => zone_id,
                                                              'templatefilter' => 'executable'})
  end

  # Can't use Security Group IDs and Names at the same time
  # Let's use IDs by default...
  if security_group_ids.empty? and !security_group_names.empty?
    security_group_ids = security_group_names.map { |name| name_to_id(env, name, "security_group") }
  elsif !security_group_ids.empty?
    security_group_names = security_group_ids.map { |id| id_to_name(env, id, "security_group") }
  end

  # Still no security group ids huh?
  # Let's try to create some security groups from specifcation, if provided.
  if !security_groups.empty? and security_group_ids.empty?
    security_groups.each do |security_group|
      sgname, sgid = create_security_group(env, security_group)
      security_group_names.push(sgname)
      security_group_ids.push(sgid)
    end
  end

  # If there is no keypair then warn the user
  if !keypair
    env[:ui].warn(I18n.t("vagrant_cloudstack.launch_no_keypair"))
  end

  if display_name.nil?
    local_user = ENV['USER'].dup
    local_user.gsub!(/[^-a-z0-9_]/i, "")
    prefix = env[:root_path].basename.to_s
    prefix.gsub!(/[^-a-z0-9_]/i, "")
    display_name = local_user + "_" + prefix + "_#{Time.now.to_i}"
  end

  # Launch!
  env[:ui].info(I18n.t("vagrant_cloudstack.launching_instance"))
  env[:ui].info(" -- Display Name: #{display_name}")
  env[:ui].info(" -- Group: #{group}") if group
  env[:ui].info(" -- Service offering: #{service_offering_name} (#{service_offering_id})")
  env[:ui].info(" -- Template: #{template_name} (#{template_id})")
  env[:ui].info(" -- Project UUID: #{project_id}") if project_id != nil
  env[:ui].info(" -- Zone: #{zone_name} (#{zone_id})")
  env[:ui].info(" -- Network: #{network_name} (#{network_id})") if !network_id.nil? or !network_name.nil?
  env[:ui].info(" -- Keypair: #{keypair}") if keypair
  env[:ui].info(" -- User Data: Yes") if user_data
  security_group_names.zip(security_group_ids).each do |security_group_name, security_group_id|
      env[:ui].info(" -- Security Group: #{security_group_name} (#{security_group_id})")
  end

  begin
    options = {
        :display_name => display_name,
        :group        => group,
        :zone_id      => zone_id,
        :flavor_id    => service_offering_id,
        :image_id     => template_id
    }

    if network_type == "Advanced"
      options['network_ids'] = [network_id]
    elsif network_type == "Basic"
      options['security_group_ids'] = security_group_ids
    end
    options['project_id'] = project_id if project_id != nil
    options['key_name']   = keypair if keypair != nil
    options['name']       = hostname if hostname != nil

    if user_data != nil
      options['user_data'] = Base64.urlsafe_encode64(user_data)
      if options['user_data'].length > 2048
        raise Errors::UserdataError,
              :userdataLength => options['user_data'].length
      end
    end

    server = env[:cloudstack_compute].servers.create(options)
  rescue Fog::Compute::Cloudstack::NotFound => e
    # Invalid subnet doesn't have its own error so we catch and
    # check the error message here.
    # XXX FIXME vpc?
    if e.message =~ /subnet ID/
      raise Errors::FogError,
            :message => "Subnet ID not found: #{network_id}"
    end

    raise
  rescue Fog::Compute::Cloudstack::Error => e
    raise Errors::FogError, :message => e.message
  end

  # Immediately save the ID since it is created at this point.
  env[:machine].id                     = server.id

  # Wait for the instance to be ready first
  env[:metrics]["instance_ready_time"] = Util::Timer.time do
    tries = domain_config.instance_ready_timeout / 2

    env[:ui].info(I18n.t("vagrant_cloudstack.waiting_for_ready"))
    begin
      retryable(:on => Fog::Errors::TimeoutError, :tries => tries) do
        # If we're interrupted don't worry about waiting
        next if env[:interrupted]

        # Wait for the server to be ready
        server.wait_for(2) { ready? }
      end
    rescue Fog::Errors::TimeoutError
      # Delete the instance
      terminate(env)

      # Notify the user
      raise Errors::InstanceReadyTimeout,
            timeout: domain_config.instance_ready_timeout
    end
  end

  @logger.info("Time to instance ready: #{env[:metrics]["instance_ready_time"]}")

  if pf_ip_address_id and pf_public_port and pf_private_port
    create_port_forwarding_rule(env, pf_ip_address_id,
                                pf_public_port, pf_private_port)
  end

  if !env[:interrupted]
    env[:metrics]["instance_ssh_time"] = Util::Timer.time do
      # Wait for SSH to be ready.
      env[:ui].info(I18n.t("vagrant_cloudstack.waiting_for_ssh"))
      while true
        # If we're interrupted then just back out
        break if env[:interrupted]
        break if env[:machine].communicate.ready?
        sleep 2
      end
    end

    @logger.info("Time for SSH ready: #{env[:metrics]["instance_ssh_time"]}")

    # Ready and booted!
    env[:ui].info(I18n.t("vagrant_cloudstack.ready"))
  end

  # Terminate the instance if we were interrupted
  terminate(env) if env[:interrupted]

  @app.call(env)
end

#create_port_forwarding_rule(env, pf_ip_address_id, pf_public_port, pf_private_port) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/run_instance.rb', line 267

def create_port_forwarding_rule(env, pf_ip_address_id, pf_public_port, pf_private_port)
  env[:ui].info(I18n.t("vagrant_cloudstack.creating_port_forwarding_rule"))

  begin
    response = env[:cloudstack_compute].list_public_ip_addresses({:id => pf_ip_address_id})
  rescue Fog::Compute::Cloudstack::Error => e
    raise Errors::FogError, :message => e.message
  end

  if response["listpublicipaddressesresponse"]["count"] == 0
    @logger.info("IP address #{pf_ip_address_id} not exists. Skip creating port forwarding rule.")
    env[:ui].info(I18n.t("IP address #{pf_ip_address_id} not exists. Skip creating port forwarding rule."))
    return
  end

  pf_ip_address = response["listpublicipaddressesresponse"]["publicipaddress"][0]["ipaddress"]

  env[:ui].info(" -- IP address ID: #{pf_ip_address_id}")
  env[:ui].info(" -- IP address: #{pf_ip_address}")
  env[:ui].info(" -- Public port: #{pf_public_port}")
  env[:ui].info(" -- Private port: #{pf_private_port}")

  options = {
      :ipaddressid      => pf_ip_address_id,
      :publicport       => pf_public_port,
      :privateport      => pf_private_port,
      :protocol         => "tcp",
      :virtualmachineid => env[:machine].id,
      :openfirewall     => "true"
  }

  begin
    job_id = env[:cloudstack_compute].create_port_forwarding_rule(options)["createportforwardingruleresponse"]["jobid"]
    while true
      response = env[:cloudstack_compute].query_async_job_result({:jobid => job_id})
      if response["queryasyncjobresultresponse"]["jobstatus"] != 0
        port_forwarding_rule = response["queryasyncjobresultresponse"]["jobresult"]["portforwardingrule"]
        break
      else
        sleep 2
      end
    end
  rescue Fog::Compute::Cloudstack::Error => e
    raise Errors::FogError, :message => e.message
  end

  # Save port forwarding rule id to the data dir so it can be released when the instance is destroyed
  port_forwarding_file = env[:machine].data_dir.join('port_forwarding')
  port_forwarding_file.open('w+') do |f|
    f.write(port_forwarding_rule["id"])
  end
end

#create_security_group(env, security_group) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/run_instance.rb', line 221

def create_security_group(env, security_group)
  begin
    sgid = env[:cloudstack_compute].create_security_group(:name        => security_group[:name],
                                                          :description => security_group[:description])["createsecuritygroupresponse"]["securitygroup"]["id"]
    env[:ui].info(" -- Security Group #{security_group[:name]} created with ID: #{sgid}")
  rescue Exception => e
    if e.message =~ /already exis/
      sgid = name_to_id(env, security_group[:name], "security_group")
      env[:ui].info(" -- Security Group #{security_group[:name]} found with ID: #{sgid}")
    end
  end

  # security group is created and we have it's ID
  # so we add the rules... Does it really matter if they already exist ? CLoudstack seems to take care of that!
  security_group[:rules].each do |rule|
    rule_options = {
        :securityGroupId => sgid,
        :protocol        => rule[:protocol],
        :startport       => rule[:startport],
        :endport         => rule[:endport],
        :cidrlist        => rule[:cidrlist]
    }

    # The rule[:type] is either ingress or egress, but the method call looks the same.
    # We build a dynamic method name and then send it off.
    env[:cloudstack_compute].send("authorize_security_group_#{rule[:type]}".to_sym, rule_options)
    env[:ui].info(" --- #{rule[:type].capitalize} Rule added: #{rule[:protocol]} from #{rule[:startport]} to #{rule[:endport]} (#{rule[:cidrlist]})")
  end

  # and record the security group ids for future deletion (of rules and groups if possible)
  security_groups_file = env[:machine].data_dir.join('security_groups')
  security_groups_file.open('a+') do |f|
    f.write("#{sgid}\n")
  end
  [security_group[:name], sgid]
end

#recover(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/run_instance.rb', line 258

def recover(env)
  return if env["vagrant.error"].is_a?(Vagrant::Errors::VagrantError)

  if env[:machine].provider.state.id != :not_created
    # Undo the import
    terminate(env)
  end
end

#terminate(env) ⇒ Object 



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# File 'lib/vagrant-cloudstack/action/run_instance.rb', line 320

def terminate(env)
  destroy_env = env.dup
  destroy_env.delete(:interrupted)
  destroy_env[:config_validate]       = false
  destroy_env[:force_confirm_destroy] = true
  env[:action_runner].run(Action.action_destroy, destroy_env)
end