Fix PV allocation on non-English vSphere

pkg/cloudprovider/providers/vsphere/BUILD

@@ -31,6 +31,8 @@ go_library(
         "//vendor/github.com/vmware/govmomi/vapi/tags:go_default_library",
         "//vendor/github.com/vmware/govmomi/vim25:go_default_library",
         "//vendor/github.com/vmware/govmomi/vim25/mo:go_default_library",
+        "//vendor/github.com/vmware/govmomi/vim25/soap:go_default_library",
+        "//vendor/github.com/vmware/govmomi/vim25/types:go_default_library",
         "//vendor/gopkg.in/gcfg.v1:go_default_library",
         "//vendor/k8s.io/klog:go_default_library",
     ],
@@ -41,6 +43,7 @@ go_test(
     srcs = [
         "credentialmanager_test.go",
         "vsphere_test.go",
+        "vsphere_util_test.go",
     ],
     embed = [":go_default_library"],
     deps = [
@@ -55,6 +58,7 @@ go_test(
         "//staging/src/k8s.io/client-go/informers:go_default_library",
         "//staging/src/k8s.io/client-go/kubernetes/fake:go_default_library",
         "//staging/src/k8s.io/cloud-provider:go_default_library",
+        "//vendor/github.com/vmware/govmomi:go_default_library",
         "//vendor/github.com/vmware/govmomi/lookup/simulator:go_default_library",
         "//vendor/github.com/vmware/govmomi/property:go_default_library",
         "//vendor/github.com/vmware/govmomi/simulator:go_default_library",

pkg/cloudprovider/providers/vsphere/vsphere_util.go

@@ -23,12 +23,13 @@ import (
 	"io/ioutil"
 	"os"
 	"path/filepath"
-	"regexp"
 	"strings"
 	"time"
 
 	"github.com/vmware/govmomi/vim25"
 	"github.com/vmware/govmomi/vim25/mo"
+	"github.com/vmware/govmomi/vim25/soap"
+	"github.com/vmware/govmomi/vim25/types"
 	"k8s.io/klog"
 
 	"k8s.io/api/core/v1"
@@ -325,10 +326,9 @@ func getcanonicalVolumePath(ctx context.Context, dc *vclib.Datacenter, volumePat
 			// Querying a non-existent dummy disk on the datastore folder.
 			// It would fail and return an folder ID in the error message.
 			_, err := dc.GetVirtualDiskPage83Data(ctx, dummyDiskVolPath)
+			canonicalVolumePath, err = getPathFromFileNotFound(err)
 			if err != nil {
-				re := regexp.MustCompile("File (.*?) was not found")
-				match := re.FindStringSubmatch(err.Error())
-				canonicalVolumePath = match[1]
+				return "", fmt.Errorf("failed to get path from dummy request: %v", err)
 			}
 		}
 		diskPath := vclib.GetPathFromVMDiskPath(canonicalVolumePath)
@@ -342,6 +342,19 @@ func getcanonicalVolumePath(ctx context.Context, dc *vclib.Datacenter, volumePat
 	return canonicalVolumePath, nil
 }
 
+// getPathFromFileNotFound returns the path from a fileNotFound error
+func getPathFromFileNotFound(err error) (string, error) {
+	if soap.IsSoapFault(err) {
+		fault := soap.ToSoapFault(err)
+		f, ok := fault.VimFault().(types.FileNotFound)
+		if !ok {
+			return "", fmt.Errorf("%v is not a FileNotFound error", err)
+		}
+		return f.File, nil
+	}
+	return "", fmt.Errorf("%v is not a soap fault", err)
+}
+
 func setdatastoreFolderIDMap(
 	datastoreFolderIDMap map[string]map[string]string,
 	datastore string,

pkg/cloudprovider/providers/vsphere/vsphere_util_test.go

@@ -0,0 +1,72 @@
+/*
+Copyright 2019 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package vsphere
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/vsphere/vclib"
+
+	"github.com/vmware/govmomi"
+	"github.com/vmware/govmomi/simulator"
+)
+
+func TestGetPathFromFileNotFound(t *testing.T) {
+	ctx := context.Background()
+
+	// vCenter model + initial set of objects (cluster, hosts, VMs, network, datastore, etc)
+	model := simulator.VPX()
+
+	defer model.Remove()
+	err := model.Create()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	s := model.Service.NewServer()
+	defer s.Close()
+
+	c, err := govmomi.NewClient(ctx, s.URL, true)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	vc := &vclib.VSphereConnection{Client: c.Client}
+
+	dc, err := vclib.GetDatacenter(ctx, vc, vclib.TestDefaultDatacenter)
+	if err != nil {
+		t.Errorf("failed to get datacenter: %v", err)
+	}
+
+	requestDiskPath := fmt.Sprintf("[%s] %s", vclib.TestDefaultDatastore, DummyDiskName)
+	_, err = dc.GetVirtualDiskPage83Data(ctx, requestDiskPath)
+	if err == nil {
+		t.Error("expected error when calling GetVirtualDiskPage83Data")
+	}
+
+	_, err = getPathFromFileNotFound(err)
+	if err != nil {
+		t.Errorf("expected err to be nil but was %v", err)
+	}
+
+	_, err = getPathFromFileNotFound(nil)
+	if err == nil {
+		t.Errorf("expected err when calling getPathFromFileNotFound with nil err")
+	}
+}