vendor update for CSI 0.3.0

vendor/k8s.io/kubernetes/pkg/volume/util/fs/BUILD

@@ -34,7 +34,7 @@ go_library(
             "fs_unsupported.go",
         ],
         "@io_bazel_rules_go//go/platform:windows": [
-            "fs_unsupported.go",
+            "fs_windows.go",
         ],
         "//conditions:default": [],
     }),
@@ -74,6 +74,7 @@ go_library(
             "//vendor/k8s.io/apimachinery/pkg/api/resource:go_default_library",
         ],
         "@io_bazel_rules_go//go/platform:windows": [
+            "//vendor/golang.org/x/sys/windows:go_default_library",
             "//vendor/k8s.io/apimachinery/pkg/api/resource:go_default_library",
         ],
         "//conditions:default": [],

vendor/k8s.io/kubernetes/pkg/volume/util/fs/fs.go

@@ -54,7 +54,8 @@ func FsInfo(path string) (int64, int64, int64, int64, int64, int64, error) {
 	return available, capacity, usage, inodes, inodesFree, inodesUsed, nil
 }
 
-func Du(path string) (*resource.Quantity, error) {
+// DiskUsage gets disk usage of specified path.
+func DiskUsage(path string) (*resource.Quantity, error) {
 	// Uses the same niceness level as cadvisor.fs does when running du
 	// Uses -B 1 to always scale to a blocksize of 1 byte
 	out, err := exec.Command("nice", "-n", "19", "du", "-s", "-B", "1", path).CombinedOutput()

vendor/k8s.io/kubernetes/pkg/volume/util/fs/fs_unsupported.go

@@ -1,4 +1,4 @@
-// +build !linux,!darwin
+// +build !linux,!darwin,!windows
 
 /*
 Copyright 2014 The Kubernetes Authors.
@@ -29,7 +29,8 @@ func FsInfo(path string) (int64, int64, int64, int64, int64, int64, error) {
 	return 0, 0, 0, 0, 0, 0, fmt.Errorf("FsInfo not supported for this build.")
 }
 
-func Du(path string) (*resource.Quantity, error) {
+// DiskUsage gets disk usage of specified path.
+func DiskUsage(path string) (*resource.Quantity, error) {
 	return nil, fmt.Errorf("Du not supported for this build.")
 }
 

vendor/k8s.io/kubernetes/pkg/volume/util/fs/fs_windows.go

@@ -0,0 +1,77 @@
+// +build windows
+
+/*
+Copyright 2014 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 fs
+
+import (
+	"fmt"
+	"syscall"
+	"unsafe"
+
+	"golang.org/x/sys/windows"
+
+	"k8s.io/apimachinery/pkg/api/resource"
+)
+
+var (
+	modkernel32            = windows.NewLazySystemDLL("kernel32.dll")
+	procGetDiskFreeSpaceEx = modkernel32.NewProc("GetDiskFreeSpaceExW")
+)
+
+// FSInfo returns (available bytes, byte capacity, byte usage, total inodes, inodes free, inode usage, error)
+// for the filesystem that path resides upon.
+func FsInfo(path string) (int64, int64, int64, int64, int64, int64, error) {
+	var freeBytesAvailable, totalNumberOfBytes, totalNumberOfFreeBytes int64
+	var err error
+
+	ret, _, err := syscall.Syscall6(
+		procGetDiskFreeSpaceEx.Addr(),
+		4,
+		uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(path))),
+		uintptr(unsafe.Pointer(&freeBytesAvailable)),
+		uintptr(unsafe.Pointer(&totalNumberOfBytes)),
+		uintptr(unsafe.Pointer(&totalNumberOfFreeBytes)),
+		0,
+		0,
+	)
+	if ret == 0 {
+		return 0, 0, 0, 0, 0, 0, err
+	}
+
+	return freeBytesAvailable, totalNumberOfBytes, totalNumberOfBytes - freeBytesAvailable, 0, 0, 0, nil
+}
+
+// DiskUsage gets disk usage of specified path.
+func DiskUsage(path string) (*resource.Quantity, error) {
+	_, _, usage, _, _, _, err := FsInfo(path)
+	if err != nil {
+		return nil, err
+	}
+
+	used, err := resource.ParseQuantity(fmt.Sprintf("%d", usage))
+	if err != nil {
+		return nil, fmt.Errorf("failed to parse fs usage %d due to %v", usage, err)
+	}
+	used.Format = resource.BinarySI
+	return &used, nil
+}
+
+// Always return zero since inodes is not supported on Windows.
+func Find(path string) (int64, error) {
+	return 0, nil
+}