Class: Fog::Compute::Google::Real

Inherits:
Object
  • Object
show all
Includes:
Collections
Defined in:
lib/fog/google/compute.rb,
lib/fog/google/requests/compute/get_disk.rb,
lib/fog/google/requests/compute/get_zone.rb,
lib/fog/google/requests/compute/get_image.rb,
lib/fog/google/requests/compute/get_server.rb,
lib/fog/google/requests/compute/list_disks.rb,
lib/fog/google/requests/compute/list_zones.rb,
lib/fog/google/requests/compute/delete_disk.rb,
lib/fog/google/requests/compute/get_network.rb,
lib/fog/google/requests/compute/insert_disk.rb,
lib/fog/google/requests/compute/list_images.rb,
lib/fog/google/requests/compute/delete_image.rb,
lib/fog/google/requests/compute/get_firewall.rb,
lib/fog/google/requests/compute/get_snapshot.rb,
lib/fog/google/requests/compute/insert_image.rb,
lib/fog/google/requests/compute/list_servers.rb,
lib/fog/google/requests/compute/set_metadata.rb,
lib/fog/google/requests/compute/delete_server.rb,
lib/fog/google/requests/compute/insert_server.rb,
lib/fog/google/requests/compute/list_networks.rb,
lib/fog/google/requests/compute/delete_network.rb,
lib/fog/google/requests/compute/insert_network.rb,
lib/fog/google/requests/compute/list_firewalls.rb,
lib/fog/google/requests/compute/list_snapshots.rb,
lib/fog/google/requests/compute/delete_firewall.rb,
lib/fog/google/requests/compute/insert_firewall.rb,
lib/fog/google/requests/compute/delete_operation.rb,
lib/fog/google/requests/compute/get_machine_type.rb,
lib/fog/google/requests/compute/list_machine_types.rb,
lib/fog/google/requests/compute/list_zone_operations.rb,
lib/fog/google/requests/compute/list_global_operations.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Real

Returns a new instance of Real.



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# File 'lib/fog/google/compute.rb', line 78

def initialize(options)
  base_url = 'https://www.googleapis.com/compute/'
  api_version = 'v1beta15'
  api_scope_url = 'https://www.googleapis.com/auth/compute'

  @project = options[:google_project]
  google_client_email = options[:google_client_email]
  @api_url = base_url + api_version + '/projects/'

  # NOTE: loaded here to avoid requiring this as a core Fog dependency
  begin
    require 'google/api_client'
  rescue LoadError
    Fog::Logger.warning("Please install the google-api-client gem before using this provider.")
  end
  key = ::Google::APIClient::KeyUtils.load_from_pkcs12(File.expand_path(options[:google_key_location]), 'notasecret')

  @client = ::Google::APIClient.new({
    :application_name => "fog",
    :application_version => Fog::VERSION,
  })

  @client.authorization = Signet::OAuth2::Client.new({
    :audience => 'https://accounts.google.com/o/oauth2/token',
    :auth_provider_x509_cert_url => "https://www.googleapis.com/oauth2/v1/certs",
    :client_x509_cert_url => "https://www.googleapis.com/robot/v1/metadata/x509/#{google_client_email}",
    :issuer => google_client_email,
    :scope => api_scope_url,
    :signing_key => key,
    :token_credential_uri => 'https://accounts.google.com/o/oauth2/token',
  })

  @client.authorization.fetch_access_token!
  @compute = @client.discovered_api('compute', api_version)
  @default_network = 'default'
end

Instance Attribute Details

#project ⇒ Object (readonly)

Returns the value of attribute project.



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# File 'lib/fog/google/compute.rb', line 76

def project
  @project
end

Instance Method Details

#backoff_if_unfound(&block) ⇒ Object 



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# File 'lib/fog/google/compute.rb', line 145

def backoff_if_unfound(&block)
  retries_remaining = 10
  begin
    result = block.call
  rescue Exception => msg
    if msg.to_s.include? 'was not found' and retries_remaining > 0
      retries_remaining -= 1
      sleep 0.1
      retry
    else
      raise msg
    end
  end
  result
end

#build_response(result) ⇒ Object 



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# File 'lib/fog/google/compute.rb', line 130

def build_response(result)
  response = Excon::Response.new
  response.body = Fog::JSON.decode(result.body)
  if response.body["error"]
    response.status = response.body["error"]["code"]

    response.body["error"]["errors"].each do |error|
      raise Fog::Errors::Error.new(error["message"])
    end
  else
    response.status = 200
  end
  response
end

#build_result(api_method, parameters, body_object = nil) ⇒ Object 



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# File 'lib/fog/google/compute.rb', line 115

def build_result(api_method, parameters, body_object=nil)
  if body_object
    result = @client.execute(
      :api_method => api_method,
      :parameters => parameters,
      :body_object => body_object
    )
  else
    result = @client.execute(
      :api_method => api_method,
      :parameters => parameters
    )
  end
end

#delete_disk(disk_name, zone_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/delete_disk.rb', line 15

def delete_disk(disk_name, zone_name)
  if zone_name.start_with? 'http'
    zone_name = zone_name.split('/')[-1]
  end

  api_method = @compute.disks.delete
  parameters = {
    'project' => @project,
    'disk' => disk_name,
    'zone' => zone_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#delete_firewall(firewall_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/delete_firewall.rb', line 15

def delete_firewall(firewall_name)
  api_method = @compute.firewalls.delete
  parameters = {
    'project' => @project,
    'firewall' => firewall_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#delete_image(image_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/delete_image.rb', line 15

def delete_image(image_name)
  api_method = @compute.images.delete
  parameters = {
    'project' => @project,
    'image' => image_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#delete_network(network_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/delete_network.rb', line 15

def delete_network(network_name)
  api_method = @compute.networks.delete
  parameters = {
    'project' => @project,
    'network' => network_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#delete_operation(operation_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/delete_operation.rb', line 15

def delete_operation(operation_name)
  api_method = @compute.operations.delete
  parameters = {
    'project' => @project,
    'operation' => operation_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#delete_server(server_name, zone_name = nil) ⇒ Object 



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# File 'lib/fog/google/requests/compute/delete_server.rb', line 15

def delete_server(server_name, zone_name=nil)
  if zone_name.nil?
    list_zones.body['items'].each do |zone|
      if get_server(server_name, zone['name']).status == 200
        zone_name = zone['name']
      end
    end
  else
    if zone_name.is_a? Excon::Response
      zone_name = zone_name.body["name"]
    end
  end

  api_method = @compute.instances.delete
  parameters = {
    'project' => @project,
    'zone' => zone_name,
    'instance' => server_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#format_metadata(metadata) ⇒ Object 



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# File 'lib/fog/google/requests/compute/insert_server.rb', line 15

def format_metadata(metadata)
  { "items" => metadata.map {|k,v| {"key" => k, "value" => v}} }
end

#get_disk(disk_name, zone_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/get_disk.rb', line 15

def get_disk(disk_name, zone_name)
  if zone_name.start_with? 'http'
    zone_name = zone_name.split('/')[-1]
  end

  api_method = @compute.disks.get
  parameters = {
    'project' => @project,
    'disk' => disk_name,
    'zone' => zone_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#get_firewall(firewall_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/get_firewall.rb', line 15

def get_firewall(firewall_name)
  api_method = @compute.firewalls.get
  parameters = {
    'project' => @project,
    'firewall' => firewall_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#get_image(image_name, project = @project) ⇒ Object 



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# File 'lib/fog/google/requests/compute/get_image.rb', line 15

def get_image(image_name, project=@project)
  api_method = @compute.images.get
  parameters = {
    'image' => image_name,
    'project' => project,
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#get_machine_type(machine_type_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/get_machine_type.rb', line 15

def get_machine_type(machine_type_name)
  api_method = @compute.machine_types.get
  parameters = {
    'project' => 'google',
    'machineType' => machine_type_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#get_network(network_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/get_network.rb', line 15

def get_network(network_name)
  api_method = @compute.networks.get
  parameters = {
    'project' => @project,
    'network' => network_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#get_server(server_name, zone_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/get_server.rb', line 15

def get_server(server_name, zone_name)
  if zone_name.is_a? Excon::Response
    zone = zone_name.body["name"]
  else
    zone = zone_name
  end

  api_method = @compute.instances.get
  parameters = {
    'project' => @project,
    'zone' => zone,
    'instance' => server_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#get_snapshot(snap_name, project = @project) ⇒ Object 



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# File 'lib/fog/google/requests/compute/get_snapshot.rb', line 15

def get_snapshot(snap_name, project=@project)
  if snap_name.nil?
    raise ArgumentError.new "snap_name must not be nil."
  end

  api_method = @compute.snapshots.get
  parameters = {
    'snapshot' => snap_name,
    'project'  => project,
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#get_zone(zone_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/get_zone.rb', line 15

def get_zone(zone_name)
  api_method = @compute.zones.get
  parameters = {
    'project' => @project,
    'zone' => zone_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#insert_disk(disk_name, zone_name, image_name = nil, opts = {}) ⇒ Object 



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# File 'lib/fog/google/requests/compute/insert_disk.rb', line 15

def insert_disk(disk_name, zone_name, image_name=nil, opts={})
  api_method = @compute.disks.insert
  parameters = {
    'project' => @project,
    'zone' => zone_name
  }

  if image_name
    image = images.get(image_name)
    raise ArgumentError.new('Invalid image specified') unless image
    @image_url = @api_url + image.resource_url
    parameters['sourceImage'] = @image_url
  end

  body_object = { 'name' => disk_name }

  # These must be present if image_name is not specified
  if image_name.nil?
    unless opts.has_key?('sourceSnapshot') and opts.has_key?('sizeGb')
      raise ArgumentError.new('Must specify image OR snapshot and '\
                              'disk size when creating a disk.')
    end

    body_object['sizeGb'] = opts.delete('sizeGb')

    snap = snapshots.get(opts.delete('sourceSnapshot'))
    raise ArgumentError.new('Invalid source snapshot') unless snap
    body_object['sourceSnapshot'] = @api_url + snap.resource_url
  end

  # Merge in any remaining options (only 'description' should remain)
  body_object.merge(opts)

  result = self.build_result(api_method, parameters,
                             body_object)
  response = self.build_response(result)
end

#insert_firewall(firewall_name, source_range, allowed, network = @default_network) ⇒ Object 



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# File 'lib/fog/google/requests/compute/insert_firewall.rb', line 15

def insert_firewall(firewall_name, source_range, allowed,
                    network=@default_network)
  api_method = @compute.firewalls.insert
  parameters = {
    'project' => @project,
  }
  body_object = {
    "name" => firewall_name,
    "network" => "#{@api_url}#{@project}/global/networks/#{network}",
    "sourceRanges" => source_range,
    "allowed" => allowed
  }

  result = self.build_result(api_method, parameters,
                             body_object=body_object)
  response = self.build_response(result)
end

#insert_image(image_name, options = {}) ⇒ Object 



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# File 'lib/fog/google/requests/compute/insert_image.rb', line 15

def insert_image(image_name, options={})
  api_method = @compute.images.insert

  parameters = {
    'project' => @project,
  }

  kernel_url = @api_url + 'google/global/kernels/' + \
              options.delete('preferredKernel').to_s

  body_object = {
    'sourceType'      => 'RAW',
    'name'            => image_name,
    'rawDisk'         => options.delete('rawDisk'),
    'preferredKernel' => kernel_url,
  }

  # Merge in the remaining params (only 'description' should remain)
  body_object.merge(options)

  result = self.build_result(api_method,
                             parameters,
                             body_object=body_object)
  response = self.build_response(result)
end

#insert_network(network_name, ip_range) ⇒ Object 



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# File 'lib/fog/google/requests/compute/insert_network.rb', line 15

def insert_network(network_name, ip_range)
  api_method = @compute.networks.insert
  parameters = {
    'project' => @project,
  }
  body_object = {
    'name' => network_name,
    'IPv4Range' => ip_range
  }

  result = self.build_result(api_method, parameters,
                             body_object=body_object)
  response = self.build_response(result)
end

#insert_server(server_name, zone_name, options = {}, *deprecated_args) ⇒ Object 



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# File 'lib/fog/google/requests/compute/insert_server.rb', line 19

def insert_server(server_name, zone_name, options={}, *deprecated_args)
  if deprecated_args.length > 0 or not options.is_a? Hash
    raise ArgumentError.new 'Too many parameters specified. This may be the cause of code written for an outdated'\
        ' version of fog. Usage: server_name, zone_name, [options]'
  end
  api_method = @compute.instances.insert
  parameters = {
      'project' => @project,
      'zone' => zone_name,
  }
  body_object = {:name => server_name}

  if options.has_key? 'image'
    image_name = options.delete 'image'
    image = images.get(image_name)
    @image_url = @api_url + image.resource_url
    body_object['image'] = @image_url
  end
  body_object['machineType'] = @api_url + @project + "/zones/#{zone_name}/machineTypes/#{options.delete 'machineType'}"
  network = nil
  if options.has_key? 'network'
    network = options.delete 'network'
  elsif @default_network
    network = @default_network
  end

  # ExternalIP is default value for server creation
  if options.has_key? 'externalIp'
    external_ip = options.delete 'externalIp'
  else
     external_ip = true
  end

  networkInterfaces = []
  if ! network.nil?
    networkInterface = { 'network' => @api_url + @project + "/global/networks/#{network}" }
    if external_ip
      networkInterface['accessConfigs'] = [{'type' => 'ONE_TO_ONE_NAT', 'name' => 'External NAT'}]
    end
    networkInterfaces <<  networkInterface
  end

  # TODO: add other networks
  body_object['networkInterfaces'] = networkInterfaces

  if options['disks']
    disks = []
    options.delete('disks').each do |disk|
      if disk.is_a? Disk
        disks << disk.get_object
      else
        disks << disk
      end
    end
    body_object['disks'] = disks
  end

  options['metadata'] = format_metadata options['metadata'] if options['metadata']

  if options['kernel']
    body_object['kernel'] = @api_url + "google/global/kernels/#{options.delete 'kernel'}"
  end
  body_object.merge! options # Adds in all remaining options that weren't explicitly handled.

  result = self.build_result(api_method, parameters,
                             body_object=body_object)
  response = self.build_response(result)
end

#list_disks(zone_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_disks.rb', line 15

def list_disks(zone_name)
  api_method = @compute.disks.list
  parameters = {
    'project' => @project,
    'zone' => zone_name
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_firewalls ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_firewalls.rb', line 15

def list_firewalls
  api_method = @compute.firewalls.list
  parameters = {
    'project' => @project
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_global_operations ⇒ Object

developers.google.com/compute/docs/reference/latest/globalOperations



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# File 'lib/fog/google/requests/compute/list_global_operations.rb', line 16

def list_global_operations
  api_method = @compute.global_operations.list
  parameters = {
    'project' => @project
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_images(project = nil) ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_images.rb', line 15

def list_images(project=nil)
  api_method = @compute.images.list
  project=@project if project.nil?
  parameters = {
    'project' => project
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_machine_types(zone_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_machine_types.rb', line 15

def list_machine_types(zone_name)
  api_method = @compute.machine_types.list
  parameters = {
    'project' => @project,
    'zone' => zone_name,
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_networks ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_networks.rb', line 15

def list_networks
  api_method = @compute.networks.list
  parameters = {
    'project' => @project
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_servers(zone_name) ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_servers.rb', line 15

def list_servers(zone_name)
  api_method = @compute.instances.list
  parameters = {
    'project' => @project,
    'zone' => zone_name,
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_snapshots(project = nil) ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_snapshots.rb', line 15

def list_snapshots(project=nil)
  api_method = @compute.snapshots.list
  project=@project if project.nil?
  parameters = {
    'project' => project
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_zone_operations(zone) ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_zone_operations.rb', line 15

def list_zone_operations(zone)
  api_method = @compute.zone_operations.list
  parameters = {
    'zone' => zone,
    'project' => @project,
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#list_zones ⇒ Object 



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# File 'lib/fog/google/requests/compute/list_zones.rb', line 15

def list_zones
  api_method = @compute.zones.list
  parameters = {
    'project' => @project
  }

  result = self.build_result(api_method, parameters)
  response = self.build_response(result)
end

#set_metadata(instance, zone, metadata = {}) ⇒ Object 



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# File 'lib/fog/google/requests/compute/set_metadata.rb', line 15

def set_metadata(instance, zone, metadata={})
  api_method = @compute.instance.set_metadata
  parameters = {
    'project' => @project,
    'instance' => instance,
    'zone' => zone,
  }
  body_object = {
    "items" => metadata.to_a.map {|pair| { :key => pair[0], :value => pair[1] } }
  }
  result = self.build_result(
    api_method,
    parameters,
    body_object=body_object)
  response = self.build_response(result)
end