Add create_network and delete_network to CPI methods

lib/bosh/cpi/cli.rb

@@ -23,6 +23,8 @@ class Bosh::Cpi::Cli
     resize_disk
     ping
     calculate_vm_cloud_properties
+    create_network
+    delete_network
   ).freeze
 
   RPC_METHOD_TO_RUBY_METHOD = {

lib/cloud_v1.rb

@@ -240,6 +240,25 @@ def calculate_vm_cloud_properties(vm_properties)
       not_implemented(:calculate_vm_cloud_properties)
     end
 
+    ##
+    # Creates a network that will be used to place VMs on.
+    #
+    # @param [Hash] network_definition properties required for creating network.
+    #               may contain range and gateway keys. Has to have cloud_properties - properties required for creating
+    #               this network  specific to a CPI
+    # @return [Hash] network_cid key has unique id of network, cloud_properties are properties required for placing VMs
+    def create_network(network_definition)
+      not_implemented(:create_network)
+    end
+
+    ##
+    # Deletes network by given network_id
+    # @param [String] network_id of network to delete
+    # @return [void]
+    def delete_network(network_id)
+      not_implemented(:delete_network)
+    end
+
     private
 
     def not_implemented(method)

spec/unit/cpi/cli_spec.rb

@@ -517,6 +517,50 @@ def make_result_regexp(result,  error = 'null', log_string = 'fake-log')
       end
     end
 
+    describe 'create_network' do
+      let(:network_definition) {
+        { 'range' => '192.68.1.1' }
+      }
+      let(:created_network) {
+        [ 'network-cid', {}, {cloud_properties: {}} ]
+      }
+      it 'takes json and calls specified method on the cpi' do
+        expect(cpi).to(receive(:create_network).
+            with(network_definition)).
+            and_return([created_network])
+
+        subject.run <<-JSON
+          {
+            "method": "create_network",
+            "arguments": [ {"range": "192.68.1.1"} ],
+            "context" : { "director_uuid" : "abc" }
+          }
+        JSON
+
+        expect(result_io.string).to match('network-cid')
+      end
+    end
+
+    describe 'delete_network' do
+      let(:network_id) { 'network-id' }
+
+      it 'takes json and calls specified method on the cpi' do
+        expect(cpi).to(receive(:delete_network).
+            with('network-id')) { logs_io.write('fake-log') }.
+            and_return(nil)
+
+
+        subject.run <<-JSON
+          {
+            "method": "delete_network",
+            "arguments": [ "network-id" ],
+            "context" : { "director_uuid" : "abc" }
+          }
+        JSON
+        expect(result_io.string).to match(make_result_regexp(nil))
+      end
+    end
+
     context 'when request json cannot be parsed' do
       it 'returns invalid_call error' do
         subject.run('invalid-json')