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syncthing/lib/model/model_test.go
Jakob Borg 5342bec1b7
lib/protocol: Further interface refactor (#9396) 
This is a symmetric change to #9375 -- where that PR changed the
protocol->model interface, this changes the model->protocol one.
2024-08-24 12:45:10 +02:00

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// Copyright (C) 2014 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package model
import (
"bytes"
"context"
"encoding/json"
"errors"
"fmt"
"io"
mrand "math/rand"
"os"
"path/filepath"
"runtime/pprof"
"sort"
"strconv"
"strings"
"sync"
"testing"
"time"
"github.com/syncthing/syncthing/lib/build"
"github.com/syncthing/syncthing/lib/config"
"github.com/syncthing/syncthing/lib/db"
"github.com/syncthing/syncthing/lib/db/backend"
"github.com/syncthing/syncthing/lib/events"
"github.com/syncthing/syncthing/lib/fs"
"github.com/syncthing/syncthing/lib/ignore"
"github.com/syncthing/syncthing/lib/osutil"
"github.com/syncthing/syncthing/lib/protocol"
protocolmocks "github.com/syncthing/syncthing/lib/protocol/mocks"
srand "github.com/syncthing/syncthing/lib/rand"
"github.com/syncthing/syncthing/lib/semaphore"
"github.com/syncthing/syncthing/lib/testutil"
"github.com/syncthing/syncthing/lib/versioner"
)
func newState(t testing.TB, cfg config.Configuration) (*testModel, context.CancelFunc) {
wcfg, cancel := newConfigWrapper(cfg)
m := setupModel(t, wcfg)
for _, dev := range cfg.Devices {
m.AddConnection(newFakeConnection(dev.DeviceID, m), protocol.Hello{})
}
return m, cancel
}
func createClusterConfig(remote protocol.DeviceID, ids ...string) *protocol.ClusterConfig {
cc := &protocol.ClusterConfig{
Folders: make([]protocol.Folder, len(ids)),
}
for i, id := range ids {
cc.Folders[i] = protocol.Folder{
ID: id,
Label: id,
}
}
return addFolderDevicesToClusterConfig(cc, remote)
}
func addFolderDevicesToClusterConfig(cc *protocol.ClusterConfig, remote protocol.DeviceID) *protocol.ClusterConfig {
for i := range cc.Folders {
cc.Folders[i].Devices = []protocol.Device{
{ID: myID},
{ID: remote},
}
}
return cc
}
func TestRequest(t *testing.T) {
wrapper, fcfg, cancel := newDefaultCfgWrapper()
ffs := fcfg.Filesystem(nil)
defer cancel()
m := setupModel(t, wrapper)
defer cleanupModel(m)
fd, err := ffs.Create("foo")
if err != nil {
t.Fatal(err)
}
if _, err := fd.Write([]byte("foobar")); err != nil {
t.Fatal(err)
}
fd.Close()
m.ScanFolder("default")
// Existing, shared file
res, err := m.Request(device1Conn, &protocol.Request{Folder: "default", Name: "foo", Size: 6})
if err != nil {
t.Fatal(err)
}
bs := res.Data()
if !bytes.Equal(bs, []byte("foobar")) {
t.Errorf("Incorrect data from request: %q", string(bs))
}
// Existing, nonshared file
_, err = m.Request(device2Conn, &protocol.Request{Folder: "default", Name: "foo", Size: 6})
if err == nil {
t.Error("Unexpected nil error on insecure file read")
}
// Nonexistent file
_, err = m.Request(device1Conn, &protocol.Request{Folder: "default", Name: "nonexistent", Size: 6})
if err == nil {
t.Error("Unexpected nil error on insecure file read")
}
// Shared folder, but disallowed file name
_, err = m.Request(device1Conn, &protocol.Request{Folder: "default", Name: "../walk.go", Size: 6})
if err == nil {
t.Error("Unexpected nil error on insecure file read")
}
// Negative size
_, err = m.Request(device1Conn, &protocol.Request{Folder: "default", Name: "foo", Size: -4})
if err == nil {
t.Error("Unexpected nil error on insecure file read")
}
// Larger block than available
_, err = m.Request(device1Conn, &protocol.Request{Folder: "default", Name: "foo", Size: 42, Hash: []byte("hash necessary but not checked")})
if err == nil {
t.Error("Unexpected nil error on read past end of file")
}
_, err = m.Request(device1Conn, &protocol.Request{Folder: "default", Name: "foo", Size: 42})
if err != nil {
t.Error("Unexpected error when large read should be permitted")
}
}
func genFiles(n int) []protocol.FileInfo {
files := make([]protocol.FileInfo, n)
t := time.Now().Unix()
for i := 0; i < n; i++ {
files[i] = protocol.FileInfo{
Name: fmt.Sprintf("file%d", i),
ModifiedS: t,
Sequence: int64(i + 1),
Blocks: []protocol.BlockInfo{{Offset: 0, Size: 100, Hash: []byte("some hash bytes")}},
Version: protocol.Vector{Counters: []protocol.Counter{{ID: 42, Value: 1}}},
}
}
return files
}
func BenchmarkIndex_10000(b *testing.B) {
benchmarkIndex(b, 10000)
}
func BenchmarkIndex_100(b *testing.B) {
benchmarkIndex(b, 100)
}
func benchmarkIndex(b *testing.B, nfiles int) {
m, _, fcfg, wcfgCancel := setupModelWithConnection(b)
defer wcfgCancel()
defer cleanupModelAndRemoveDir(m, fcfg.Filesystem(nil).URI())
files := genFiles(nfiles)
must(b, m.Index(device1Conn, &protocol.Index{Folder: fcfg.ID, Files: files}))
b.ResetTimer()
for i := 0; i < b.N; i++ {
must(b, m.Index(device1Conn, &protocol.Index{Folder: fcfg.ID, Files: files}))
}
b.ReportAllocs()
}
func BenchmarkIndexUpdate_10000_10000(b *testing.B) {
benchmarkIndexUpdate(b, 10000, 10000)
}
func BenchmarkIndexUpdate_10000_100(b *testing.B) {
benchmarkIndexUpdate(b, 10000, 100)
}
func BenchmarkIndexUpdate_10000_1(b *testing.B) {
benchmarkIndexUpdate(b, 10000, 1)
}
func benchmarkIndexUpdate(b *testing.B, nfiles, nufiles int) {
m, _, fcfg, wcfgCancel := setupModelWithConnection(b)
defer wcfgCancel()
defer cleanupModelAndRemoveDir(m, fcfg.Filesystem(nil).URI())
files := genFiles(nfiles)
ufiles := genFiles(nufiles)
must(b, m.Index(device1Conn, &protocol.Index{Folder: fcfg.ID, Files: files}))
b.ResetTimer()
for i := 0; i < b.N; i++ {
must(b, m.IndexUpdate(device1Conn, &protocol.IndexUpdate{Folder: fcfg.ID, Files: ufiles}))
}
b.ReportAllocs()
}
func BenchmarkRequestOut(b *testing.B) {
m := setupModel(b, defaultCfgWrapper)
defer cleanupModel(m)
const n = 1000
files := genFiles(n)
fc := newFakeConnection(device1, m)
for _, f := range files {
fc.addFile(f.Name, 0o644, protocol.FileInfoTypeFile, []byte("some data to return"))
}
m.AddConnection(fc, protocol.Hello{})
must(b, m.Index(device1Conn, &protocol.Index{Folder: "default", Files: files}))
b.ResetTimer()
for i := 0; i < b.N; i++ {
data, err := m.RequestGlobal(context.Background(), device1, "default", files[i%n].Name, 0, 0, 32, nil, 0, false)
if err != nil {
b.Error(err)
}
if data == nil {
b.Error("nil data")
}
}
}
func BenchmarkRequestInSingleFile(b *testing.B) {
w, cancel := newConfigWrapper(defaultCfg)
defer cancel()
ffs := w.FolderList()[0].Filesystem(nil)
m := setupModel(b, w)
defer cleanupModel(m)
buf := make([]byte, 128<<10)
srand.Read(buf)
must(b, ffs.MkdirAll("request/for/a/file/in/a/couple/of/dirs", 0o755))
writeFile(b, ffs, "request/for/a/file/in/a/couple/of/dirs/128k", buf)
b.ResetTimer()
for i := 0; i < b.N; i++ {
if _, err := m.Request(device1Conn, &protocol.Request{Folder: "default", Name: "request/for/a/file/in/a/couple/of/dirs/128k", Size: 128 << 10}); err != nil {
b.Error(err)
}
}
b.SetBytes(128 << 10)
}
func TestDeviceRename(t *testing.T) {
hello := protocol.Hello{
ClientName: "syncthing",
ClientVersion: "v0.9.4",
}
rawCfg := config.New(device1)
rawCfg.Devices = []config.DeviceConfiguration{
{
DeviceID: device1,
},
}
cfg, cfgCancel := newConfigWrapper(rawCfg)
defer cfgCancel()
m := newModel(t, cfg, myID, nil)
if cfg.Devices()[device1].Name != "" {
t.Errorf("Device already has a name")
}
conn := newFakeConnection(device1, m)
m.AddConnection(conn, hello)
m.ServeBackground()
defer cleanupModel(m)
if cfg.Devices()[device1].Name != "" {
t.Errorf("Device already has a name")
}
m.Closed(conn, protocol.ErrTimeout)
hello.DeviceName = "tester"
m.AddConnection(conn, hello)
if cfg.Devices()[device1].Name != "tester" {
t.Errorf("Device did not get a name")
}
m.Closed(conn, protocol.ErrTimeout)
hello.DeviceName = "tester2"
m.AddConnection(conn, hello)
if cfg.Devices()[device1].Name != "tester" {
t.Errorf("Device name got overwritten")
}
ffs := fs.NewFilesystem(fs.FilesystemTypeFake, srand.String(32)+"?content=true")
path := "someConfigfile"
must(t, saveConfig(ffs, path, cfg.RawCopy()))
cfgw, _, err := loadConfig(ffs, path, myID, events.NoopLogger)
if err != nil {
t.Error(err)
return
}
if cfgw.Devices()[device1].Name != "tester" {
t.Errorf("Device name not saved in config")
}
m.Closed(conn, protocol.ErrTimeout)
waiter, err := cfg.Modify(func(cfg *config.Configuration) {
cfg.Options.OverwriteRemoteDevNames = true
})
must(t, err)
waiter.Wait()
hello.DeviceName = "tester2"
m.AddConnection(conn, hello)
if cfg.Devices()[device1].Name != "tester2" {
t.Errorf("Device name not overwritten")
}
}
// Adjusted copy of the original function for testing purposes
func saveConfig(ffs fs.Filesystem, path string, cfg config.Configuration) error {
fd, err := ffs.Create(path)
if err != nil {
l.Debugln("Create:", err)
return err
}
if err := cfg.WriteXML(osutil.LineEndingsWriter(fd)); err != nil {
l.Debugln("WriteXML:", err)
fd.Close()
return err
}
if err := fd.Close(); err != nil {
l.Debugln("Close:", err)
return err
}
if _, err := ffs.Lstat(path); err != nil {
return err
}
return nil
}
// Adjusted copy of the original function for testing purposes
func loadConfig(ffs fs.Filesystem, path string, myID protocol.DeviceID, evLogger events.Logger) (config.Wrapper, int, error) {
if _, err := ffs.Lstat(path); err != nil {
return nil, 0, err
}
fd, err := ffs.OpenFile(path, fs.OptReadWrite, 0o666)
if err != nil {
return nil, 0, err
}
defer fd.Close()
cfg, originalVersion, err := config.ReadXML(fd, myID)
if err != nil {
return nil, 0, err
}
return config.Wrap(path, cfg, myID, evLogger), originalVersion, nil
}
func TestClusterConfig(t *testing.T) {
cfg := config.New(device1)
cfg.Options.MinHomeDiskFree.Value = 0 // avoids unnecessary free space checks
cfg.Devices = []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: true,
},
{
DeviceID: device2,
},
}
cfg.Folders = []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata1",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder2",
Path: "testdata2",
Paused: true, // should still be included
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder3",
Path: "testdata3",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
// should not be included, does not include device2
},
},
}
wrapper, cancel := newConfigWrapper(cfg)
defer cancel()
m := newModel(t, wrapper, myID, nil)
m.ServeBackground()
defer cleanupModel(m)
cm, _ := m.generateClusterConfig(device2)
if l := len(cm.Folders); l != 2 {
t.Fatalf("Incorrect number of folders %d != 2", l)
}
r := cm.Folders[0]
if r.ID != "folder1" {
t.Errorf("Incorrect folder %q != folder1", r.ID)
}
if l := len(r.Devices); l != 2 {
t.Errorf("Incorrect number of devices %d != 2", l)
}
if id := r.Devices[0].ID; id != device1 {
t.Errorf("Incorrect device ID %s != %s", id, device1)
}
if !r.Devices[0].Introducer {
t.Error("Device1 should be flagged as Introducer")
}
if id := r.Devices[1].ID; id != device2 {
t.Errorf("Incorrect device ID %s != %s", id, device2)
}
if r.Devices[1].Introducer {
t.Error("Device2 should not be flagged as Introducer")
}
r = cm.Folders[1]
if r.ID != "folder2" {
t.Errorf("Incorrect folder %q != folder2", r.ID)
}
if l := len(r.Devices); l != 2 {
t.Errorf("Incorrect number of devices %d != 2", l)
}
if id := r.Devices[0].ID; id != device1 {
t.Errorf("Incorrect device ID %s != %s", id, device1)
}
if !r.Devices[0].Introducer {
t.Error("Device1 should be flagged as Introducer")
}
if id := r.Devices[1].ID; id != device2 {
t.Errorf("Incorrect device ID %s != %s", id, device2)
}
if r.Devices[1].Introducer {
t.Error("Device2 should not be flagged as Introducer")
}
}
func TestIntroducer(t *testing.T) {
var introducedByAnyone protocol.DeviceID
// LocalDeviceID is a magic value meaning don't check introducer
contains := func(cfg config.FolderConfiguration, id, introducedBy protocol.DeviceID) bool {
for _, dev := range cfg.Devices {
if dev.DeviceID.Equals(id) {
if introducedBy.Equals(introducedByAnyone) {
return true
}
return dev.IntroducedBy.Equals(introducedBy)
}
}
return false
}
m, cancel := newState(t, config.Configuration{
Version: config.CurrentVersion,
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: true,
},
},
Folders: []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder2",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
},
},
},
})
cc := basicClusterConfig(myID, device1, "folder1", "folder2")
cc.Folders[0].Devices = append(cc.Folders[0].Devices, protocol.Device{
ID: device2,
Introducer: true,
SkipIntroductionRemovals: true,
})
cc.Folders[1].Devices = append(cc.Folders[1].Devices, protocol.Device{
ID: device2,
Introducer: true,
SkipIntroductionRemovals: true,
EncryptionPasswordToken: []byte("faketoken"),
})
m.ClusterConfig(device1Conn, cc)
if newDev, ok := m.cfg.Device(device2); !ok || !newDev.Introducer || !newDev.SkipIntroductionRemovals {
t.Error("device 2 missing or wrong flags")
}
if !contains(m.cfg.Folders()["folder1"], device2, device1) {
t.Error("expected folder 1 to have device2 introduced by device 1")
}
for _, devCfg := range m.cfg.Folders()["folder2"].Devices {
if devCfg.DeviceID == device2 {
t.Error("Device was added even though it's untrusted")
}
}
cleanupModel(m)
cancel()
m, cancel = newState(t, config.Configuration{
Version: config.CurrentVersion,
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: true,
},
{
DeviceID: device2,
IntroducedBy: device1,
},
},
Folders: []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: device1},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder2",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
},
},
},
})
cc = basicClusterConfig(myID, device1, "folder2")
cc.Folders[0].Devices = append(cc.Folders[0].Devices, protocol.Device{
ID: device2,
Introducer: true,
SkipIntroductionRemovals: true,
})
m.ClusterConfig(device1Conn, cc)
// Should not get introducer, as it's already unset, and it's an existing device.
if newDev, ok := m.cfg.Device(device2); !ok || newDev.Introducer || newDev.SkipIntroductionRemovals {
t.Error("device 2 missing or changed flags")
}
if contains(m.cfg.Folders()["folder1"], device2, introducedByAnyone) {
t.Error("expected device 2 to be removed from folder 1")
}
if !contains(m.cfg.Folders()["folder2"], device2, device1) {
t.Error("expected device 2 to be added to folder 2")
}
cleanupModel(m)
cancel()
m, cancel = newState(t, config.Configuration{
Version: config.CurrentVersion,
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: true,
},
{
DeviceID: device2,
IntroducedBy: device1,
},
},
Folders: []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: device1},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder2",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: device1},
},
},
},
})
m.ClusterConfig(device1Conn, &protocol.ClusterConfig{})
if _, ok := m.cfg.Device(device2); ok {
t.Error("device 2 should have been removed")
}
if contains(m.cfg.Folders()["folder1"], device2, introducedByAnyone) {
t.Error("expected device 2 to be removed from folder 1")
}
if contains(m.cfg.Folders()["folder2"], device2, introducedByAnyone) {
t.Error("expected device 2 to be removed from folder 2")
}
// Two cases when removals should not happen
// 1. Introducer flag no longer set on device
cleanupModel(m)
cancel()
m, cancel = newState(t, config.Configuration{
Version: config.CurrentVersion,
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: false,
},
{
DeviceID: device2,
IntroducedBy: device1,
},
},
Folders: []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: device1},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder2",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: device1},
},
},
},
})
m.ClusterConfig(device1Conn, &protocol.ClusterConfig{})
if _, ok := m.cfg.Device(device2); !ok {
t.Error("device 2 should not have been removed")
}
if !contains(m.cfg.Folders()["folder1"], device2, device1) {
t.Error("expected device 2 not to be removed from folder 1")
}
if !contains(m.cfg.Folders()["folder2"], device2, device1) {
t.Error("expected device 2 not to be removed from folder 2")
}
// 2. SkipIntroductionRemovals is set
cleanupModel(m)
cancel()
m, cancel = newState(t, config.Configuration{
Version: config.CurrentVersion,
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: true,
SkipIntroductionRemovals: true,
},
{
DeviceID: device2,
IntroducedBy: device1,
},
},
Folders: []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: device1},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder2",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
},
},
},
})
cc = basicClusterConfig(myID, device1, "folder2")
cc.Folders[0].Devices = append(cc.Folders[0].Devices, protocol.Device{
ID: device2,
Introducer: true,
SkipIntroductionRemovals: true,
})
m.ClusterConfig(device1Conn, cc)
if _, ok := m.cfg.Device(device2); !ok {
t.Error("device 2 should not have been removed")
}
if !contains(m.cfg.Folders()["folder1"], device2, device1) {
t.Error("expected device 2 not to be removed from folder 1")
}
if !contains(m.cfg.Folders()["folder2"], device2, device1) {
t.Error("expected device 2 not to be added to folder 2")
}
// Test device not being removed as it's shared without an introducer.
cleanupModel(m)
cancel()
m, cancel = newState(t, config.Configuration{
Version: config.CurrentVersion,
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: true,
},
{
DeviceID: device2,
IntroducedBy: device1,
},
},
Folders: []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: device1},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder2",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2},
},
},
},
})
m.ClusterConfig(device1Conn, &protocol.ClusterConfig{})
if _, ok := m.cfg.Device(device2); !ok {
t.Error("device 2 should not have been removed")
}
if contains(m.cfg.Folders()["folder1"], device2, introducedByAnyone) {
t.Error("expected device 2 to be removed from folder 1")
}
if !contains(m.cfg.Folders()["folder2"], device2, introducedByAnyone) {
t.Error("expected device 2 not to be removed from folder 2")
}
// Test device not being removed as it's shared by a different introducer.
cleanupModel(m)
cancel()
m, cancel = newState(t, config.Configuration{
Version: config.CurrentVersion,
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: true,
},
{
DeviceID: device2,
IntroducedBy: device1,
},
},
Folders: []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: device1},
},
},
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder2",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
{DeviceID: device2, IntroducedBy: myID},
},
},
},
})
defer cleanupModel(m)
defer cancel()
m.ClusterConfig(device1Conn, &protocol.ClusterConfig{})
if _, ok := m.cfg.Device(device2); !ok {
t.Error("device 2 should not have been removed")
}
if contains(m.cfg.Folders()["folder1"], device2, introducedByAnyone) {
t.Error("expected device 2 to be removed from folder 1")
}
if !contains(m.cfg.Folders()["folder2"], device2, introducedByAnyone) {
t.Error("expected device 2 not to be removed from folder 2")
}
}
func TestIssue4897(t *testing.T) {
m, cancel := newState(t, config.Configuration{
Version: config.CurrentVersion,
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
Introducer: true,
},
},
Folders: []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: "testdata",
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
},
Paused: true,
},
},
})
defer cleanupModel(m)
cancel()
cm, _ := m.generateClusterConfig(device1)
if l := len(cm.Folders); l != 1 {
t.Errorf("Cluster config contains %v folders, expected 1", l)
}
}
// TestIssue5063 is about a panic in connection with modifying config in quick
// succession, related with auto accepted folders. It's unclear what exactly, a
// relevant bit seems to be here:
// PR-comments: https://github.com/syncthing/syncthing/pull/5069/files#r203146546
// Issue: https://github.com/syncthing/syncthing/pull/5509
func TestIssue5063(t *testing.T) {
m, cancel := newState(t, defaultAutoAcceptCfg)
defer cleanupModel(m)
defer cancel()
m.mut.Lock()
for _, c := range m.connections {
conn := c.(*fakeConnection)
conn.CloseCalls(func(_ error) {})
defer m.Closed(c, errStopped) // to unblock deferred m.Stop()
}
m.mut.Unlock()
wg := sync.WaitGroup{}
addAndVerify := func(id string) {
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("expected shared", id)
}
wg.Done()
}
reps := 10
ids := make([]string, reps)
for i := 0; i < reps; i++ {
wg.Add(1)
ids[i] = srand.String(8)
go addAndVerify(ids[i])
}
finished := make(chan struct{})
go func() {
wg.Wait()
close(finished)
}()
select {
case <-finished:
case <-time.After(10 * time.Second):
pprof.Lookup("goroutine").WriteTo(os.Stdout, 1)
t.Fatal("Timed out before all devices were added")
}
}
func TestAutoAcceptRejected(t *testing.T) {
// Nothing happens if AutoAcceptFolders not set
tcfg := defaultAutoAcceptCfg.Copy()
for i := range tcfg.Devices {
tcfg.Devices[i].AutoAcceptFolders = false
}
m, cancel := newState(t, tcfg)
// defer cleanupModel(m)
defer cancel()
id := srand.String(8)
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
if cfg, ok := m.cfg.Folder(id); ok && cfg.SharedWith(device1) {
t.Error("unexpected shared", id)
}
}
func TestAutoAcceptNewFolder(t *testing.T) {
// New folder
m, cancel := newState(t, defaultAutoAcceptCfg)
defer cleanupModel(m)
defer cancel()
id := srand.String(8)
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("expected shared", id)
}
}
func TestAutoAcceptNewFolderFromTwoDevices(t *testing.T) {
m, cancel := newState(t, defaultAutoAcceptCfg)
defer cleanupModel(m)
defer cancel()
id := srand.String(8)
defer os.RemoveAll(id)
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("expected shared", id)
}
if fcfg, ok := m.cfg.Folder(id); !ok || fcfg.SharedWith(device2) {
t.Error("unexpected expected shared", id)
}
m.ClusterConfig(device2Conn, createClusterConfig(device2, id))
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device2) {
t.Error("expected shared", id)
}
}
func TestAutoAcceptNewFolderFromOnlyOneDevice(t *testing.T) {
modifiedCfg := defaultAutoAcceptCfg.Copy()
modifiedCfg.Devices[2].AutoAcceptFolders = false
m, cancel := newState(t, modifiedCfg)
id := srand.String(8)
defer os.RemoveAll(id)
defer cleanupModel(m)
defer cancel()
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("expected shared", id)
}
if fcfg, ok := m.cfg.Folder(id); !ok || fcfg.SharedWith(device2) {
t.Error("unexpected expected shared", id)
}
m.ClusterConfig(device2Conn, createClusterConfig(device2, id))
if fcfg, ok := m.cfg.Folder(id); !ok || fcfg.SharedWith(device2) {
t.Error("unexpected shared", id)
}
}
func TestAutoAcceptNewFolderPremutationsNoPanic(t *testing.T) {
if testing.Short() {
t.Skip("short tests only")
}
id := srand.String(8)
label := srand.String(8)
premutations := []protocol.Folder{
{ID: id, Label: id},
{ID: id, Label: label},
{ID: label, Label: id},
{ID: label, Label: label},
}
localFolders := append(premutations, protocol.Folder{})
for _, localFolder := range localFolders {
for _, localFolderPaused := range []bool{false, true} {
for _, dev1folder := range premutations {
for _, dev2folder := range premutations {
cfg := defaultAutoAcceptCfg.Copy()
if localFolder.Label != "" {
fcfg := newFolderConfiguration(defaultCfgWrapper, localFolder.ID, localFolder.Label, fs.FilesystemTypeFake, localFolder.ID)
fcfg.Paused = localFolderPaused
cfg.Folders = append(cfg.Folders, fcfg)
}
m, cancel := newState(t, cfg)
m.ClusterConfig(device1Conn, &protocol.ClusterConfig{
Folders: []protocol.Folder{dev1folder},
})
m.ClusterConfig(device2Conn, &protocol.ClusterConfig{
Folders: []protocol.Folder{dev2folder},
})
cleanupModel(m)
cancel()
}
}
}
}
}
func TestAutoAcceptMultipleFolders(t *testing.T) {
// Multiple new folders
id1 := srand.String(8)
defer os.RemoveAll(id1)
id2 := srand.String(8)
defer os.RemoveAll(id2)
m, cancel := newState(t, defaultAutoAcceptCfg)
defer cleanupModel(m)
defer cancel()
m.ClusterConfig(device1Conn, createClusterConfig(device1, id1, id2))
if fcfg, ok := m.cfg.Folder(id1); !ok || !fcfg.SharedWith(device1) {
t.Error("expected shared", id1)
}
if fcfg, ok := m.cfg.Folder(id2); !ok || !fcfg.SharedWith(device1) {
t.Error("expected shared", id2)
}
}
func TestAutoAcceptExistingFolder(t *testing.T) {
// Existing folder
id := srand.String(8)
idOther := srand.String(8) // To check that path does not get changed.
tcfg := defaultAutoAcceptCfg.Copy()
tcfg.Folders = []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: id,
Path: idOther, // To check that path does not get changed.
},
}
m, cancel := newState(t, tcfg)
defer cleanupModel(m)
defer cancel()
if fcfg, ok := m.cfg.Folder(id); !ok || fcfg.SharedWith(device1) {
t.Error("missing folder, or shared", id)
}
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) || fcfg.Path != idOther {
t.Error("missing folder, or unshared, or path changed", id)
}
}
func TestAutoAcceptNewAndExistingFolder(t *testing.T) {
// New and existing folder
id1 := srand.String(8)
id2 := srand.String(8)
tcfg := defaultAutoAcceptCfg.Copy()
tcfg.Folders = []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: id1,
Path: id1, // from previous test case, to verify that path doesn't get changed.
},
}
m, cancel := newState(t, tcfg)
defer cleanupModel(m)
defer cancel()
if fcfg, ok := m.cfg.Folder(id1); !ok || fcfg.SharedWith(device1) {
t.Error("missing folder, or shared", id1)
}
m.ClusterConfig(device1Conn, createClusterConfig(device1, id1, id2))
for i, id := range []string{id1, id2} {
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("missing folder, or unshared", i, id)
}
}
}
func TestAutoAcceptAlreadyShared(t *testing.T) {
// Already shared
id := srand.String(8)
tcfg := defaultAutoAcceptCfg.Copy()
tcfg.Folders = []config.FolderConfiguration{
{
FilesystemType: fs.FilesystemTypeFake,
ID: id,
Path: id,
Devices: []config.FolderDeviceConfiguration{
{
DeviceID: device1,
},
},
},
}
m, cancel := newState(t, tcfg)
defer cleanupModel(m)
defer cancel()
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("missing folder, or not shared", id)
}
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("missing folder, or not shared", id)
}
}
func TestAutoAcceptNameConflict(t *testing.T) {
ffs := fs.NewFilesystem(fs.FilesystemTypeFake, srand.String(32))
id := srand.String(8)
label := srand.String(8)
ffs.MkdirAll(id, 0o777)
ffs.MkdirAll(label, 0o777)
m, cancel := newState(t, defaultAutoAcceptCfg)
defer cleanupModel(m)
defer cancel()
m.ClusterConfig(device1Conn, &protocol.ClusterConfig{
Folders: []protocol.Folder{
{
ID: id,
Label: label,
},
},
})
if fcfg, ok := m.cfg.Folder(id); ok && fcfg.SharedWith(device1) {
t.Error("unexpected folder", id)
}
}
func TestAutoAcceptPrefersLabel(t *testing.T) {
// Prefers label, falls back to ID.
m, cancel := newState(t, defaultAutoAcceptCfg)
id := srand.String(8)
label := srand.String(8)
defer cleanupModel(m)
defer cancel()
m.ClusterConfig(device1Conn, addFolderDevicesToClusterConfig(&protocol.ClusterConfig{
Folders: []protocol.Folder{
{
ID: id,
Label: label,
},
},
}, device1))
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) || !strings.HasSuffix(fcfg.Path, label) {
t.Error("expected shared, or wrong path", id, label, fcfg.Path)
}
}
func TestAutoAcceptFallsBackToID(t *testing.T) {
// Prefers label, falls back to ID.
m, cancel := newState(t, defaultAutoAcceptCfg)
ffs := defaultFolderConfig.Filesystem(nil)
id := srand.String(8)
label := srand.String(8)
if err := ffs.MkdirAll(label, 0o777); err != nil {
t.Error(err)
}
defer cleanupModel(m)
defer cancel()
m.ClusterConfig(device1Conn, addFolderDevicesToClusterConfig(&protocol.ClusterConfig{
Folders: []protocol.Folder{
{
ID: id,
Label: label,
},
},
}, device1))
fcfg, ok := m.cfg.Folder(id)
if !ok {
t.Error("folder configuration missing")
}
if !fcfg.SharedWith(device1) {
t.Error("folder is not shared with device1")
}
}
func TestAutoAcceptPausedWhenFolderConfigChanged(t *testing.T) {
// Existing folder
id := srand.String(8)
idOther := srand.String(8) // To check that path does not get changed.
tcfg := defaultAutoAcceptCfg.Copy()
fcfg := newFolderConfiguration(defaultCfgWrapper, id, "", fs.FilesystemTypeFake, idOther)
fcfg.Paused = true
// The order of devices here is wrong (cfg.clean() sorts them), which will cause the folder to restart.
// Because of the restart, folder gets removed from m.deviceFolder, which means that generateClusterConfig will not panic.
// This wasn't an issue before, yet keeping the test case to prove that it still isn't.
fcfg.Devices = append(fcfg.Devices, config.FolderDeviceConfiguration{
DeviceID: device1,
})
tcfg.Folders = []config.FolderConfiguration{fcfg}
m, cancel := newState(t, tcfg)
defer cleanupModel(m)
defer cancel()
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("missing folder, or not shared", id)
}
if _, ok := m.folderRunners.Get(id); ok {
t.Fatal("folder running?")
}
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
m.generateClusterConfig(device1)
if fcfg, ok := m.cfg.Folder(id); !ok {
t.Error("missing folder")
} else if fcfg.Path != idOther {
t.Error("folder path changed")
} else {
for _, dev := range fcfg.DeviceIDs() {
if dev == device1 {
return
}
}
t.Error("device missing")
}
if _, ok := m.folderRunners.Get(id); ok {
t.Error("folder started")
}
}
func TestAutoAcceptPausedWhenFolderConfigNotChanged(t *testing.T) {
// Existing folder
id := srand.String(8)
idOther := srand.String(8) // To check that path does not get changed.
tcfg := defaultAutoAcceptCfg.Copy()
fcfg := newFolderConfiguration(defaultCfgWrapper, id, "", fs.FilesystemTypeFake, idOther)
fcfg.Paused = true
// The new folder is exactly the same as the one constructed by handleAutoAccept, which means
// the folder will not be restarted (even if it's paused), yet handleAutoAccept used to add the folder
// to m.deviceFolders which had caused panics when calling generateClusterConfig, as the folder
// did not have a file set.
fcfg.Devices = append([]config.FolderDeviceConfiguration{
{
DeviceID: device1,
},
}, fcfg.Devices...) // Need to ensure this device order to avoid folder restart.
tcfg.Folders = []config.FolderConfiguration{fcfg}
m, cancel := newState(t, tcfg)
defer cleanupModel(m)
defer cancel()
if fcfg, ok := m.cfg.Folder(id); !ok || !fcfg.SharedWith(device1) {
t.Error("missing folder, or not shared", id)
}
if _, ok := m.folderRunners.Get(id); ok {
t.Fatal("folder running?")
}
m.ClusterConfig(device1Conn, createClusterConfig(device1, id))
m.generateClusterConfig(device1)
if fcfg, ok := m.cfg.Folder(id); !ok {
t.Error("missing folder")
} else if fcfg.Path != idOther {
t.Error("folder path changed")
} else {
for _, dev := range fcfg.DeviceIDs() {
if dev == device1 {
return
}
}
t.Error("device missing")
}
if _, ok := m.folderRunners.Get(id); ok {
t.Error("folder started")
}
}
func TestAutoAcceptEnc(t *testing.T) {
tcfg := defaultAutoAcceptCfg.Copy()
m, cancel := newState(t, tcfg)
defer cleanupModel(m)
defer cancel()
id := srand.String(8)
defer os.RemoveAll(id)
token := []byte("token")
basicCC := func() *protocol.ClusterConfig {
return &protocol.ClusterConfig{
Folders: []protocol.Folder{{
ID: id,
Label: id,
}},
}
}
// Earlier tests might cause the connection to get closed, thus ClusterConfig
// would panic.
clusterConfig := func(deviceID protocol.DeviceID, cm *protocol.ClusterConfig) {
conn := newFakeConnection(deviceID, m)
m.AddConnection(conn, protocol.Hello{})
m.ClusterConfig(conn, cm)
}
clusterConfig(device1, basicCC())
if _, ok := m.cfg.Folder(id); ok {
t.Fatal("unexpected added")
}
cc := basicCC()
cc.Folders[0].Devices = []protocol.Device{{ID: device1}}
clusterConfig(device1, cc)
if _, ok := m.cfg.Folder(id); ok {
t.Fatal("unexpected added")
}
cc = basicCC()
cc.Folders[0].Devices = []protocol.Device{{ID: myID}}
clusterConfig(device1, cc)
if _, ok := m.cfg.Folder(id); ok {
t.Fatal("unexpected added")
}
// New folder, encrypted -> add as enc
cc = createClusterConfig(device1, id)
cc.Folders[0].Devices[1].EncryptionPasswordToken = token
clusterConfig(device1, cc)
if cfg, ok := m.cfg.Folder(id); !ok {
t.Fatal("unexpected unadded")
} else {
if !cfg.SharedWith(device1) {
t.Fatal("unexpected unshared")
}
if cfg.Type != config.FolderTypeReceiveEncrypted {
t.Fatal("Folder not added as receiveEncrypted")
}
}
// New device, unencrypted on encrypted folder -> reject
clusterConfig(device2, createClusterConfig(device2, id))
if cfg, _ := m.cfg.Folder(id); cfg.SharedWith(device2) {
t.Fatal("unexpected shared")
}
// New device, encrypted on encrypted folder -> share
cc = createClusterConfig(device2, id)
cc.Folders[0].Devices[1].EncryptionPasswordToken = token
clusterConfig(device2, cc)
if cfg, _ := m.cfg.Folder(id); !cfg.SharedWith(device2) {
t.Fatal("unexpected unshared")
}
// New folder, no encrypted -> add "normal"
id = srand.String(8)
defer os.RemoveAll(id)
clusterConfig(device1, createClusterConfig(device1, id))
if cfg, ok := m.cfg.Folder(id); !ok {
t.Fatal("unexpected unadded")
} else {
if !cfg.SharedWith(device1) {
t.Fatal("unexpected unshared")
}
if cfg.Type != config.FolderTypeSendReceive {
t.Fatal("Folder not added as send-receive")
}
}
// New device, encrypted on unencrypted folder -> reject
cc = createClusterConfig(device2, id)
cc.Folders[0].Devices[1].EncryptionPasswordToken = token
clusterConfig(device2, cc)
if cfg, _ := m.cfg.Folder(id); cfg.SharedWith(device2) {
t.Fatal("unexpected shared")
}
// New device, unencrypted on unencrypted folder -> share
clusterConfig(device2, createClusterConfig(device2, id))
if cfg, _ := m.cfg.Folder(id); !cfg.SharedWith(device2) {
t.Fatal("unexpected unshared")
}
}
func changeIgnores(t *testing.T, m *testModel, expected []string) {
arrEqual := func(a, b []string) bool {
if len(a) != len(b) {
return false
}
for i := range a {
if a[i] != b[i] {
return false
}
}
return true
}
ignores, _, err := m.LoadIgnores("default")
if err != nil {
t.Error(err)
}
if !arrEqual(ignores, expected) {
t.Errorf("Incorrect ignores: %v != %v", ignores, expected)
}
ignores = append(ignores, "pox")
err = m.SetIgnores("default", ignores)
if err != nil {
t.Error(err)
}
ignores2, _, err := m.LoadIgnores("default")
if err != nil {
t.Error(err)
}
if !arrEqual(ignores, ignores2) {
t.Errorf("Incorrect ignores: %v != %v", ignores2, ignores)
}
if build.IsDarwin {
// see above
time.Sleep(time.Second)
} else {
time.Sleep(time.Millisecond)
}
err = m.SetIgnores("default", expected)
if err != nil {
t.Error(err)
}
ignores, _, err = m.LoadIgnores("default")
if err != nil {
t.Error(err)
}
if !arrEqual(ignores, expected) {
t.Errorf("Incorrect ignores: %v != %v", ignores, expected)
}
}
func TestIgnores(t *testing.T) {
w, cancel := newConfigWrapper(defaultCfg)
defer cancel()
ffs := w.FolderList()[0].Filesystem(nil)
m := setupModel(t, w)
defer cleanupModel(m)
// Assure a clean start state
must(t, ffs.MkdirAll(config.DefaultMarkerName, 0o644))
writeFile(t, ffs, ".stignore", []byte(".*\nquux\n"))
folderIgnoresAlwaysReload(t, m, defaultFolderConfig)
// Make sure the initial scan has finished (ScanFolders is blocking)
m.ScanFolders()
expected := []string{
".*",
"quux",
}
changeIgnores(t, m, expected)
_, _, err := m.LoadIgnores("doesnotexist")
if err == nil {
t.Error("No error")
}
err = m.SetIgnores("doesnotexist", expected)
if err == nil {
t.Error("No error")
}
// Invalid path, treated like no patterns at all.
fcfg := config.FolderConfiguration{
ID: "fresh", Path: "XXX",
FilesystemType: fs.FilesystemTypeFake,
}
ignores := ignore.New(fcfg.Filesystem(nil), ignore.WithCache(m.cfg.Options().CacheIgnoredFiles))
m.mut.Lock()
m.folderCfgs[fcfg.ID] = fcfg
m.folderIgnores[fcfg.ID] = ignores
m.mut.Unlock()
_, _, err = m.LoadIgnores("fresh")
if err != nil {
t.Error("Got error for inexistent folder path")
}
// Repeat tests with paused folder
pausedDefaultFolderConfig := defaultFolderConfig
pausedDefaultFolderConfig.Paused = true
m.restartFolder(defaultFolderConfig, pausedDefaultFolderConfig, false)
// Here folder initialization is not an issue as a paused folder isn't
// added to the model and thus there is no initial scan happening.
changeIgnores(t, m, expected)
// Make sure no .stignore file is considered valid
defer func() {
must(t, ffs.Rename(".stignore.bak", ".stignore"))
}()
must(t, ffs.Rename(".stignore", ".stignore.bak"))
changeIgnores(t, m, []string{})
}
func TestEmptyIgnores(t *testing.T) {
w, cancel := newConfigWrapper(defaultCfg)
defer cancel()
ffs := w.FolderList()[0].Filesystem(nil)
m := setupModel(t, w)
defer cleanupModel(m)
if err := m.SetIgnores("default", []string{}); err != nil {
t.Error(err)
}
if _, err := ffs.Stat(".stignore"); err == nil {
t.Error(".stignore was created despite being empty")
}
if err := m.SetIgnores("default", []string{".*", "quux"}); err != nil {
t.Error(err)
}
if _, err := ffs.Stat(".stignore"); os.IsNotExist(err) {
t.Error(".stignore does not exist")
}
if err := m.SetIgnores("default", []string{}); err != nil {
t.Error(err)
}
if _, err := ffs.Stat(".stignore"); err == nil {
t.Error(".stignore should have been deleted because it is empty")
}
}
func waitForState(t *testing.T, sub events.Subscription, folder, expected string) {
t.Helper()
timeout := time.After(5 * time.Second)
var err string
for {
select {
case ev := <-sub.C():
data := ev.Data.(map[string]interface{})
if data["folder"].(string) == folder {
if data["error"] == nil {
err = ""
} else {
err = data["error"].(string)
}
if err == expected {
return
} else {
t.Error(ev)
}
}
case <-timeout:
t.Fatalf("Timed out waiting for status: %s, current status: %v", expected, err)
}
}
}
func TestROScanRecovery(t *testing.T) {
fcfg := config.FolderConfiguration{
FilesystemType: fs.FilesystemTypeFake,
ID: "default",
Path: srand.String(32),
Type: config.FolderTypeSendOnly,
RescanIntervalS: 1,
MarkerName: config.DefaultMarkerName,
}
cfg, cancel := newConfigWrapper(config.Configuration{
Version: config.CurrentVersion,
Folders: []config.FolderConfiguration{fcfg},
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
},
},
})
defer cancel()
m := newModel(t, cfg, myID, nil)
set := newFileSet(t, "default", m.db)
set.Update(protocol.LocalDeviceID, []protocol.FileInfo{
{Name: "dummyfile", Version: protocol.Vector{Counters: []protocol.Counter{{ID: 42, Value: 1}}}},
})
ffs := fcfg.Filesystem(nil)
// Remove marker to generate an error
ffs.Remove(fcfg.MarkerName)
sub := m.evLogger.Subscribe(events.StateChanged)
defer sub.Unsubscribe()
m.ServeBackground()
defer cleanupModel(m)
waitForState(t, sub, "default", config.ErrMarkerMissing.Error())
fd, err := ffs.Create(config.DefaultMarkerName)
if err != nil {
t.Fatal(err)
}
fd.Close()
waitForState(t, sub, "default", "")
}
func TestRWScanRecovery(t *testing.T) {
fcfg := config.FolderConfiguration{
FilesystemType: fs.FilesystemTypeFake,
ID: "default",
Path: srand.String(32),
Type: config.FolderTypeSendReceive,
RescanIntervalS: 1,
MarkerName: config.DefaultMarkerName,
}
cfg, cancel := newConfigWrapper(config.Configuration{
Version: config.CurrentVersion,
Folders: []config.FolderConfiguration{fcfg},
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
},
},
})
defer cancel()
m := newModel(t, cfg, myID, nil)
set := newFileSet(t, "default", m.db)
set.Update(protocol.LocalDeviceID, []protocol.FileInfo{
{Name: "dummyfile", Version: protocol.Vector{Counters: []protocol.Counter{{ID: 42, Value: 1}}}},
})
ffs := fcfg.Filesystem(nil)
// Generate error
if err := ffs.Remove(config.DefaultMarkerName); err != nil {
t.Fatal(err)
}
sub := m.evLogger.Subscribe(events.StateChanged)
defer sub.Unsubscribe()
m.ServeBackground()
defer cleanupModel(m)
waitForState(t, sub, "default", config.ErrMarkerMissing.Error())
fd, err := ffs.Create(config.DefaultMarkerName)
if err != nil {
t.Error(err)
}
fd.Close()
waitForState(t, sub, "default", "")
}
func TestGlobalDirectoryTree(t *testing.T) {
m, conn, fcfg, wCancel := setupModelWithConnection(t)
defer wCancel()
defer cleanupModelAndRemoveDir(m, fcfg.Filesystem(nil).URI())
b := func(isfile bool, path ...string) protocol.FileInfo {
typ := protocol.FileInfoTypeDirectory
var blocks []protocol.BlockInfo
if isfile {
typ = protocol.FileInfoTypeFile
blocks = []protocol.BlockInfo{{Offset: 0x0, Size: 0xa, Hash: []uint8{0x2f, 0x72, 0xcc, 0x11, 0xa6, 0xfc, 0xd0, 0x27, 0x1e, 0xce, 0xf8, 0xc6, 0x10, 0x56, 0xee, 0x1e, 0xb1, 0x24, 0x3b, 0xe3, 0x80, 0x5b, 0xf9, 0xa9, 0xdf, 0x98, 0xf9, 0x2f, 0x76, 0x36, 0xb0, 0x5c}}}
}
return protocol.FileInfo{
Name: filepath.Join(path...),
Type: typ,
ModifiedS: 0x666,
Blocks: blocks,
Size: 0xa,
}
}
f := func(name string) *TreeEntry {
return &TreeEntry{
Name: name,
ModTime: time.Unix(0x666, 0),
Size: 0xa,
Type: protocol.FileInfoTypeFile,
}
}
d := func(name string, entries ...*TreeEntry) *TreeEntry {
return &TreeEntry{
Name: name,
ModTime: time.Unix(0x666, 0),
Size: 128,
Type: protocol.FileInfoTypeDirectory,
Children: entries,
}
}
testdata := []protocol.FileInfo{
b(false, "another"),
b(false, "another", "directory"),
b(true, "another", "directory", "afile"),
b(false, "another", "directory", "with"),
b(false, "another", "directory", "with", "a"),
b(true, "another", "directory", "with", "a", "file"),
b(true, "another", "directory", "with", "file"),
b(true, "another", "file"),
b(false, "other"),
b(false, "other", "rand"),
b(false, "other", "random"),
b(false, "other", "random", "dir"),
b(false, "other", "random", "dirx"),
b(false, "other", "randomx"),
b(false, "some"),
b(false, "some", "directory"),
b(false, "some", "directory", "with"),
b(false, "some", "directory", "with", "a"),
b(true, "some", "directory", "with", "a", "file"),
b(true, "zzrootfile"),
}
expectedResult := []*TreeEntry{
d("another",
d("directory",
f("afile"),
d("with",
d("a",
f("file"),
),
f("file"),
),
),
f("file"),
),
d("other",
d("rand"),
d("random",
d("dir"),
d("dirx"),
),
d("randomx"),
),
d("some",
d("directory",
d("with",
d("a",
f("file"),
),
),
),
),
f("zzrootfile"),
}
mm := func(data interface{}) string {
bytes, err := json.MarshalIndent(data, "", " ")
if err != nil {
panic(err)
}
return string(bytes)
}
must(t, m.Index(conn, &protocol.Index{Folder: "default", Files: testdata}))
result, _ := m.GlobalDirectoryTree("default", "", -1, false)
if mm(result) != mm(expectedResult) {
t.Errorf("Does not match:\n%s\n============\n%s", mm(result), mm(expectedResult))
}
result, _ = m.GlobalDirectoryTree("default", "another", -1, false)
if mm(result) != mm(findByName(expectedResult, "another").Children) {
t.Errorf("Does not match:\n%s\n============\n%s", mm(result), mm(findByName(expectedResult, "another").Children))
}
result, _ = m.GlobalDirectoryTree("default", "", 0, false)
currentResult := []*TreeEntry{
d("another"),
d("other"),
d("some"),
f("zzrootfile"),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n============\n%s", mm(result), mm(currentResult))
}
result, _ = m.GlobalDirectoryTree("default", "", 1, false)
currentResult = []*TreeEntry{
d("another",
d("directory"),
f("file"),
),
d("other",
d("rand"),
d("random"),
d("randomx"),
),
d("some",
d("directory"),
),
f("zzrootfile"),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
result, _ = m.GlobalDirectoryTree("default", "", -1, true)
currentResult = []*TreeEntry{
d("another",
d("directory",
d("with",
d("a"),
),
),
),
d("other",
d("rand"),
d("random",
d("dir"),
d("dirx"),
),
d("randomx"),
),
d("some",
d("directory",
d("with",
d("a"),
),
),
),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
result, _ = m.GlobalDirectoryTree("default", "", 1, true)
currentResult = []*TreeEntry{
d("another",
d("directory"),
),
d("other",
d("rand"),
d("random"),
d("randomx"),
),
d("some",
d("directory"),
),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
result, _ = m.GlobalDirectoryTree("default", "another", 0, false)
currentResult = []*TreeEntry{
d("directory"),
f("file"),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
result, _ = m.GlobalDirectoryTree("default", "some/directory", 0, false)
currentResult = []*TreeEntry{
d("with"),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
result, _ = m.GlobalDirectoryTree("default", "some/directory", 1, false)
currentResult = []*TreeEntry{
d("with",
d("a"),
),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
result, _ = m.GlobalDirectoryTree("default", "some/directory", 2, false)
currentResult = []*TreeEntry{
d("with",
d("a",
f("file"),
),
),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
result, _ = m.GlobalDirectoryTree("default", "another", -1, true)
currentResult = []*TreeEntry{
d("directory",
d("with",
d("a"),
),
),
}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
// No prefix matching!
result, _ = m.GlobalDirectoryTree("default", "som", -1, false)
currentResult = []*TreeEntry{}
if mm(result) != mm(currentResult) {
t.Errorf("Does not match:\n%s\n%s", mm(result), mm(currentResult))
}
}
func genDeepFiles(n, d int) []protocol.FileInfo {
mrand.Seed(int64(n))
files := make([]protocol.FileInfo, n)
t := time.Now().Unix()
for i := 0; i < n; i++ {
path := ""
for i := 0; i <= d; i++ {
path = filepath.Join(path, strconv.Itoa(mrand.Int()))
}
sofar := ""
for _, path := range filepath.SplitList(path) {
sofar = filepath.Join(sofar, path)
files[i] = protocol.FileInfo{
Name: sofar,
}
i++
}
files[i].ModifiedS = t
files[i].Blocks = []protocol.BlockInfo{{Offset: 0, Size: 100, Hash: []byte("some hash bytes")}}
}
return files
}
func BenchmarkTree_10000_50(b *testing.B) {
benchmarkTree(b, 10000, 50)
}
func BenchmarkTree_100_50(b *testing.B) {
benchmarkTree(b, 100, 50)
}
func BenchmarkTree_100_10(b *testing.B) {
benchmarkTree(b, 100, 10)
}
func benchmarkTree(b *testing.B, n1, n2 int) {
m, _, fcfg, wcfgCancel := setupModelWithConnection(b)
defer wcfgCancel()
defer cleanupModelAndRemoveDir(m, fcfg.Filesystem(nil).URI())
m.ScanFolder(fcfg.ID)
files := genDeepFiles(n1, n2)
must(b, m.Index(device1Conn, &protocol.Index{Folder: fcfg.ID, Files: files}))
b.ResetTimer()
for i := 0; i < b.N; i++ {
m.GlobalDirectoryTree(fcfg.ID, "", -1, false)
}
b.ReportAllocs()
}
func TestIssue3028(t *testing.T) {
w, cancel := newConfigWrapper(defaultCfg)
defer cancel()
ffs := w.FolderList()[0].Filesystem(nil)
m := setupModel(t, w)
defer cleanupModel(m)
// Create two files that we'll delete, one with a name that is a prefix of the other.
writeFile(t, ffs, "testrm", []byte("Hello"))
writeFile(t, ffs, "testrm2", []byte("Hello"))
// Scan, and get a count of how many files are there now
m.ScanFolderSubdirs("default", []string{"testrm", "testrm2"})
locorigfiles := localSize(t, m, "default").Files
globorigfiles := globalSize(t, m, "default").Files
// Delete
must(t, ffs.Remove("testrm"))
must(t, ffs.Remove("testrm2"))
// Verify that the number of files decreased by two and the number of
// deleted files increases by two
m.ScanFolderSubdirs("default", []string{"testrm", "testrm2"})
loc := localSize(t, m, "default")
glob := globalSize(t, m, "default")
if loc.Files != locorigfiles-2 {
t.Errorf("Incorrect local accounting; got %d current files, expected %d", loc.Files, locorigfiles-2)
}
if glob.Files != globorigfiles-2 {
t.Errorf("Incorrect global accounting; got %d current files, expected %d", glob.Files, globorigfiles-2)
}
if loc.Deleted != 2 {
t.Errorf("Incorrect local accounting; got %d deleted files, expected 2", loc.Deleted)
}
if glob.Deleted != 2 {
t.Errorf("Incorrect global accounting; got %d deleted files, expected 2", glob.Deleted)
}
}
func TestIssue4357(t *testing.T) {
cfg := defaultCfgWrapper.RawCopy()
// Create a separate wrapper not to pollute other tests.
wrapper, cancel := newConfigWrapper(config.Configuration{Version: config.CurrentVersion})
defer cancel()
m := newModel(t, wrapper, myID, nil)
m.ServeBackground()
defer cleanupModel(m)
// Force the model to wire itself and add the folders
replace(t, wrapper, cfg)
if _, ok := m.folderCfgs["default"]; !ok {
t.Error("Folder should be running")
}
newCfg := wrapper.RawCopy()
newCfg.Folders[0].Paused = true
replace(t, wrapper, newCfg)
if _, ok := m.folderCfgs["default"]; ok {
t.Error("Folder should not be running")
}
if _, ok := m.cfg.Folder("default"); !ok {
t.Error("should still have folder in config")
}
replace(t, wrapper, config.Configuration{Version: config.CurrentVersion})
if _, ok := m.cfg.Folder("default"); ok {
t.Error("should not have folder in config")
}
// Add the folder back, should be running
replace(t, wrapper, cfg)
if _, ok := m.folderCfgs["default"]; !ok {
t.Error("Folder should be running")
}
if _, ok := m.cfg.Folder("default"); !ok {
t.Error("should still have folder in config")
}
// Should not panic when removing a running folder.
replace(t, wrapper, config.Configuration{Version: config.CurrentVersion})
if _, ok := m.folderCfgs["default"]; ok {
t.Error("Folder should not be running")
}
if _, ok := m.cfg.Folder("default"); ok {
t.Error("should not have folder in config")
}
}
func TestIndexesForUnknownDevicesDropped(t *testing.T) {
m := newModel(t, defaultCfgWrapper, myID, nil)
files := newFileSet(t, "default", m.db)
files.Drop(device1)
files.Update(device1, genFiles(1))
files.Drop(device2)
files.Update(device2, genFiles(1))
if len(files.ListDevices()) != 2 {
t.Error("expected two devices")
}
m.newFolder(defaultFolderConfig, false)
defer cleanupModel(m)
// Remote sequence is cached, hence need to recreated.
files = newFileSet(t, "default", m.db)
if l := len(files.ListDevices()); l != 1 {
t.Errorf("Expected one device got %v", l)
}
}
func TestSharedWithClearedOnDisconnect(t *testing.T) {
wcfg, cancel := newConfigWrapper(defaultCfg)
defer cancel()
addDevice2(t, wcfg, wcfg.FolderList()[0])
m := setupModel(t, wcfg)
defer cleanupModel(m)
conn1 := newFakeConnection(device1, m)
m.AddConnection(conn1, protocol.Hello{})
conn2 := newFakeConnection(device2, m)
m.AddConnection(conn2, protocol.Hello{})
m.ClusterConfig(conn1, &protocol.ClusterConfig{
Folders: []protocol.Folder{
{
ID: "default",
Devices: []protocol.Device{
{ID: myID},
{ID: device1},
{ID: device2},
},
},
},
})
m.ClusterConfig(conn2, &protocol.ClusterConfig{
Folders: []protocol.Folder{
{
ID: "default",
Devices: []protocol.Device{
{ID: myID},
{ID: device1},
{ID: device2},
},
},
},
})
if fcfg, ok := m.cfg.Folder("default"); !ok || !fcfg.SharedWith(device1) {
t.Error("not shared with device1")
}
if fcfg, ok := m.cfg.Folder("default"); !ok || !fcfg.SharedWith(device2) {
t.Error("not shared with device2")
}
select {
case <-conn2.Closed():
t.Error("conn already closed")
default:
}
if _, err := wcfg.RemoveDevice(device2); err != nil {
t.Error(err)
}
time.Sleep(100 * time.Millisecond) // Committer notification happens in a separate routine
fcfg, ok := m.cfg.Folder("default")
if !ok {
t.Fatal("default folder missing")
}
if !fcfg.SharedWith(device1) {
t.Error("not shared with device1")
}
if fcfg.SharedWith(device2) {
t.Error("shared with device2")
}
for _, dev := range fcfg.Devices {
if dev.DeviceID == device2 {
t.Error("still there")
}
}
select {
case <-conn2.Closed():
default:
t.Error("connection not closed")
}
if _, ok := wcfg.Devices()[device2]; ok {
t.Error("device still in config")
}
if _, ok := m.deviceConnIDs[device2]; ok {
t.Error("conn not missing")
}
if _, ok := m.helloMessages[device2]; ok {
t.Error("hello not missing")
}
if _, ok := m.deviceDownloads[device2]; ok {
t.Error("downloads not missing")
}
}
func TestIssue3804(t *testing.T) {
m := setupModel(t, defaultCfgWrapper)
defer cleanupModel(m)
// Subdirs ending in slash should be accepted
if err := m.ScanFolderSubdirs("default", []string{"baz/", "foo"}); err != nil {
t.Error("Unexpected error:", err)
}
}
func TestIssue3829(t *testing.T) {
m := setupModel(t, defaultCfgWrapper)
defer cleanupModel(m)
// Empty subdirs should be accepted
if err := m.ScanFolderSubdirs("default", []string{""}); err != nil {
t.Error("Unexpected error:", err)
}
}
// TestIssue4573 tests that contents of an unavailable dir aren't marked deleted
func TestIssue4573(t *testing.T) {
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
testFs := fcfg.Filesystem(nil)
defer os.RemoveAll(testFs.URI())
must(t, testFs.MkdirAll("inaccessible", 0o755))
defer testFs.Chmod("inaccessible", 0o777)
file := filepath.Join("inaccessible", "a")
fd, err := testFs.Create(file)
must(t, err)
fd.Close()
m := setupModel(t, w)
defer cleanupModel(m)
must(t, testFs.Chmod("inaccessible", 0o000))
m.ScanFolder("default")
if file, ok := m.testCurrentFolderFile("default", file); !ok {
t.Fatalf("File missing in db")
} else if file.Deleted {
t.Errorf("Inaccessible file has been marked as deleted.")
}
}
// TestInternalScan checks whether various fs operations are correctly represented
// in the db after scanning.
func TestInternalScan(t *testing.T) {
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
testFs := fcfg.Filesystem(nil)
defer os.RemoveAll(testFs.URI())
testCases := map[string]func(protocol.FileInfo) bool{
"removeDir": func(f protocol.FileInfo) bool {
return !f.Deleted
},
"dirToFile": func(f protocol.FileInfo) bool {
return f.Deleted || f.IsDirectory()
},
}
baseDirs := []string{"dirToFile", "removeDir"}
for _, dir := range baseDirs {
sub := filepath.Join(dir, "subDir")
for _, dir := range []string{dir, sub} {
if err := testFs.MkdirAll(dir, 0o775); err != nil {
t.Fatalf("%v: %v", dir, err)
}
}
testCases[sub] = func(f protocol.FileInfo) bool {
return !f.Deleted
}
for _, dir := range []string{dir, sub} {
file := filepath.Join(dir, "a")
fd, err := testFs.Create(file)
must(t, err)
fd.Close()
testCases[file] = func(f protocol.FileInfo) bool {
return !f.Deleted
}
}
}
m := setupModel(t, w)
defer cleanupModel(m)
for _, dir := range baseDirs {
must(t, testFs.RemoveAll(dir))
}
fd, err := testFs.Create("dirToFile")
must(t, err)
fd.Close()
m.ScanFolder("default")
for path, cond := range testCases {
if f, ok := m.testCurrentFolderFile("default", path); !ok {
t.Fatalf("%v missing in db", path)
} else if cond(f) {
t.Errorf("Incorrect db entry for %v", path)
}
}
}
func TestCustomMarkerName(t *testing.T) {
fcfg := newFolderConfig()
fcfg.ID = "default"
fcfg.RescanIntervalS = 1
fcfg.MarkerName = "myfile"
cfg, cancel := newConfigWrapper(config.Configuration{
Version: config.CurrentVersion,
Folders: []config.FolderConfiguration{fcfg},
Devices: []config.DeviceConfiguration{
{
DeviceID: device1,
},
},
})
defer cancel()
ffs := fcfg.Filesystem(nil)
m := newModel(t, cfg, myID, nil)
set := newFileSet(t, "default", m.db)
set.Update(protocol.LocalDeviceID, []protocol.FileInfo{
{Name: "dummyfile"},
})
if err := ffs.Remove(config.DefaultMarkerName); err != nil {
t.Fatal(err)
}
sub := m.evLogger.Subscribe(events.StateChanged)
defer sub.Unsubscribe()
m.ServeBackground()
defer cleanupModel(m)
waitForState(t, sub, "default", config.ErrMarkerMissing.Error())
fd, _ := ffs.Create("myfile")
fd.Close()
waitForState(t, sub, "default", "")
}
func TestRemoveDirWithContent(t *testing.T) {
m, conn, fcfg, wcfgCancel := setupModelWithConnection(t)
defer wcfgCancel()
tfs := fcfg.Filesystem(nil)
defer cleanupModelAndRemoveDir(m, tfs.URI())
tfs.MkdirAll("dirwith", 0o755)
content := filepath.Join("dirwith", "content")
fd, err := tfs.Create(content)
must(t, err)
fd.Close()
must(t, m.ScanFolder(fcfg.ID))
dir, ok := m.testCurrentFolderFile(fcfg.ID, "dirwith")
if !ok {
t.Fatalf("Can't get dir \"dirwith\" after initial scan")
}
dir.Deleted = true
dir.Version = dir.Version.Update(device1.Short()).Update(device1.Short())
file, ok := m.testCurrentFolderFile(fcfg.ID, content)
if !ok {
t.Fatalf("Can't get file \"%v\" after initial scan", content)
}
file.Deleted = true
file.Version = file.Version.Update(device1.Short()).Update(device1.Short())
must(t, m.IndexUpdate(conn, &protocol.IndexUpdate{Folder: fcfg.ID, Files: []protocol.FileInfo{dir, file}}))
// Is there something we could trigger on instead of just waiting?
timeout := time.NewTimer(5 * time.Second)
for {
dir, ok := m.testCurrentFolderFile(fcfg.ID, "dirwith")
if !ok {
t.Fatalf("Can't get dir \"dirwith\" after index update")
}
file, ok := m.testCurrentFolderFile(fcfg.ID, content)
if !ok {
t.Fatalf("Can't get file \"%v\" after index update", content)
}
if dir.Deleted && file.Deleted {
return
}
select {
case <-timeout.C:
if !dir.Deleted && !file.Deleted {
t.Errorf("Neither the dir nor its content was deleted before timing out.")
} else if !dir.Deleted {
t.Errorf("The dir was not deleted before timing out.")
} else {
t.Errorf("The content of the dir was not deleted before timing out.")
}
return
default:
time.Sleep(100 * time.Millisecond)
}
}
}
func TestIssue4475(t *testing.T) {
m, conn, fcfg, wcfgCancel := setupModelWithConnection(t)
defer wcfgCancel()
defer cleanupModel(m)
testFs := fcfg.Filesystem(nil)
// Scenario: Dir is deleted locally and before syncing/index exchange
// happens, a file is create in that dir on the remote.
// This should result in the directory being recreated and added to the
// db locally.
must(t, testFs.MkdirAll("delDir", 0o755))
m.ScanFolder("default")
if fcfg, ok := m.cfg.Folder("default"); !ok || !fcfg.SharedWith(device1) {
t.Fatal("not shared with device1")
}
fileName := filepath.Join("delDir", "file")
conn.addFile(fileName, 0o644, protocol.FileInfoTypeFile, nil)
conn.sendIndexUpdate()
// Is there something we could trigger on instead of just waiting?
timeout := time.NewTimer(5 * time.Second)
created := false
for {
if !created {
if _, ok := m.testCurrentFolderFile("default", fileName); ok {
created = true
}
} else {
dir, ok := m.testCurrentFolderFile("default", "delDir")
if !ok {
t.Fatalf("can't get dir from db")
}
if !dir.Deleted {
return
}
}
select {
case <-timeout.C:
if created {
t.Errorf("Timed out before file from remote was created")
} else {
t.Errorf("Timed out before directory was resurrected in db")
}
return
default:
time.Sleep(100 * time.Millisecond)
}
}
}
func TestVersionRestore(t *testing.T) {
t.Skip("incompatible with fakefs")
// We create a bunch of files which we restore
// In each file, we write the filename as the content
// We verify that the content matches at the expected filenames
// after the restore operation.
fcfg := newFolderConfiguration(defaultCfgWrapper, "default", "default", fs.FilesystemTypeFake, srand.String(32))
fcfg.Versioning.Type = "simple"
fcfg.FSWatcherEnabled = false
filesystem := fcfg.Filesystem(nil)
rawConfig := config.Configuration{
Version: config.CurrentVersion,
Folders: []config.FolderConfiguration{fcfg},
}
cfg, cancel := newConfigWrapper(rawConfig)
defer cancel()
m := setupModel(t, cfg)
defer cleanupModel(m)
m.ScanFolder("default")
sentinel, err := time.ParseInLocation(versioner.TimeFormat, "20180101-010101", time.Local)
if err != nil {
t.Fatal(err)
}
for _, file := range []string{
// Versions directory
".stversions/file~20171210-040404.txt", // will be restored
".stversions/existing~20171210-040404", // exists, should expect to be archived.
".stversions/something~20171210-040404", // will become directory, hence error
".stversions/dir/file~20171210-040404.txt",
".stversions/dir/file~20171210-040405.txt",
".stversions/dir/file~20171210-040406.txt",
".stversions/very/very/deep/one~20171210-040406.txt", // lives deep down, no directory exists.
".stversions/dir/existing~20171210-040406.txt", // exists, should expect to be archived.
".stversions/dir/cat", // untagged which was used by trashcan, supported
// "file.txt" will be restored
"existing",
"something/file", // Becomes directory
"dir/file.txt",
"dir/existing.txt",
} {
if build.IsWindows {
file = filepath.FromSlash(file)
}
dir := filepath.Dir(file)
must(t, filesystem.MkdirAll(dir, 0o755))
if fd, err := filesystem.Create(file); err != nil {
t.Fatal(err)
} else if _, err := fd.Write([]byte(file)); err != nil {
t.Fatal(err)
} else if err := fd.Close(); err != nil {
t.Fatal(err)
} else if err := filesystem.Chtimes(file, sentinel, sentinel); err != nil {
t.Fatal(err)
}
}
versions, err := m.GetFolderVersions("default")
must(t, err)
expectedVersions := map[string]int{
"file.txt": 1,
"existing": 1,
"something": 1,
"dir/file.txt": 3,
"dir/existing.txt": 1,
"very/very/deep/one.txt": 1,
"dir/cat": 1,
}
for name, vers := range versions {
cnt, ok := expectedVersions[name]
if !ok {
t.Errorf("unexpected %s", name)
}
if len(vers) != cnt {
t.Errorf("%s: %d != %d", name, cnt, len(vers))
}
// Delete, so we can check if we didn't hit something we expect afterwards.
delete(expectedVersions, name)
}
for name := range expectedVersions {
t.Errorf("not found expected %s", name)
}
// Restoring non existing folder fails.
_, err = m.RestoreFolderVersions("does not exist", nil)
if err == nil {
t.Errorf("expected an error")
}
makeTime := func(s string) time.Time {
tm, err := time.ParseInLocation(versioner.TimeFormat, s, time.Local)
if err != nil {
t.Error(err)
}
return tm.Truncate(time.Second)
}
restore := map[string]time.Time{
"file.txt": makeTime("20171210-040404"),
"existing": makeTime("20171210-040404"),
"something": makeTime("20171210-040404"),
"dir/file.txt": makeTime("20171210-040406"),
"dir/existing.txt": makeTime("20171210-040406"),
"very/very/deep/one.txt": makeTime("20171210-040406"),
}
beforeRestore := time.Now().Truncate(time.Second)
ferr, err := m.RestoreFolderVersions("default", restore)
must(t, err)
if err, ok := ferr["something"]; len(ferr) > 1 || !ok || !errors.Is(err, versioner.ErrDirectory) {
t.Fatalf("incorrect error or count: %d %s", len(ferr), ferr)
}
// Failed items are not expected to be restored.
// Remove them from expectations
for name := range ferr {
delete(restore, name)
}
// Check that content of files matches to the version they've been restored.
for file, version := range restore {
if build.IsWindows {
file = filepath.FromSlash(file)
}
tag := version.In(time.Local).Truncate(time.Second).Format(versioner.TimeFormat)
taggedName := filepath.Join(versioner.DefaultPath, versioner.TagFilename(file, tag))
fd, err := filesystem.Open(file)
if err != nil {
t.Error(err)
}
defer fd.Close()
content, err := io.ReadAll(fd)
if err != nil {
t.Error(err)
}
if !bytes.Equal(content, []byte(taggedName)) {
t.Errorf("%s: %s != %s", file, string(content), taggedName)
}
}
// Simple versioner uses now for timestamp generation, so we can check
// if existing stuff was correctly archived as we restored (oppose to deleteD), and version time as after beforeRestore
expectArchived := map[string]struct{}{
"existing": {},
"dir/file.txt": {},
"dir/existing.txt": {},
}
allFileVersions, err := m.GetFolderVersions("default")
must(t, err)
for file, versions := range allFileVersions {
key := file
if build.IsWindows {
file = filepath.FromSlash(file)
}
for _, version := range versions {
if version.VersionTime.Equal(beforeRestore) || version.VersionTime.After(beforeRestore) {
fd, err := filesystem.Open(versioner.DefaultPath + "/" + versioner.TagFilename(file, version.VersionTime.Format(versioner.TimeFormat)))
must(t, err)
defer fd.Close()
content, err := io.ReadAll(fd)
if err != nil {
t.Error(err)
}
// Even if they are at the archived path, content should have the non
// archived name.
if !bytes.Equal(content, []byte(file)) {
t.Errorf("%s (%s): %s != %s", file, fd.Name(), string(content), file)
}
_, ok := expectArchived[key]
if !ok {
t.Error("unexpected archived file with future timestamp", file, version.VersionTime)
}
delete(expectArchived, key)
}
}
}
if len(expectArchived) != 0 {
t.Fatal("missed some archived files", expectArchived)
}
}
func TestPausedFolders(t *testing.T) {
// Create a separate wrapper not to pollute other tests.
wrapper, cancel := newConfigWrapper(defaultCfgWrapper.RawCopy())
defer cancel()
m := setupModel(t, wrapper)
defer cleanupModel(m)
if err := m.ScanFolder("default"); err != nil {
t.Error(err)
}
pausedConfig := wrapper.RawCopy()
pausedConfig.Folders[0].Paused = true
replace(t, wrapper, pausedConfig)
if err := m.ScanFolder("default"); err != ErrFolderPaused {
t.Errorf("Expected folder paused error, received: %v", err)
}
if err := m.ScanFolder("nonexistent"); err != ErrFolderMissing {
t.Errorf("Expected missing folder error, received: %v", err)
}
}
func TestIssue4094(t *testing.T) {
// Create a separate wrapper not to pollute other tests.
wrapper, cancel := newConfigWrapper(config.Configuration{Version: config.CurrentVersion})
defer cancel()
m := newModel(t, wrapper, myID, nil)
m.ServeBackground()
defer cleanupModel(m)
// Force the model to wire itself and add the folders
folderPath := "nonexistent"
cfg := defaultCfgWrapper.RawCopy()
fcfg := config.FolderConfiguration{
FilesystemType: fs.FilesystemTypeFake,
ID: "folder1",
Path: folderPath,
Paused: true,
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
},
}
cfg.Folders = []config.FolderConfiguration{fcfg}
replace(t, wrapper, cfg)
if err := m.SetIgnores(fcfg.ID, []string{"foo"}); err != nil {
t.Fatalf("failed setting ignores: %v", err)
}
if _, err := fcfg.Filesystem(nil).Lstat(".stignore"); err != nil {
t.Fatalf("failed stating .stignore: %v", err)
}
}
func TestIssue4903(t *testing.T) {
wrapper, cancel := newConfigWrapper(config.Configuration{Version: config.CurrentVersion})
defer cancel()
m := setupModel(t, wrapper)
defer cleanupModel(m)
// Force the model to wire itself and add the folders
folderPath := "nonexistent"
cfg := defaultCfgWrapper.RawCopy()
fcfg := config.FolderConfiguration{
ID: "folder1",
Path: folderPath,
Paused: true,
Devices: []config.FolderDeviceConfiguration{
{DeviceID: device1},
},
}
cfg.Folders = []config.FolderConfiguration{fcfg}
replace(t, wrapper, cfg)
if err := fcfg.CheckPath(); err != config.ErrPathMissing {
t.Fatalf("expected path missing error, got: %v, debug: %s", err, fcfg.CheckPath())
}
if _, err := fcfg.Filesystem(nil).Lstat("."); !fs.IsNotExist(err) {
t.Fatalf("Expected missing path error, got: %v", err)
}
}
func TestIssue5002(t *testing.T) {
// recheckFile should not panic when given an index equal to the number of blocks
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
ffs := fcfg.Filesystem(nil)
fd, err := ffs.Create("foo")
must(t, err)
_, err = fd.Write([]byte("foobar"))
must(t, err)
fd.Close()
m := setupModel(t, w)
defer cleanupModel(m)
if err := m.ScanFolder("default"); err != nil {
t.Error(err)
}
file, ok := m.testCurrentFolderFile("default", "foo")
if !ok {
t.Fatal("test file should exist")
}
blockSize := int32(file.BlockSize())
m.recheckFile(protocol.LocalDeviceID, "default", "foo", file.Size-int64(blockSize), []byte{1, 2, 3, 4}, 0)
m.recheckFile(protocol.LocalDeviceID, "default", "foo", file.Size, []byte{1, 2, 3, 4}, 0) // panic
m.recheckFile(protocol.LocalDeviceID, "default", "foo", file.Size+int64(blockSize), []byte{1, 2, 3, 4}, 0)
}
func TestParentOfUnignored(t *testing.T) {
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
ffs := fcfg.Filesystem(nil)
must(t, ffs.Mkdir("bar", 0o755))
must(t, ffs.Mkdir("baz", 0o755))
must(t, ffs.Mkdir("baz/quux", 0o755))
m := setupModel(t, w)
defer cleanupModel(m)
m.SetIgnores("default", []string{"!quux", "*"})
m.ScanFolder("default")
if bar, ok := m.testCurrentFolderFile("default", "bar"); !ok {
t.Error(`Directory "bar" missing in db`)
} else if !bar.IsIgnored() {
t.Error(`Directory "bar" is not ignored`)
}
if baz, ok := m.testCurrentFolderFile("default", "baz"); !ok {
t.Error(`Directory "baz" missing in db`)
} else if baz.IsIgnored() {
t.Error(`Directory "baz" is ignored`)
}
}
// TestFolderRestartZombies reproduces issue 5233, where multiple concurrent folder
// restarts would leave more than one folder runner alive.
func TestFolderRestartZombies(t *testing.T) {
wrapper, cancel := newConfigWrapper(defaultCfg.Copy())
defer cancel()
waiter, err := wrapper.Modify(func(cfg *config.Configuration) {
cfg.Options.RawMaxFolderConcurrency = -1
_, i, _ := cfg.Folder("default")
cfg.Folders[i].FilesystemType = fs.FilesystemTypeFake
})
must(t, err)
waiter.Wait()
folderCfg, _ := wrapper.Folder("default")
m := setupModel(t, wrapper)
defer cleanupModel(m)
// Make sure the folder is up and running, because we want to count it.
m.ScanFolder("default")
// Check how many running folders we have running before the test.
if r := m.foldersRunning.Load(); r != 1 {
t.Error("Expected one running folder, not", r)
}
// Run a few parallel configuration changers for one second. Each waits
// for the commit to complete, but there are many of them.
var wg sync.WaitGroup
for i := 0; i < 25; i++ {
wg.Add(1)
go func() {
defer wg.Done()
t0 := time.Now()
for time.Since(t0) < time.Second {
fcfg := folderCfg.Copy()
fcfg.MaxConflicts = mrand.Int() // safe change that should cause a folder restart
setFolder(t, wrapper, fcfg)
}
}()
}
// Wait for the above to complete and check how many folders we have
// running now. It should not have increased.
wg.Wait()
// Make sure the folder is up and running, because we want to count it.
m.ScanFolder("default")
if r := m.foldersRunning.Load(); r != 1 {
t.Error("Expected one running folder, not", r)
}
}
func TestRequestLimit(t *testing.T) {
wrapper, fcfg, cancel := newDefaultCfgWrapper()
ffs := fcfg.Filesystem(nil)
file := "tmpfile"
fd, err := ffs.Create(file)
must(t, err)
fd.Close()
defer cancel()
waiter, err := wrapper.Modify(func(cfg *config.Configuration) {
_, i, _ := cfg.Device(device1)
cfg.Devices[i].MaxRequestKiB = 1
})
must(t, err)
waiter.Wait()
m, conn := setupModelWithConnectionFromWrapper(t, wrapper)
defer cleanupModel(m)
m.ScanFolder("default")
befReq := time.Now()
first, err := m.Request(conn, &protocol.Request{Folder: "default", Name: file, Size: 2000})
if err != nil {
t.Fatalf("First request failed: %v", err)
}
reqDur := time.Since(befReq)
returned := make(chan struct{})
go func() {
second, err := m.Request(conn, &protocol.Request{Folder: "default", Name: file, Size: 2000})
if err != nil {
t.Errorf("Second request failed: %v", err)
}
close(returned)
second.Close()
}()
time.Sleep(10 * reqDur)
select {
case <-returned:
t.Fatalf("Second request returned before first was done")
default:
}
first.Close()
select {
case <-returned:
case <-time.After(time.Second):
t.Fatalf("Second request did not return after first was done")
}
}
// TestConnCloseOnRestart checks that there is no deadlock when calling Close
// on a protocol connection that has a blocking reader (blocking writer can't
// be done as the test requires clusterconfigs to go through).
func TestConnCloseOnRestart(t *testing.T) {
oldCloseTimeout := protocol.CloseTimeout
protocol.CloseTimeout = 100 * time.Millisecond
defer func() {
protocol.CloseTimeout = oldCloseTimeout
}()
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
m := setupModel(t, w)
defer cleanupModelAndRemoveDir(m, fcfg.Filesystem(nil).URI())
br := &testutil.BlockingRW{}
nw := &testutil.NoopRW{}
ci := &protocolmocks.ConnectionInfo{}
ci.ConnectionIDReturns(srand.String(16))
m.AddConnection(protocol.NewConnection(device1, br, nw, testutil.NoopCloser{}, m, ci, protocol.CompressionNever, nil, m.keyGen), protocol.Hello{})
m.mut.RLock()
if len(m.closed) != 1 {
t.Fatalf("Expected just one conn (len(m.closed) == %v)", len(m.closed))
}
var closed chan struct{}
for _, c := range m.closed {
closed = c
}
m.mut.RUnlock()
waiter, err := w.RemoveDevice(device1)
if err != nil {
t.Fatal(err)
}
done := make(chan struct{})
go func() {
waiter.Wait()
close(done)
}()
select {
case <-done:
case <-time.After(5 * time.Second):
t.Fatal("Timed out before config took effect")
}
select {
case <-closed:
case <-time.After(5 * time.Second):
t.Fatal("Timed out before connection was closed")
}
}
func TestModTimeWindow(t *testing.T) {
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
tfs := modtimeTruncatingFS{
trunc: 0,
Filesystem: fcfg.Filesystem(nil),
}
// fcfg.RawModTimeWindowS = 2
setFolder(t, w, fcfg)
m := setupModel(t, w)
defer cleanupModelAndRemoveDir(m, tfs.URI())
name := "foo"
fd, err := tfs.Create(name)
must(t, err)
stat, err := fd.Stat()
must(t, err)
modTime := stat.ModTime()
fd.Close()
m.ScanFolders()
// Get current version
fi, ok := m.testCurrentFolderFile("default", name)
if !ok {
t.Fatal("File missing")
}
v := fi.Version
// Change the filesystem to only return modtimes to the closest two
// seconds, like FAT.
tfs.trunc = 2 * time.Second
// Scan again
m.ScanFolders()
// No change due to within window
fi, _ = m.testCurrentFolderFile("default", name)
if !fi.Version.Equal(v) {
t.Fatalf("Got version %v, expected %v", fi.Version, v)
}
// Update to be outside window
err = tfs.Chtimes(name, time.Now(), modTime.Add(2*time.Second))
must(t, err)
m.ScanFolders()
// Version should have updated
fi, _ = m.testCurrentFolderFile("default", name)
if fi.Version.Compare(v) != protocol.Greater {
t.Fatalf("Got result %v, expected %v", fi.Version.Compare(v), protocol.Greater)
}
}
func TestDevicePause(t *testing.T) {
m, _, fcfg, wcfgCancel := setupModelWithConnection(t)
defer wcfgCancel()
defer cleanupModelAndRemoveDir(m, fcfg.Filesystem(nil).URI())
sub := m.evLogger.Subscribe(events.DevicePaused)
defer sub.Unsubscribe()
m.mut.RLock()
var closed chan struct{}
for _, c := range m.closed {
closed = c
}
m.mut.RUnlock()
pauseDevice(t, m.cfg, device1, true)
timeout := time.NewTimer(5 * time.Second)
select {
case <-sub.C():
select {
case <-closed:
case <-timeout.C:
t.Fatal("Timed out before connection was closed")
}
case <-timeout.C:
t.Fatal("Timed out before device was paused")
}
}
func TestDeviceWasSeen(t *testing.T) {
m, _, fcfg, wcfgCancel := setupModelWithConnection(t)
defer wcfgCancel()
defer cleanupModelAndRemoveDir(m, fcfg.Filesystem(nil).URI())
m.deviceWasSeen(device1)
stats, err := m.DeviceStatistics()
if err != nil {
t.Error("Unexpected error:", err)
}
entry := stats[device1]
if time.Since(entry.LastSeen) > time.Second {
t.Error("device should have been seen now")
}
}
func TestNewLimitedRequestResponse(t *testing.T) {
l0 := semaphore.New(0)
l1 := semaphore.New(1024)
l2 := (*semaphore.Semaphore)(nil)
// Should take 500 bytes from any non-unlimited non-nil limiters.
res := newLimitedRequestResponse(500, l0, l1, l2)
if l1.Available() != 1024-500 {
t.Error("should have taken bytes from limited limiter")
}
// Closing the result should return the bytes.
res.Close()
// Try to take 1024 bytes to make sure the bytes were returned.
done := make(chan struct{})
go func() {
l1.Take(1024)
close(done)
}()
select {
case <-done:
case <-time.After(time.Second):
t.Error("Bytes weren't returned in a timely fashion")
}
}
func TestSummaryPausedNoError(t *testing.T) {
wcfg, fcfg, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
pauseFolder(t, wcfg, fcfg.ID, true)
m := setupModel(t, wcfg)
defer cleanupModel(m)
fss := NewFolderSummaryService(wcfg, m, myID, events.NoopLogger)
if _, err := fss.Summary(fcfg.ID); err != nil {
t.Error("Expected no error getting a summary for a paused folder:", err)
}
}
func TestFolderAPIErrors(t *testing.T) {
wcfg, fcfg, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
pauseFolder(t, wcfg, fcfg.ID, true)
m := setupModel(t, wcfg)
defer cleanupModel(m)
methods := []func(folder string) error{
m.ScanFolder,
func(folder string) error {
return m.ScanFolderSubdirs(folder, nil)
},
func(folder string) error {
_, err := m.GetFolderVersions(folder)
return err
},
func(folder string) error {
_, err := m.RestoreFolderVersions(folder, nil)
return err
},
}
for i, method := range methods {
if err := method(fcfg.ID); err != ErrFolderPaused {
t.Errorf(`Expected "%v", got "%v" (method no %v)`, ErrFolderPaused, err, i)
}
if err := method("notexisting"); err != ErrFolderMissing {
t.Errorf(`Expected "%v", got "%v" (method no %v)`, ErrFolderMissing, err, i)
}
}
}
func TestRenameSequenceOrder(t *testing.T) {
wcfg, fcfg, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
m := setupModel(t, wcfg)
defer cleanupModel(m)
numFiles := 20
ffs := fcfg.Filesystem(nil)
for i := 0; i < numFiles; i++ {
v := fmt.Sprintf("%d", i)
writeFile(t, ffs, v, []byte(v))
}
m.ScanFolders()
count := 0
snap := dbSnapshot(t, m, "default")
snap.WithHave(protocol.LocalDeviceID, func(i protocol.FileIntf) bool {
count++
return true
})
snap.Release()
if count != numFiles {
t.Errorf("Unexpected count: %d != %d", count, numFiles)
}
// Modify all the files, other than the ones we expect to rename
for i := 0; i < numFiles; i++ {
if i == 3 || i == 17 || i == 16 || i == 4 {
continue
}
v := fmt.Sprintf("%d", i)
writeFile(t, ffs, v, []byte(v+"-new"))
}
// Rename
must(t, ffs.Rename("3", "17"))
must(t, ffs.Rename("16", "4"))
// Scan
m.ScanFolders()
// Verify sequence of a appearing is followed by c disappearing.
snap = dbSnapshot(t, m, "default")
defer snap.Release()
var firstExpectedSequence int64
var secondExpectedSequence int64
failed := false
snap.WithHaveSequence(0, func(i protocol.FileIntf) bool {
t.Log(i)
if i.FileName() == "17" {
firstExpectedSequence = i.SequenceNo() + 1
}
if i.FileName() == "4" {
secondExpectedSequence = i.SequenceNo() + 1
}
if i.FileName() == "3" {
failed = i.SequenceNo() != firstExpectedSequence || failed
}
if i.FileName() == "16" {
failed = i.SequenceNo() != secondExpectedSequence || failed
}
return true
})
if failed {
t.Fail()
}
}
func TestRenameSameFile(t *testing.T) {
wcfg, fcfg, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
m := setupModel(t, wcfg)
defer cleanupModel(m)
ffs := fcfg.Filesystem(nil)
writeFile(t, ffs, "file", []byte("file"))
m.ScanFolders()
count := 0
snap := dbSnapshot(t, m, "default")
snap.WithHave(protocol.LocalDeviceID, func(i protocol.FileIntf) bool {
count++
return true
})
snap.Release()
if count != 1 {
t.Errorf("Unexpected count: %d != %d", count, 1)
}
must(t, ffs.Rename("file", "file1"))
must(t, osutil.Copy(fs.CopyRangeMethodStandard, ffs, ffs, "file1", "file0"))
must(t, osutil.Copy(fs.CopyRangeMethodStandard, ffs, ffs, "file1", "file2"))
must(t, osutil.Copy(fs.CopyRangeMethodStandard, ffs, ffs, "file1", "file3"))
must(t, osutil.Copy(fs.CopyRangeMethodStandard, ffs, ffs, "file1", "file4"))
m.ScanFolders()
snap = dbSnapshot(t, m, "default")
defer snap.Release()
prevSeq := int64(0)
seen := false
snap.WithHaveSequence(0, func(i protocol.FileIntf) bool {
if i.SequenceNo() <= prevSeq {
t.Fatalf("non-increasing sequences: %d <= %d", i.SequenceNo(), prevSeq)
}
if i.FileName() == "file" {
if seen {
t.Fatal("already seen file")
}
seen = true
}
prevSeq = i.SequenceNo()
return true
})
}
func TestRenameEmptyFile(t *testing.T) {
wcfg, fcfg, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
m := setupModel(t, wcfg)
defer cleanupModel(m)
ffs := fcfg.Filesystem(nil)
writeFile(t, ffs, "file", []byte("data"))
writeFile(t, ffs, "empty", nil)
m.ScanFolders()
snap := dbSnapshot(t, m, "default")
defer snap.Release()
empty, eok := snap.Get(protocol.LocalDeviceID, "empty")
if !eok {
t.Fatal("failed to find empty file")
}
file, fok := snap.Get(protocol.LocalDeviceID, "file")
if !fok {
t.Fatal("failed to find non-empty file")
}
count := 0
snap.WithBlocksHash(empty.BlocksHash, func(_ protocol.FileIntf) bool {
count++
return true
})
if count != 0 {
t.Fatalf("Found %d entries for empty file, expected 0", count)
}
count = 0
snap.WithBlocksHash(file.BlocksHash, func(_ protocol.FileIntf) bool {
count++
return true
})
if count != 1 {
t.Fatalf("Found %d entries for non-empty file, expected 1", count)
}
must(t, ffs.Rename("file", "new-file"))
must(t, ffs.Rename("empty", "new-empty"))
// Scan
m.ScanFolders()
snap = dbSnapshot(t, m, "default")
defer snap.Release()
count = 0
snap.WithBlocksHash(empty.BlocksHash, func(_ protocol.FileIntf) bool {
count++
return true
})
if count != 0 {
t.Fatalf("Found %d entries for empty file, expected 0", count)
}
count = 0
snap.WithBlocksHash(file.BlocksHash, func(i protocol.FileIntf) bool {
count++
if i.FileName() != "new-file" {
t.Fatalf("unexpected file name %s, expected new-file", i.FileName())
}
return true
})
if count != 1 {
t.Fatalf("Found %d entries for non-empty file, expected 1", count)
}
}
func TestBlockListMap(t *testing.T) {
wcfg, fcfg, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
m := setupModel(t, wcfg)
defer cleanupModel(m)
ffs := fcfg.Filesystem(nil)
writeFile(t, ffs, "one", []byte("content"))
writeFile(t, ffs, "two", []byte("content"))
writeFile(t, ffs, "three", []byte("content"))
writeFile(t, ffs, "four", []byte("content"))
writeFile(t, ffs, "five", []byte("content"))
m.ScanFolders()
snap := dbSnapshot(t, m, "default")
defer snap.Release()
fi, ok := snap.Get(protocol.LocalDeviceID, "one")
if !ok {
t.Error("failed to find existing file")
}
var paths []string
snap.WithBlocksHash(fi.BlocksHash, func(fi protocol.FileIntf) bool {
paths = append(paths, fi.FileName())
return true
})
snap.Release()
expected := []string{"one", "two", "three", "four", "five"}
if !equalStringsInAnyOrder(paths, expected) {
t.Errorf("expected %q got %q", expected, paths)
}
// Fudge the files around
// Remove
must(t, ffs.Remove("one"))
// Modify
must(t, ffs.Remove("two"))
writeFile(t, ffs, "two", []byte("mew-content"))
// Rename
must(t, ffs.Rename("three", "new-three"))
// Change type
must(t, ffs.Remove("four"))
must(t, ffs.Mkdir("four", 0o644))
m.ScanFolders()
// Check we're left with 2 of the 5
snap = dbSnapshot(t, m, "default")
defer snap.Release()
paths = paths[:0]
snap.WithBlocksHash(fi.BlocksHash, func(fi protocol.FileIntf) bool {
paths = append(paths, fi.FileName())
return true
})
snap.Release()
expected = []string{"new-three", "five"}
if !equalStringsInAnyOrder(paths, expected) {
t.Errorf("expected %q got %q", expected, paths)
}
}
func TestScanRenameCaseOnly(t *testing.T) {
wcfg, fcfg, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
m := setupModel(t, wcfg)
defer cleanupModel(m)
ffs := fcfg.Filesystem(nil)
name := "foo"
writeFile(t, ffs, name, []byte("contents"))
m.ScanFolders()
snap := dbSnapshot(t, m, fcfg.ID)
defer snap.Release()
found := false
snap.WithHave(protocol.LocalDeviceID, func(i protocol.FileIntf) bool {
if found {
t.Fatal("got more than one file")
}
if i.FileName() != name {
t.Fatalf("got file %v, expected %v", i.FileName(), name)
}
found = true
return true
})
snap.Release()
upper := strings.ToUpper(name)
must(t, ffs.Rename(name, upper))
m.ScanFolders()
snap = dbSnapshot(t, m, fcfg.ID)
defer snap.Release()
found = false
snap.WithHave(protocol.LocalDeviceID, func(i protocol.FileIntf) bool {
if i.FileName() == name {
if i.IsDeleted() {
return true
}
t.Fatal("renamed file not deleted")
}
if i.FileName() != upper {
t.Fatalf("got file %v, expected %v", i.FileName(), upper)
}
if found {
t.Fatal("got more than the expected files")
}
found = true
return true
})
}
func TestClusterConfigOnFolderAdd(t *testing.T) {
testConfigChangeTriggersClusterConfigs(t, false, true, nil, func(wrapper config.Wrapper) {
fcfg := newFolderConfig()
fcfg.ID = "second"
fcfg.Label = "second"
fcfg.Devices = []config.FolderDeviceConfiguration{{
DeviceID: device2,
IntroducedBy: protocol.EmptyDeviceID,
}}
setFolder(t, wrapper, fcfg)
})
}
func TestClusterConfigOnFolderShare(t *testing.T) {
testConfigChangeTriggersClusterConfigs(t, true, true, nil, func(cfg config.Wrapper) {
fcfg := cfg.FolderList()[0]
fcfg.Devices = []config.FolderDeviceConfiguration{{
DeviceID: device2,
IntroducedBy: protocol.EmptyDeviceID,
}}
setFolder(t, cfg, fcfg)
})
}
func TestClusterConfigOnFolderUnshare(t *testing.T) {
testConfigChangeTriggersClusterConfigs(t, true, false, nil, func(cfg config.Wrapper) {
fcfg := cfg.FolderList()[0]
fcfg.Devices = nil
setFolder(t, cfg, fcfg)
})
}
func TestClusterConfigOnFolderRemove(t *testing.T) {
testConfigChangeTriggersClusterConfigs(t, true, false, nil, func(cfg config.Wrapper) {
rcfg := cfg.RawCopy()
rcfg.Folders = nil
replace(t, cfg, rcfg)
})
}
func TestClusterConfigOnFolderPause(t *testing.T) {
testConfigChangeTriggersClusterConfigs(t, true, false, nil, func(cfg config.Wrapper) {
pauseFolder(t, cfg, cfg.FolderList()[0].ID, true)
})
}
func TestClusterConfigOnFolderUnpause(t *testing.T) {
testConfigChangeTriggersClusterConfigs(t, true, false, func(cfg config.Wrapper) {
pauseFolder(t, cfg, cfg.FolderList()[0].ID, true)
}, func(cfg config.Wrapper) {
pauseFolder(t, cfg, cfg.FolderList()[0].ID, false)
})
}
func TestAddFolderCompletion(t *testing.T) {
// Empty folders are always 100% complete.
comp := newFolderCompletion(db.Counts{}, db.Counts{}, 0, remoteFolderValid)
comp.add(newFolderCompletion(db.Counts{}, db.Counts{}, 0, remoteFolderPaused))
if comp.CompletionPct != 100 {
t.Error(comp.CompletionPct)
}
// Completion is of the whole
comp = newFolderCompletion(db.Counts{Bytes: 100}, db.Counts{}, 0, remoteFolderValid) // 100% complete
comp.add(newFolderCompletion(db.Counts{Bytes: 400}, db.Counts{Bytes: 50}, 0, remoteFolderValid)) // 82.5% complete
if comp.CompletionPct != 90 { // 100 * (1 - 50/500)
t.Error(comp.CompletionPct)
}
}
func TestScanDeletedROChangedOnSR(t *testing.T) {
m, conn, fcfg, wCancel := setupModelWithConnection(t)
ffs := fcfg.Filesystem(nil)
defer wCancel()
defer cleanupModelAndRemoveDir(m, ffs.URI())
fcfg.Type = config.FolderTypeReceiveOnly
setFolder(t, m.cfg, fcfg)
name := "foo"
writeFile(t, ffs, name, []byte(name))
m.ScanFolders()
file, ok := m.testCurrentFolderFile(fcfg.ID, name)
if !ok {
t.Fatal("file missing in db")
}
// A remote must have the file, otherwise the deletion below is
// automatically resolved as not a ro-changed item.
must(t, m.IndexUpdate(conn, &protocol.IndexUpdate{Folder: fcfg.ID, Files: []protocol.FileInfo{file}}))
must(t, ffs.Remove(name))
m.ScanFolders()
if receiveOnlyChangedSize(t, m, fcfg.ID).Deleted != 1 {
t.Fatal("expected one receive only changed deleted item")
}
fcfg.Type = config.FolderTypeSendReceive
setFolder(t, m.cfg, fcfg)
m.ScanFolders()
if receiveOnlyChangedSize(t, m, fcfg.ID).Deleted != 0 {
t.Fatal("expected no receive only changed deleted item")
}
if localSize(t, m, fcfg.ID).Deleted != 1 {
t.Fatal("expected one local deleted item")
}
}
func testConfigChangeTriggersClusterConfigs(t *testing.T, expectFirst, expectSecond bool, pre func(config.Wrapper), fn func(config.Wrapper)) {
t.Helper()
wcfg, _, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
m := setupModel(t, wcfg)
defer cleanupModel(m)
setDevice(t, wcfg, newDeviceConfiguration(wcfg.DefaultDevice(), device2, "device2"))
if pre != nil {
pre(wcfg)
}
cc1 := make(chan struct{}, 1)
cc2 := make(chan struct{}, 1)
fc1 := newFakeConnection(device1, m)
fc1.ClusterConfigCalls(func(_ *protocol.ClusterConfig) {
cc1 <- struct{}{}
})
fc2 := newFakeConnection(device2, m)
fc2.ClusterConfigCalls(func(_ *protocol.ClusterConfig) {
cc2 <- struct{}{}
})
m.AddConnection(fc1, protocol.Hello{})
m.AddConnection(fc2, protocol.Hello{})
m.promoteConnections()
// Initial CCs
select {
case <-cc1:
default:
t.Fatal("missing initial CC from device1")
}
select {
case <-cc2:
default:
t.Fatal("missing initial CC from device2")
}
t.Log("Applying config change")
fn(wcfg)
timeout := time.NewTimer(time.Second)
if expectFirst {
select {
case <-cc1:
case <-timeout.C:
t.Errorf("timed out before receiving cluste rconfig for first device")
}
}
if expectSecond {
select {
case <-cc2:
case <-timeout.C:
t.Errorf("timed out before receiving cluste rconfig for second device")
}
}
}
// The end result of the tested scenario is that the global version entry has an
// empty version vector and is not deleted, while everything is actually deleted.
// That then causes these files to be considered as needed, while they are not.
// https://github.com/syncthing/syncthing/issues/6961
func TestIssue6961(t *testing.T) {
wcfg, fcfg, wcfgCancel := newDefaultCfgWrapper()
defer wcfgCancel()
tfs := fcfg.Filesystem(nil)
waiter, err := wcfg.Modify(func(cfg *config.Configuration) {
cfg.SetDevice(newDeviceConfiguration(cfg.Defaults.Device, device2, "device2"))
fcfg.Type = config.FolderTypeReceiveOnly
fcfg.Devices = append(fcfg.Devices, config.FolderDeviceConfiguration{DeviceID: device2})
cfg.SetFolder(fcfg)
})
must(t, err)
waiter.Wait()
// Always recalc/repair when opening a fileset.
m := newModel(t, wcfg, myID, nil)
m.db.Close()
m.db, err = db.NewLowlevel(backend.OpenMemory(), m.evLogger, db.WithRecheckInterval(time.Millisecond))
if err != nil {
t.Fatal(err)
}
m.ServeBackground()
defer cleanupModelAndRemoveDir(m, tfs.URI())
conn1 := addFakeConn(m, device1, fcfg.ID)
conn2 := addFakeConn(m, device2, fcfg.ID)
m.ScanFolders()
name := "foo"
version := protocol.Vector{}.Update(device1.Short())
// Remote, valid and existing file
must(t, m.Index(conn1, &protocol.Index{Folder: fcfg.ID, Files: []protocol.FileInfo{{Name: name, Version: version, Sequence: 1}}}))
// Remote, invalid (receive-only) and existing file
must(t, m.Index(conn2, &protocol.Index{Folder: fcfg.ID, Files: []protocol.FileInfo{{Name: name, RawInvalid: true, Sequence: 1}}}))
// Create a local file
if fd, err := tfs.OpenFile(name, fs.OptCreate, 0o666); err != nil {
t.Fatal(err)
} else {
fd.Close()
}
if info, err := tfs.Lstat(name); err != nil {
t.Fatal(err)
} else {
l.Infoln("intest", info.Mode)
}
m.ScanFolders()
// Get rid of valid global
waiter, err = wcfg.RemoveDevice(device1)
if err != nil {
t.Fatal(err)
}
waiter.Wait()
// Delete the local file
must(t, tfs.Remove(name))
m.ScanFolders()
// Drop the remote index, add some other file.
must(t, m.Index(conn2, &protocol.Index{Folder: fcfg.ID, Files: []protocol.FileInfo{{Name: "bar", RawInvalid: true, Sequence: 1}}}))
// Pause and unpause folder to create new db.FileSet and thus recalculate everything
pauseFolder(t, wcfg, fcfg.ID, true)
pauseFolder(t, wcfg, fcfg.ID, false)
if comp := m.testCompletion(device2, fcfg.ID); comp.NeedDeletes != 0 {
t.Error("Expected 0 needed deletes, got", comp.NeedDeletes)
} else {
t.Log(comp)
}
}
func TestCompletionEmptyGlobal(t *testing.T) {
m, conn, fcfg, wcfgCancel := setupModelWithConnection(t)
defer wcfgCancel()
defer cleanupModelAndRemoveDir(m, fcfg.Filesystem(nil).URI())
files := []protocol.FileInfo{{Name: "foo", Version: protocol.Vector{}.Update(myID.Short()), Sequence: 1}}
m.mut.Lock()
m.folderFiles[fcfg.ID].Update(protocol.LocalDeviceID, files)
m.mut.Unlock()
files[0].Deleted = true
files[0].Version = files[0].Version.Update(device1.Short())
must(t, m.IndexUpdate(conn, &protocol.IndexUpdate{Folder: fcfg.ID, Files: files}))
comp := m.testCompletion(protocol.LocalDeviceID, fcfg.ID)
if comp.CompletionPct != 95 {
t.Error("Expected completion of 95%, got", comp.CompletionPct)
}
}
func TestNeedMetaAfterIndexReset(t *testing.T) {
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
addDevice2(t, w, fcfg)
m := setupModel(t, w)
defer cleanupModelAndRemoveDir(m, fcfg.Path)
conn1 := addFakeConn(m, device1, fcfg.ID)
conn2 := addFakeConn(m, device2, fcfg.ID)
var seq int64 = 1
files := []protocol.FileInfo{{Name: "foo", Size: 10, Version: protocol.Vector{}.Update(device1.Short()), Sequence: seq}}
// Start with two remotes having one file, then both deleting it, then
// only one adding it again.
must(t, m.Index(conn1, &protocol.Index{Folder: fcfg.ID, Files: files}))
must(t, m.Index(conn2, &protocol.Index{Folder: fcfg.ID, Files: files}))
seq++
files[0].SetDeleted(device2.Short())
files[0].Sequence = seq
must(t, m.IndexUpdate(conn1, &protocol.IndexUpdate{Folder: fcfg.ID, Files: files}))
must(t, m.IndexUpdate(conn2, &protocol.IndexUpdate{Folder: fcfg.ID, Files: files}))
seq++
files[0].Deleted = false
files[0].Size = 20
files[0].Version = files[0].Version.Update(device1.Short())
files[0].Sequence = seq
must(t, m.IndexUpdate(conn1, &protocol.IndexUpdate{Folder: fcfg.ID, Files: files}))
if comp := m.testCompletion(device2, fcfg.ID); comp.NeedItems != 1 {
t.Error("Expected one needed item for device2, got", comp.NeedItems)
}
// Pretend we had an index reset on device 1
must(t, m.Index(conn1, &protocol.Index{Folder: fcfg.ID, Files: files}))
if comp := m.testCompletion(device2, fcfg.ID); comp.NeedItems != 1 {
t.Error("Expected one needed item for device2, got", comp.NeedItems)
}
}
func TestCcCheckEncryption(t *testing.T) {
if testing.Short() {
t.Skip("skipping on short testing - generating encryption tokens is slow")
}
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
m := setupModel(t, w)
m.cancel()
defer cleanupModel(m)
pw := "foo"
token := protocol.PasswordToken(m.keyGen, fcfg.ID, pw)
m.folderEncryptionPasswordTokens[fcfg.ID] = token
testCases := []struct {
tokenRemote, tokenLocal []byte
isEncryptedRemote, isEncryptedLocal bool
expectedErr error
}{
{
tokenRemote: token,
tokenLocal: token,
expectedErr: errEncryptionInvConfigRemote,
},
{
isEncryptedRemote: true,
isEncryptedLocal: true,
expectedErr: errEncryptionInvConfigLocal,
},
{
tokenRemote: token,
tokenLocal: nil,
isEncryptedRemote: false,
isEncryptedLocal: false,
expectedErr: errEncryptionNotEncryptedLocal,
},
{
tokenRemote: token,
tokenLocal: nil,
isEncryptedRemote: true,
isEncryptedLocal: false,
expectedErr: nil,
},
{
tokenRemote: token,
tokenLocal: nil,
isEncryptedRemote: false,
isEncryptedLocal: true,
expectedErr: nil,
},
{
tokenRemote: nil,
tokenLocal: token,
isEncryptedRemote: true,
isEncryptedLocal: false,
expectedErr: nil,
},
{
tokenRemote: nil,
tokenLocal: token,
isEncryptedRemote: false,
isEncryptedLocal: true,
expectedErr: nil,
},
{
tokenRemote: nil,
tokenLocal: token,
isEncryptedRemote: false,
isEncryptedLocal: false,
expectedErr: errEncryptionNotEncryptedLocal,
},
{
tokenRemote: nil,
tokenLocal: nil,
isEncryptedRemote: true,
isEncryptedLocal: false,
expectedErr: errEncryptionPlainForRemoteEncrypted,
},
{
tokenRemote: nil,
tokenLocal: nil,
isEncryptedRemote: false,
isEncryptedLocal: true,
expectedErr: errEncryptionPlainForReceiveEncrypted,
},
{
tokenRemote: nil,
tokenLocal: nil,
isEncryptedRemote: false,
isEncryptedLocal: false,
expectedErr: nil,
},
}
for i, tc := range testCases {
tfcfg := fcfg.Copy()
if tc.isEncryptedLocal {
tfcfg.Type = config.FolderTypeReceiveEncrypted
m.folderEncryptionPasswordTokens[fcfg.ID] = token
}
dcfg := config.FolderDeviceConfiguration{DeviceID: device1}
if tc.isEncryptedRemote {
dcfg.EncryptionPassword = pw
}
deviceInfos := &clusterConfigDeviceInfo{
remote: protocol.Device{ID: device1, EncryptionPasswordToken: tc.tokenRemote},
local: protocol.Device{ID: myID, EncryptionPasswordToken: tc.tokenLocal},
}
err := m.ccCheckEncryption(tfcfg, dcfg, deviceInfos, false)
if err != tc.expectedErr {
t.Errorf("Testcase %v: Expected error %v, got %v", i, tc.expectedErr, err)
}
if tc.expectedErr == nil {
err := m.ccCheckEncryption(tfcfg, dcfg, deviceInfos, true)
if tc.isEncryptedRemote || tc.isEncryptedLocal {
if err != nil {
t.Errorf("Testcase %v: Expected no error, got %v", i, err)
}
} else {
if err != errEncryptionNotEncryptedUntrusted {
t.Errorf("Testcase %v: Expected error %v, got %v", i, errEncryptionNotEncryptedUntrusted, err)
}
}
}
if err != nil || (!tc.isEncryptedRemote && !tc.isEncryptedLocal) {
continue
}
if tc.isEncryptedLocal {
m.folderEncryptionPasswordTokens[fcfg.ID] = []byte("notAMatch")
} else {
dcfg.EncryptionPassword = "notAMatch"
}
err = m.ccCheckEncryption(tfcfg, dcfg, deviceInfos, false)
if err != errEncryptionPassword {
t.Errorf("Testcase %v: Expected error %v, got %v", i, errEncryptionPassword, err)
}
}
}
func TestCCFolderNotRunning(t *testing.T) {
// Create the folder, but don't start it.
w, fcfg, wCancel := newDefaultCfgWrapper()
defer wCancel()
tfs := fcfg.Filesystem(nil)
m := newModel(t, w, myID, nil)
defer cleanupModelAndRemoveDir(m, tfs.URI())
// A connection can happen before all the folders are started.
cc, _ := m.generateClusterConfig(device1)
if l := len(cc.Folders); l != 1 {
t.Fatalf("Expected 1 folder in CC, got %v", l)
}
folder := cc.Folders[0]
if id := folder.ID; id != fcfg.ID {
t.Fatalf("Expected folder %v, got %v", fcfg.ID, id)
}
if l := len(folder.Devices); l != 2 {
t.Fatalf("Expected 2 devices in CC, got %v", l)
}
local := folder.Devices[1]
if local.ID != myID {
local = folder.Devices[0]
}
if !folder.Paused && local.IndexID == 0 {
t.Errorf("Folder isn't paused, but index-id is zero")
}
}
func TestPendingFolder(t *testing.T) {
w, _, wCancel := newDefaultCfgWrapper()
defer wCancel()
m := setupModel(t, w)
defer cleanupModel(m)
setDevice(t, w, config.DeviceConfiguration{DeviceID: device2})
pfolder := "default"
of := db.ObservedFolder{
Time: time.Now().Truncate(time.Second),
Label: pfolder,
}
if err := m.db.AddOrUpdatePendingFolder(pfolder, of, device2); err != nil {
t.Fatal(err)
}
deviceFolders, err := m.PendingFolders(protocol.EmptyDeviceID)
if err != nil {
t.Fatal(err)
} else if pf, ok := deviceFolders[pfolder]; !ok {
t.Errorf("folder %v not pending", pfolder)
} else if _, ok := pf.OfferedBy[device2]; !ok {
t.Errorf("folder %v not pending for device %v", pfolder, device2)
} else if len(pf.OfferedBy) > 1 {
t.Errorf("folder %v pending for too many devices %v", pfolder, pf.OfferedBy)
}
device3, err := protocol.DeviceIDFromString("AIBAEAQ-CAIBAEC-AQCAIBA-EAQCAIA-BAEAQCA-IBAEAQC-CAIBAEA-QCAIBA7")
if err != nil {
t.Fatal(err)
}
setDevice(t, w, config.DeviceConfiguration{DeviceID: device3})
if err := m.db.AddOrUpdatePendingFolder(pfolder, of, device3); err != nil {
t.Fatal(err)
}
deviceFolders, err = m.PendingFolders(device2)
if err != nil {
t.Fatal(err)
} else if pf, ok := deviceFolders[pfolder]; !ok {
t.Errorf("folder %v not pending when filtered", pfolder)
} else if _, ok := pf.OfferedBy[device2]; !ok {
t.Errorf("folder %v not pending for device %v when filtered", pfolder, device2)
} else if _, ok := pf.OfferedBy[device3]; ok {
t.Errorf("folder %v pending for device %v, but not filtered out", pfolder, device3)
}
waiter, err := w.RemoveDevice(device3)
if err != nil {
t.Fatal(err)
}
waiter.Wait()
deviceFolders, err = m.PendingFolders(protocol.EmptyDeviceID)
if err != nil {
t.Fatal(err)
} else if pf, ok := deviceFolders[pfolder]; !ok {
t.Errorf("folder %v not pending", pfolder)
} else if _, ok := pf.OfferedBy[device3]; ok {
t.Errorf("folder %v pending for removed device %v", pfolder, device3)
}
waiter, err = w.RemoveFolder(pfolder)
if err != nil {
t.Fatal(err)
}
waiter.Wait()
deviceFolders, err = m.PendingFolders(protocol.EmptyDeviceID)
if err != nil {
t.Fatal(err)
} else if _, ok := deviceFolders[pfolder]; ok {
t.Errorf("folder %v still pending after local removal", pfolder)
}
}
func TestDeletedNotLocallyChangedReceiveOnly(t *testing.T) {
deletedNotLocallyChanged(t, config.FolderTypeReceiveOnly)
}
func TestDeletedNotLocallyChangedReceiveEncrypted(t *testing.T) {
deletedNotLocallyChanged(t, config.FolderTypeReceiveEncrypted)
}
func deletedNotLocallyChanged(t *testing.T, ft config.FolderType) {
w, fcfg, wCancel := newDefaultCfgWrapper()
tfs := fcfg.Filesystem(nil)
fcfg.Type = ft
setFolder(t, w, fcfg)
defer wCancel()
m := setupModel(t, w)
defer cleanupModelAndRemoveDir(m, tfs.URI())
name := "foo"
writeFile(t, tfs, name, nil)
must(t, m.ScanFolder(fcfg.ID))
fi, ok, err := m.CurrentFolderFile(fcfg.ID, name)
must(t, err)
if !ok {
t.Fatal("File hasn't been added")
}
if !fi.IsReceiveOnlyChanged() {
t.Fatal("File isn't receive-only-changed")
}
must(t, tfs.Remove(name))
must(t, m.ScanFolder(fcfg.ID))
_, ok, err = m.CurrentFolderFile(fcfg.ID, name)
must(t, err)
if ok {
t.Error("Expected file to be removed from db")
}
}
func equalStringsInAnyOrder(a, b []string) bool {
if len(a) != len(b) {
return false
}
sort.Strings(a)
sort.Strings(b)
for i := range a {
if a[i] != b[i] {
return false
}
}
return true
}
// modtimeTruncatingFS is a FileSystem that returns modification times only
// to the closest two `trunc` interval.
type modtimeTruncatingFS struct {
trunc time.Duration
fs.Filesystem
}
func (f modtimeTruncatingFS) Lstat(name string) (fs.FileInfo, error) {
fmt.Println("lstat", name)
info, err := f.Filesystem.Lstat(name)
return modtimeTruncatingFileInfo{trunc: f.trunc, FileInfo: info}, err
}
func (f modtimeTruncatingFS) Stat(name string) (fs.FileInfo, error) {
fmt.Println("stat", name)
info, err := f.Filesystem.Stat(name)
return modtimeTruncatingFileInfo{trunc: f.trunc, FileInfo: info}, err
}
func (f modtimeTruncatingFS) Walk(root string, walkFn fs.WalkFunc) error {
return f.Filesystem.Walk(root, func(path string, info fs.FileInfo, err error) error {
if err != nil {
return walkFn(path, nil, err)
}
fmt.Println("walk", info.Name())
return walkFn(path, modtimeTruncatingFileInfo{trunc: f.trunc, FileInfo: info}, nil)
})
}
type modtimeTruncatingFileInfo struct {
trunc time.Duration
fs.FileInfo
}
func (fi modtimeTruncatingFileInfo) ModTime() time.Time {
return fi.FileInfo.ModTime().Truncate(fi.trunc)
}
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