Add a new example for attached non-boot disks

Author: Temikus

examples/create_instance_with_attached_disk.rb

@@ -0,0 +1,53 @@
+# All examples presume that you have a ~/.fog credentials file set up.
+# More info on it can be found here: http://fog.io/about/getting_started.html
+
+require "bundler"
+Bundler.require(:default, :development)
+
+def example
+  p "Connecting to Google API"
+  connection = Fog::Compute.new(:provider => "Google")
+
+  p "Creating disk"
+  disk = connection.disks.create(
+    :name => "fog-smoke-test-#{Time.now.to_i}",
+    :size_gb => 10,
+    :zone => "us-central1-f",
+    :source_image => "debian-9-stretch-v20180611"
+  )
+
+  p "Creating a second disk"
+  attached_disk = connection.disks.create(
+    :name => "fog-smoke-test-#{Time.now.to_i}",
+    :size_gb => 10,
+    :zone => "us-central1-f"
+  )
+
+  p "Waiting for disks to be ready"
+  disk.wait_for { ready? }
+  attached_disk.wait_for { ready? }
+
+  p "Creating a server"
+  server = connection.servers.create(
+    :name => "fog-smoke-test-#{Time.now.to_i}",
+    :disks => [disk.attached_disk_obj(boot: true),
+               attached_disk.attached_disk_obj(boot: false,
+                                               auto_delete: true)],
+    :machine_type => "n1-standard-1",
+    :private_key_path => File.expand_path("~/.ssh/id_rsa"),
+    :public_key_path => File.expand_path("~/.ssh/id_rsa.pub"),
+    :zone => "us-central1-f",
+    # Will be simplified, see https://github.com/fog/fog-google/issues/360
+    :network_interfaces => [{ :network => "global/networks/default",
+                              :access_configs => [{
+                                :name => "External NAT",
+                                :type => "ONE_TO_ONE_NAT"
+                              }] }],
+    :username => ENV["USER"]
+  )
+
+  p "Deleting server"
+  raise "Could not delete server." unless server.destroy
+end
+
+example