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minio/pkg/x/os/stat_windows_test.go

212 lines
4.7 KiB

// +build windows
/*
* Minio Cloud Storage, (C) 2017 Minio, Inc.
*
* 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 os
import (
"io/ioutil"
os1 "os"
"path/filepath"
"syscall"
"testing"
"unsafe"
)
var (
modnetapi32 = syscall.NewLazyDLL("netapi32.dll")
procNetShareAdd = modnetapi32.NewProc("NetShareAdd")
procNetShareDel = modnetapi32.NewProc("NetShareDel")
)
func netShareAdd(serverName *uint16, level uint32, buf *byte, parmErr *uint16) (neterr error) {
r0, _, _ := syscall.Syscall6(procNetShareAdd.Addr(), 4, uintptr(unsafe.Pointer(serverName)), uintptr(level), uintptr(unsafe.Pointer(buf)), uintptr(unsafe.Pointer(parmErr)), 0, 0)
if r0 != 0 {
neterr = syscall.Errno(r0)
}
return
}
func netShareDel(serverName *uint16, netName *uint16, reserved uint32) (neterr error) {
r0, _, _ := syscall.Syscall(procNetShareDel.Addr(), 3, uintptr(unsafe.Pointer(serverName)), uintptr(unsafe.Pointer(netName)), uintptr(reserved))
if r0 != 0 {
neterr = syscall.Errno(r0)
}
return
}
type shareInfo2 struct {
Netname *uint16
Type uint32
Remark *uint16
Permissions uint32
MaxUses uint32
CurrentUses uint32
Path *uint16
Passwd *uint16
}
func sameFile(fi1, fi2 os1.FileInfo) bool {
fii1, ok1 := fi1.(*fileStat)
fii2, ok2 := fi2.(*fileStat)
if !ok1 || !ok2 {
return false
}
return fii1.vol == fii2.vol && fii1.idxhi == fii2.idxhi && fii1.idxlo == fii2.idxlo
}
func TestNetworkSymbolicLink(t *testing.T) {
// Skipping this test for now - appveyor builds are failing.
t.Skip()
dir, err := ioutil.TempDir("", "TestNetworkSymbolicLink")
if err != nil {
t.Fatal(err)
}
defer os1.RemoveAll(dir)
oldwd, err := os1.Getwd()
if err != nil {
t.Fatal(err)
}
err = os1.Chdir(dir)
if err != nil {
t.Fatal(err)
}
defer os1.Chdir(oldwd)
shareName := "GoSymbolicLinkTestShare" // hope no conflicts.
sharePath := filepath.Join(dir, shareName)
testDir := "TestDir"
err = os1.MkdirAll(filepath.Join(sharePath, testDir), 0777)
if err != nil {
t.Fatal(err)
}
wShareName, err := syscall.UTF16PtrFromString(shareName)
if err != nil {
t.Fatal(err)
}
wSharePath, err := syscall.UTF16PtrFromString(sharePath)
if err != nil {
t.Fatal(err)
}
p := shareInfo2{
Netname: wShareName,
Type: 0x00, // STYPE_DISKTREE
Remark: nil,
Permissions: 0,
MaxUses: 1,
CurrentUses: 0,
Path: wSharePath,
Passwd: nil,
}
err = netShareAdd(nil, 2, (*byte)(unsafe.Pointer(&p)), nil)
if err != nil {
if err == syscall.ERROR_ACCESS_DENIED {
t.Skip("you don't have enough privileges to add network share")
}
t.Fatal(err)
}
defer func() {
err := netShareDel(nil, wShareName, 0)
if err != nil {
t.Fatal(err)
}
}()
UNCPath := `\\localhost\` + shareName + `\`
fi1, err := Stat(sharePath)
if err != nil {
t.Fatal(err)
}
fi2, err := Stat(UNCPath)
if err != nil {
t.Fatal(err)
}
if !sameFile(fi1, fi2) {
t.Fatalf("%q and %q should be the same directory, but not", sharePath, UNCPath)
}
target := filepath.Join(UNCPath, testDir)
link := "link"
err = os1.Symlink(target, link)
if err != nil {
t.Fatal(err)
}
defer os1.Remove(link)
got, err := os1.Readlink(link)
if err != nil {
t.Fatal(err)
}
if got != target {
t.Errorf(`os1.Readlink("%s"): got %v, want %v`, link, got, target)
}
}
func TestShareNotExistError(t *testing.T) {
if testing.Short() {
t.Skip("slow test that uses network; skipping")
}
_, err := Stat(`\\no_such_server\no_such_share\no_such_file`)
if err == nil {
t.Fatal("Stat succeeded, but expected to fail")
}
if !os1.IsNotExist(err) {
t.Fatalf("os1.Stat failed with %q, but os1.IsNotExist(err) is false", err)
}
}
func TestStatPagefile(t *testing.T) {
_, err := Stat(`c:\pagefile.sys`)
if err == nil {
return
}
if os1.IsNotExist(err) {
t.Skip(`skipping because c:\pagefile.sys is not found`)
}
t.Fatal(err)
}
func TestStatSymlinkLoop(t *testing.T) {
err := os1.Symlink("x", "y")
if err != nil {
t.Fatal(err)
}
defer os1.Remove("y")
err = os1.Symlink("y", "x")
if err != nil {
t.Fatal(err)
}
defer os1.Remove("x")
_, err = Stat("x")
if err != nil {
if _, ok := err.(*os1.PathError); !ok {
t.Errorf("expected *PathError, got %T: %v\n", err, err)
}
}
}