Add API client for Azure custom vnet (#271)

* Update vendor for azure vent support

* Add support for Azure custom vnets.

Use pointers intead of values. This allows the client to pass back
returned data from Azure.

providers/azure/client/network/profile_test.go

@@ -0,0 +1,78 @@
+package network
+
+import (
+	"path"
+	"testing"
+)
+
+func TestCreateGetProfile(t *testing.T) {
+	c := newTestClient(t)
+	ensureVnet(t, t.Name())
+
+	subnet := &Subnet{
+		Name: t.Name(),
+		Properties: &SubnetProperties{
+			AddressPrefix: "10.0.0.0/24",
+		},
+	}
+	if err := c.CreateOrUpdateSubnet(resourceGroup, t.Name(), subnet); err != nil {
+		t.Fatal(err)
+	}
+	p := &Profile{
+		Name:     t.Name(),
+		Type:     "Microsoft.Network/networkProfiles",
+		Location: location,
+		Properties: ProfileProperties{
+			ContainerNetworkInterfaceConfigurations: []InterfaceConfiguration{
+				{
+					Name: "eth0",
+					Properties: InterfaceConfigurationProperties{
+						IPConfigurations: []IPConfiguration{
+							{
+								Name: "ipconfigprofile1",
+								Properties: IPConfigurationProperties{
+									Subnet: ID{
+										ID: subnet.ID,
+									},
+								},
+							},
+						},
+					},
+				},
+			},
+		},
+	}
+
+	if err := c.CreateOrUpdateProfile(resourceGroup, p); err != nil {
+		t.Fatal(err)
+	}
+
+	p2, err := c.GetProfile(resourceGroup, p.Name)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(p2.Properties.ContainerNetworkInterfaceConfigurations) != 1 {
+		t.Fatalf("got unexpected profile properties: %+v", p2.Properties)
+	}
+	if len(p2.Properties.ContainerNetworkInterfaceConfigurations[0].Properties.IPConfigurations) != 1 {
+		t.Fatalf("got unexpected profile IP configuration: %+v", p2.Properties.ContainerNetworkInterfaceConfigurations[0].Properties.IPConfigurations)
+	}
+	if p2.Properties.ContainerNetworkInterfaceConfigurations[0].Properties.IPConfigurations[0].Properties.Subnet.ID != subnet.ID {
+		t.Fatal("got unexpected subnet")
+	}
+
+	subnet, err = c.GetSubnet(resourceGroup, t.Name(), t.Name())
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(subnet.Properties.IPConfigurationProfiles) != 1 {
+		t.Fatalf("got unexpected subnet IP configuration profiles: %+v", subnet.Properties.IPConfigurationProfiles)
+	}
+
+	expected := path.Join(p2.ID, "containerNetworkInterfaceConfigurations/eth0/ipConfigurations/ipconfigprofile1")
+	if subnet.Properties.IPConfigurationProfiles[0].ID != expected {
+		t.Fatalf("got unexpected profile, expected:\n\t%s, got:\n\t%s", expected, subnet.Properties.IPConfigurationProfiles[0].ID)
+	}
+}