Class: Fog::Compute::AWS::Server

Inherits:
Server show all
Extended by:
Deprecation
Defined in:
lib/fog/aws/models/compute/server.rb

Instance Attribute Summary collapse

Attributes inherited from Model

#collection, #connection

Instance Method Summary collapse

Methods included from Deprecation

deprecate, self_deprecate

Methods inherited from Server

#scp, #scp_download, #ssh

Methods inherited from Model

#inspect, #reload, #to_json, #wait_for

Methods included from Attributes::ClassMethods

#_load, #aliases, #attribute, #attributes, #identity, #ignore_attributes, #ignored_attributes

Methods included from Attributes::InstanceMethods

#_dump, #attributes, #dup, #identity, #identity=, #merge_attributes, #new_record?, #requires, #requires_one

Constructor Details

#initialize(attributes = {}) ⇒ Server

Returns a new instance of Server.



49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
 
# File 'lib/fog/aws/models/compute/server.rb', line 49

def initialize(attributes={})
  self.groups     ||= ["default"] unless (attributes[:subnet_id] || attributes[:security_group_ids])
  self.flavor_id  ||= 't1.micro'
  self.image_id   ||= begin
    self.username = 'ubuntu'
    case attributes[:connection].instance_variable_get(:@region) # Ubuntu 10.04 LTS 64bit (EBS)
    when 'ap-northeast-1'
      'ami-5e0fa45f'
    when 'ap-southeast-1'
      'ami-f092eca2'
    when 'eu-west-1'
      'ami-3d1f2b49'
    when 'us-east-1'
      'ami-3202f25b'
    when 'us-west-1'
      'ami-f5bfefb0'
    end
  end
  super
end

Instance Attribute Details

#architecture ⇒ Object

Returns the value of attribute architecture.



13
14
15
 
# File 'lib/fog/aws/models/compute/server.rb', line 13

def architecture
  @architecture
end

#instance_initiated_shutdown_behavior ⇒ Object

Returns the value of attribute instance_initiated_shutdown_behavior.



22
23
24
 
# File 'lib/fog/aws/models/compute/server.rb', line 22

def instance_initiated_shutdown_behavior
  @instance_initiated_shutdown_behavior
end

#password ⇒ Object

Returns the value of attribute password.



46
47
48
 
# File 'lib/fog/aws/models/compute/server.rb', line 46

def password
  @password
end

#private_key ⇒ Object 



117
118
119
 
# File 'lib/fog/aws/models/compute/server.rb', line 117

def private_key
  @private_key ||= private_key_path && File.read(private_key_path)
end

#private_key_path ⇒ Object 



112
113
114
115
 
# File 'lib/fog/aws/models/compute/server.rb', line 112

def private_key_path
  @private_key_path ||= Fog.credentials[:private_key_path]
  @private_key_path &&= File.expand_path(@private_key_path)
end

#public_key ⇒ Object 



126
127
128
 
# File 'lib/fog/aws/models/compute/server.rb', line 126

def public_key
  @public_key ||= public_key_path && File.read(public_key_path)
end

#public_key_path ⇒ Object 



121
122
123
124
 
# File 'lib/fog/aws/models/compute/server.rb', line 121

def public_key_path
  @public_key_path ||= Fog.credentials[:public_key_path]
  @public_key_path &&= File.expand_path(@public_key_path)
end

#username ⇒ Object 



232
233
234
 
# File 'lib/fog/aws/models/compute/server.rb', line 232

def username
  @username ||= 'root'
end

Instance Method Details

#addresses ⇒ Object 



70
71
72
73
74
 
# File 'lib/fog/aws/models/compute/server.rb', line 70

def addresses
  requires :id

  connection.addresses(:server => self)
end

#console_output ⇒ Object 



76
77
78
79
80
 
# File 'lib/fog/aws/models/compute/server.rb', line 76

def console_output
  requires :id

  connection.get_console_output(id)
end

#destroy ⇒ Object 



82
83
84
85
86
87
 
# File 'lib/fog/aws/models/compute/server.rb', line 82

def destroy
  requires :id

  connection.terminate_instances(id)
  true
end

#flavor ⇒ Object 



98
99
100
 
# File 'lib/fog/aws/models/compute/server.rb', line 98

def flavor
  @flavor ||= connection.flavors.all.detect {|flavor| flavor.id == flavor_id}
end

#flavor=(new_flavor) ⇒ Object 



94
95
96
 
# File 'lib/fog/aws/models/compute/server.rb', line 94

def flavor=(new_flavor)
  @flavor = new_flavor
end

#flavor_id ⇒ Object 



90
91
92
 
# File 'lib/fog/aws/models/compute/server.rb', line 90

def flavor_id
  @flavor && @flavor.id || attributes[:flavor_id]
end

#key_pair ⇒ Object 



102
103
104
105
106
 
# File 'lib/fog/aws/models/compute/server.rb', line 102

def key_pair
  requires :key_name

  connection.key_pairs.all(key_name).first
end

#key_pair=(new_keypair) ⇒ Object 



108
109
110
 
# File 'lib/fog/aws/models/compute/server.rb', line 108

def key_pair=(new_keypair)
  self.key_name = new_keypair && new_keypair.name
end

#monitor=(new_monitor) ⇒ Object

I tried to call it monitoring= and be smart with attributes[] but in #save a merge_attribute is called after run_instance thus making an un-necessary request. Use this until finding a clever solution



244
245
246
247
248
249
250
251
252
253
254
255
256
 
# File 'lib/fog/aws/models/compute/server.rb', line 244

def monitor=(new_monitor)
  if identity
    case new_monitor
    when true
      response = connection.monitor_instances(identity)
    when false
      response = connection.unmonitor_instances(identity)
    else
      raise ArgumentError.new("only Boolean allowed here")
    end
  end
  self.monitoring = new_monitor
end

#ready? ⇒ Boolean

Returns:

  • (Boolean) 


130
131
132
 
# File 'lib/fog/aws/models/compute/server.rb', line 130

def ready?
  state == 'running'
end

#reboot ⇒ Object 



134
135
136
137
138
 
# File 'lib/fog/aws/models/compute/server.rb', line 134

def reboot
  requires :id
  connection.reboot_instances(id)
  true
end

#save ⇒ Object

Raises:



140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
 
# File 'lib/fog/aws/models/compute/server.rb', line 140

def save
  raise Fog::Errors::Error.new('Resaving an existing object may create a duplicate') if identity
  requires :image_id

  options = {
    'BlockDeviceMapping'          => block_device_mapping,
    'ClientToken'                 => client_token,
    'InstanceInitiatedShutdownBehavior' => instance_initiated_shutdown_behavior,
    'InstanceType'                => flavor_id,
    'KernelId'                    => kernel_id,
    'KeyName'                     => key_name,
    'Monitoring.Enabled'          => monitoring,
    'Placement.AvailabilityZone'  => availability_zone,
    'Placement.GroupName'         => placement_group,
    'Placement.Tenancy'           => tenancy,
    'RamdiskId'                   => ramdisk_id,
    'SecurityGroup'               => groups,
    'SecurityGroupId'             => security_group_ids,
    'SubnetId'                    => subnet_id,
    'UserData'                    => user_data
  }
  options.delete_if {|key, value| value.nil?}

  # If subnet is defined we are working on a virtual private cloud.
  # subnet & security group cannot co-exist. I wish VPC just ignored
  # the security group parameter instead, it would be much easier!
  if subnet_id
    options.delete('SecurityGroup')
  else
    options.delete('SubnetId')
  end

  data = connection.run_instances(image_id, 1, 1, options)
  merge_attributes(data.body['instancesSet'].first)

  if tags = self.tags
    # expect eventual consistency
    Fog.wait_for { self.reload rescue nil }
    for key, value in (self.tags = tags)
      connection.tags.create(
        :key          => key,
        :resource_id  => self.identity,
        :value        => value
      )
    end
  end

  true
end

#setup(credentials = {}) ⇒ Object 



190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
 
# File 'lib/fog/aws/models/compute/server.rb', line 190

def setup(credentials = {})
  requires :public_ip_address, :username
  require 'multi_json'
  require 'net/ssh'

  commands = [
    %{mkdir .ssh},
    %{passwd -l #{username}},
    %{echo "#{MultiJson.encode(Fog::JSON.sanitize(attributes))}" >> ~/attributes.json}
  ]
  if public_key
    commands << %{echo "#{public_key}" >> ~/.ssh/authorized_keys}
  end

  # wait for aws to be ready
  Timeout::timeout(360) do
    begin
      Timeout::timeout(8) do
        Fog::SSH.new(public_ip_address, username, credentials.merge(:timeout => 4)).run('pwd')
      end
    rescue Errno::ECONNREFUSED
      sleep(2)
      retry
    rescue Net::SSH::AuthenticationFailed, Timeout::Error
      retry
    end
  end
  Fog::SSH.new(public_ip_address, username, credentials).run(commands)
end

#start ⇒ Object 



220
221
222
223
224
 
# File 'lib/fog/aws/models/compute/server.rb', line 220

def start
  requires :id
  connection.start_instances(id)
  true
end

#stop(force = false) ⇒ Object 



226
227
228
229
230
 
# File 'lib/fog/aws/models/compute/server.rb', line 226

def stop(force = false)
  requires :id
  connection.stop_instances(id, force)
  true
end

#volumes ⇒ Object 



236
237
238
239
 
# File 'lib/fog/aws/models/compute/server.rb', line 236

def volumes
  requires :id
  connection.volumes(:server => self)
end