func testSymlinks(t *testing.T) {
log.Println("Cleaning...")
err := removeAll("s1", "s2", "h1/index*", "h2/index*")
if err != nil {
t.Fatal(err)
}
log.Println("Generating files...")
err = generateFiles("s1", 100, 20, "../LICENSE")
if err != nil {
t.Fatal(err)
}
// A file that we will replace with a symlink later
fd, err := os.Create("s1/fileToReplace")
if err != nil {
t.Fatal(err)
}
fd.Close()
// A directory that we will replace with a symlink later
err = os.Mkdir("s1/dirToReplace", 0755)
if err != nil {
t.Fatal(err)
}
// A file and a symlink to that file
fd, err = os.Create("s1/file")
if err != nil {
t.Fatal(err)
}
fd.Close()
err = symlinks.Create("s1/fileLink", "file", 0)
if err != nil {
log.Fatal(err)
}
// A directory and a symlink to that directory
err = os.Mkdir("s1/dir", 0755)
if err != nil {
t.Fatal(err)
}
err = symlinks.Create("s1/dirLink", "dir", 0)
if err != nil {
log.Fatal(err)
}
// A link to something in the repo that does not exist
err = symlinks.Create("s1/noneLink", "does/not/exist", 0)
if err != nil {
log.Fatal(err)
}
// A link we will replace with a file later
err = symlinks.Create("s1/repFileLink", "does/not/exist", 0)
if err != nil {
log.Fatal(err)
}
// A link we will replace with a directory later
err = symlinks.Create("s1/repDirLink", "does/not/exist", 0)
if err != nil {
log.Fatal(err)
}
// A link we will remove later
err = symlinks.Create("s1/removeLink", "does/not/exist", 0)
if err != nil {
log.Fatal(err)
}
// Verify that the files and symlinks sync to the other side
sender := startInstance(t, 1)
defer checkedStop(t, sender)
receiver := startInstance(t, 2)
defer checkedStop(t, receiver)
log.Println("Syncing...")
rc.AwaitSync("default", sender, receiver)
log.Println("Comparing directories...")
err = compareDirectories("s1", "s2")
if err != nil {
t.Fatal(err)
}
log.Println("Making some changes...")
// Remove one symlink
err = os.Remove("s1/fileLink")
if err != nil {
log.Fatal(err)
}
// Change the target of another
err = os.Remove("s1/dirLink")
if err != nil {
log.Fatal(err)
}
err = symlinks.Create("s1/dirLink", "file", 0)
if err != nil {
log.Fatal(err)
}
// Replace one with a file
err = os.Remove("s1/repFileLink")
if err != nil {
log.Fatal(err)
}
fd, err = os.Create("s1/repFileLink")
if err != nil {
log.Fatal(err)
}
fd.Close()
// Replace one with a directory
err = os.Remove("s1/repDirLink")
if err != nil {
log.Fatal(err)
}
err = os.Mkdir("s1/repDirLink", 0755)
if err != nil {
log.Fatal(err)
}
// Replace a file with a symlink
err = os.Remove("s1/fileToReplace")
if err != nil {
log.Fatal(err)
}
err = symlinks.Create("s1/fileToReplace", "somewhere/non/existent", 0)
if err != nil {
log.Fatal(err)
}
// Replace a directory with a symlink
err = os.RemoveAll("s1/dirToReplace")
if err != nil {
log.Fatal(err)
}
err = symlinks.Create("s1/dirToReplace", "somewhere/non/existent", 0)
if err != nil {
log.Fatal(err)
}
// Remove a broken symlink
err = os.Remove("s1/removeLink")
if err != nil {
log.Fatal(err)
}
// Sync these changes and recheck
log.Println("Syncing...")
if err := sender.Rescan("default"); err != nil {
t.Fatal(err)
}
rc.AwaitSync("default", sender, receiver)
log.Println("Comparing directories...")
err = compareDirectories("s1", "s2")
if err != nil {
t.Fatal(err)
}
}
func TestIgnores(t *testing.T) {
// Clean and start a syncthing instance
log.Println("Cleaning...")
err := removeAll("s1", "h1/index*")
if err != nil {
t.Fatal(err)
}
p := startInstance(t, 1)
defer checkedStop(t, p)
// Create eight empty files and directories
dirs := []string{"d1", "d2", "d3", "d4", "d11", "d12", "d13", "d14"}
files := []string{"f1", "f2", "f3", "f4", "f11", "f12", "f13", "f14", "d1/f1.TXT"}
all := append(files, dirs...)
for _, dir := range dirs {
err := os.Mkdir(filepath.Join("s1", dir), 0755)
if err != nil {
t.Fatal(err)
}
}
for _, file := range files {
fd, err := os.Create(filepath.Join("s1", file))
if err != nil {
t.Fatal(err)
}
fd.Close()
}
var syms []string
if symlinksSupported() {
syms = []string{"s1", "s2", "s3", "s4", "s11", "s12", "s13", "s14"}
for _, sym := range syms {
p := filepath.Join("s1", sym)
symlinks.Create(p, p, 0)
}
all = append(all, syms...)
}
// Rescan and verify that we see them all
if err := p.Rescan("default"); err != nil {
t.Fatal(err)
}
m, err := p.Model("default")
if err != nil {
t.Fatal(err)
}
expected := len(all) // nothing is ignored
if m.LocalFiles != expected {
t.Fatalf("Incorrect number of files after initial scan, %d != %d", m.LocalFiles, expected)
}
// Add some of them to an ignore file
fd, err := os.Create("s1/.stignore")
if err != nil {
t.Fatal(err)
}
_, err = fd.WriteString("f1*\nf2\nd1*\nd2\ns1*\ns2\n(?i)*.txt") // [fds][34] only non-ignored items
if err != nil {
t.Fatal(err)
}
err = fd.Close()
if err != nil {
t.Fatal(err)
}
// Rescan and verify that we see them
if err := p.Rescan("default"); err != nil {
t.Fatal(err)
}
m, err = p.Model("default")
if err != nil {
t.Fatal(err)
}
expected = len(all) * 2 / 8 // two out of eight items of each type should remain
if m.LocalFiles != expected {
t.Fatalf("Incorrect number of files after first ignore, %d != %d", m.LocalFiles, expected)
}
// Change the pattern to include some of the files and dirs previously ignored
fd, err = os.Create("s1/.stignore")
if err != nil {
t.Fatal(err)
}
_, err = fd.WriteString("f2\nd2\ns2\n")
if err != nil {
t.Fatal(err)
}
err = fd.Close()
if err != nil {
t.Fatal(err)
}
// Rescan and verify that we see them
if err := p.Rescan("default"); err != nil {
t.Fatal(err)
}
m, err = p.Model("default")
if err != nil {
t.Fatal(err)
}
expected = len(all)*7/8 + 1 // seven out of eight items of each type should remain, plus the foo.TXT
if m.LocalFiles != expected {
t.Fatalf("Incorrect number of files after second ignore, %d != %d", m.LocalFiles, expected)
}
}
func (p *rwFolder) performFinish(state *sharedPullerState) error {
// Set the correct permission bits on the new file
if !p.ignorePermissions(state.file) {
if err := os.Chmod(state.tempName, os.FileMode(state.file.Flags&0777)); err != nil {
return err
}
}
// Set the correct timestamp on the new file
t := time.Unix(state.file.Modified, 0)
if err := os.Chtimes(state.tempName, t, t); err != nil {
// Try using virtual mtimes instead
info, err := os.Stat(state.tempName)
if err != nil {
return err
}
p.virtualMtimeRepo.UpdateMtime(state.file.Name, info.ModTime(), t)
}
if stat, err := osutil.Lstat(state.realName); err == nil {
// There is an old file or directory already in place. We need to
// handle that.
switch {
case stat.IsDir() || stat.Mode()&os.ModeSymlink != 0:
// It's a directory or a symlink. These are not versioned or
// archived for conflicts, only removed (which of course fails for
// non-empty directories).
// TODO: This is the place where we want to remove temporary files
// and future hard ignores before attempting a directory delete.
// Should share code with p.deletDir().
if err = osutil.InWritableDir(osutil.Remove, state.realName); err != nil {
return err
}
case p.inConflict(state.version, state.file.Version):
// The new file has been changed in conflict with the existing one. We
// should file it away as a conflict instead of just removing or
// archiving. Also merge with the version vector we had, to indicate
// we have resolved the conflict.
state.file.Version = state.file.Version.Merge(state.version)
if err = osutil.InWritableDir(p.moveForConflict, state.realName); err != nil {
return err
}
case p.versioner != nil:
// If we should use versioning, let the versioner archive the old
// file before we replace it. Archiving a non-existent file is not
// an error.
if err = p.versioner.Archive(state.realName); err != nil {
return err
}
}
}
// Replace the original content with the new one
if err := osutil.Rename(state.tempName, state.realName); err != nil {
return err
}
// If it's a symlink, the target of the symlink is inside the file.
if state.file.IsSymlink() {
content, err := ioutil.ReadFile(state.realName)
if err != nil {
return err
}
// Remove the file, and replace it with a symlink.
err = osutil.InWritableDir(func(path string) error {
os.Remove(path)
tt := symlinks.TargetFile
if state.file.IsDirectory() {
tt = symlinks.TargetDirectory
}
return symlinks.Create(path, string(content), tt)
}, state.realName)
if err != nil {
return err
}
}
// Record the updated file in the index
p.dbUpdates <- dbUpdateJob{state.file, dbUpdateHandleFile}
return nil
}
