Class: Eclair::EC2Item

Inherits:
Item
  • Object
show all
Defined in:
lib/eclair/providers/ec2/ec2_item.rb

Instance Attribute Summary collapse

Attributes inherited from Item

#selected, #visible

Instance Method Summary collapse

Methods inherited from Item

#select, #title, #toggle_select

Methods included from ConfigHelper

#config

Constructor Details

#initialize(instance) ⇒ EC2Item

Returns a new instance of EC2Item.



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 12

def initialize instance
  super()
  @instance = instance
end

Instance Attribute Details

#instance ⇒ Object (readonly)

Returns the value of attribute instance.



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 10

def instance
  @instance
end

Instance Method Details

#color ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 21

def color
  if @selected
    [Curses::COLOR_YELLOW, -1, Curses::A_BOLD]
  elsif !connectable?
    [Curses::COLOR_BLACK, -1, Curses::A_BOLD]
  else
    [Curses::COLOR_WHITE, -1]
  end
end

#command ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 31

def command
  hosts = [@instance.public_ip_address, @instance.private_ip_address].compact
  ports = config.ssh_ports
  ssh_options = config.ssh_options
  ssh_command = config.ssh_command
  username = config.ssh_username.call(image)
  key_cmd = config.ssh_keys[@instance.key_name] ? "-i #{config.ssh_keys[@instance.key_name]}" : ""
  format = config.exec_format

  joined_cmd = hosts.map do |host|
    ports.map do |port|
      {
        "{ssh_command}" => ssh_command,
        "{ssh_options}" => ssh_options,
        "{port}"        => port,
        "{ssh_key}"     => key_cmd,
        "{username}"    => username,
        "{host}"        => host,
      }.reduce(format) { |cmd,pair| cmd.sub(pair[0],pair[1].to_s) }
    end
  end.join(" || ")
  # puts joined_cmd
  "echo Attaching to #{Shellwords.escape(name)} \\[#{@instance.instance_id}\\] && #{joined_cmd}"
end

#connectable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 83

def connectable?
  ![32, 48, 80].include?(@instance.state[:code])
end

#header ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 64

def header
  <<-EOS
  #{name} (#{@instance.instance_id}) [#{@instance.state[:name]}] #{@instance.private_ip_address}
  launched at #{@instance.launch_time.to_time}
  EOS
end

#id ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 17

def id
  @instance.id
end

#image ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 56

def image
  @image ||= provider.find_image_by_id(@instance.image_id)
end

#info ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 75

def info
  {
    instance: @instance,
    image: provider.image_loaded? ? image : "ami info not loaded yet",
    security_groups: provider.security_group_loaded? ? security_groups : "sg info not loaded yet",
  }
end

#label ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 71

def label
  " - #{name} [#{launched_at}]"
end

#name ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 87

def name
  return @name if @name
  begin
    tag = @instance.tags.find{|t| t.key == "Name"}
    @name = tag ? tag.value : "noname"
  rescue
    @name = "terminated"
  end
end

#search_key ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 101

def search_key
  name.downcase
end

#security_groups ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 97

def security_groups
  @security_groups ||= @instance.security_groups.map{|sg| provider.find_security_group_by_id(sg.group_id)}
end

#vpc ⇒ Object 



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# File 'lib/eclair/providers/ec2/ec2_item.rb', line 60

def vpc
  @vpc ||= provider.find_vpc_by_id(@instance.vpc_id)
end