mirror of
https://github.com/octoleo/syncthing.git
synced 2024-11-09 14:50:56 +00:00
659 lines
16 KiB
Go
659 lines
16 KiB
Go
// Copyright (C) 2014 Jakob Borg and Contributors (see the CONTRIBUTORS file).
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// All rights reserved. Use of this source code is governed by an MIT-style
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// license that can be found in the LICENSE file.
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package files_test
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import (
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"fmt"
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"sort"
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"testing"
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"github.com/syncthing/syncthing/files"
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"github.com/syncthing/syncthing/lamport"
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"github.com/syncthing/syncthing/protocol"
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"github.com/syndtr/goleveldb/leveldb"
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"github.com/syndtr/goleveldb/leveldb/storage"
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)
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var remoteNode protocol.NodeID
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func init() {
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remoteNode, _ = protocol.NodeIDFromString("AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR")
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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 = uint32(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 globalList(s *files.Set) []protocol.FileInfo {
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var fs []protocol.FileInfo
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s.WithGlobal(func(fi protocol.FileIntf) bool {
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f := fi.(protocol.FileInfo)
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fs = append(fs, f)
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return true
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})
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return fs
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}
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func haveList(s *files.Set, n protocol.NodeID) []protocol.FileInfo {
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var fs []protocol.FileInfo
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s.WithHave(n, func(fi protocol.FileIntf) bool {
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f := fi.(protocol.FileInfo)
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fs = append(fs, f)
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return true
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})
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return fs
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}
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func needList(s *files.Set, n protocol.NodeID) []protocol.FileInfo {
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var fs []protocol.FileInfo
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s.WithNeed(n, func(fi protocol.FileIntf) bool {
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f := fi.(protocol.FileInfo)
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fs = append(fs, f)
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return true
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})
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return fs
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}
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type fileList []protocol.FileInfo
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func (l fileList) Len() int {
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return len(l)
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}
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func (l fileList) Less(a, b int) bool {
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return l[a].Name < l[b].Name
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}
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func (l fileList) Swap(a, b int) {
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l[a], l[b] = l[b], l[a]
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}
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func TestGlobalSet(t *testing.T) {
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lamport.Default = lamport.Clock{}
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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t.Fatal(err)
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}
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m := files.NewSet("test", db)
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local0 := []protocol.FileInfo{
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protocol.FileInfo{Name: "a", Version: 1000, Blocks: genBlocks(1)},
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protocol.FileInfo{Name: "b", Version: 1000, Blocks: genBlocks(2)},
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protocol.FileInfo{Name: "c", Version: 1000, Blocks: genBlocks(3)},
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protocol.FileInfo{Name: "d", Version: 1000, Blocks: genBlocks(4)},
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protocol.FileInfo{Name: "z", Version: 1000, Blocks: genBlocks(8)},
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}
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local1 := []protocol.FileInfo{
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protocol.FileInfo{Name: "a", Version: 1000, Blocks: genBlocks(1)},
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protocol.FileInfo{Name: "b", Version: 1000, Blocks: genBlocks(2)},
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protocol.FileInfo{Name: "c", Version: 1000, Blocks: genBlocks(3)},
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protocol.FileInfo{Name: "d", Version: 1000, Blocks: genBlocks(4)},
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}
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localTot := []protocol.FileInfo{
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local0[0],
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local0[1],
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local0[2],
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local0[3],
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protocol.FileInfo{Name: "z", Version: 1001, Flags: protocol.FlagDeleted},
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}
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remote0 := []protocol.FileInfo{
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protocol.FileInfo{Name: "a", Version: 1000, Blocks: genBlocks(1)},
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protocol.FileInfo{Name: "b", Version: 1000, Blocks: genBlocks(2)},
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protocol.FileInfo{Name: "c", Version: 1002, Blocks: genBlocks(5)},
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}
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remote1 := []protocol.FileInfo{
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protocol.FileInfo{Name: "b", Version: 1001, Blocks: genBlocks(6)},
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protocol.FileInfo{Name: "e", Version: 1000, Blocks: genBlocks(7)},
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}
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remoteTot := []protocol.FileInfo{
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remote0[0],
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remote1[0],
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remote0[2],
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remote1[1],
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}
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expectedGlobal := []protocol.FileInfo{
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remote0[0],
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remote1[0],
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remote0[2],
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localTot[3],
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remote1[1],
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localTot[4],
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}
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expectedLocalNeed := []protocol.FileInfo{
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remote1[0],
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remote0[2],
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remote1[1],
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}
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expectedRemoteNeed := []protocol.FileInfo{
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local0[3],
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, local0)
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m.ReplaceWithDelete(protocol.LocalNodeID, local1)
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m.Replace(remoteNode, remote0)
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m.Update(remoteNode, remote1)
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g := globalList(m)
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sort.Sort(fileList(g))
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if fmt.Sprint(g) != fmt.Sprint(expectedGlobal) {
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t.Errorf("Global incorrect;\n A: %v !=\n E: %v", g, expectedGlobal)
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}
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h := haveList(m, protocol.LocalNodeID)
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sort.Sort(fileList(h))
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if fmt.Sprint(h) != fmt.Sprint(localTot) {
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t.Errorf("Have incorrect;\n A: %v !=\n E: %v", h, localTot)
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}
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h = haveList(m, remoteNode)
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sort.Sort(fileList(h))
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if fmt.Sprint(h) != fmt.Sprint(remoteTot) {
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t.Errorf("Have incorrect;\n A: %v !=\n E: %v", h, remoteTot)
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}
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n := needList(m, protocol.LocalNodeID)
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sort.Sort(fileList(n))
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if fmt.Sprint(n) != fmt.Sprint(expectedLocalNeed) {
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t.Errorf("Need incorrect;\n A: %v !=\n E: %v", n, expectedLocalNeed)
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}
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n = needList(m, remoteNode)
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sort.Sort(fileList(n))
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if fmt.Sprint(n) != fmt.Sprint(expectedRemoteNeed) {
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t.Errorf("Need incorrect;\n A: %v !=\n E: %v", n, expectedRemoteNeed)
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}
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f := m.Get(protocol.LocalNodeID, "b")
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if fmt.Sprint(f) != fmt.Sprint(localTot[1]) {
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t.Errorf("Get incorrect;\n A: %v !=\n E: %v", f, localTot[1])
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}
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f = m.Get(remoteNode, "b")
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if fmt.Sprint(f) != fmt.Sprint(remote1[0]) {
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t.Errorf("Get incorrect;\n A: %v !=\n E: %v", f, remote1[0])
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}
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f = m.GetGlobal("b")
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if fmt.Sprint(f) != fmt.Sprint(remote1[0]) {
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t.Errorf("GetGlobal incorrect;\n A: %v !=\n E: %v", f, remote1[0])
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}
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f = m.Get(protocol.LocalNodeID, "zz")
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if f.Name != "" {
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t.Errorf("Get incorrect;\n A: %v !=\n E: %v", f, protocol.FileInfo{})
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}
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f = m.GetGlobal("zz")
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if f.Name != "" {
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t.Errorf("GetGlobal incorrect;\n A: %v !=\n E: %v", f, protocol.FileInfo{})
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}
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av := []protocol.NodeID{protocol.LocalNodeID, remoteNode}
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a := m.Availability("a")
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if !(len(a) == 2 && (a[0] == av[0] && a[1] == av[1] || a[0] == av[1] && a[1] == av[0])) {
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t.Errorf("Availability incorrect;\n A: %v !=\n E: %v", a, av)
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}
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a = m.Availability("b")
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if len(a) != 1 || a[0] != remoteNode {
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t.Errorf("Availability incorrect;\n A: %v !=\n E: %v", a, remoteNode)
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}
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a = m.Availability("d")
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if len(a) != 1 || a[0] != protocol.LocalNodeID {
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t.Errorf("Availability incorrect;\n A: %v !=\n E: %v", a, protocol.LocalNodeID)
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}
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}
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func TestLocalDeleted(t *testing.T) {
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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t.Fatal(err)
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}
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m := files.NewSet("test", db)
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lamport.Default = lamport.Clock{}
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local1 := []protocol.FileInfo{
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protocol.FileInfo{Name: "a", Version: 1000},
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protocol.FileInfo{Name: "b", Version: 1000},
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protocol.FileInfo{Name: "c", Version: 1000},
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protocol.FileInfo{Name: "d", Version: 1000},
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protocol.FileInfo{Name: "z", Version: 1000, Flags: protocol.FlagDirectory},
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, local1)
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m.ReplaceWithDelete(protocol.LocalNodeID, []protocol.FileInfo{
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local1[0],
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// [1] removed
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local1[2],
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local1[3],
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local1[4],
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})
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m.ReplaceWithDelete(protocol.LocalNodeID, []protocol.FileInfo{
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local1[0],
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local1[2],
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// [3] removed
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local1[4],
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})
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m.ReplaceWithDelete(protocol.LocalNodeID, []protocol.FileInfo{
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local1[0],
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local1[2],
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// [4] removed
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})
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expectedGlobal1 := []protocol.FileInfo{
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local1[0],
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protocol.FileInfo{Name: "b", Version: 1001, Flags: protocol.FlagDeleted},
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local1[2],
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protocol.FileInfo{Name: "d", Version: 1002, Flags: protocol.FlagDeleted},
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protocol.FileInfo{Name: "z", Version: 1003, Flags: protocol.FlagDeleted | protocol.FlagDirectory},
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}
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g := globalList(m)
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sort.Sort(fileList(g))
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sort.Sort(fileList(expectedGlobal1))
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if fmt.Sprint(g) != fmt.Sprint(expectedGlobal1) {
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t.Errorf("Global incorrect;\n A: %v !=\n E: %v", g, expectedGlobal1)
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, []protocol.FileInfo{
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local1[0],
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// [2] removed
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})
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expectedGlobal2 := []protocol.FileInfo{
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local1[0],
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protocol.FileInfo{Name: "b", Version: 1001, Flags: protocol.FlagDeleted},
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protocol.FileInfo{Name: "c", Version: 1004, Flags: protocol.FlagDeleted},
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protocol.FileInfo{Name: "d", Version: 1002, Flags: protocol.FlagDeleted},
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protocol.FileInfo{Name: "z", Version: 1003, Flags: protocol.FlagDeleted | protocol.FlagDirectory},
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}
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g = globalList(m)
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sort.Sort(fileList(g))
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sort.Sort(fileList(expectedGlobal2))
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if fmt.Sprint(g) != fmt.Sprint(expectedGlobal2) {
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t.Errorf("Global incorrect;\n A: %v !=\n E: %v", g, expectedGlobal2)
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}
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}
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func Benchmark10kReplace(b *testing.B) {
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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b.Fatal(err)
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}
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var local []protocol.FileInfo
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for i := 0; i < 10000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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m := files.NewSet("test", db)
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m.ReplaceWithDelete(protocol.LocalNodeID, local)
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}
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}
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func Benchmark10kUpdateChg(b *testing.B) {
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var remote []protocol.FileInfo
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for i := 0; i < 10000; i++ {
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remote = append(remote, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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b.Fatal(err)
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}
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m := files.NewSet("test", db)
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m.Replace(remoteNode, remote)
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var local []protocol.FileInfo
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for i := 0; i < 10000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, local)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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b.StopTimer()
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for j := range local {
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local[j].Version++
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}
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b.StartTimer()
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m.Update(protocol.LocalNodeID, local)
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}
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}
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func Benchmark10kUpdateSme(b *testing.B) {
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var remote []protocol.FileInfo
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for i := 0; i < 10000; i++ {
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remote = append(remote, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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b.Fatal(err)
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}
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m := files.NewSet("test", db)
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m.Replace(remoteNode, remote)
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var local []protocol.FileInfo
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for i := 0; i < 10000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, local)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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m.Update(protocol.LocalNodeID, local)
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}
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}
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func Benchmark10kNeed2k(b *testing.B) {
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var remote []protocol.FileInfo
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for i := 0; i < 10000; i++ {
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remote = append(remote, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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b.Fatal(err)
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}
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m := files.NewSet("test", db)
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m.Replace(remoteNode, remote)
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var local []protocol.FileInfo
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for i := 0; i < 8000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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for i := 8000; i < 10000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 980})
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, local)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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fs := needList(m, protocol.LocalNodeID)
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if l := len(fs); l != 2000 {
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b.Errorf("wrong length %d != 2k", l)
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}
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}
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}
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func Benchmark10kHaveFullList(b *testing.B) {
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var remote []protocol.FileInfo
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for i := 0; i < 10000; i++ {
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remote = append(remote, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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b.Fatal(err)
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}
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m := files.NewSet("test", db)
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m.Replace(remoteNode, remote)
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var local []protocol.FileInfo
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for i := 0; i < 2000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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for i := 2000; i < 10000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 980})
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, local)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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fs := haveList(m, protocol.LocalNodeID)
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if l := len(fs); l != 10000 {
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b.Errorf("wrong length %d != 10k", l)
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}
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}
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}
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func Benchmark10kGlobal(b *testing.B) {
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var remote []protocol.FileInfo
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for i := 0; i < 10000; i++ {
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remote = append(remote, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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b.Fatal(err)
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}
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m := files.NewSet("test", db)
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m.Replace(remoteNode, remote)
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var local []protocol.FileInfo
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for i := 0; i < 2000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 1000})
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}
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for i := 2000; i < 10000; i++ {
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local = append(local, protocol.FileInfo{Name: fmt.Sprintf("file%d", i), Version: 980})
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, local)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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fs := globalList(m)
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if l := len(fs); l != 10000 {
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b.Errorf("wrong length %d != 10k", l)
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}
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}
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}
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func TestGlobalReset(t *testing.T) {
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db, err := leveldb.Open(storage.NewMemStorage(), nil)
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if err != nil {
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t.Fatal(err)
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}
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m := files.NewSet("test", db)
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local := []protocol.FileInfo{
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protocol.FileInfo{Name: "a", Version: 1000},
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protocol.FileInfo{Name: "b", Version: 1000},
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protocol.FileInfo{Name: "c", Version: 1000},
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protocol.FileInfo{Name: "d", Version: 1000},
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}
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remote := []protocol.FileInfo{
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protocol.FileInfo{Name: "a", Version: 1000},
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protocol.FileInfo{Name: "b", Version: 1001},
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protocol.FileInfo{Name: "c", Version: 1002},
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protocol.FileInfo{Name: "e", Version: 1000},
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}
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m.ReplaceWithDelete(protocol.LocalNodeID, local)
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g := globalList(m)
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|
sort.Sort(fileList(g))
|
|
|
|
if fmt.Sprint(g) != fmt.Sprint(local) {
|
|
t.Errorf("Global incorrect;\n%v !=\n%v", g, local)
|
|
}
|
|
|
|
m.Replace(remoteNode, remote)
|
|
m.Replace(remoteNode, nil)
|
|
|
|
g = globalList(m)
|
|
sort.Sort(fileList(g))
|
|
|
|
if fmt.Sprint(g) != fmt.Sprint(local) {
|
|
t.Errorf("Global incorrect;\n%v !=\n%v", g, local)
|
|
}
|
|
}
|
|
|
|
func TestNeed(t *testing.T) {
|
|
db, err := leveldb.Open(storage.NewMemStorage(), nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
m := files.NewSet("test", db)
|
|
|
|
local := []protocol.FileInfo{
|
|
protocol.FileInfo{Name: "a", Version: 1000},
|
|
protocol.FileInfo{Name: "b", Version: 1000},
|
|
protocol.FileInfo{Name: "c", Version: 1000},
|
|
protocol.FileInfo{Name: "d", Version: 1000},
|
|
}
|
|
|
|
remote := []protocol.FileInfo{
|
|
protocol.FileInfo{Name: "a", Version: 1000},
|
|
protocol.FileInfo{Name: "b", Version: 1001},
|
|
protocol.FileInfo{Name: "c", Version: 1002},
|
|
protocol.FileInfo{Name: "e", Version: 1000},
|
|
}
|
|
|
|
shouldNeed := []protocol.FileInfo{
|
|
protocol.FileInfo{Name: "b", Version: 1001},
|
|
protocol.FileInfo{Name: "c", Version: 1002},
|
|
protocol.FileInfo{Name: "e", Version: 1000},
|
|
}
|
|
|
|
m.ReplaceWithDelete(protocol.LocalNodeID, local)
|
|
m.Replace(remoteNode, remote)
|
|
|
|
need := needList(m, protocol.LocalNodeID)
|
|
|
|
sort.Sort(fileList(need))
|
|
sort.Sort(fileList(shouldNeed))
|
|
|
|
if fmt.Sprint(need) != fmt.Sprint(shouldNeed) {
|
|
t.Errorf("Need incorrect;\n%v !=\n%v", need, shouldNeed)
|
|
}
|
|
}
|
|
|
|
func TestLocalVersion(t *testing.T) {
|
|
db, err := leveldb.Open(storage.NewMemStorage(), nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
m := files.NewSet("test", db)
|
|
|
|
local1 := []protocol.FileInfo{
|
|
protocol.FileInfo{Name: "a", Version: 1000},
|
|
protocol.FileInfo{Name: "b", Version: 1000},
|
|
protocol.FileInfo{Name: "c", Version: 1000},
|
|
protocol.FileInfo{Name: "d", Version: 1000},
|
|
}
|
|
|
|
local2 := []protocol.FileInfo{
|
|
local1[0],
|
|
// [1] deleted
|
|
local1[2],
|
|
protocol.FileInfo{Name: "d", Version: 1002},
|
|
protocol.FileInfo{Name: "e", Version: 1000},
|
|
}
|
|
|
|
m.ReplaceWithDelete(protocol.LocalNodeID, local1)
|
|
c0 := m.LocalVersion(protocol.LocalNodeID)
|
|
|
|
m.ReplaceWithDelete(protocol.LocalNodeID, local2)
|
|
c1 := m.LocalVersion(protocol.LocalNodeID)
|
|
if !(c1 > c0) {
|
|
t.Fatal("Local version number should have incremented")
|
|
}
|
|
|
|
m.ReplaceWithDelete(protocol.LocalNodeID, local2)
|
|
c2 := m.LocalVersion(protocol.LocalNodeID)
|
|
if c2 != c1 {
|
|
t.Fatal("Local version number should be unchanged")
|
|
}
|
|
}
|
|
|
|
/*
|
|
var gf protocol.FileInfo
|
|
|
|
func TestStressGlobalVersion(t *testing.T) {
|
|
dur := 15 * time.Second
|
|
if testing.Short() {
|
|
dur = 1 * time.Second
|
|
}
|
|
|
|
set1 := []protocol.FileInfo{
|
|
protocol.FileInfo{Name: "a", Version: 1000},
|
|
protocol.FileInfo{Name: "b", Version: 1000},
|
|
}
|
|
set2 := []protocol.FileInfo{
|
|
protocol.FileInfo{Name: "b", Version: 1001},
|
|
protocol.FileInfo{Name: "c", Version: 1000},
|
|
}
|
|
|
|
db, err := leveldb.OpenFile("testdata/global.db", nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
m := files.NewSet("test", db)
|
|
|
|
done := make(chan struct{})
|
|
go stressWriter(m, remoteNode, set1, nil, done)
|
|
go stressWriter(m, protocol.LocalNodeID, set2, nil, done)
|
|
|
|
t0 := time.Now()
|
|
for time.Since(t0) < dur {
|
|
m.WithGlobal(func(f protocol.FileInfo) bool {
|
|
gf = f
|
|
return true
|
|
})
|
|
}
|
|
|
|
close(done)
|
|
}
|
|
|
|
func stressWriter(s *files.Set, id protocol.NodeID, set1, set2 []protocol.FileInfo, done chan struct{}) {
|
|
one := true
|
|
i := 0
|
|
for {
|
|
select {
|
|
case <-done:
|
|
return
|
|
|
|
default:
|
|
if one {
|
|
s.Replace(id, set1)
|
|
} else {
|
|
s.Replace(id, set2)
|
|
}
|
|
one = !one
|
|
}
|
|
i++
|
|
}
|
|
}
|
|
*/
|