mirror of
https://github.com/octoleo/syncthing.git
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276 lines
8.0 KiB
Go
276 lines
8.0 KiB
Go
// Copyright (C) 2014 The Syncthing Authors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at https://mozilla.org/MPL/2.0/.
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package db
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import (
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"testing"
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"github.com/syncthing/syncthing/lib/db/backend"
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"github.com/syncthing/syncthing/lib/fs"
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"github.com/syncthing/syncthing/lib/protocol"
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)
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func genBlocks(n int) []protocol.BlockInfo {
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b := make([]protocol.BlockInfo, n)
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for i := range b {
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h := make([]byte, 32)
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for j := range h {
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h[j] = byte(i + j)
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}
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b[i].Size = int32(i)
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b[i].Hash = h
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}
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return b
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}
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func TestIgnoredFiles(t *testing.T) {
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ldb, err := openJSONS("testdata/v0.14.48-ignoredfiles.db.jsons")
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if err != nil {
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t.Fatal(err)
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}
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db := NewLowlevel(ldb)
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defer db.Close()
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if err := UpdateSchema(db); err != nil {
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t.Fatal(err)
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}
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fs := NewFileSet("test", fs.NewFilesystem(fs.FilesystemTypeBasic, "."), db)
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// The contents of the database are like this:
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//
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// fs := NewFileSet("test", fs.NewFilesystem(fs.FilesystemTypeBasic, "."), db)
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// fs.Update(protocol.LocalDeviceID, []protocol.FileInfo{
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// { // invalid (ignored) file
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// Name: "foo",
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// Type: protocol.FileInfoTypeFile,
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// Invalid: true,
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// Version: protocol.Vector{Counters: []protocol.Counter{{ID: 1, Value: 1000}}},
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// },
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// { // regular file
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// Name: "bar",
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// Type: protocol.FileInfoTypeFile,
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// Version: protocol.Vector{Counters: []protocol.Counter{{ID: 1, Value: 1001}}},
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// },
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// })
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// fs.Update(protocol.DeviceID{42}, []protocol.FileInfo{
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// { // invalid file
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// Name: "baz",
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// Type: protocol.FileInfoTypeFile,
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// Invalid: true,
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// Version: protocol.Vector{Counters: []protocol.Counter{{ID: 42, Value: 1000}}},
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// },
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// { // regular file
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// Name: "quux",
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// Type: protocol.FileInfoTypeFile,
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// Version: protocol.Vector{Counters: []protocol.Counter{{ID: 42, Value: 1002}}},
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// },
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// })
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// Local files should have the "ignored" bit in addition to just being
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// generally invalid if we want to look at the simulation of that bit.
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snap := fs.Snapshot()
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defer snap.Release()
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fi, ok := snap.Get(protocol.LocalDeviceID, "foo")
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if !ok {
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t.Fatal("foo should exist")
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}
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if !fi.IsInvalid() {
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t.Error("foo should be invalid")
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}
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if !fi.IsIgnored() {
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t.Error("foo should be ignored")
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}
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fi, ok = snap.Get(protocol.LocalDeviceID, "bar")
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if !ok {
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t.Fatal("bar should exist")
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}
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if fi.IsInvalid() {
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t.Error("bar should not be invalid")
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}
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if fi.IsIgnored() {
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t.Error("bar should not be ignored")
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}
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// Remote files have the invalid bit as usual, and the IsInvalid() method
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// should pick this up too.
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fi, ok = snap.Get(protocol.DeviceID{42}, "baz")
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if !ok {
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t.Fatal("baz should exist")
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}
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if !fi.IsInvalid() {
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t.Error("baz should be invalid")
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}
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if !fi.IsInvalid() {
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t.Error("baz should be invalid")
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}
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fi, ok = snap.Get(protocol.DeviceID{42}, "quux")
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if !ok {
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t.Fatal("quux should exist")
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}
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if fi.IsInvalid() {
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t.Error("quux should not be invalid")
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}
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if fi.IsInvalid() {
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t.Error("quux should not be invalid")
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}
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}
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const myID = 1
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var (
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remoteDevice0, remoteDevice1 protocol.DeviceID
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update0to3Folder = "UpdateSchema0to3"
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invalid = "invalid"
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slashPrefixed = "/notgood"
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haveUpdate0to3 map[protocol.DeviceID]fileList
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)
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func init() {
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remoteDevice0, _ = protocol.DeviceIDFromString("AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR")
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remoteDevice1, _ = protocol.DeviceIDFromString("I6KAH76-66SLLLB-5PFXSOA-UFJCDZC-YAOMLEK-CP2GB32-BV5RQST-3PSROAU")
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haveUpdate0to3 = map[protocol.DeviceID]fileList{
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protocol.LocalDeviceID: {
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protocol.FileInfo{Name: "a", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(1)},
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protocol.FileInfo{Name: slashPrefixed, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1000}}}, Blocks: genBlocks(1)},
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},
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remoteDevice0: {
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protocol.FileInfo{Name: "b", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1001}}}, Blocks: genBlocks(2)},
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protocol.FileInfo{Name: "c", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1002}}}, Blocks: genBlocks(5), RawInvalid: true},
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protocol.FileInfo{Name: "d", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1003}}}, Blocks: genBlocks(7)},
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},
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remoteDevice1: {
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protocol.FileInfo{Name: "c", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1002}}}, Blocks: genBlocks(7)},
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protocol.FileInfo{Name: "d", Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1003}}}, Blocks: genBlocks(5), RawInvalid: true},
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protocol.FileInfo{Name: invalid, Version: protocol.Vector{Counters: []protocol.Counter{{ID: myID, Value: 1004}}}, Blocks: genBlocks(5), RawInvalid: true},
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},
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}
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}
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func TestUpdate0to3(t *testing.T) {
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ldb, err := openJSONS("testdata/v0.14.45-update0to3.db.jsons")
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if err != nil {
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t.Fatal(err)
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}
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db := NewLowlevel(ldb)
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defer db.Close()
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updater := schemaUpdater{db}
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folder := []byte(update0to3Folder)
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if err := updater.updateSchema0to1(0); err != nil {
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t.Fatal(err)
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}
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trans, err := db.newReadOnlyTransaction()
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if err != nil {
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t.Fatal(err)
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}
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defer trans.Release()
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if _, ok, err := trans.getFile(folder, protocol.LocalDeviceID[:], []byte(slashPrefixed)); err != nil {
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t.Fatal(err)
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} else if ok {
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t.Error("File prefixed by '/' was not removed during transition to schema 1")
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}
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key, err := db.keyer.GenerateGlobalVersionKey(nil, folder, []byte(invalid))
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if err != nil {
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t.Fatal(err)
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}
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if _, err := db.Get(key); err != nil {
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t.Error("Invalid file wasn't added to global list")
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}
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if err := updater.updateSchema1to2(1); err != nil {
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t.Fatal(err)
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}
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found := false
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trans, err = db.newReadOnlyTransaction()
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if err != nil {
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t.Fatal(err)
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}
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defer trans.Release()
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_ = trans.withHaveSequence(folder, 0, func(fi FileIntf) bool {
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f := fi.(protocol.FileInfo)
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l.Infoln(f)
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if found {
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t.Error("Unexpected additional file via sequence", f.FileName())
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return true
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}
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if e := haveUpdate0to3[protocol.LocalDeviceID][0]; f.IsEquivalentOptional(e, 0, true, true, 0) {
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found = true
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} else {
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t.Errorf("Wrong file via sequence, got %v, expected %v", f, e)
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}
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return true
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})
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if !found {
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t.Error("Local file wasn't added to sequence bucket", err)
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}
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if err := updater.updateSchema2to3(2); err != nil {
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t.Fatal(err)
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}
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need := map[string]protocol.FileInfo{
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haveUpdate0to3[remoteDevice0][0].Name: haveUpdate0to3[remoteDevice0][0],
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haveUpdate0to3[remoteDevice1][0].Name: haveUpdate0to3[remoteDevice1][0],
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haveUpdate0to3[remoteDevice0][2].Name: haveUpdate0to3[remoteDevice0][2],
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}
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trans, err = db.newReadOnlyTransaction()
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if err != nil {
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t.Fatal(err)
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}
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defer trans.Release()
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_ = trans.withNeed(folder, protocol.LocalDeviceID[:], false, func(fi FileIntf) bool {
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e, ok := need[fi.FileName()]
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if !ok {
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t.Error("Got unexpected needed file:", fi.FileName())
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}
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f := fi.(protocol.FileInfo)
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delete(need, f.Name)
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if !f.IsEquivalentOptional(e, 0, true, true, 0) {
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t.Errorf("Wrong needed file, got %v, expected %v", f, e)
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}
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return true
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})
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for n := range need {
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t.Errorf(`Missing needed file "%v"`, n)
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}
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}
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func TestDowngrade(t *testing.T) {
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db := NewLowlevel(backend.OpenMemory())
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defer db.Close()
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// sets the min version etc
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if err := UpdateSchema(db); err != nil {
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t.Fatal(err)
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}
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// Bump the database version to something newer than we actually support
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miscDB := NewMiscDataNamespace(db)
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if err := miscDB.PutInt64("dbVersion", dbVersion+1); err != nil {
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t.Fatal(err)
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}
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l.Infoln(dbVersion)
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// Pretend we just opened the DB and attempt to update it again
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err := UpdateSchema(db)
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if err, ok := err.(databaseDowngradeError); !ok {
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t.Fatal("Expected error due to database downgrade, got", err)
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} else if err.minSyncthingVersion != dbMinSyncthingVersion {
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t.Fatalf("Error has %v as min Syncthing version, expected %v", err.minSyncthingVersion, dbMinSyncthingVersion)
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}
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}
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