mirror of
https://github.com/octoleo/syncthing.git
synced 2024-11-18 02:55:16 +00:00
1012 lines
26 KiB
Go
1012 lines
26 KiB
Go
// 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 db
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"fmt"
|
|
"testing"
|
|
|
|
"github.com/syncthing/syncthing/lib/db/backend"
|
|
"github.com/syncthing/syncthing/lib/events"
|
|
"github.com/syncthing/syncthing/lib/protocol"
|
|
)
|
|
|
|
func genBlocks(n int) []protocol.BlockInfo {
|
|
b := make([]protocol.BlockInfo, n)
|
|
for i := range b {
|
|
h := make([]byte, 32)
|
|
for j := range h {
|
|
h[j] = byte(i + j)
|
|
}
|
|
b[i].Size = i
|
|
b[i].Hash = h
|
|
}
|
|
return b
|
|
}
|
|
|
|
func TestIgnoredFiles(t *testing.T) {
|
|
ldb, err := openJSONS("testdata/v0.14.48-ignoredfiles.db.jsons")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
db := newLowlevel(t, ldb)
|
|
defer db.Close()
|
|
if err := UpdateSchema(db); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
fs := newFileSet(t, "test", db)
|
|
|
|
// The contents of the database are like this:
|
|
//
|
|
// fs := newFileSet(t, "test", db)
|
|
// fs.Update(protocol.LocalDeviceID, []protocol.FileInfo{
|
|
// { // invalid (ignored) file
|
|
// Name: "foo",
|
|
// Type: protocol.FileInfoTypeFile,
|
|
// Invalid: true,
|
|
// Version: protocol.Vector{Counters: []protocol.Counter{{ID: 1, Value: 1000}}},
|
|
// },
|
|
// { // regular file
|
|
// Name: "bar",
|
|
// Type: protocol.FileInfoTypeFile,
|
|
// Version: protocol.Vector{Counters: []protocol.Counter{{ID: 1, Value: 1001}}},
|
|
// },
|
|
// })
|
|
// fs.Update(protocol.DeviceID{42}, []protocol.FileInfo{
|
|
// { // invalid file
|
|
// Name: "baz",
|
|
// Type: protocol.FileInfoTypeFile,
|
|
// Invalid: true,
|
|
// Version: protocol.Vector{Counters: []protocol.Counter{{ID: 42, Value: 1000}}},
|
|
// },
|
|
// { // regular file
|
|
// Name: "quux",
|
|
// Type: protocol.FileInfoTypeFile,
|
|
// Version: protocol.Vector{Counters: []protocol.Counter{{ID: 42, Value: 1002}}},
|
|
// },
|
|
// })
|
|
|
|
// Local files should have the "ignored" bit in addition to just being
|
|
// generally invalid if we want to look at the simulation of that bit.
|
|
|
|
snap := snapshot(t, fs)
|
|
defer snap.Release()
|
|
fi, ok := snap.Get(protocol.LocalDeviceID, "foo")
|
|
if !ok {
|
|
t.Fatal("foo should exist")
|
|
}
|
|
if !fi.IsInvalid() {
|
|
t.Error("foo should be invalid")
|
|
}
|
|
if !fi.IsIgnored() {
|
|
t.Error("foo should be ignored")
|
|
}
|
|
|
|
fi, ok = snap.Get(protocol.LocalDeviceID, "bar")
|
|
if !ok {
|
|
t.Fatal("bar should exist")
|
|
}
|
|
if fi.IsInvalid() {
|
|
t.Error("bar should not be invalid")
|
|
}
|
|
if fi.IsIgnored() {
|
|
t.Error("bar should not be ignored")
|
|
}
|
|
|
|
// Remote files have the invalid bit as usual, and the IsInvalid() method
|
|
// should pick this up too.
|
|
|
|
fi, ok = snap.Get(protocol.DeviceID{42}, "baz")
|
|
if !ok {
|
|
t.Fatal("baz should exist")
|
|
}
|
|
if !fi.IsInvalid() {
|
|
t.Error("baz should be invalid")
|
|
}
|
|
if !fi.IsInvalid() {
|
|
t.Error("baz should be invalid")
|
|
}
|
|
|
|
fi, ok = snap.Get(protocol.DeviceID{42}, "quux")
|
|
if !ok {
|
|
t.Fatal("quux should exist")
|
|
}
|
|
if fi.IsInvalid() {
|
|
t.Error("quux should not be invalid")
|
|
}
|
|
if fi.IsInvalid() {
|
|
t.Error("quux should not be invalid")
|
|
}
|
|
}
|
|
|
|
const myID = 1
|
|
|
|
var (
|
|
remoteDevice0, remoteDevice1 protocol.DeviceID
|
|
update0to3Folder = "UpdateSchema0to3"
|
|
invalid = "invalid"
|
|
slashPrefixed = "/notgood"
|
|
haveUpdate0to3 map[protocol.DeviceID][]protocol.FileInfo
|
|
)
|
|
|
|
func init() {
|
|
remoteDevice0, _ = protocol.DeviceIDFromString("AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR")
|
|
remoteDevice1, _ = protocol.DeviceIDFromString("I6KAH76-66SLLLB-5PFXSOA-UFJCDZC-YAOMLEK-CP2GB32-BV5RQST-3PSROAU")
|
|
haveUpdate0to3 = map[protocol.DeviceID][]protocol.FileInfo{
|
|
protocol.LocalDeviceID: {
|
|
protocol.FileInfo{Name: "a", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(1)},
|
|
protocol.FileInfo{Name: slashPrefixed, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(1)},
|
|
},
|
|
remoteDevice0: {
|
|
protocol.FileInfo{Name: "b", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1001}}}, Blocks: genBlocks(2)},
|
|
protocol.FileInfo{Name: "c", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1002}}}, Blocks: genBlocks(5), RawInvalid: true},
|
|
protocol.FileInfo{Name: "d", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1003}}}, Blocks: genBlocks(7)},
|
|
},
|
|
remoteDevice1: {
|
|
protocol.FileInfo{Name: "c", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1002}}}, Blocks: genBlocks(7)},
|
|
protocol.FileInfo{Name: "d", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1003}}}, Blocks: genBlocks(5), RawInvalid: true},
|
|
protocol.FileInfo{Name: invalid, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1004}}}, Blocks: genBlocks(5), RawInvalid: true},
|
|
},
|
|
}
|
|
}
|
|
|
|
func TestUpdate0to3(t *testing.T) {
|
|
ldb, err := openJSONS("testdata/v0.14.45-update0to3.db.jsons")
|
|
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
db := newLowlevel(t, ldb)
|
|
defer db.Close()
|
|
updater := schemaUpdater{db}
|
|
|
|
folder := []byte(update0to3Folder)
|
|
|
|
if err := updater.updateSchema0to1(0); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
trans, err := db.newReadOnlyTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer trans.Release()
|
|
if _, ok, err := trans.getFile(folder, protocol.LocalDeviceID[:], []byte(slashPrefixed)); err != nil {
|
|
t.Fatal(err)
|
|
} else if ok {
|
|
t.Error("File prefixed by '/' was not removed during transition to schema 1")
|
|
}
|
|
|
|
var key []byte
|
|
|
|
key, err = db.keyer.GenerateGlobalVersionKey(nil, folder, []byte(invalid))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err := db.Get(key); err != nil {
|
|
t.Error("Invalid file wasn't added to global list")
|
|
}
|
|
|
|
if err := updater.updateSchema1to2(1); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
found := false
|
|
trans, err = db.newReadOnlyTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer trans.Release()
|
|
_ = trans.withHaveSequence(folder, 0, func(fi protocol.FileIntf) bool {
|
|
f := fi.(protocol.FileInfo)
|
|
l.Infoln(f)
|
|
if found {
|
|
t.Error("Unexpected additional file via sequence", f.FileName())
|
|
return true
|
|
}
|
|
if e := haveUpdate0to3[protocol.LocalDeviceID][0]; f.IsEquivalentOptional(e, protocol.FileInfoComparison{IgnorePerms: true, IgnoreBlocks: true}) {
|
|
found = true
|
|
} else {
|
|
t.Errorf("Wrong file via sequence, got %v, expected %v", f, e)
|
|
}
|
|
return true
|
|
})
|
|
if !found {
|
|
t.Error("Local file wasn't added to sequence bucket", err)
|
|
}
|
|
|
|
if err := updater.updateSchema2to3(2); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
need := map[string]protocol.FileInfo{
|
|
haveUpdate0to3[remoteDevice0][0].Name: haveUpdate0to3[remoteDevice0][0],
|
|
haveUpdate0to3[remoteDevice1][0].Name: haveUpdate0to3[remoteDevice1][0],
|
|
haveUpdate0to3[remoteDevice0][2].Name: haveUpdate0to3[remoteDevice0][2],
|
|
}
|
|
|
|
trans, err = db.newReadOnlyTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer trans.Release()
|
|
|
|
key, err = trans.keyer.GenerateNeedFileKey(nil, folder, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
dbi, err := trans.NewPrefixIterator(key)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer dbi.Release()
|
|
|
|
for dbi.Next() {
|
|
name := trans.keyer.NameFromGlobalVersionKey(dbi.Key())
|
|
key, err = trans.keyer.GenerateGlobalVersionKey(key, folder, name)
|
|
bs, err := trans.Get(key)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
var vl VersionListDeprecated
|
|
if err := vl.Unmarshal(bs); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
key, err = trans.keyer.GenerateDeviceFileKey(key, folder, vl.Versions[0].Device, name)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fi, ok, err := trans.getFileTrunc(key, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !ok {
|
|
device := "<invalid>"
|
|
if dev, err := protocol.DeviceIDFromBytes(vl.Versions[0].Device); err != nil {
|
|
device = dev.String()
|
|
}
|
|
t.Fatal("surprise missing global file", string(name), device)
|
|
}
|
|
e, ok := need[fi.FileName()]
|
|
if !ok {
|
|
t.Error("Got unexpected needed file:", fi.FileName())
|
|
}
|
|
f := fi.(protocol.FileInfo)
|
|
delete(need, f.Name)
|
|
if !f.IsEquivalentOptional(e, protocol.FileInfoComparison{IgnorePerms: true, IgnoreBlocks: true}) {
|
|
t.Errorf("Wrong needed file, got %v, expected %v", f, e)
|
|
}
|
|
}
|
|
if dbi.Error() != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
for n := range need {
|
|
t.Errorf(`Missing needed file "%v"`, n)
|
|
}
|
|
}
|
|
|
|
// TestRepairSequence checks that a few hand-crafted messed-up sequence entries get fixed.
|
|
func TestRepairSequence(t *testing.T) {
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
|
|
folderStr := "test"
|
|
folder := []byte(folderStr)
|
|
id := protocol.LocalDeviceID
|
|
short := protocol.LocalDeviceID.Short()
|
|
|
|
files := []protocol.FileInfo{
|
|
{Name: "fine", Blocks: genBlocks(1)},
|
|
{Name: "duplicate", Blocks: genBlocks(2)},
|
|
{Name: "missing", Blocks: genBlocks(3)},
|
|
{Name: "overwriting", Blocks: genBlocks(4)},
|
|
{Name: "inconsistent", Blocks: genBlocks(5)},
|
|
{Name: "inconsistentNotIndirected", Blocks: genBlocks(2)},
|
|
}
|
|
for i, f := range files {
|
|
files[i].Version = f.Version.Update(short)
|
|
}
|
|
|
|
trans, err := db.newReadWriteTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer trans.close()
|
|
|
|
addFile := func(f protocol.FileInfo, seq int64) {
|
|
dk, err := trans.keyer.GenerateDeviceFileKey(nil, folder, id[:], []byte(f.Name))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := trans.putFile(dk, f); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
sk, err := trans.keyer.GenerateSequenceKey(nil, folder, seq)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := trans.Put(sk, dk); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
// Plain normal entry
|
|
var seq int64 = 1
|
|
files[0].Sequence = 1
|
|
addFile(files[0], seq)
|
|
|
|
// Second entry once updated with original sequence still in place
|
|
f := files[1]
|
|
f.Sequence = int64(len(files) + 1)
|
|
addFile(f, f.Sequence)
|
|
// Original sequence entry
|
|
seq++
|
|
sk, err := trans.keyer.GenerateSequenceKey(nil, folder, seq)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
dk, err := trans.keyer.GenerateDeviceFileKey(nil, folder, id[:], []byte(f.Name))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := trans.Put(sk, dk); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// File later overwritten thus missing sequence entry
|
|
seq++
|
|
files[2].Sequence = seq
|
|
addFile(files[2], seq)
|
|
|
|
// File overwriting previous sequence entry (no seq bump)
|
|
seq++
|
|
files[3].Sequence = seq
|
|
addFile(files[3], seq)
|
|
|
|
// Inconistent files
|
|
seq++
|
|
files[4].Sequence = 101
|
|
addFile(files[4], seq)
|
|
seq++
|
|
files[5].Sequence = 102
|
|
addFile(files[5], seq)
|
|
|
|
// And a sequence entry pointing at nothing because why not
|
|
sk, err = trans.keyer.GenerateSequenceKey(nil, folder, 100001)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
dk, err = trans.keyer.GenerateDeviceFileKey(nil, folder, id[:], []byte("nonexisting"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := trans.Put(sk, dk); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := trans.Commit(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Loading the metadata for the first time means a "re"calculation happens,
|
|
// along which the sequences get repaired too.
|
|
db.gcMut.RLock()
|
|
_, err = db.loadMetadataTracker(folderStr)
|
|
db.gcMut.RUnlock()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Check the db
|
|
ro, err := db.newReadOnlyTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer ro.close()
|
|
|
|
it, err := ro.NewPrefixIterator([]byte{KeyTypeDevice})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer it.Release()
|
|
for it.Next() {
|
|
fi, err := ro.unmarshalTrunc(it.Value(), true)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if sk, err = ro.keyer.GenerateSequenceKey(sk, folder, fi.SequenceNo()); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
dk, err := ro.Get(sk)
|
|
if backend.IsNotFound(err) {
|
|
t.Error("Missing sequence entry for", fi.FileName())
|
|
} else if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !bytes.Equal(it.Key(), dk) {
|
|
t.Errorf("Wrong key for %v, expected %s, got %s", f.FileName(), it.Key(), dk)
|
|
}
|
|
}
|
|
if err := it.Error(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
it.Release()
|
|
|
|
it, err = ro.NewPrefixIterator([]byte{KeyTypeSequence})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer it.Release()
|
|
for it.Next() {
|
|
intf, ok, err := ro.getFileTrunc(it.Value(), false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fi := intf.(protocol.FileInfo)
|
|
seq := ro.keyer.SequenceFromSequenceKey(it.Key())
|
|
if !ok {
|
|
t.Errorf("Sequence entry %v points at nothing", seq)
|
|
} else if fi.SequenceNo() != seq {
|
|
t.Errorf("Inconsistent sequence entry for %v: %v != %v", fi.FileName(), fi.SequenceNo(), seq)
|
|
}
|
|
if len(fi.Blocks) == 0 {
|
|
t.Error("Missing blocks in", fi.FileName())
|
|
}
|
|
}
|
|
if err := it.Error(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
it.Release()
|
|
}
|
|
|
|
func TestDowngrade(t *testing.T) {
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
// sets the min version etc
|
|
if err := UpdateSchema(db); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Bump the database version to something newer than we actually support
|
|
miscDB := NewMiscDataNamespace(db)
|
|
if err := miscDB.PutInt64("dbVersion", dbVersion+1); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
l.Infoln(dbVersion)
|
|
|
|
// Pretend we just opened the DB and attempt to update it again
|
|
err := UpdateSchema(db)
|
|
|
|
if err, ok := err.(*databaseDowngradeError); !ok {
|
|
t.Fatal("Expected error due to database downgrade, got", err)
|
|
} else if err.minSyncthingVersion != dbMinSyncthingVersion {
|
|
t.Fatalf("Error has %v as min Syncthing version, expected %v", err.minSyncthingVersion, dbMinSyncthingVersion)
|
|
}
|
|
}
|
|
|
|
func TestCheckGlobals(t *testing.T) {
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
|
|
fs := newFileSet(t, "test", db)
|
|
|
|
// Add any file
|
|
name := "foo"
|
|
fs.Update(protocol.LocalDeviceID, []protocol.FileInfo{
|
|
{
|
|
Name: name,
|
|
Type: protocol.FileInfoTypeFile,
|
|
Version: protocol.Vector{Counters: []protocol.Counter{{ID: 1, Value: 1001}}},
|
|
},
|
|
})
|
|
|
|
// Remove just the file entry
|
|
if err := db.dropPrefix([]byte{KeyTypeDevice}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Clean up global entry of the now missing file
|
|
if repaired, err := db.checkGlobals(fs.folder); err != nil {
|
|
t.Fatal(err)
|
|
} else if repaired != 1 {
|
|
t.Error("Expected 1 repaired global item, got", repaired)
|
|
}
|
|
|
|
// Check that the global entry is gone
|
|
gk, err := db.keyer.GenerateGlobalVersionKey(nil, []byte(fs.folder), []byte(name))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
_, err = db.Get(gk)
|
|
if !backend.IsNotFound(err) {
|
|
t.Error("Expected key missing error, got", err)
|
|
}
|
|
}
|
|
|
|
func TestUpdateTo10(t *testing.T) {
|
|
ldb, err := openJSONS("./testdata/v1.4.0-updateTo10.json")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
db := newLowlevel(t, ldb)
|
|
defer db.Close()
|
|
|
|
UpdateSchema(db)
|
|
|
|
folder := "test"
|
|
|
|
meta, err := db.getMetaAndCheck(folder)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
empty := Counts{}
|
|
|
|
c := meta.Counts(protocol.LocalDeviceID, needFlag)
|
|
if c.Files != 1 {
|
|
t.Error("Expected 1 needed file locally, got", c.Files)
|
|
}
|
|
c.Files = 0
|
|
if c.Deleted != 1 {
|
|
t.Error("Expected 1 needed deletion locally, got", c.Deleted)
|
|
}
|
|
c.Deleted = 0
|
|
if !c.Equal(empty) {
|
|
t.Error("Expected all counts to be zero, got", c)
|
|
}
|
|
c = meta.Counts(remoteDevice0, needFlag)
|
|
if !c.Equal(empty) {
|
|
t.Error("Expected all counts to be zero, got", c)
|
|
}
|
|
|
|
trans, err := db.newReadOnlyTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer trans.Release()
|
|
// a
|
|
vl, err := trans.getGlobalVersions(nil, []byte(folder), []byte("a"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
for _, v := range vl.RawVersions {
|
|
if !v.Deleted {
|
|
t.Error("Unexpected undeleted global version for a")
|
|
}
|
|
}
|
|
// b
|
|
vl, err = trans.getGlobalVersions(nil, []byte(folder), []byte("b"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !vl.RawVersions[0].Deleted {
|
|
t.Error("vl.Versions[0] not deleted for b")
|
|
}
|
|
if vl.RawVersions[1].Deleted {
|
|
t.Error("vl.Versions[1] deleted for b")
|
|
}
|
|
// c
|
|
vl, err = trans.getGlobalVersions(nil, []byte(folder), []byte("c"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if vl.RawVersions[0].Deleted {
|
|
t.Error("vl.Versions[0] deleted for c")
|
|
}
|
|
if !vl.RawVersions[1].Deleted {
|
|
t.Error("vl.Versions[1] not deleted for c")
|
|
}
|
|
}
|
|
|
|
func TestDropDuplicates(t *testing.T) {
|
|
names := []string{
|
|
"foo",
|
|
"bar",
|
|
"dcxvoijnds",
|
|
"3d/dsfase/4/ss2",
|
|
}
|
|
tcs := []struct{ in, out []int }{
|
|
{[]int{0}, []int{0}},
|
|
{[]int{0, 1}, []int{0, 1}},
|
|
{[]int{0, 1, 0, 1}, []int{0, 1}},
|
|
{[]int{0, 1, 1, 1, 1}, []int{0, 1}},
|
|
{[]int{0, 0, 0, 1}, []int{0, 1}},
|
|
{[]int{0, 1, 2, 3}, []int{0, 1, 2, 3}},
|
|
{[]int{3, 2, 1, 0, 0, 1, 2, 3}, []int{0, 1, 2, 3}},
|
|
{[]int{0, 1, 1, 3, 0, 1, 0, 1, 2, 3}, []int{0, 1, 2, 3}},
|
|
}
|
|
|
|
for tci, tc := range tcs {
|
|
inp := make([]protocol.FileInfo, len(tc.in))
|
|
expSeq := make(map[string]int)
|
|
for i, j := range tc.in {
|
|
inp[i] = protocol.FileInfo{Name: names[j], Sequence: int64(i)}
|
|
expSeq[names[j]] = i
|
|
}
|
|
outp := normalizeFilenamesAndDropDuplicates(inp)
|
|
if len(outp) != len(tc.out) {
|
|
t.Errorf("tc %v: Expected %v entries, got %v", tci, len(tc.out), len(outp))
|
|
continue
|
|
}
|
|
for i, f := range outp {
|
|
if exp := names[tc.out[i]]; exp != f.Name {
|
|
t.Errorf("tc %v: Got file %v at pos %v, expected %v", tci, f.Name, i, exp)
|
|
}
|
|
if exp := int64(expSeq[outp[i].Name]); exp != f.Sequence {
|
|
t.Errorf("tc %v: Got sequence %v at pos %v, expected %v", tci, f.Sequence, i, exp)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestGCIndirect(t *testing.T) {
|
|
// Verify that the gcIndirect run actually removes block lists.
|
|
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
meta := newMetadataTracker(db.keyer, events.NoopLogger)
|
|
|
|
// Add three files with different block lists
|
|
|
|
files := []protocol.FileInfo{
|
|
{Name: "a", Blocks: genBlocks(100)},
|
|
{Name: "b", Blocks: genBlocks(200)},
|
|
{Name: "c", Blocks: genBlocks(300)},
|
|
}
|
|
|
|
db.updateLocalFiles([]byte("folder"), files, meta)
|
|
|
|
// Run a GC pass
|
|
|
|
db.gcIndirect(context.Background())
|
|
|
|
// Verify that we have three different block lists
|
|
|
|
n, err := numBlockLists(db)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if n != len(files) {
|
|
t.Fatal("expected each file to have a block list")
|
|
}
|
|
|
|
// Change the block lists for each file
|
|
|
|
for i := range files {
|
|
files[i].Version = files[i].Version.Update(42)
|
|
files[i].Blocks = genBlocks(len(files[i].Blocks) + 1)
|
|
}
|
|
|
|
db.updateLocalFiles([]byte("folder"), files, meta)
|
|
|
|
// Verify that we now have *six* different block lists
|
|
|
|
n, err = numBlockLists(db)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if n != 2*len(files) {
|
|
t.Fatal("expected both old and new block lists to exist")
|
|
}
|
|
|
|
// Run a GC pass
|
|
|
|
db.gcIndirect(context.Background())
|
|
|
|
// Verify that we now have just the three we need, again
|
|
|
|
n, err = numBlockLists(db)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if n != len(files) {
|
|
t.Fatal("expected GC to collect all but the needed ones")
|
|
}
|
|
|
|
// Double check the correctness by loading the block lists and comparing with what we stored
|
|
|
|
tr, err := db.newReadOnlyTransaction()
|
|
if err != nil {
|
|
t.Fatal()
|
|
}
|
|
defer tr.Release()
|
|
for _, f := range files {
|
|
fi, ok, err := tr.getFile([]byte("folder"), protocol.LocalDeviceID[:], []byte(f.Name))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !ok {
|
|
t.Fatal("mysteriously missing")
|
|
}
|
|
if len(fi.Blocks) != len(f.Blocks) {
|
|
t.Fatal("block list mismatch")
|
|
}
|
|
for i := range fi.Blocks {
|
|
if !bytes.Equal(fi.Blocks[i].Hash, f.Blocks[i].Hash) {
|
|
t.Fatal("hash mismatch")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestUpdateTo14(t *testing.T) {
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
|
|
folderStr := "default"
|
|
folder := []byte(folderStr)
|
|
name := []byte("foo")
|
|
file := protocol.FileInfo{Name: string(name), Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(blocksIndirectionCutoff - 1)}
|
|
file.BlocksHash = protocol.BlocksHash(file.Blocks)
|
|
fileWOBlocks := file
|
|
fileWOBlocks.Blocks = nil
|
|
meta, err := db.loadMetadataTracker(folderStr)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Initially add the correct file the usual way, all good here.
|
|
if err := db.updateLocalFiles(folder, []protocol.FileInfo{file}, meta); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Simulate the previous bug, where .putFile could write a file info without
|
|
// blocks, even though the file has them (and thus a non-nil BlocksHash).
|
|
trans, err := db.newReadWriteTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer trans.close()
|
|
key, err := db.keyer.GenerateDeviceFileKey(nil, folder, protocol.LocalDeviceID[:], name)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fiBs := mustMarshal(&fileWOBlocks)
|
|
if err := trans.Put(key, fiBs); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := trans.Commit(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
trans.close()
|
|
|
|
// Run migration, pretending were still on schema 13.
|
|
if err := (&schemaUpdater{db}).updateSchemaTo14(13); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// checks
|
|
ro, err := db.newReadOnlyTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer ro.close()
|
|
if f, ok, err := ro.getFileByKey(key); err != nil {
|
|
t.Fatal(err)
|
|
} else if !ok {
|
|
t.Error("file missing")
|
|
} else if !f.MustRescan() {
|
|
t.Error("file not marked as MustRescan")
|
|
}
|
|
|
|
if vl, err := ro.getGlobalVersions(nil, folder, name); err != nil {
|
|
t.Fatal(err)
|
|
} else if fv, ok := vl.GetGlobal(); !ok {
|
|
t.Error("missing global")
|
|
} else if !fv.IsInvalid() {
|
|
t.Error("global not marked as invalid")
|
|
}
|
|
}
|
|
|
|
func TestFlushRecursion(t *testing.T) {
|
|
// Verify that a commit hook can write to the transaction without
|
|
// causing another flush and thus recursion.
|
|
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
|
|
// A commit hook that writes a small piece of data to the transaction.
|
|
hookFired := 0
|
|
hook := func(tx backend.WriteTransaction) error {
|
|
err := tx.Put([]byte(fmt.Sprintf("hook-key-%d", hookFired)), []byte(fmt.Sprintf("hook-value-%d", hookFired)))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
hookFired++
|
|
return nil
|
|
}
|
|
|
|
// A transaction.
|
|
tx, err := db.NewWriteTransaction(hook)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer tx.Release()
|
|
|
|
// Write stuff until the transaction flushes, thus firing the hook.
|
|
i := 0
|
|
for hookFired == 0 {
|
|
err := tx.Put([]byte(fmt.Sprintf("key-%d", i)), []byte(fmt.Sprintf("value-%d", i)))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
i++
|
|
}
|
|
|
|
// The hook should have fired precisely once.
|
|
if hookFired != 1 {
|
|
t.Error("expect one hook fire, not", hookFired)
|
|
}
|
|
}
|
|
|
|
func TestCheckLocalNeed(t *testing.T) {
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
|
|
folderStr := "test"
|
|
fs := newFileSet(t, folderStr, db)
|
|
|
|
// Add files such that we are in sync for a and b, and need c and d.
|
|
files := []protocol.FileInfo{
|
|
{Name: "a", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1}}}},
|
|
{Name: "b", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1}}}},
|
|
{Name: "c", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1}}}},
|
|
{Name: "d", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1}}}},
|
|
}
|
|
fs.Update(protocol.LocalDeviceID, files)
|
|
files[2].Version = files[2].Version.Update(remoteDevice0.Short())
|
|
files[3].Version = files[2].Version.Update(remoteDevice0.Short())
|
|
fs.Update(remoteDevice0, files)
|
|
|
|
checkNeed := func() {
|
|
snap := snapshot(t, fs)
|
|
defer snap.Release()
|
|
c := snap.NeedSize(protocol.LocalDeviceID)
|
|
if c.Files != 2 {
|
|
t.Errorf("Expected 2 needed files locally, got %v in meta", c.Files)
|
|
}
|
|
needed := make([]protocol.FileInfo, 0, 2)
|
|
snap.WithNeed(protocol.LocalDeviceID, func(fi protocol.FileIntf) bool {
|
|
needed = append(needed, fi.(protocol.FileInfo))
|
|
return true
|
|
})
|
|
if l := len(needed); l != 2 {
|
|
t.Errorf("Expected 2 needed files locally, got %v in db", l)
|
|
} else if needed[0].Name != "c" || needed[1].Name != "d" {
|
|
t.Errorf("Expected files c and d to be needed, got %v and %v", needed[0].Name, needed[1].Name)
|
|
}
|
|
}
|
|
|
|
checkNeed()
|
|
|
|
trans, err := db.newReadWriteTransaction()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer trans.close()
|
|
|
|
// Add "b" to needed and remove "d"
|
|
folder := []byte(folderStr)
|
|
key, err := trans.keyer.GenerateNeedFileKey(nil, folder, []byte(files[1].Name))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = trans.Put(key, nil); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
key, err = trans.keyer.GenerateNeedFileKey(nil, folder, []byte(files[3].Name))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = trans.Delete(key); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := trans.Commit(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if repaired, err := db.checkLocalNeed(folder); err != nil {
|
|
t.Fatal(err)
|
|
} else if repaired != 2 {
|
|
t.Error("Expected 2 repaired local need items, got", repaired)
|
|
}
|
|
|
|
checkNeed()
|
|
}
|
|
|
|
func TestDuplicateNeedCount(t *testing.T) {
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
|
|
folder := "test"
|
|
|
|
fs := newFileSet(t, folder, db)
|
|
files := []protocol.FileInfo{{Name: "foo", Version: protocol.Vector{}.Update(myID), Sequence: 1}}
|
|
fs.Update(protocol.LocalDeviceID, files)
|
|
files[0].Version = files[0].Version.Update(remoteDevice0.Short())
|
|
fs.Update(remoteDevice0, files)
|
|
|
|
db.checkRepair()
|
|
|
|
fs = newFileSet(t, folder, db)
|
|
found := false
|
|
for _, c := range fs.meta.counts.Counts {
|
|
if bytes.Equal(protocol.LocalDeviceID[:], c.DeviceID) && c.LocalFlags == needFlag {
|
|
if found {
|
|
t.Fatal("second need count for local device encountered")
|
|
}
|
|
found = true
|
|
}
|
|
}
|
|
if !found {
|
|
t.Fatal("no need count for local device encountered")
|
|
}
|
|
}
|
|
|
|
func TestNeedAfterDropGlobal(t *testing.T) {
|
|
db := newLowlevelMemory(t)
|
|
defer db.Close()
|
|
|
|
folder := "test"
|
|
|
|
fs := newFileSet(t, folder, db)
|
|
|
|
// Initial:
|
|
// Three devices and a file "test": local has Version 1, remoteDevice0
|
|
// Version 2 and remoteDevice2 doesn't have it.
|
|
// All of them have "bar", just so the db knows about remoteDevice2.
|
|
files := []protocol.FileInfo{
|
|
{Name: "foo", Version: protocol.Vector{}.Update(myID), Sequence: 1},
|
|
{Name: "bar", Version: protocol.Vector{}.Update(myID), Sequence: 2},
|
|
}
|
|
fs.Update(protocol.LocalDeviceID, files)
|
|
files[0].Version = files[0].Version.Update(myID)
|
|
fs.Update(remoteDevice0, files)
|
|
fs.Update(remoteDevice1, files[1:])
|
|
|
|
// remoteDevice1 needs one file: test
|
|
snap := snapshot(t, fs)
|
|
c := snap.NeedSize(remoteDevice1)
|
|
if c.Files != 1 {
|
|
t.Errorf("Expected 1 needed files initially, got %v", c.Files)
|
|
}
|
|
snap.Release()
|
|
|
|
// Drop remoteDevice0, i.e. remove all their files from db.
|
|
// That changes the global file, which is now what local has.
|
|
fs.Drop(remoteDevice0)
|
|
|
|
// remoteDevice1 still needs test.
|
|
snap = snapshot(t, fs)
|
|
c = snap.NeedSize(remoteDevice1)
|
|
if c.Files != 1 {
|
|
t.Errorf("Expected still 1 needed files, got %v", c.Files)
|
|
}
|
|
snap.Release()
|
|
}
|
|
|
|
func numBlockLists(db *Lowlevel) (int, error) {
|
|
it, err := db.Backend.NewPrefixIterator([]byte{KeyTypeBlockList})
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
defer it.Release()
|
|
n := 0
|
|
for it.Next() {
|
|
n++
|
|
}
|
|
if err := it.Error(); err != nil {
|
|
return 0, err
|
|
}
|
|
return n, nil
|
|
}
|