syncthing/lib/db/leveldb_test.go

366 lines
10 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"
"os"
"testing"
"github.com/syncthing/syncthing/lib/fs"
"github.com/syncthing/syncthing/lib/protocol"
)
func TestDeviceKey(t *testing.T) {
fld := []byte("folder6789012345678901234567890123456789012345678901234567890123")
dev := []byte("device67890123456789012345678901")
name := []byte("name")
db := OpenMemory()
db.folderIdx.ID(fld)
db.deviceIdx.ID(dev)
key := db.deviceKey(fld, dev, name)
fld2 := db.deviceKeyFolder(key)
if !bytes.Equal(fld2, fld) {
t.Errorf("wrong folder %q != %q", fld2, fld)
}
dev2 := db.deviceKeyDevice(key)
if !bytes.Equal(dev2, dev) {
t.Errorf("wrong device %q != %q", dev2, dev)
}
name2 := db.deviceKeyName(key)
if !bytes.Equal(name2, name) {
t.Errorf("wrong name %q != %q", name2, name)
}
}
func TestGlobalKey(t *testing.T) {
fld := []byte("folder6789012345678901234567890123456789012345678901234567890123")
name := []byte("name")
db := OpenMemory()
db.folderIdx.ID(fld)
key := db.globalKey(fld, name)
fld2, ok := db.globalKeyFolder(key)
if !ok {
t.Error("should have been found")
}
if !bytes.Equal(fld2, fld) {
t.Errorf("wrong folder %q != %q", fld2, fld)
}
name2 := db.globalKeyName(key)
if !bytes.Equal(name2, name) {
t.Errorf("wrong name %q != %q", name2, name)
}
_, ok = db.globalKeyFolder([]byte{1, 2, 3, 4, 5})
if ok {
t.Error("should not have been found")
}
}
func TestDropIndexIDs(t *testing.T) {
db := OpenMemory()
d1 := []byte("device67890123456789012345678901")
d2 := []byte("device12345678901234567890123456")
// Set some index IDs
db.setIndexID(protocol.LocalDeviceID[:], []byte("foo"), 1)
db.setIndexID(protocol.LocalDeviceID[:], []byte("bar"), 2)
db.setIndexID(d1, []byte("foo"), 3)
db.setIndexID(d1, []byte("bar"), 4)
db.setIndexID(d2, []byte("foo"), 5)
db.setIndexID(d2, []byte("bar"), 6)
// Verify them
if db.getIndexID(protocol.LocalDeviceID[:], []byte("foo")) != 1 {
t.Fatal("fail local 1")
}
if db.getIndexID(protocol.LocalDeviceID[:], []byte("bar")) != 2 {
t.Fatal("fail local 2")
}
if db.getIndexID(d1, []byte("foo")) != 3 {
t.Fatal("fail remote 1")
}
if db.getIndexID(d1, []byte("bar")) != 4 {
t.Fatal("fail remote 2")
}
if db.getIndexID(d2, []byte("foo")) != 5 {
t.Fatal("fail remote 3")
}
if db.getIndexID(d2, []byte("bar")) != 6 {
t.Fatal("fail remote 4")
}
// Drop the local ones, verify only they got dropped
db.DropLocalDeltaIndexIDs()
if db.getIndexID(protocol.LocalDeviceID[:], []byte("foo")) != 0 {
t.Fatal("fail local 1")
}
if db.getIndexID(protocol.LocalDeviceID[:], []byte("bar")) != 0 {
t.Fatal("fail local 2")
}
if db.getIndexID(d1, []byte("foo")) != 3 {
t.Fatal("fail remote 1")
}
if db.getIndexID(d1, []byte("bar")) != 4 {
t.Fatal("fail remote 2")
}
if db.getIndexID(d2, []byte("foo")) != 5 {
t.Fatal("fail remote 3")
}
if db.getIndexID(d2, []byte("bar")) != 6 {
t.Fatal("fail remote 4")
}
// Set local ones again
db.setIndexID(protocol.LocalDeviceID[:], []byte("foo"), 1)
db.setIndexID(protocol.LocalDeviceID[:], []byte("bar"), 2)
// Drop the remote ones, verify only they got dropped
db.DropRemoteDeltaIndexIDs()
if db.getIndexID(protocol.LocalDeviceID[:], []byte("foo")) != 1 {
t.Fatal("fail local 1")
}
if db.getIndexID(protocol.LocalDeviceID[:], []byte("bar")) != 2 {
t.Fatal("fail local 2")
}
if db.getIndexID(d1, []byte("foo")) != 0 {
t.Fatal("fail remote 1")
}
if db.getIndexID(d1, []byte("bar")) != 0 {
t.Fatal("fail remote 2")
}
if db.getIndexID(d2, []byte("foo")) != 0 {
t.Fatal("fail remote 3")
}
if db.getIndexID(d2, []byte("bar")) != 0 {
t.Fatal("fail remote 4")
}
}
func TestIgnoredFiles(t *testing.T) {
ldb, err := openJSONS("testdata/v0.14.48-ignoredfiles.db.jsons")
if err != nil {
t.Fatal(err)
}
db, _ := newDBInstance(ldb, "<memory>")
fs := NewFileSet("test", fs.NewFilesystem(fs.FilesystemTypeBasic, "."), db)
// The contents of the database are like this:
//
// fs := NewFileSet("test", fs.NewFilesystem(fs.FilesystemTypeBasic, "."), 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.
fi, ok := fs.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 = fs.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 = fs.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 = fs.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]fileList
)
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]fileList{
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, _ := newDBInstance(ldb, "<memory>")
folder := []byte(update0to3Folder)
db.updateSchema0to1()
if _, ok := db.getFile(db.deviceKey(folder, protocol.LocalDeviceID[:], []byte(slashPrefixed))); ok {
t.Error("File prefixed by '/' was not removed during transition to schema 1")
}
if _, err := db.Get(db.globalKey(folder, []byte(invalid)), nil); err != nil {
t.Error("Invalid file wasn't added to global list")
}
db.updateSchema1to2()
found := false
db.withHaveSequence(folder, 0, func(fi 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, true, true, 0) {
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)
}
db.updateSchema2to3()
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],
}
db.withNeed(folder, protocol.LocalDeviceID[:], false, func(fi FileIntf) bool {
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, true, true, 0) {
t.Errorf("Wrong needed file, got %v, expected %v", f, e)
}
return true
})
for n := range need {
t.Errorf(`Missing needed file "%v"`, n)
}
}
func TestDowngrade(t *testing.T) {
loc := "testdata/downgrade.db"
db, err := Open(loc)
if err != nil {
t.Fatal(err)
}
defer func() {
db.Close()
os.RemoveAll(loc)
}()
miscDB := NewNamespacedKV(db, string(KeyTypeMiscData))
miscDB.PutInt64("dbVersion", dbVersion+1)
l.Infoln(dbVersion)
db.Close()
db, err = Open(loc)
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)
}
}