mirror of
https://github.com/syncthing/syncthing.git
synced 2024-11-18 03:18:57 -07:00
1373 lines
39 KiB
Go
1373 lines
39 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 model
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import (
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"bytes"
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"context"
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"crypto/rand"
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"errors"
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"io"
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"io/ioutil"
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"os"
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"path/filepath"
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"runtime"
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"strings"
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"testing"
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"time"
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"github.com/syncthing/syncthing/lib/config"
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"github.com/syncthing/syncthing/lib/events"
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"github.com/syncthing/syncthing/lib/fs"
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"github.com/syncthing/syncthing/lib/ignore"
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"github.com/syncthing/syncthing/lib/osutil"
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"github.com/syncthing/syncthing/lib/protocol"
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"github.com/syncthing/syncthing/lib/scanner"
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"github.com/syncthing/syncthing/lib/sync"
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)
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var blocks = []protocol.BlockInfo{
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{Hash: []uint8{0xfa, 0x43, 0x23, 0x9b, 0xce, 0xe7, 0xb9, 0x7c, 0xa6, 0x2f, 0x0, 0x7c, 0xc6, 0x84, 0x87, 0x56, 0xa, 0x39, 0xe1, 0x9f, 0x74, 0xf3, 0xdd, 0xe7, 0x48, 0x6d, 0xb3, 0xf9, 0x8d, 0xf8, 0xe4, 0x71}}, // Zero'ed out block
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{Offset: 0, Size: 0x20000, Hash: []uint8{0x7e, 0xad, 0xbc, 0x36, 0xae, 0xbb, 0xcf, 0x74, 0x43, 0xe2, 0x7a, 0x5a, 0x4b, 0xb8, 0x5b, 0xce, 0xe6, 0x9e, 0x1e, 0x10, 0xf9, 0x8a, 0xbc, 0x77, 0x95, 0x2, 0x29, 0x60, 0x9e, 0x96, 0xae, 0x6c}},
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{Offset: 131072, Size: 0x20000, Hash: []uint8{0x3c, 0xc4, 0x20, 0xf4, 0xb, 0x2e, 0xcb, 0xb9, 0x5d, 0xce, 0x34, 0xa8, 0xc3, 0x92, 0xea, 0xf3, 0xda, 0x88, 0x33, 0xee, 0x7a, 0xb6, 0xe, 0xf1, 0x82, 0x5e, 0xb0, 0xa9, 0x26, 0xa9, 0xc0, 0xef}},
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{Offset: 262144, Size: 0x20000, Hash: []uint8{0x76, 0xa8, 0xc, 0x69, 0xd7, 0x5c, 0x52, 0xfd, 0xdf, 0x55, 0xef, 0x44, 0xc1, 0xd6, 0x25, 0x48, 0x4d, 0x98, 0x48, 0x4d, 0xaa, 0x50, 0xf6, 0x6b, 0x32, 0x47, 0x55, 0x81, 0x6b, 0xed, 0xee, 0xfb}},
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{Offset: 393216, Size: 0x20000, Hash: []uint8{0x44, 0x1e, 0xa4, 0xf2, 0x8d, 0x1f, 0xc3, 0x1b, 0x9d, 0xa5, 0x18, 0x5e, 0x59, 0x1b, 0xd8, 0x5c, 0xba, 0x7d, 0xb9, 0x8d, 0x70, 0x11, 0x5c, 0xea, 0xa1, 0x57, 0x4d, 0xcb, 0x3c, 0x5b, 0xf8, 0x6c}},
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{Offset: 524288, Size: 0x20000, Hash: []uint8{0x8, 0x40, 0xd0, 0x5e, 0x80, 0x0, 0x0, 0x7c, 0x8b, 0xb3, 0x8b, 0xf7, 0x7b, 0x23, 0x26, 0x28, 0xab, 0xda, 0xcf, 0x86, 0x8f, 0xc2, 0x8a, 0x39, 0xc6, 0xe6, 0x69, 0x59, 0x97, 0xb6, 0x1a, 0x43}},
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{Offset: 655360, Size: 0x20000, Hash: []uint8{0x38, 0x8e, 0x44, 0xcb, 0x30, 0xd8, 0x90, 0xf, 0xce, 0x7, 0x4b, 0x58, 0x86, 0xde, 0xce, 0x59, 0xa2, 0x46, 0xd2, 0xf9, 0xba, 0xaf, 0x35, 0x87, 0x38, 0xdf, 0xd2, 0xd, 0xf9, 0x45, 0xed, 0x91}},
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{Offset: 786432, Size: 0x20000, Hash: []uint8{0x32, 0x28, 0xcd, 0xf, 0x37, 0x21, 0xe5, 0xd4, 0x1e, 0x58, 0x87, 0x73, 0x8e, 0x36, 0xdf, 0xb2, 0x70, 0x78, 0x56, 0xc3, 0x42, 0xff, 0xf7, 0x8f, 0x37, 0x95, 0x0, 0x26, 0xa, 0xac, 0x54, 0x72}},
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{Offset: 917504, Size: 0x20000, Hash: []uint8{0x96, 0x6b, 0x15, 0x6b, 0xc4, 0xf, 0x19, 0x18, 0xca, 0xbb, 0x5f, 0xd6, 0xbb, 0xa2, 0xc6, 0x2a, 0xac, 0xbb, 0x8a, 0xb9, 0xce, 0xec, 0x4c, 0xdb, 0x78, 0xec, 0x57, 0x5d, 0x33, 0xf9, 0x8e, 0xaf}},
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}
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var folders = []string{"default"}
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var diffTestData = []struct {
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a string
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b string
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s int
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d []protocol.BlockInfo
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}{
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{"contents", "contents", 1024, []protocol.BlockInfo{}},
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{"", "", 1024, []protocol.BlockInfo{}},
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{"contents", "contents", 3, []protocol.BlockInfo{}},
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{"contents", "cantents", 3, []protocol.BlockInfo{{Offset: 0, Size: 3}}},
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{"contents", "contants", 3, []protocol.BlockInfo{{Offset: 3, Size: 3}}},
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{"contents", "cantants", 3, []protocol.BlockInfo{{Offset: 0, Size: 3}, {Offset: 3, Size: 3}}},
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{"contents", "", 3, []protocol.BlockInfo{{Offset: 0, Size: 0}}},
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{"", "contents", 3, []protocol.BlockInfo{{Offset: 0, Size: 3}, {Offset: 3, Size: 3}, {Offset: 6, Size: 2}}},
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{"con", "contents", 3, []protocol.BlockInfo{{Offset: 3, Size: 3}, {Offset: 6, Size: 2}}},
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{"contents", "con", 3, nil},
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{"contents", "cont", 3, []protocol.BlockInfo{{Offset: 3, Size: 1}}},
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{"cont", "contents", 3, []protocol.BlockInfo{{Offset: 3, Size: 3}, {Offset: 6, Size: 2}}},
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}
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func setupFile(filename string, blockNumbers []int) protocol.FileInfo {
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// Create existing file
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existingBlocks := make([]protocol.BlockInfo, len(blockNumbers))
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for i := range blockNumbers {
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existingBlocks[i] = blocks[blockNumbers[i]]
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}
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return protocol.FileInfo{
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Name: filename,
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Blocks: existingBlocks,
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}
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}
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func createFile(t *testing.T, name string, fs fs.Filesystem) protocol.FileInfo {
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t.Helper()
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f, err := fs.Create(name)
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must(t, err)
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f.Close()
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fi, err := fs.Stat(name)
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must(t, err)
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file, err := scanner.CreateFileInfo(fi, name, fs)
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must(t, err)
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return file
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}
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// Sets up a folder and model, but makes sure the services aren't actually running.
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func setupSendReceiveFolder(t testing.TB, files ...protocol.FileInfo) (*testModel, *sendReceiveFolder) {
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w, fcfg := tmpDefaultWrapper()
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// Initialise model and stop immediately.
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model := setupModel(t, w)
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model.cancel()
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<-model.stopped
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f := model.folderRunners[fcfg.ID].(*sendReceiveFolder)
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f.tempPullErrors = make(map[string]string)
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f.ctx = context.Background()
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// Update index
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if files != nil {
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f.updateLocalsFromScanning(files)
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}
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return model, f
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}
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func cleanupSRFolder(f *sendReceiveFolder, m *testModel) {
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os.Remove(m.cfg.ConfigPath())
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os.RemoveAll(f.Filesystem().URI())
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}
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// Layout of the files: (indexes from the above array)
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// 12345678 - Required file
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// 02005008 - Existing file (currently in the index)
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// 02340070 - Temp file on the disk
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func TestHandleFile(t *testing.T) {
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// After the diff between required and existing we should:
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// Copy: 2, 5, 8
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// Pull: 1, 3, 4, 6, 7
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existingBlocks := []int{0, 2, 0, 0, 5, 0, 0, 8}
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existingFile := setupFile("filex", existingBlocks)
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requiredFile := existingFile
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requiredFile.Blocks = blocks[1:]
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m, f := setupSendReceiveFolder(t, existingFile)
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defer cleanupSRFolder(f, m)
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copyChan := make(chan copyBlocksState, 1)
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f.handleFile(requiredFile, f.fset.Snapshot(), copyChan)
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// Receive the results
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toCopy := <-copyChan
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if len(toCopy.blocks) != 8 {
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t.Errorf("Unexpected count of copy blocks: %d != 8", len(toCopy.blocks))
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}
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for _, block := range blocks[1:] {
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found := false
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for _, toCopyBlock := range toCopy.blocks {
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if string(toCopyBlock.Hash) == string(block.Hash) {
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found = true
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break
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}
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}
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if !found {
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t.Errorf("Did not find block %s", block.String())
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}
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}
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}
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func TestHandleFileWithTemp(t *testing.T) {
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// After diff between required and existing we should:
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// Copy: 2, 5, 8
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// Pull: 1, 3, 4, 6, 7
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// After dropping out blocks already on the temp file we should:
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// Copy: 5, 8
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// Pull: 1, 6
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existingBlocks := []int{0, 2, 0, 0, 5, 0, 0, 8}
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existingFile := setupFile("file", existingBlocks)
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requiredFile := existingFile
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requiredFile.Blocks = blocks[1:]
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m, f := setupSendReceiveFolder(t, existingFile)
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defer cleanupSRFolder(f, m)
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if _, err := prepareTmpFile(f.Filesystem()); err != nil {
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t.Fatal(err)
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}
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copyChan := make(chan copyBlocksState, 1)
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f.handleFile(requiredFile, f.fset.Snapshot(), copyChan)
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// Receive the results
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toCopy := <-copyChan
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if len(toCopy.blocks) != 4 {
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t.Errorf("Unexpected count of copy blocks: %d != 4", len(toCopy.blocks))
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}
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for _, idx := range []int{1, 5, 6, 8} {
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found := false
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block := blocks[idx]
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for _, toCopyBlock := range toCopy.blocks {
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if string(toCopyBlock.Hash) == string(block.Hash) {
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found = true
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break
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}
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}
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if !found {
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t.Errorf("Did not find block %s", block.String())
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}
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}
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}
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func TestCopierFinder(t *testing.T) {
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methods := []fs.CopyRangeMethod{fs.CopyRangeMethodStandard, fs.CopyRangeMethodAllWithFallback}
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if runtime.GOOS == "linux" {
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methods = append(methods, fs.CopyRangeMethodSendFile)
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}
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for _, method := range methods {
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t.Run(method.String(), func(t *testing.T) {
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// After diff between required and existing we should:
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// Copy: 1, 2, 3, 4, 6, 7, 8
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// Since there is no existing file, nor a temp file
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// After dropping out blocks found locally:
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// Pull: 1, 5, 6, 8
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tempFile := fs.TempName("file2")
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existingBlocks := []int{0, 2, 3, 4, 0, 0, 7, 0}
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existingFile := setupFile(fs.TempName("file"), existingBlocks)
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existingFile.Size = 1
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requiredFile := existingFile
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requiredFile.Blocks = blocks[1:]
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requiredFile.Name = "file2"
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m, f := setupSendReceiveFolder(t, existingFile)
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f.CopyRangeMethod = method
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defer cleanupSRFolder(f, m)
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if _, err := prepareTmpFile(f.Filesystem()); err != nil {
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t.Fatal(err)
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}
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copyChan := make(chan copyBlocksState)
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pullChan := make(chan pullBlockState, 4)
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finisherChan := make(chan *sharedPullerState, 1)
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// Run a single fetcher routine
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go f.copierRoutine(copyChan, pullChan, finisherChan)
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defer close(copyChan)
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f.handleFile(requiredFile, f.fset.Snapshot(), copyChan)
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timeout := time.After(10 * time.Second)
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pulls := make([]pullBlockState, 4)
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for i := 0; i < 4; i++ {
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select {
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case pulls[i] = <-pullChan:
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case <-timeout:
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t.Fatalf("Timed out before receiving all 4 states on pullChan (already got %v)", i)
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}
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}
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var finish *sharedPullerState
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select {
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case finish = <-finisherChan:
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case <-timeout:
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t.Fatal("Timed out before receiving 4 states on pullChan")
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}
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defer cleanupSharedPullerState(finish)
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select {
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case <-pullChan:
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t.Fatal("Pull channel has data to be read")
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case <-finisherChan:
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t.Fatal("Finisher channel has data to be read")
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default:
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}
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// Verify that the right blocks went into the pull list.
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// They are pulled in random order.
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for _, idx := range []int{1, 5, 6, 8} {
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found := false
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block := blocks[idx]
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for _, pulledBlock := range pulls {
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if string(pulledBlock.block.Hash) == string(block.Hash) {
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found = true
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break
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}
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}
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if !found {
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t.Errorf("Did not find block %s", block.String())
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}
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if string(finish.file.Blocks[idx-1].Hash) != string(blocks[idx].Hash) {
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t.Errorf("Block %d mismatch: %s != %s", idx, finish.file.Blocks[idx-1].String(), blocks[idx].String())
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}
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}
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// Verify that the fetched blocks have actually been written to the temp file
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blks, err := scanner.HashFile(context.TODO(), f.Filesystem(), tempFile, protocol.MinBlockSize, nil, false)
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if err != nil {
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t.Log(err)
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}
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for _, eq := range []int{2, 3, 4, 7} {
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if string(blks[eq-1].Hash) != string(blocks[eq].Hash) {
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t.Errorf("Block %d mismatch: %s != %s", eq, blks[eq-1].String(), blocks[eq].String())
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}
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}
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})
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}
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}
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func TestWeakHash(t *testing.T) {
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// Setup the model/pull environment
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model, fo := setupSendReceiveFolder(t)
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defer cleanupSRFolder(fo, model)
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ffs := fo.Filesystem()
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tempFile := fs.TempName("weakhash")
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var shift int64 = 10
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var size int64 = 1 << 20
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expectBlocks := int(size / protocol.MinBlockSize)
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expectPulls := int(shift / protocol.MinBlockSize)
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if shift > 0 {
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expectPulls++
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}
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f, err := ffs.Create("weakhash")
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must(t, err)
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defer f.Close()
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_, err = io.CopyN(f, rand.Reader, size)
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if err != nil {
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t.Error(err)
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}
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info, err := f.Stat()
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if err != nil {
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t.Error(err)
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}
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// Create two files, second file has `shifted` bytes random prefix, yet
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// both are of the same length, for example:
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// File 1: abcdefgh
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// File 2: xyabcdef
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f.Seek(0, os.SEEK_SET)
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existing, err := scanner.Blocks(context.TODO(), f, protocol.MinBlockSize, size, nil, true)
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if err != nil {
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t.Error(err)
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}
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f.Seek(0, os.SEEK_SET)
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remainder := io.LimitReader(f, size-shift)
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prefix := io.LimitReader(rand.Reader, shift)
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nf := io.MultiReader(prefix, remainder)
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desired, err := scanner.Blocks(context.TODO(), nf, protocol.MinBlockSize, size, nil, true)
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if err != nil {
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t.Error(err)
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}
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existingFile := protocol.FileInfo{
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Name: "weakhash",
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Blocks: existing,
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Size: size,
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ModifiedS: info.ModTime().Unix(),
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ModifiedNs: info.ModTime().Nanosecond(),
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}
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desiredFile := protocol.FileInfo{
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Name: "weakhash",
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Size: size,
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Blocks: desired,
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ModifiedS: info.ModTime().Unix() + 1,
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}
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fo.updateLocalsFromScanning([]protocol.FileInfo{existingFile})
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copyChan := make(chan copyBlocksState)
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pullChan := make(chan pullBlockState, expectBlocks)
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finisherChan := make(chan *sharedPullerState, 1)
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// Run a single fetcher routine
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go fo.copierRoutine(copyChan, pullChan, finisherChan)
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defer close(copyChan)
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// Test 1 - no weak hashing, file gets fully repulled (`expectBlocks` pulls).
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fo.WeakHashThresholdPct = 101
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fo.handleFile(desiredFile, fo.fset.Snapshot(), copyChan)
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var pulls []pullBlockState
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timeout := time.After(10 * time.Second)
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for len(pulls) < expectBlocks {
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select {
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case pull := <-pullChan:
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pulls = append(pulls, pull)
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case <-timeout:
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t.Fatalf("timed out, got %d pulls expected %d", len(pulls), expectPulls)
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}
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}
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finish := <-finisherChan
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select {
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case <-pullChan:
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t.Fatal("Pull channel has data to be read")
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case <-finisherChan:
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t.Fatal("Finisher channel has data to be read")
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default:
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}
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cleanupSharedPullerState(finish)
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if err := ffs.Remove(tempFile); err != nil {
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t.Fatal(err)
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}
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|
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// Test 2 - using weak hash, expectPulls blocks pulled.
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fo.WeakHashThresholdPct = -1
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fo.handleFile(desiredFile, fo.fset.Snapshot(), copyChan)
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pulls = pulls[:0]
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for len(pulls) < expectPulls {
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select {
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case pull := <-pullChan:
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pulls = append(pulls, pull)
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case <-time.After(10 * time.Second):
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t.Fatalf("timed out, got %d pulls expected %d", len(pulls), expectPulls)
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}
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}
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finish = <-finisherChan
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cleanupSharedPullerState(finish)
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expectShifted := expectBlocks - expectPulls
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if finish.copyOriginShifted != expectShifted {
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t.Errorf("did not copy %d shifted", expectShifted)
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}
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}
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|
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// Test that updating a file removes its old blocks from the blockmap
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func TestCopierCleanup(t *testing.T) {
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iterFn := func(folder, file string, index int32) bool {
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return true
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}
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|
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// Create a file
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file := setupFile("test", []int{0})
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file.Size = 1
|
|
m, f := setupSendReceiveFolder(t, file)
|
|
defer cleanupSRFolder(f, m)
|
|
|
|
file.Blocks = []protocol.BlockInfo{blocks[1]}
|
|
file.Version = file.Version.Update(myID.Short())
|
|
// Update index (removing old blocks)
|
|
f.updateLocalsFromScanning([]protocol.FileInfo{file})
|
|
|
|
if m.finder.Iterate(folders, blocks[0].Hash, iterFn) {
|
|
t.Error("Unexpected block found")
|
|
}
|
|
|
|
if !m.finder.Iterate(folders, blocks[1].Hash, iterFn) {
|
|
t.Error("Expected block not found")
|
|
}
|
|
|
|
file.Blocks = []protocol.BlockInfo{blocks[0]}
|
|
file.Version = file.Version.Update(myID.Short())
|
|
// Update index (removing old blocks)
|
|
f.updateLocalsFromScanning([]protocol.FileInfo{file})
|
|
|
|
if !m.finder.Iterate(folders, blocks[0].Hash, iterFn) {
|
|
t.Error("Unexpected block found")
|
|
}
|
|
|
|
if m.finder.Iterate(folders, blocks[1].Hash, iterFn) {
|
|
t.Error("Expected block not found")
|
|
}
|
|
}
|
|
|
|
func TestDeregisterOnFailInCopy(t *testing.T) {
|
|
file := setupFile("filex", []int{0, 2, 0, 0, 5, 0, 0, 8})
|
|
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
|
|
// Set up our evet subscription early
|
|
s := m.evLogger.Subscribe(events.ItemFinished)
|
|
|
|
// queue.Done should be called by the finisher routine
|
|
f.queue.Push("filex", 0, time.Time{})
|
|
f.queue.Pop()
|
|
|
|
if f.queue.lenProgress() != 1 {
|
|
t.Fatal("Expected file in progress")
|
|
}
|
|
|
|
pullChan := make(chan pullBlockState)
|
|
finisherBufferChan := make(chan *sharedPullerState, 1)
|
|
finisherChan := make(chan *sharedPullerState)
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
snap := f.fset.Snapshot()
|
|
|
|
copyChan, copyWg := startCopier(f, pullChan, finisherBufferChan)
|
|
go f.finisherRoutine(snap, finisherChan, dbUpdateChan, make(chan string))
|
|
|
|
defer func() {
|
|
close(copyChan)
|
|
copyWg.Wait()
|
|
close(pullChan)
|
|
close(finisherBufferChan)
|
|
close(finisherChan)
|
|
}()
|
|
|
|
f.handleFile(file, snap, copyChan)
|
|
|
|
// Receive a block at puller, to indicate that at least a single copier
|
|
// loop has been performed.
|
|
var toPull pullBlockState
|
|
select {
|
|
case toPull = <-pullChan:
|
|
case <-time.After(10 * time.Second):
|
|
t.Fatal("timed out")
|
|
}
|
|
|
|
// Unblock copier
|
|
go func() {
|
|
for range pullChan {
|
|
}
|
|
}()
|
|
|
|
// Close the file, causing errors on further access
|
|
toPull.sharedPullerState.fail(os.ErrNotExist)
|
|
|
|
select {
|
|
case state := <-finisherBufferChan:
|
|
// At this point the file should still be registered with both the job
|
|
// queue, and the progress emitter. Verify this.
|
|
if f.model.progressEmitter.lenRegistry() != 1 || f.queue.lenProgress() != 1 || f.queue.lenQueued() != 0 {
|
|
t.Fatal("Could not find file")
|
|
}
|
|
|
|
// Pass the file down the real finisher, and give it time to consume
|
|
finisherChan <- state
|
|
|
|
t0 := time.Now()
|
|
if ev, err := s.Poll(time.Minute); err != nil {
|
|
t.Fatal("Got error waiting for ItemFinished event:", err)
|
|
} else if n := ev.Data.(map[string]interface{})["item"]; n != state.file.Name {
|
|
t.Fatal("Got ItemFinished event for wrong file:", n)
|
|
}
|
|
t.Log("event took", time.Since(t0))
|
|
|
|
state.mut.Lock()
|
|
stateWriter := state.writer
|
|
state.mut.Unlock()
|
|
if stateWriter != nil {
|
|
t.Fatal("File not closed?")
|
|
}
|
|
|
|
if f.model.progressEmitter.lenRegistry() != 0 || f.queue.lenProgress() != 0 || f.queue.lenQueued() != 0 {
|
|
t.Fatal("Still registered", f.model.progressEmitter.lenRegistry(), f.queue.lenProgress(), f.queue.lenQueued())
|
|
}
|
|
|
|
// Doing it again should have no effect
|
|
finisherChan <- state
|
|
|
|
if _, err := s.Poll(time.Second); err != events.ErrTimeout {
|
|
t.Fatal("Expected timeout, not another event", err)
|
|
}
|
|
|
|
if f.model.progressEmitter.lenRegistry() != 0 || f.queue.lenProgress() != 0 || f.queue.lenQueued() != 0 {
|
|
t.Fatal("Still registered", f.model.progressEmitter.lenRegistry(), f.queue.lenProgress(), f.queue.lenQueued())
|
|
}
|
|
|
|
case <-time.After(5 * time.Second):
|
|
t.Fatal("Didn't get anything to the finisher")
|
|
}
|
|
}
|
|
|
|
func TestDeregisterOnFailInPull(t *testing.T) {
|
|
file := setupFile("filex", []int{0, 2, 0, 0, 5, 0, 0, 8})
|
|
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
|
|
// Set up our evet subscription early
|
|
s := m.evLogger.Subscribe(events.ItemFinished)
|
|
|
|
// queue.Done should be called by the finisher routine
|
|
f.queue.Push("filex", 0, time.Time{})
|
|
f.queue.Pop()
|
|
|
|
if f.queue.lenProgress() != 1 {
|
|
t.Fatal("Expected file in progress")
|
|
}
|
|
|
|
pullChan := make(chan pullBlockState)
|
|
finisherBufferChan := make(chan *sharedPullerState)
|
|
finisherChan := make(chan *sharedPullerState)
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
snap := f.fset.Snapshot()
|
|
|
|
copyChan, copyWg := startCopier(f, pullChan, finisherBufferChan)
|
|
pullWg := sync.NewWaitGroup()
|
|
pullWg.Add(1)
|
|
go func() {
|
|
f.pullerRoutine(pullChan, finisherBufferChan)
|
|
pullWg.Done()
|
|
}()
|
|
go f.finisherRoutine(snap, finisherChan, dbUpdateChan, make(chan string))
|
|
defer func() {
|
|
// Unblock copier and puller
|
|
go func() {
|
|
for range finisherBufferChan {
|
|
}
|
|
}()
|
|
close(copyChan)
|
|
copyWg.Wait()
|
|
close(pullChan)
|
|
pullWg.Wait()
|
|
close(finisherBufferChan)
|
|
close(finisherChan)
|
|
}()
|
|
|
|
f.handleFile(file, snap, copyChan)
|
|
|
|
// Receive at finisher, we should error out as puller has nowhere to pull
|
|
// from.
|
|
timeout = time.Second
|
|
|
|
// Both the puller and copier may send to the finisherBufferChan.
|
|
var state *sharedPullerState
|
|
after := time.After(5 * time.Second)
|
|
for {
|
|
select {
|
|
case state = <-finisherBufferChan:
|
|
case <-after:
|
|
t.Fatal("Didn't get failed state to the finisher")
|
|
}
|
|
if state.failed() != nil {
|
|
break
|
|
}
|
|
}
|
|
|
|
// At this point the file should still be registered with both the job
|
|
// queue, and the progress emitter. Verify this.
|
|
if f.model.progressEmitter.lenRegistry() != 1 || f.queue.lenProgress() != 1 || f.queue.lenQueued() != 0 {
|
|
t.Fatal("Could not find file")
|
|
}
|
|
|
|
// Pass the file down the real finisher, and give it time to consume
|
|
finisherChan <- state
|
|
|
|
t0 := time.Now()
|
|
if ev, err := s.Poll(time.Minute); err != nil {
|
|
t.Fatal("Got error waiting for ItemFinished event:", err)
|
|
} else if n := ev.Data.(map[string]interface{})["item"]; n != state.file.Name {
|
|
t.Fatal("Got ItemFinished event for wrong file:", n)
|
|
}
|
|
t.Log("event took", time.Since(t0))
|
|
|
|
state.mut.Lock()
|
|
stateWriter := state.writer
|
|
state.mut.Unlock()
|
|
if stateWriter != nil {
|
|
t.Fatal("File not closed?")
|
|
}
|
|
|
|
if f.model.progressEmitter.lenRegistry() != 0 || f.queue.lenProgress() != 0 || f.queue.lenQueued() != 0 {
|
|
t.Fatal("Still registered", f.model.progressEmitter.lenRegistry(), f.queue.lenProgress(), f.queue.lenQueued())
|
|
}
|
|
|
|
// Doing it again should have no effect
|
|
finisherChan <- state
|
|
|
|
if _, err := s.Poll(time.Second); err != events.ErrTimeout {
|
|
t.Fatal("Expected timeout, not another event", err)
|
|
}
|
|
|
|
if f.model.progressEmitter.lenRegistry() != 0 || f.queue.lenProgress() != 0 || f.queue.lenQueued() != 0 {
|
|
t.Fatal("Still registered", f.model.progressEmitter.lenRegistry(), f.queue.lenProgress(), f.queue.lenQueued())
|
|
}
|
|
}
|
|
|
|
func TestIssue3164(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
ffs := f.Filesystem()
|
|
tmpDir := ffs.URI()
|
|
|
|
ignDir := filepath.Join("issue3164", "oktodelete")
|
|
subDir := filepath.Join(ignDir, "foobar")
|
|
must(t, ffs.MkdirAll(subDir, 0777))
|
|
must(t, ioutil.WriteFile(filepath.Join(tmpDir, subDir, "file"), []byte("Hello"), 0644))
|
|
must(t, ioutil.WriteFile(filepath.Join(tmpDir, ignDir, "file"), []byte("Hello"), 0644))
|
|
file := protocol.FileInfo{
|
|
Name: "issue3164",
|
|
}
|
|
|
|
must(t, f.scanSubdirs(nil))
|
|
|
|
matcher := ignore.New(ffs)
|
|
must(t, matcher.Parse(bytes.NewBufferString("(?d)oktodelete"), ""))
|
|
f.ignores = matcher
|
|
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
|
|
f.deleteDir(file, f.fset.Snapshot(), dbUpdateChan, make(chan string))
|
|
|
|
if _, err := ffs.Stat("issue3164"); !fs.IsNotExist(err) {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestDiff(t *testing.T) {
|
|
for i, test := range diffTestData {
|
|
a, _ := scanner.Blocks(context.TODO(), bytes.NewBufferString(test.a), test.s, -1, nil, false)
|
|
b, _ := scanner.Blocks(context.TODO(), bytes.NewBufferString(test.b), test.s, -1, nil, false)
|
|
_, d := blockDiff(a, b)
|
|
if len(d) != len(test.d) {
|
|
t.Fatalf("Incorrect length for diff %d; %d != %d", i, len(d), len(test.d))
|
|
} else {
|
|
for j := range test.d {
|
|
if d[j].Offset != test.d[j].Offset {
|
|
t.Errorf("Incorrect offset for diff %d block %d; %d != %d", i, j, d[j].Offset, test.d[j].Offset)
|
|
}
|
|
if d[j].Size != test.d[j].Size {
|
|
t.Errorf("Incorrect length for diff %d block %d; %d != %d", i, j, d[j].Size, test.d[j].Size)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkDiff(b *testing.B) {
|
|
testCases := make([]struct{ a, b []protocol.BlockInfo }, 0, len(diffTestData))
|
|
for _, test := range diffTestData {
|
|
a, _ := scanner.Blocks(context.TODO(), bytes.NewBufferString(test.a), test.s, -1, nil, false)
|
|
b, _ := scanner.Blocks(context.TODO(), bytes.NewBufferString(test.b), test.s, -1, nil, false)
|
|
testCases = append(testCases, struct{ a, b []protocol.BlockInfo }{a, b})
|
|
}
|
|
b.ReportAllocs()
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
for _, tc := range testCases {
|
|
blockDiff(tc.a, tc.b)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestDiffEmpty(t *testing.T) {
|
|
emptyCases := []struct {
|
|
a []protocol.BlockInfo
|
|
b []protocol.BlockInfo
|
|
need int
|
|
have int
|
|
}{
|
|
{nil, nil, 0, 0},
|
|
{[]protocol.BlockInfo{{Offset: 3, Size: 1}}, nil, 0, 0},
|
|
{nil, []protocol.BlockInfo{{Offset: 3, Size: 1}}, 1, 0},
|
|
}
|
|
for _, emptyCase := range emptyCases {
|
|
h, n := blockDiff(emptyCase.a, emptyCase.b)
|
|
if len(h) != emptyCase.have {
|
|
t.Errorf("incorrect have: %d != %d", len(h), emptyCase.have)
|
|
}
|
|
if len(n) != emptyCase.need {
|
|
t.Errorf("incorrect have: %d != %d", len(h), emptyCase.have)
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestDeleteIgnorePerms checks, that a file gets deleted when the IgnorePerms
|
|
// option is true and the permissions do not match between the file on disk and
|
|
// in the db.
|
|
func TestDeleteIgnorePerms(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
ffs := f.Filesystem()
|
|
f.IgnorePerms = true
|
|
|
|
name := "deleteIgnorePerms"
|
|
file, err := ffs.Create(name)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
defer file.Close()
|
|
|
|
stat, err := file.Stat()
|
|
must(t, err)
|
|
fi, err := scanner.CreateFileInfo(stat, name, ffs)
|
|
must(t, err)
|
|
ffs.Chmod(name, 0600)
|
|
scanChan := make(chan string, 1)
|
|
err = f.checkToBeDeleted(fi, fi, true, scanChan)
|
|
must(t, err)
|
|
}
|
|
|
|
func TestCopyOwner(t *testing.T) {
|
|
// Verifies that owner and group are copied from the parent, for both
|
|
// files and directories.
|
|
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("copying owner not supported on Windows")
|
|
}
|
|
|
|
const (
|
|
expOwner = 1234
|
|
expGroup = 5678
|
|
)
|
|
|
|
// Set up a folder with the CopyParentOwner bit and backed by a fake
|
|
// filesystem.
|
|
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
f.folder.FolderConfiguration = config.NewFolderConfiguration(m.id, f.ID, f.Label, fs.FilesystemTypeFake, "/TestCopyOwner")
|
|
f.folder.FolderConfiguration.CopyOwnershipFromParent = true
|
|
|
|
f.fs = f.Filesystem()
|
|
|
|
// Create a parent dir with a certain owner/group.
|
|
|
|
f.fs.Mkdir("foo", 0755)
|
|
f.fs.Lchown("foo", expOwner, expGroup)
|
|
|
|
dir := protocol.FileInfo{
|
|
Name: "foo/bar",
|
|
Type: protocol.FileInfoTypeDirectory,
|
|
Permissions: 0755,
|
|
}
|
|
|
|
// Have the folder create a subdirectory, verify that it's the correct
|
|
// owner/group.
|
|
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
scanChan := make(chan string)
|
|
defer close(dbUpdateChan)
|
|
f.handleDir(dir, f.fset.Snapshot(), dbUpdateChan, scanChan)
|
|
select {
|
|
case <-dbUpdateChan: // empty the channel for later
|
|
case toScan := <-scanChan:
|
|
t.Fatal("Unexpected receive on scanChan:", toScan)
|
|
}
|
|
|
|
info, err := f.fs.Lstat("foo/bar")
|
|
if err != nil {
|
|
t.Fatal("Unexpected error (dir):", err)
|
|
}
|
|
if info.Owner() != expOwner || info.Group() != expGroup {
|
|
t.Fatalf("Expected dir owner/group to be %d/%d, not %d/%d", expOwner, expGroup, info.Owner(), info.Group())
|
|
}
|
|
|
|
// Have the folder create a file, verify it's the correct owner/group.
|
|
// File is zero sized to avoid having to handle copies/pulls.
|
|
|
|
file := protocol.FileInfo{
|
|
Name: "foo/bar/baz",
|
|
Type: protocol.FileInfoTypeFile,
|
|
Permissions: 0644,
|
|
}
|
|
|
|
// Wire some stuff. The flow here is handleFile() -[copierChan]->
|
|
// copierRoutine() -[finisherChan]-> finisherRoutine() -[dbUpdateChan]->
|
|
// back to us and we're done. The copier routine doesn't do anything,
|
|
// but it's the way data is passed around. When the database update
|
|
// comes the finisher is done.
|
|
|
|
snap := f.fset.Snapshot()
|
|
finisherChan := make(chan *sharedPullerState)
|
|
copierChan, copyWg := startCopier(f, nil, finisherChan)
|
|
go f.finisherRoutine(snap, finisherChan, dbUpdateChan, nil)
|
|
defer func() {
|
|
close(copierChan)
|
|
copyWg.Wait()
|
|
close(finisherChan)
|
|
}()
|
|
|
|
f.handleFile(file, snap, copierChan)
|
|
<-dbUpdateChan
|
|
|
|
info, err = f.fs.Lstat("foo/bar/baz")
|
|
if err != nil {
|
|
t.Fatal("Unexpected error (file):", err)
|
|
}
|
|
if info.Owner() != expOwner || info.Group() != expGroup {
|
|
t.Fatalf("Expected file owner/group to be %d/%d, not %d/%d", expOwner, expGroup, info.Owner(), info.Group())
|
|
}
|
|
|
|
// Have the folder create a symlink. Verify it accordingly.
|
|
symlink := protocol.FileInfo{
|
|
Name: "foo/bar/sym",
|
|
Type: protocol.FileInfoTypeSymlink,
|
|
Permissions: 0644,
|
|
SymlinkTarget: "over the rainbow",
|
|
}
|
|
|
|
f.handleSymlink(symlink, snap, dbUpdateChan, scanChan)
|
|
select {
|
|
case <-dbUpdateChan:
|
|
case toScan := <-scanChan:
|
|
t.Fatal("Unexpected receive on scanChan:", toScan)
|
|
}
|
|
|
|
info, err = f.fs.Lstat("foo/bar/sym")
|
|
if err != nil {
|
|
t.Fatal("Unexpected error (file):", err)
|
|
}
|
|
if info.Owner() != expOwner || info.Group() != expGroup {
|
|
t.Fatalf("Expected symlink owner/group to be %d/%d, not %d/%d", expOwner, expGroup, info.Owner(), info.Group())
|
|
}
|
|
}
|
|
|
|
// TestSRConflictReplaceFileByDir checks that a conflict is created when an existing file
|
|
// is replaced with a directory and versions are conflicting
|
|
func TestSRConflictReplaceFileByDir(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
ffs := f.Filesystem()
|
|
|
|
name := "foo"
|
|
|
|
// create local file
|
|
file := createFile(t, name, ffs)
|
|
file.Version = protocol.Vector{}.Update(myID.Short())
|
|
f.updateLocalsFromScanning([]protocol.FileInfo{file})
|
|
|
|
// Simulate remote creating a dir with the same name
|
|
file.Type = protocol.FileInfoTypeDirectory
|
|
rem := device1.Short()
|
|
file.Version = protocol.Vector{}.Update(rem)
|
|
file.ModifiedBy = rem
|
|
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
scanChan := make(chan string, 1)
|
|
|
|
f.handleDir(file, f.fset.Snapshot(), dbUpdateChan, scanChan)
|
|
|
|
if confls := existingConflicts(name, ffs); len(confls) != 1 {
|
|
t.Fatal("Expected one conflict, got", len(confls))
|
|
} else if scan := <-scanChan; confls[0] != scan {
|
|
t.Fatal("Expected request to scan", confls[0], "got", scan)
|
|
}
|
|
}
|
|
|
|
// TestSRConflictReplaceFileByLink checks that a conflict is created when an existing file
|
|
// is replaced with a link and versions are conflicting
|
|
func TestSRConflictReplaceFileByLink(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
ffs := f.Filesystem()
|
|
|
|
name := "foo"
|
|
|
|
// create local file
|
|
file := createFile(t, name, ffs)
|
|
file.Version = protocol.Vector{}.Update(myID.Short())
|
|
f.updateLocalsFromScanning([]protocol.FileInfo{file})
|
|
|
|
// Simulate remote creating a symlink with the same name
|
|
file.Type = protocol.FileInfoTypeSymlink
|
|
file.SymlinkTarget = "bar"
|
|
rem := device1.Short()
|
|
file.Version = protocol.Vector{}.Update(rem)
|
|
file.ModifiedBy = rem
|
|
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
scanChan := make(chan string, 1)
|
|
|
|
f.handleSymlink(file, f.fset.Snapshot(), dbUpdateChan, scanChan)
|
|
|
|
if confls := existingConflicts(name, ffs); len(confls) != 1 {
|
|
t.Fatal("Expected one conflict, got", len(confls))
|
|
} else if scan := <-scanChan; confls[0] != scan {
|
|
t.Fatal("Expected request to scan", confls[0], "got", scan)
|
|
}
|
|
}
|
|
|
|
// TestDeleteBehindSymlink checks that we don't delete or schedule a scan
|
|
// when trying to delete a file behind a symlink.
|
|
func TestDeleteBehindSymlink(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
ffs := f.Filesystem()
|
|
|
|
destDir := createTmpDir()
|
|
defer os.RemoveAll(destDir)
|
|
destFs := fs.NewFilesystem(fs.FilesystemTypeBasic, destDir)
|
|
|
|
link := "link"
|
|
file := filepath.Join(link, "file")
|
|
|
|
must(t, ffs.MkdirAll(link, 0755))
|
|
fi := createFile(t, file, ffs)
|
|
f.updateLocalsFromScanning([]protocol.FileInfo{fi})
|
|
must(t, osutil.RenameOrCopy(fs.CopyRangeMethodStandard, ffs, destFs, file, "file"))
|
|
must(t, ffs.RemoveAll(link))
|
|
|
|
if err := fs.DebugSymlinkForTestsOnly(destFs, ffs, "", link); err != nil {
|
|
if runtime.GOOS == "windows" {
|
|
// Probably we require permissions we don't have.
|
|
t.Skip("Need admin permissions or developer mode to run symlink test on Windows: " + err.Error())
|
|
} else {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
fi.Deleted = true
|
|
fi.Version = fi.Version.Update(device1.Short())
|
|
scanChan := make(chan string, 1)
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
f.deleteFile(fi, f.fset.Snapshot(), dbUpdateChan, scanChan)
|
|
select {
|
|
case f := <-scanChan:
|
|
t.Fatalf("Received %v on scanChan", f)
|
|
case u := <-dbUpdateChan:
|
|
if u.jobType != dbUpdateDeleteFile {
|
|
t.Errorf("Expected jobType %v, got %v", dbUpdateDeleteFile, u.jobType)
|
|
}
|
|
if u.file.Name != fi.Name {
|
|
t.Errorf("Expected update for %v, got %v", fi.Name, u.file.Name)
|
|
}
|
|
default:
|
|
t.Fatalf("No db update received")
|
|
}
|
|
if _, err := destFs.Stat("file"); err != nil {
|
|
t.Errorf("Expected no error when stating file behind symlink, got %v", err)
|
|
}
|
|
}
|
|
|
|
// Reproduces https://github.com/syncthing/syncthing/issues/6559
|
|
func TestPullCtxCancel(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
|
|
pullChan := make(chan pullBlockState)
|
|
finisherChan := make(chan *sharedPullerState)
|
|
|
|
var cancel context.CancelFunc
|
|
f.ctx, cancel = context.WithCancel(context.Background())
|
|
|
|
go f.pullerRoutine(pullChan, finisherChan)
|
|
defer close(pullChan)
|
|
|
|
emptyState := func() pullBlockState {
|
|
return pullBlockState{
|
|
sharedPullerState: newSharedPullerState(protocol.FileInfo{}, nil, f.folderID, "", nil, nil, false, false, protocol.FileInfo{}, false, false),
|
|
block: protocol.BlockInfo{},
|
|
}
|
|
}
|
|
|
|
cancel()
|
|
|
|
done := make(chan struct{})
|
|
defer close(done)
|
|
for i := 0; i < 2; i++ {
|
|
go func() {
|
|
select {
|
|
case pullChan <- emptyState():
|
|
case <-done:
|
|
}
|
|
}()
|
|
select {
|
|
case s := <-finisherChan:
|
|
if s.failed() == nil {
|
|
t.Errorf("state %v not failed", i)
|
|
}
|
|
case <-time.After(5 * time.Second):
|
|
t.Fatalf("timed out before receiving state %v on finisherChan", i)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestPullDeleteUnscannedDir(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
ffs := f.Filesystem()
|
|
|
|
dir := "foobar"
|
|
must(t, ffs.MkdirAll(dir, 0777))
|
|
fi := protocol.FileInfo{
|
|
Name: dir,
|
|
}
|
|
|
|
scanChan := make(chan string, 1)
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
|
|
f.deleteDir(fi, f.fset.Snapshot(), dbUpdateChan, scanChan)
|
|
|
|
if _, err := ffs.Stat(dir); fs.IsNotExist(err) {
|
|
t.Error("directory has been deleted")
|
|
}
|
|
select {
|
|
case toScan := <-scanChan:
|
|
if toScan != dir {
|
|
t.Errorf("expected %v to be scanned, got %v", dir, toScan)
|
|
}
|
|
default:
|
|
t.Error("nothing was scheduled for scanning")
|
|
}
|
|
}
|
|
|
|
func TestPullCaseOnlyPerformFinish(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
ffs := f.Filesystem()
|
|
|
|
name := "foo"
|
|
contents := []byte("contents")
|
|
must(t, writeFile(ffs, name, contents, 0644))
|
|
must(t, f.scanSubdirs(nil))
|
|
|
|
var cur protocol.FileInfo
|
|
hasCur := false
|
|
snap := dbSnapshot(t, m, f.ID)
|
|
defer snap.Release()
|
|
snap.WithHave(protocol.LocalDeviceID, func(i protocol.FileIntf) bool {
|
|
if hasCur {
|
|
t.Fatal("got more than one file")
|
|
}
|
|
cur = i.(protocol.FileInfo)
|
|
hasCur = true
|
|
return true
|
|
})
|
|
if !hasCur {
|
|
t.Fatal("file is missing")
|
|
}
|
|
|
|
remote := *(&cur)
|
|
remote.Version = protocol.Vector{}.Update(device1.Short())
|
|
remote.Name = strings.ToUpper(cur.Name)
|
|
temp := fs.TempName(remote.Name)
|
|
must(t, writeFile(ffs, temp, contents, 0644))
|
|
scanChan := make(chan string, 1)
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
|
|
err := f.performFinish(remote, cur, hasCur, temp, snap, dbUpdateChan, scanChan)
|
|
|
|
select {
|
|
case <-dbUpdateChan: // boring case sensitive filesystem
|
|
return
|
|
case <-scanChan:
|
|
t.Error("no need to scan anything here")
|
|
default:
|
|
}
|
|
|
|
var caseErr *fs.ErrCaseConflict
|
|
if !errors.As(err, &caseErr) {
|
|
t.Error("Expected case conflict error, got", err)
|
|
}
|
|
}
|
|
|
|
func TestPullCaseOnlyDir(t *testing.T) {
|
|
testPullCaseOnlyDirOrSymlink(t, true)
|
|
}
|
|
|
|
func TestPullCaseOnlySymlink(t *testing.T) {
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("symlinks not supported on windows")
|
|
}
|
|
testPullCaseOnlyDirOrSymlink(t, false)
|
|
}
|
|
|
|
func testPullCaseOnlyDirOrSymlink(t *testing.T, dir bool) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
ffs := f.Filesystem()
|
|
|
|
name := "foo"
|
|
if dir {
|
|
must(t, ffs.Mkdir(name, 0777))
|
|
} else {
|
|
must(t, ffs.CreateSymlink("target", name))
|
|
}
|
|
|
|
must(t, f.scanSubdirs(nil))
|
|
var cur protocol.FileInfo
|
|
hasCur := false
|
|
snap := dbSnapshot(t, m, f.ID)
|
|
defer snap.Release()
|
|
snap.WithHave(protocol.LocalDeviceID, func(i protocol.FileIntf) bool {
|
|
if hasCur {
|
|
t.Fatal("got more than one file")
|
|
}
|
|
cur = i.(protocol.FileInfo)
|
|
hasCur = true
|
|
return true
|
|
})
|
|
if !hasCur {
|
|
t.Fatal("file is missing")
|
|
}
|
|
|
|
scanChan := make(chan string, 1)
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
remote := *(&cur)
|
|
remote.Version = protocol.Vector{}.Update(device1.Short())
|
|
remote.Name = strings.ToUpper(cur.Name)
|
|
|
|
if dir {
|
|
f.handleDir(remote, snap, dbUpdateChan, scanChan)
|
|
} else {
|
|
f.handleSymlink(remote, snap, dbUpdateChan, scanChan)
|
|
}
|
|
|
|
select {
|
|
case <-dbUpdateChan: // boring case sensitive filesystem
|
|
return
|
|
case <-scanChan:
|
|
t.Error("no need to scan anything here")
|
|
default:
|
|
}
|
|
if errStr, ok := f.tempPullErrors[remote.Name]; !ok {
|
|
t.Error("missing error for", remote.Name)
|
|
} else if !strings.Contains(errStr, "differs from name") {
|
|
t.Error("unexpected error", errStr, "for", remote.Name)
|
|
}
|
|
}
|
|
|
|
func TestPullTempFileCaseConflict(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
|
|
copyChan := make(chan copyBlocksState, 1)
|
|
|
|
file := protocol.FileInfo{Name: "foo"}
|
|
confl := "Foo"
|
|
tempNameConfl := fs.TempName(confl)
|
|
if fd, err := f.fs.Create(tempNameConfl); err != nil {
|
|
t.Fatal(err)
|
|
} else {
|
|
if _, err := fd.Write([]byte("data")); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fd.Close()
|
|
}
|
|
|
|
f.handleFile(file, f.fset.Snapshot(), copyChan)
|
|
|
|
cs := <-copyChan
|
|
if _, err := cs.tempFile(); err != nil {
|
|
t.Error(err)
|
|
}
|
|
}
|
|
|
|
func TestPullCaseOnlyRename(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
|
|
// tempNameConfl := fs.TempName(confl)
|
|
|
|
name := "foo"
|
|
if fd, err := f.fs.Create(name); err != nil {
|
|
t.Fatal(err)
|
|
} else {
|
|
if _, err := fd.Write([]byte("data")); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fd.Close()
|
|
}
|
|
|
|
must(t, f.scanSubdirs(nil))
|
|
|
|
cur, ok := m.CurrentFolderFile(f.ID, name)
|
|
if !ok {
|
|
t.Fatal("file missing")
|
|
}
|
|
|
|
deleted := cur
|
|
deleted.SetDeleted(myID.Short())
|
|
|
|
confl := cur
|
|
confl.Name = "Foo"
|
|
confl.Version = confl.Version.Update(device1.Short())
|
|
|
|
dbUpdateChan := make(chan dbUpdateJob, 2)
|
|
scanChan := make(chan string, 2)
|
|
snap := f.fset.Snapshot()
|
|
defer snap.Release()
|
|
if err := f.renameFile(cur, deleted, confl, snap, dbUpdateChan, scanChan); err != nil {
|
|
t.Error(err)
|
|
}
|
|
}
|
|
|
|
func TestPullSymlinkOverExistingWindows(t *testing.T) {
|
|
if runtime.GOOS != "windows" {
|
|
t.Skip()
|
|
}
|
|
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
|
|
name := "foo"
|
|
if fd, err := f.fs.Create(name); err != nil {
|
|
t.Fatal(err)
|
|
} else {
|
|
if _, err := fd.Write([]byte("data")); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fd.Close()
|
|
}
|
|
|
|
must(t, f.scanSubdirs(nil))
|
|
|
|
file, ok := m.CurrentFolderFile(f.ID, name)
|
|
if !ok {
|
|
t.Fatal("file missing")
|
|
}
|
|
m.Index(device1, f.ID, []protocol.FileInfo{{Name: name, Type: protocol.FileInfoTypeSymlink, Version: file.Version.Update(device1.Short())}})
|
|
|
|
scanChan := make(chan string)
|
|
|
|
changed := f.pullerIteration(scanChan)
|
|
if changed != 1 {
|
|
t.Error("Expected one change in pull, got", changed)
|
|
}
|
|
if file, ok := m.CurrentFolderFile(f.ID, name); !ok {
|
|
t.Error("symlink entry missing")
|
|
} else if !file.IsUnsupported() {
|
|
t.Error("symlink entry isn't marked as unsupported")
|
|
}
|
|
if _, err := f.fs.Lstat(name); err == nil {
|
|
t.Error("old file still exists on disk")
|
|
} else if !fs.IsNotExist(err) {
|
|
t.Error(err)
|
|
}
|
|
}
|
|
|
|
func TestPullDeleteCaseConflict(t *testing.T) {
|
|
m, f := setupSendReceiveFolder(t)
|
|
defer cleanupSRFolder(f, m)
|
|
|
|
name := "foo"
|
|
fi := protocol.FileInfo{Name: "Foo"}
|
|
dbUpdateChan := make(chan dbUpdateJob, 1)
|
|
scanChan := make(chan string)
|
|
|
|
if fd, err := f.fs.Create(name); err != nil {
|
|
t.Fatal(err)
|
|
} else {
|
|
if _, err := fd.Write([]byte("data")); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fd.Close()
|
|
}
|
|
f.deleteFileWithCurrent(fi, protocol.FileInfo{}, false, dbUpdateChan, scanChan)
|
|
select {
|
|
case <-dbUpdateChan:
|
|
default:
|
|
t.Error("Missing db update for file")
|
|
}
|
|
|
|
snap := f.fset.Snapshot()
|
|
defer snap.Release()
|
|
f.deleteDir(fi, snap, dbUpdateChan, scanChan)
|
|
select {
|
|
case <-dbUpdateChan:
|
|
default:
|
|
t.Error("Missing db update for dir")
|
|
}
|
|
}
|
|
|
|
func cleanupSharedPullerState(s *sharedPullerState) {
|
|
s.mut.Lock()
|
|
defer s.mut.Unlock()
|
|
if s.writer == nil {
|
|
return
|
|
}
|
|
s.writer.mut.Lock()
|
|
s.writer.fd.Close()
|
|
s.writer.mut.Unlock()
|
|
}
|
|
|
|
func startCopier(f *sendReceiveFolder, pullChan chan<- pullBlockState, finisherChan chan<- *sharedPullerState) (chan copyBlocksState, sync.WaitGroup) {
|
|
copyChan := make(chan copyBlocksState)
|
|
wg := sync.NewWaitGroup()
|
|
wg.Add(1)
|
|
go func() {
|
|
f.copierRoutine(copyChan, pullChan, finisherChan)
|
|
wg.Done()
|
|
}()
|
|
return copyChan, wg
|
|
}
|