restic/internal/restic/node_test.go
2017-10-02 15:06:39 +02:00

244 lines
6.2 KiB
Go

package restic_test
import (
"context"
"io/ioutil"
"os"
"path/filepath"
"runtime"
"testing"
"time"
"github.com/restic/restic/internal/restic"
rtest "github.com/restic/restic/internal/test"
)
func BenchmarkNodeFillUser(t *testing.B) {
tempfile, err := ioutil.TempFile("", "restic-test-temp-")
if err != nil {
t.Fatal(err)
}
fi, err := tempfile.Stat()
if err != nil {
t.Fatal(err)
}
path := tempfile.Name()
t.ResetTimer()
for i := 0; i < t.N; i++ {
restic.NodeFromFileInfo(path, fi)
}
rtest.OK(t, tempfile.Close())
rtest.RemoveAll(t, tempfile.Name())
}
func BenchmarkNodeFromFileInfo(t *testing.B) {
tempfile, err := ioutil.TempFile("", "restic-test-temp-")
if err != nil {
t.Fatal(err)
}
fi, err := tempfile.Stat()
if err != nil {
t.Fatal(err)
}
path := tempfile.Name()
t.ResetTimer()
for i := 0; i < t.N; i++ {
_, err := restic.NodeFromFileInfo(path, fi)
if err != nil {
t.Fatal(err)
}
}
rtest.OK(t, tempfile.Close())
rtest.RemoveAll(t, tempfile.Name())
}
func parseTime(s string) time.Time {
t, err := time.Parse("2006-01-02 15:04:05.999", s)
if err != nil {
panic(err)
}
return t.Local()
}
var nodeTests = []restic.Node{
{
Name: "testFile",
Type: "file",
Content: restic.IDs{},
UID: uint32(os.Getuid()),
GID: uint32(os.Getgid()),
Mode: 0604,
ModTime: parseTime("2015-05-14 21:07:23.111"),
AccessTime: parseTime("2015-05-14 21:07:24.222"),
ChangeTime: parseTime("2015-05-14 21:07:25.333"),
},
{
Name: "testSuidFile",
Type: "file",
Content: restic.IDs{},
UID: uint32(os.Getuid()),
GID: uint32(os.Getgid()),
Mode: 0755 | os.ModeSetuid,
ModTime: parseTime("2015-05-14 21:07:23.111"),
AccessTime: parseTime("2015-05-14 21:07:24.222"),
ChangeTime: parseTime("2015-05-14 21:07:25.333"),
},
{
Name: "testSuidFile2",
Type: "file",
Content: restic.IDs{},
UID: uint32(os.Getuid()),
GID: uint32(os.Getgid()),
Mode: 0755 | os.ModeSetgid,
ModTime: parseTime("2015-05-14 21:07:23.111"),
AccessTime: parseTime("2015-05-14 21:07:24.222"),
ChangeTime: parseTime("2015-05-14 21:07:25.333"),
},
{
Name: "testSticky",
Type: "file",
Content: restic.IDs{},
UID: uint32(os.Getuid()),
GID: uint32(os.Getgid()),
Mode: 0755 | os.ModeSticky,
ModTime: parseTime("2015-05-14 21:07:23.111"),
AccessTime: parseTime("2015-05-14 21:07:24.222"),
ChangeTime: parseTime("2015-05-14 21:07:25.333"),
},
{
Name: "testDir",
Type: "dir",
Subtree: nil,
UID: uint32(os.Getuid()),
GID: uint32(os.Getgid()),
Mode: 0750 | os.ModeDir,
ModTime: parseTime("2015-05-14 21:07:23.111"),
AccessTime: parseTime("2015-05-14 21:07:24.222"),
ChangeTime: parseTime("2015-05-14 21:07:25.333"),
},
{
Name: "testSymlink",
Type: "symlink",
LinkTarget: "invalid",
UID: uint32(os.Getuid()),
GID: uint32(os.Getgid()),
Mode: 0777 | os.ModeSymlink,
ModTime: parseTime("2015-05-14 21:07:23.111"),
AccessTime: parseTime("2015-05-14 21:07:24.222"),
ChangeTime: parseTime("2015-05-14 21:07:25.333"),
},
// include "testFile" and "testDir" again with slightly different
// metadata, so we can test if CreateAt works with pre-existing files.
{
Name: "testFile",
Type: "file",
Content: restic.IDs{},
UID: uint32(os.Getuid()),
GID: uint32(os.Getgid()),
Mode: 0604,
ModTime: parseTime("2005-05-14 21:07:03.111"),
AccessTime: parseTime("2005-05-14 21:07:04.222"),
ChangeTime: parseTime("2005-05-14 21:07:05.333"),
},
{
Name: "testDir",
Type: "dir",
Subtree: nil,
UID: uint32(os.Getuid()),
GID: uint32(os.Getgid()),
Mode: 0750 | os.ModeDir,
ModTime: parseTime("2005-05-14 21:07:03.111"),
AccessTime: parseTime("2005-05-14 21:07:04.222"),
ChangeTime: parseTime("2005-05-14 21:07:05.333"),
},
}
func TestNodeRestoreAt(t *testing.T) {
tempdir, err := ioutil.TempDir(rtest.TestTempDir, "restic-test-")
rtest.OK(t, err)
defer func() {
if rtest.TestCleanupTempDirs {
rtest.RemoveAll(t, tempdir)
} else {
t.Logf("leaving tempdir at %v", tempdir)
}
}()
idx := restic.NewHardlinkIndex()
for _, test := range nodeTests {
nodePath := filepath.Join(tempdir, test.Name)
rtest.OK(t, test.CreateAt(context.TODO(), nodePath, nil, idx))
if test.Type == "symlink" && runtime.GOOS == "windows" {
continue
}
if test.Type == "dir" {
rtest.OK(t, test.RestoreTimestamps(nodePath))
}
fi, err := os.Lstat(nodePath)
rtest.OK(t, err)
n2, err := restic.NodeFromFileInfo(nodePath, fi)
rtest.OK(t, err)
rtest.Assert(t, test.Name == n2.Name,
"%v: name doesn't match (%v != %v)", test.Type, test.Name, n2.Name)
rtest.Assert(t, test.Type == n2.Type,
"%v: type doesn't match (%v != %v)", test.Type, test.Type, n2.Type)
rtest.Assert(t, test.Size == n2.Size,
"%v: size doesn't match (%v != %v)", test.Size, test.Size, n2.Size)
if runtime.GOOS != "windows" {
rtest.Assert(t, test.UID == n2.UID,
"%v: UID doesn't match (%v != %v)", test.Type, test.UID, n2.UID)
rtest.Assert(t, test.GID == n2.GID,
"%v: GID doesn't match (%v != %v)", test.Type, test.GID, n2.GID)
if test.Type != "symlink" {
rtest.Assert(t, test.Mode == n2.Mode,
"%v: mode doesn't match (0%o != 0%o)", test.Type, test.Mode, n2.Mode)
}
}
AssertFsTimeEqual(t, "AccessTime", test.Type, test.AccessTime, n2.AccessTime)
AssertFsTimeEqual(t, "ModTime", test.Type, test.ModTime, n2.ModTime)
}
}
func AssertFsTimeEqual(t *testing.T, label string, nodeType string, t1 time.Time, t2 time.Time) {
var equal bool
// Go currently doesn't support setting timestamps of symbolic links on darwin and bsd
if nodeType == "symlink" {
switch runtime.GOOS {
case "darwin", "freebsd", "openbsd":
return
}
}
switch runtime.GOOS {
case "darwin":
// HFS+ timestamps don't support sub-second precision,
// see https://en.wikipedia.org/wiki/Comparison_of_file_systems
diff := int(t1.Sub(t2).Seconds())
equal = diff == 0
default:
equal = t1.Equal(t2)
}
rtest.Assert(t, equal, "%s: %s doesn't match (%v != %v)", label, nodeType, t1, t2)
}