Class: VagrantPlugins::OpenStack::Action::ReadSSHInfo

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-openstack-plugin/action/read_ssh_info.rb

Overview

This action reads the SSH info for the machine and puts it into the ‘:machine_ssh_info` key in the environment.

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ ReadSSHInfo 



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# File 'lib/vagrant-openstack-plugin/action/read_ssh_info.rb', line 10

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

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-openstack-plugin/action/read_ssh_info.rb', line 15

def call(env)
  env[:machine_ssh_info] = read_ssh_info(env[:openstack_compute], env[:machine], env[:floating_ip])

  @app.call(env)
end

#read_ssh_info(openstack, machine, floating_ip) ⇒ Object 



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# File 'lib/vagrant-openstack-plugin/action/read_ssh_info.rb', line 21

def read_ssh_info(openstack, machine, floating_ip)
    id = machine.id || openstack.servers.all( :name => machine.name ).first.id rescue nil
  return nil if id.nil?
  server = openstack.servers.get(id)
  if server.nil?
    # The machine can't be found
    @logger.info("Machine couldn't be found, assuming it got destroyed.")
    machine.id = nil
    return nil
  end

  config = machine.provider_config

  # Print a list of the available networks
  server.addresses.each do |network_name, network_info|
    @logger.debug("OpenStack Network Name: #{network_name}")
  end

  if config.network
    host = server.addresses[config.network].last['addr'] rescue nil
  else
    if config.address_id.to_sym == :floating_ip
      host = floating_ip
    else
      host = server.addresses[config.address_id].last['addr'] rescue nil
    end
  end

  # If host is still nil, try to find the IP address another way
  if host.nil?
    @logger.debug("Was unable to determine what network to use. Trying to find a valid IP to use.")
    if server.public_ip_addresses.length > 0
      @logger.debug("Public IP addresses available: #{server.public_ip_addresses}")
      if floating_ip
        if server.public_ip_addresses.include?(floating_ip)
          @logger.debug("Using the floating IP defined in Vagrantfile.")
          host = machine.floating_ip
        else
          @logger.debug("The floating IP that was specified is not available to this instance.")
          raise Errors::FloatingIPNotValid
        end
      else
        host = server.public_ip_address
        @logger.debug("Using the first available public IP address: #{host}.")
      end
    elsif server.private_ip_addresses.length > 0
      @logger.debug("Private IP addresses available: #{server.private_ip_addresses}")
      if config.ssh_ip_family.nil?
        host = server.private_ip_address
        @logger.debug("Using the first available private IP address: #{host}.")
      else
        for ip in server.private_ip_addresses
          addr = IPAddr.new ip
          if addr.send("#{config.ssh_ip_family}?".to_sym)
            host = ip.to_s
            @logger.debug("Using the first available #{config.ssh_ip_family} IP address: #{host}.")
            break
          end
        end
      end
    end
  end

  # If host got this far and is still nil/empty, raise an error or
  # else vagrant will try connecting to localhost which will never
  # make sense in this scenario
  if host.nil? or host.empty?
    @logger.debug("No valid SSH host could be found.")
    raise Errors::SSHNoValidHost
  end

  # Read the DNS info
  return {
    # Usually there should only be one public IP
    :host => host,
    :port => 22,
    :username => config.ssh_username
  }
end