mirror of
https://github.com/restic/restic.git
synced 2024-12-22 15:57:07 +00:00
327 lines
9.6 KiB
Go
327 lines
9.6 KiB
Go
package fs
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import (
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"fmt"
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"os"
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"path/filepath"
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"reflect"
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"runtime"
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"strings"
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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"github.com/restic/restic/internal/errors"
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"github.com/restic/restic/internal/restic"
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"github.com/restic/restic/internal/test"
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rtest "github.com/restic/restic/internal/test"
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)
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func BenchmarkNodeFillUser(t *testing.B) {
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tempfile, err := os.CreateTemp("", "restic-test-temp-")
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if err != nil {
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t.Fatal(err)
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}
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fi, err := tempfile.Stat()
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if err != nil {
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t.Fatal(err)
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}
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path := tempfile.Name()
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fs := Local{}
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t.ResetTimer()
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for i := 0; i < t.N; i++ {
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_, err := fs.NodeFromFileInfo(path, fi, false)
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rtest.OK(t, err)
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}
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rtest.OK(t, tempfile.Close())
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rtest.RemoveAll(t, tempfile.Name())
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}
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func BenchmarkNodeFromFileInfo(t *testing.B) {
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tempfile, err := os.CreateTemp("", "restic-test-temp-")
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if err != nil {
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t.Fatal(err)
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}
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fi, err := tempfile.Stat()
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if err != nil {
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t.Fatal(err)
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}
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path := tempfile.Name()
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fs := Local{}
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t.ResetTimer()
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for i := 0; i < t.N; i++ {
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_, err := fs.NodeFromFileInfo(path, fi, false)
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if err != nil {
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t.Fatal(err)
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}
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}
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rtest.OK(t, tempfile.Close())
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rtest.RemoveAll(t, tempfile.Name())
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}
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func parseTime(s string) time.Time {
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t, err := time.Parse("2006-01-02 15:04:05.999", s)
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if err != nil {
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panic(err)
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}
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return t.Local()
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}
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var nodeTests = []restic.Node{
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{
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Name: "testFile",
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Type: restic.NodeTypeFile,
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Content: restic.IDs{},
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0604,
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ModTime: parseTime("2015-05-14 21:07:23.111"),
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AccessTime: parseTime("2015-05-14 21:07:24.222"),
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ChangeTime: parseTime("2015-05-14 21:07:25.333"),
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},
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{
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Name: "testSuidFile",
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Type: restic.NodeTypeFile,
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Content: restic.IDs{},
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0755 | os.ModeSetuid,
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ModTime: parseTime("2015-05-14 21:07:23.111"),
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AccessTime: parseTime("2015-05-14 21:07:24.222"),
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ChangeTime: parseTime("2015-05-14 21:07:25.333"),
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},
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{
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Name: "testSuidFile2",
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Type: restic.NodeTypeFile,
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Content: restic.IDs{},
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0755 | os.ModeSetgid,
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ModTime: parseTime("2015-05-14 21:07:23.111"),
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AccessTime: parseTime("2015-05-14 21:07:24.222"),
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ChangeTime: parseTime("2015-05-14 21:07:25.333"),
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},
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{
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Name: "testSticky",
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Type: restic.NodeTypeFile,
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Content: restic.IDs{},
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0755 | os.ModeSticky,
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ModTime: parseTime("2015-05-14 21:07:23.111"),
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AccessTime: parseTime("2015-05-14 21:07:24.222"),
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ChangeTime: parseTime("2015-05-14 21:07:25.333"),
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},
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{
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Name: "testDir",
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Type: restic.NodeTypeDir,
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Subtree: nil,
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0750 | os.ModeDir,
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ModTime: parseTime("2015-05-14 21:07:23.111"),
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AccessTime: parseTime("2015-05-14 21:07:24.222"),
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ChangeTime: parseTime("2015-05-14 21:07:25.333"),
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},
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{
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Name: "testSymlink",
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Type: restic.NodeTypeSymlink,
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LinkTarget: "invalid",
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0777 | os.ModeSymlink,
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ModTime: parseTime("2015-05-14 21:07:23.111"),
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AccessTime: parseTime("2015-05-14 21:07:24.222"),
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ChangeTime: parseTime("2015-05-14 21:07:25.333"),
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},
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// include "testFile" and "testDir" again with slightly different
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// metadata, so we can test if CreateAt works with pre-existing files.
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{
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Name: "testFile",
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Type: restic.NodeTypeFile,
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Content: restic.IDs{},
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0604,
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ModTime: parseTime("2005-05-14 21:07:03.111"),
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AccessTime: parseTime("2005-05-14 21:07:04.222"),
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ChangeTime: parseTime("2005-05-14 21:07:05.333"),
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},
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{
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Name: "testDir",
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Type: restic.NodeTypeDir,
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Subtree: nil,
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0750 | os.ModeDir,
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ModTime: parseTime("2005-05-14 21:07:03.111"),
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AccessTime: parseTime("2005-05-14 21:07:04.222"),
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ChangeTime: parseTime("2005-05-14 21:07:05.333"),
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},
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{
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Name: "testXattrFile",
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Type: restic.NodeTypeFile,
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Content: restic.IDs{},
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0604,
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ModTime: parseTime("2005-05-14 21:07:03.111"),
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AccessTime: parseTime("2005-05-14 21:07:04.222"),
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ChangeTime: parseTime("2005-05-14 21:07:05.333"),
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ExtendedAttributes: []restic.ExtendedAttribute{
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{Name: "user.foo", Value: []byte("bar")},
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},
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},
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{
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Name: "testXattrDir",
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Type: restic.NodeTypeDir,
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Subtree: nil,
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0750 | os.ModeDir,
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ModTime: parseTime("2005-05-14 21:07:03.111"),
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AccessTime: parseTime("2005-05-14 21:07:04.222"),
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ChangeTime: parseTime("2005-05-14 21:07:05.333"),
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ExtendedAttributes: []restic.ExtendedAttribute{
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{Name: "user.foo", Value: []byte("bar")},
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},
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},
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{
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Name: "testXattrFileMacOSResourceFork",
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Type: restic.NodeTypeFile,
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Content: restic.IDs{},
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UID: uint32(os.Getuid()),
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GID: uint32(os.Getgid()),
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Mode: 0604,
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ModTime: parseTime("2005-05-14 21:07:03.111"),
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AccessTime: parseTime("2005-05-14 21:07:04.222"),
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ChangeTime: parseTime("2005-05-14 21:07:05.333"),
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ExtendedAttributes: []restic.ExtendedAttribute{
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{Name: "com.apple.ResourceFork", Value: []byte("bar")},
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},
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},
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}
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func TestNodeRestoreAt(t *testing.T) {
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tempdir := t.TempDir()
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for _, test := range nodeTests {
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t.Run("", func(t *testing.T) {
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var nodePath string
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if test.ExtendedAttributes != nil {
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if runtime.GOOS == "windows" {
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// In windows extended attributes are case insensitive and windows returns
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// the extended attributes in UPPER case.
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// Update the tests to use UPPER case xattr names for windows.
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extAttrArr := test.ExtendedAttributes
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// Iterate through the array using pointers
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for i := 0; i < len(extAttrArr); i++ {
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extAttrArr[i].Name = strings.ToUpper(extAttrArr[i].Name)
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}
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}
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for _, attr := range test.ExtendedAttributes {
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if strings.HasPrefix(attr.Name, "com.apple.") && runtime.GOOS != "darwin" {
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t.Skipf("attr %v only relevant on macOS", attr.Name)
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}
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}
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// tempdir might be backed by a filesystem that does not support
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// extended attributes
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nodePath = test.Name
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defer func() {
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_ = os.Remove(nodePath)
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}()
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} else {
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nodePath = filepath.Join(tempdir, test.Name)
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}
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rtest.OK(t, NodeCreateAt(&test, nodePath))
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rtest.OK(t, NodeRestoreMetadata(&test, nodePath, func(msg string) { rtest.OK(t, fmt.Errorf("Warning triggered for path: %s: %s", nodePath, msg)) }))
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fi, err := os.Lstat(nodePath)
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rtest.OK(t, err)
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fs := &Local{}
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n2, err := fs.NodeFromFileInfo(nodePath, fi, false)
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rtest.OK(t, err)
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n3, err := fs.NodeFromFileInfo(nodePath, fi, true)
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rtest.OK(t, err)
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rtest.Assert(t, n2.Equals(*n3), "unexpected node info mismatch %v", cmp.Diff(n2, n3))
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rtest.Assert(t, test.Name == n2.Name,
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"%v: name doesn't match (%v != %v)", test.Type, test.Name, n2.Name)
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rtest.Assert(t, test.Type == n2.Type,
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"%v: type doesn't match (%v != %v)", test.Type, test.Type, n2.Type)
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rtest.Assert(t, test.Size == n2.Size,
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"%v: size doesn't match (%v != %v)", test.Size, test.Size, n2.Size)
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if runtime.GOOS != "windows" {
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rtest.Assert(t, test.UID == n2.UID,
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"%v: UID doesn't match (%v != %v)", test.Type, test.UID, n2.UID)
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rtest.Assert(t, test.GID == n2.GID,
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"%v: GID doesn't match (%v != %v)", test.Type, test.GID, n2.GID)
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if test.Type != restic.NodeTypeSymlink {
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// On OpenBSD only root can set sticky bit (see sticky(8)).
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if runtime.GOOS != "openbsd" && runtime.GOOS != "netbsd" && runtime.GOOS != "solaris" && test.Name == "testSticky" {
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rtest.Assert(t, test.Mode == n2.Mode,
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"%v: mode doesn't match (0%o != 0%o)", test.Type, test.Mode, n2.Mode)
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}
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}
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}
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AssertFsTimeEqual(t, "AccessTime", test.Type, test.AccessTime, n2.AccessTime)
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AssertFsTimeEqual(t, "ModTime", test.Type, test.ModTime, n2.ModTime)
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if len(n2.ExtendedAttributes) == 0 {
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n2.ExtendedAttributes = nil
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}
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rtest.Assert(t, reflect.DeepEqual(test.ExtendedAttributes, n2.ExtendedAttributes),
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"%v: xattrs don't match (%v != %v)", test.Name, test.ExtendedAttributes, n2.ExtendedAttributes)
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})
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}
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}
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func AssertFsTimeEqual(t *testing.T, label string, nodeType restic.NodeType, t1 time.Time, t2 time.Time) {
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var equal bool
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// Go currently doesn't support setting timestamps of symbolic links on darwin and bsd
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if nodeType == restic.NodeTypeSymlink {
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switch runtime.GOOS {
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case "darwin", "freebsd", "openbsd", "netbsd", "solaris":
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return
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}
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}
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switch runtime.GOOS {
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case "darwin":
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// HFS+ timestamps don't support sub-second precision,
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// see https://en.wikipedia.org/wiki/Comparison_of_file_systems
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diff := int(t1.Sub(t2).Seconds())
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equal = diff == 0
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default:
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equal = t1.Equal(t2)
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}
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rtest.Assert(t, equal, "%s: %s doesn't match (%v != %v)", label, nodeType, t1, t2)
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}
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func TestNodeRestoreMetadataError(t *testing.T) {
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tempdir := t.TempDir()
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node := &nodeTests[0]
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nodePath := filepath.Join(tempdir, node.Name)
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// This will fail because the target file does not exist
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err := NodeRestoreMetadata(node, nodePath, func(msg string) { rtest.OK(t, fmt.Errorf("Warning triggered for path: %s: %s", nodePath, msg)) })
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test.Assert(t, errors.Is(err, os.ErrNotExist), "failed for an unexpected reason")
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}
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