mirror of
https://github.com/octoleo/syncthing.git
synced 2024-11-19 11:35:10 +00:00
3d1edd2492
The test would fail if the umask on UNIX is greater than 0022, because the OS transparently subtracts it from the mode passed to Mkdir(), as the Go documentation confirms. Our goal here is not to test os.Mkdir(), so just make sure the desired mode is actually set by forcing it afterwards.
596 lines
14 KiB
Go
596 lines
14 KiB
Go
// Copyright (C) 2017 The Syncthing Authors.
|
|
//
|
|
// This Source Code Form is subject to the terms of the Mozilla Public
|
|
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
// You can obtain one at https://mozilla.org/MPL/2.0/.
|
|
|
|
package fs
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"os"
|
|
"path/filepath"
|
|
"runtime"
|
|
"sort"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/syncthing/syncthing/lib/rand"
|
|
)
|
|
|
|
func setup(t *testing.T) (*BasicFilesystem, string) {
|
|
t.Helper()
|
|
dir, err := ioutil.TempDir("", "")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
return newBasicFilesystem(dir), dir
|
|
}
|
|
|
|
func TestChmodFile(t *testing.T) {
|
|
fs, dir := setup(t)
|
|
path := filepath.Join(dir, "file")
|
|
defer os.RemoveAll(dir)
|
|
|
|
defer os.Chmod(path, 0666)
|
|
|
|
fd, err := os.Create(path)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
fd.Close()
|
|
|
|
if err := os.Chmod(path, 0666); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
if stat, err := os.Stat(path); err != nil || stat.Mode()&os.ModePerm != 0666 {
|
|
t.Errorf("wrong perm: %t %#o", err == nil, stat.Mode()&os.ModePerm)
|
|
}
|
|
|
|
if err := fs.Chmod("file", 0444); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
if stat, err := os.Stat(path); err != nil || stat.Mode()&os.ModePerm != 0444 {
|
|
t.Errorf("wrong perm: %t %#o", err == nil, stat.Mode()&os.ModePerm)
|
|
}
|
|
}
|
|
|
|
func TestChownFile(t *testing.T) {
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("Not supported on Windows")
|
|
return
|
|
}
|
|
if os.Getuid() != 0 {
|
|
// We are not root. No expectation of being able to chown. Our tests
|
|
// typically don't run with CAP_FOWNER.
|
|
t.Skip("Test not possible")
|
|
return
|
|
}
|
|
|
|
fs, dir := setup(t)
|
|
path := filepath.Join(dir, "file")
|
|
defer os.RemoveAll(dir)
|
|
|
|
defer os.Chmod(path, 0666)
|
|
|
|
fd, err := os.Create(path)
|
|
if err != nil {
|
|
t.Error("Unexpected error:", err)
|
|
}
|
|
fd.Close()
|
|
|
|
_, err = fs.Lstat("file")
|
|
if err != nil {
|
|
t.Error("Unexpected error:", err)
|
|
}
|
|
|
|
newUID := 1000 + rand.Intn(30000)
|
|
newGID := 1000 + rand.Intn(30000)
|
|
|
|
if err := fs.Lchown("file", newUID, newGID); err != nil {
|
|
t.Error("Unexpected error:", err)
|
|
}
|
|
|
|
info, err := fs.Lstat("file")
|
|
if err != nil {
|
|
t.Error("Unexpected error:", err)
|
|
}
|
|
if info.Owner() != newUID {
|
|
t.Errorf("Incorrect owner, expected %d but got %d", newUID, info.Owner())
|
|
}
|
|
if info.Group() != newGID {
|
|
t.Errorf("Incorrect group, expected %d but got %d", newGID, info.Group())
|
|
}
|
|
}
|
|
|
|
func TestChmodDir(t *testing.T) {
|
|
fs, dir := setup(t)
|
|
path := filepath.Join(dir, "dir")
|
|
defer os.RemoveAll(dir)
|
|
|
|
mode := os.FileMode(0755)
|
|
if runtime.GOOS == "windows" {
|
|
mode = os.FileMode(0777)
|
|
}
|
|
|
|
defer os.Chmod(path, mode)
|
|
|
|
if err := os.Mkdir(path, mode); err != nil {
|
|
t.Error(err)
|
|
}
|
|
// On UNIX, Mkdir will subtract the umask, so force desired mode explicitly
|
|
if err := os.Chmod(path, mode); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
if stat, err := os.Stat(path); err != nil || stat.Mode()&os.ModePerm != mode {
|
|
t.Errorf("wrong perm: %t %#o", err == nil, stat.Mode()&os.ModePerm)
|
|
}
|
|
|
|
if err := fs.Chmod("dir", 0555); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
if stat, err := os.Stat(path); err != nil || stat.Mode()&os.ModePerm != 0555 {
|
|
t.Errorf("wrong perm: %t %#o", err == nil, stat.Mode()&os.ModePerm)
|
|
}
|
|
}
|
|
|
|
func TestChtimes(t *testing.T) {
|
|
fs, dir := setup(t)
|
|
path := filepath.Join(dir, "file")
|
|
defer os.RemoveAll(dir)
|
|
fd, err := os.Create(path)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
fd.Close()
|
|
|
|
mtime := time.Now().Add(-time.Hour)
|
|
|
|
fs.Chtimes("file", mtime, mtime)
|
|
|
|
stat, err := os.Stat(path)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
diff := stat.ModTime().Sub(mtime)
|
|
if diff > 3*time.Second || diff < -3*time.Second {
|
|
t.Errorf("%s != %s", stat.Mode(), mtime)
|
|
}
|
|
}
|
|
|
|
func TestCreate(t *testing.T) {
|
|
fs, dir := setup(t)
|
|
path := filepath.Join(dir, "file")
|
|
defer os.RemoveAll(dir)
|
|
|
|
if _, err := os.Stat(path); err == nil {
|
|
t.Errorf("exists?")
|
|
}
|
|
|
|
fd, err := fs.Create("file")
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
fd.Close()
|
|
|
|
if _, err := os.Stat(path); err != nil {
|
|
t.Error(err)
|
|
}
|
|
}
|
|
|
|
func TestCreateSymlink(t *testing.T) {
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("windows not supported")
|
|
}
|
|
|
|
fs, dir := setup(t)
|
|
path := filepath.Join(dir, "file")
|
|
defer os.RemoveAll(dir)
|
|
|
|
if err := fs.CreateSymlink("blah", "file"); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
if target, err := os.Readlink(path); err != nil || target != "blah" {
|
|
t.Error("target", target, "err", err)
|
|
}
|
|
|
|
if err := os.Remove(path); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
if err := fs.CreateSymlink(filepath.Join("..", "blah"), "file"); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
if target, err := os.Readlink(path); err != nil || target != filepath.Join("..", "blah") {
|
|
t.Error("target", target, "err", err)
|
|
}
|
|
}
|
|
|
|
func TestDirNames(t *testing.T) {
|
|
fs, dir := setup(t)
|
|
defer os.RemoveAll(dir)
|
|
|
|
// Case differences
|
|
testCases := []string{
|
|
"a",
|
|
"bC",
|
|
}
|
|
sort.Strings(testCases)
|
|
|
|
for _, sub := range testCases {
|
|
if err := os.Mkdir(filepath.Join(dir, sub), 0777); err != nil {
|
|
t.Error(err)
|
|
}
|
|
}
|
|
|
|
if dirs, err := fs.DirNames("."); err != nil || len(dirs) != len(testCases) {
|
|
t.Errorf("%s %s %s", err, dirs, testCases)
|
|
} else {
|
|
sort.Strings(dirs)
|
|
for i := range dirs {
|
|
if dirs[i] != testCases[i] {
|
|
t.Errorf("%s != %s", dirs[i], testCases[i])
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestNames(t *testing.T) {
|
|
// Tests that all names are without the root directory.
|
|
fs, dir := setup(t)
|
|
defer os.RemoveAll(dir)
|
|
|
|
expected := "file"
|
|
fd, err := fs.Create(expected)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
defer fd.Close()
|
|
|
|
if fd.Name() != expected {
|
|
t.Errorf("incorrect %s != %s", fd.Name(), expected)
|
|
}
|
|
if stat, err := fd.Stat(); err != nil || stat.Name() != expected {
|
|
t.Errorf("incorrect %s != %s (%v)", stat.Name(), expected, err)
|
|
}
|
|
|
|
if err := fs.Mkdir("dir", 0777); err != nil {
|
|
t.Error(err)
|
|
}
|
|
|
|
expected = filepath.Join("dir", "file")
|
|
fd, err = fs.Create(expected)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
defer fd.Close()
|
|
|
|
if fd.Name() != expected {
|
|
t.Errorf("incorrect %s != %s", fd.Name(), expected)
|
|
}
|
|
|
|
// os.fd.Stat() returns just base, so do we.
|
|
if stat, err := fd.Stat(); err != nil || stat.Name() != filepath.Base(expected) {
|
|
t.Errorf("incorrect %s != %s (%v)", stat.Name(), filepath.Base(expected), err)
|
|
}
|
|
}
|
|
|
|
func TestGlob(t *testing.T) {
|
|
// Tests that all names are without the root directory.
|
|
fs, dir := setup(t)
|
|
defer os.RemoveAll(dir)
|
|
|
|
for _, dirToCreate := range []string{
|
|
filepath.Join("a", "test", "b"),
|
|
filepath.Join("a", "best", "b"),
|
|
filepath.Join("a", "best", "c"),
|
|
} {
|
|
if err := fs.MkdirAll(dirToCreate, 0777); err != nil {
|
|
t.Error(err)
|
|
}
|
|
}
|
|
|
|
testCases := []struct {
|
|
pattern string
|
|
matches []string
|
|
}{
|
|
{
|
|
filepath.Join("a", "?est", "?"),
|
|
[]string{
|
|
filepath.Join("a", "test", "b"),
|
|
filepath.Join("a", "best", "b"),
|
|
filepath.Join("a", "best", "c"),
|
|
},
|
|
},
|
|
{
|
|
filepath.Join("a", "?est", "b"),
|
|
[]string{
|
|
filepath.Join("a", "test", "b"),
|
|
filepath.Join("a", "best", "b"),
|
|
},
|
|
},
|
|
{
|
|
filepath.Join("a", "best", "?"),
|
|
[]string{
|
|
filepath.Join("a", "best", "b"),
|
|
filepath.Join("a", "best", "c"),
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, testCase := range testCases {
|
|
results, err := fs.Glob(testCase.pattern)
|
|
sort.Strings(results)
|
|
sort.Strings(testCase.matches)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
if len(results) != len(testCase.matches) {
|
|
t.Errorf("result count mismatch")
|
|
}
|
|
for i := range testCase.matches {
|
|
if results[i] != testCase.matches[i] {
|
|
t.Errorf("%s != %s", results[i], testCase.matches[i])
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestUsage(t *testing.T) {
|
|
fs, dir := setup(t)
|
|
defer os.RemoveAll(dir)
|
|
usage, err := fs.Usage(".")
|
|
if err != nil {
|
|
if runtime.GOOS == "netbsd" || runtime.GOOS == "openbsd" || runtime.GOOS == "solaris" {
|
|
t.Skip()
|
|
}
|
|
t.Errorf("Unexpected error: %s", err)
|
|
}
|
|
if usage.Free < 1 {
|
|
t.Error("Disk is full?", usage.Free)
|
|
}
|
|
}
|
|
|
|
func TestRooted(t *testing.T) {
|
|
type testcase struct {
|
|
root string
|
|
rel string
|
|
joined string
|
|
ok bool
|
|
}
|
|
cases := []testcase{
|
|
// Valid cases
|
|
{"foo", "bar", "foo/bar", true},
|
|
{"foo", "/bar", "foo/bar", true},
|
|
{"foo/", "bar", "foo/bar", true},
|
|
{"foo/", "/bar", "foo/bar", true},
|
|
{"baz/foo", "bar", "baz/foo/bar", true},
|
|
{"baz/foo", "/bar", "baz/foo/bar", true},
|
|
{"baz/foo/", "bar", "baz/foo/bar", true},
|
|
{"baz/foo/", "/bar", "baz/foo/bar", true},
|
|
{"foo", "bar/baz", "foo/bar/baz", true},
|
|
{"foo", "/bar/baz", "foo/bar/baz", true},
|
|
{"foo/", "bar/baz", "foo/bar/baz", true},
|
|
{"foo/", "/bar/baz", "foo/bar/baz", true},
|
|
{"baz/foo", "bar/baz", "baz/foo/bar/baz", true},
|
|
{"baz/foo", "/bar/baz", "baz/foo/bar/baz", true},
|
|
{"baz/foo/", "bar/baz", "baz/foo/bar/baz", true},
|
|
{"baz/foo/", "/bar/baz", "baz/foo/bar/baz", true},
|
|
|
|
// Not escape attempts, but oddly formatted relative paths.
|
|
{"foo", "", "foo", true},
|
|
{"foo", "/", "foo", true},
|
|
{"foo", "/..", "foo", true},
|
|
{"foo", "./bar", "foo/bar", true},
|
|
{"foo/", "", "foo", true},
|
|
{"foo/", "/", "foo", true},
|
|
{"foo/", "/..", "foo", true},
|
|
{"foo/", "./bar", "foo/bar", true},
|
|
{"baz/foo", "./bar", "baz/foo/bar", true},
|
|
{"foo", "./bar/baz", "foo/bar/baz", true},
|
|
{"baz/foo", "./bar/baz", "baz/foo/bar/baz", true},
|
|
{"baz/foo", "bar/../baz", "baz/foo/baz", true},
|
|
{"baz/foo", "/bar/../baz", "baz/foo/baz", true},
|
|
{"baz/foo", "./bar/../baz", "baz/foo/baz", true},
|
|
|
|
// Results in an allowed path, but does it by probing. Disallowed.
|
|
{"foo", "../foo", "", false},
|
|
{"foo", "../foo/bar", "", false},
|
|
{"baz/foo", "../foo/bar", "", false},
|
|
{"baz/foo", "../../baz/foo/bar", "", false},
|
|
{"baz/foo", "bar/../../foo/bar", "", false},
|
|
{"baz/foo", "bar/../../../baz/foo/bar", "", false},
|
|
|
|
// Escape attempts.
|
|
{"foo", "..", "", false},
|
|
{"foo", "../", "", false},
|
|
{"foo", "../bar", "", false},
|
|
{"foo", "../foobar", "", false},
|
|
{"foo/", "../bar", "", false},
|
|
{"foo/", "../foobar", "", false},
|
|
{"baz/foo", "../bar", "", false},
|
|
{"baz/foo", "../foobar", "", false},
|
|
{"baz/foo/", "../bar", "", false},
|
|
{"baz/foo/", "../foobar", "", false},
|
|
{"baz/foo/", "bar/../../quux/baz", "", false},
|
|
|
|
// Empty root is a misconfiguration.
|
|
{"", "/foo", "", false},
|
|
{"", "foo", "", false},
|
|
{"", ".", "", false},
|
|
{"", "..", "", false},
|
|
{"", "/", "", false},
|
|
{"", "", "", false},
|
|
|
|
// Root=/ is valid, and things should be verified as usual.
|
|
{"/", "foo", "/foo", true},
|
|
{"/", "/foo", "/foo", true},
|
|
{"/", "../foo", "", false},
|
|
{"/", "..", "", false},
|
|
{"/", "/", "/", true},
|
|
{"/", "", "/", true},
|
|
|
|
// special case for filesystems to be able to MkdirAll('.') for example
|
|
{"/", ".", "/", true},
|
|
}
|
|
|
|
if runtime.GOOS == "windows" {
|
|
extraCases := []testcase{
|
|
{`c:\`, `foo`, `c:\foo`, true},
|
|
{`\\?\c:\`, `foo`, `\\?\c:\foo`, true},
|
|
{`c:\`, `\foo`, `c:\foo`, true},
|
|
{`\\?\c:\`, `\foo`, `\\?\c:\foo`, true},
|
|
{`c:\`, `\\foo`, ``, false},
|
|
{`c:\`, ``, `c:\`, true},
|
|
{`c:\`, `\`, `c:\`, true},
|
|
{`\\?\c:\`, `\\foo`, ``, false},
|
|
{`\\?\c:\`, ``, `\\?\c:\`, true},
|
|
{`\\?\c:\`, `\`, `\\?\c:\`, true},
|
|
{`\\?\c:\test`, `.`, `\\?\c:\test`, true},
|
|
{`c:\test`, `.`, `c:\test`, true},
|
|
{`\\?\c:\test`, `/`, `\\?\c:\test`, true},
|
|
{`c:\test`, ``, `c:\test`, true},
|
|
|
|
// makes no sense, but will be treated simply as a bad filename
|
|
{`c:\foo`, `d:\bar`, `c:\foo\d:\bar`, true},
|
|
|
|
// special case for filesystems to be able to MkdirAll('.') for example
|
|
{`c:\`, `.`, `c:\`, true},
|
|
{`\\?\c:\`, `.`, `\\?\c:\`, true},
|
|
}
|
|
|
|
for _, tc := range cases {
|
|
// Add case where root is backslashed, rel is forward slashed
|
|
extraCases = append(extraCases, testcase{
|
|
root: filepath.FromSlash(tc.root),
|
|
rel: tc.rel,
|
|
joined: tc.joined,
|
|
ok: tc.ok,
|
|
})
|
|
// and the opposite
|
|
extraCases = append(extraCases, testcase{
|
|
root: tc.root,
|
|
rel: filepath.FromSlash(tc.rel),
|
|
joined: tc.joined,
|
|
ok: tc.ok,
|
|
})
|
|
// and both backslashed
|
|
extraCases = append(extraCases, testcase{
|
|
root: filepath.FromSlash(tc.root),
|
|
rel: filepath.FromSlash(tc.rel),
|
|
joined: tc.joined,
|
|
ok: tc.ok,
|
|
})
|
|
}
|
|
|
|
cases = append(cases, extraCases...)
|
|
}
|
|
|
|
for _, tc := range cases {
|
|
fs := BasicFilesystem{root: tc.root}
|
|
res, err := fs.rooted(tc.rel)
|
|
if tc.ok {
|
|
if err != nil {
|
|
t.Errorf("Unexpected error for rooted(%q, %q): %v", tc.root, tc.rel, err)
|
|
continue
|
|
}
|
|
exp := filepath.FromSlash(tc.joined)
|
|
if res != exp {
|
|
t.Errorf("Unexpected result for rooted(%q, %q): %q != expected %q", tc.root, tc.rel, res, exp)
|
|
}
|
|
} else if err == nil {
|
|
t.Errorf("Unexpected pass for rooted(%q, %q) => %q", tc.root, tc.rel, res)
|
|
continue
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestNewBasicFilesystem(t *testing.T) {
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("non-windows root paths")
|
|
}
|
|
|
|
currentDir, err := filepath.Abs(".")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
testCases := []struct {
|
|
input string
|
|
expectedRoot string
|
|
expectedURI string
|
|
}{
|
|
{"/foo/bar/baz", "/foo/bar/baz", "/foo/bar/baz"},
|
|
{"/foo/bar/baz/", "/foo/bar/baz", "/foo/bar/baz"},
|
|
{"", currentDir, currentDir},
|
|
{".", currentDir, currentDir},
|
|
{"/", "/", "/"},
|
|
}
|
|
|
|
for _, testCase := range testCases {
|
|
fs := newBasicFilesystem(testCase.input)
|
|
if fs.root != testCase.expectedRoot {
|
|
t.Errorf("root %q != %q", fs.root, testCase.expectedRoot)
|
|
}
|
|
if fs.URI() != testCase.expectedURI {
|
|
t.Errorf("uri %q != %q", fs.URI(), testCase.expectedURI)
|
|
}
|
|
}
|
|
|
|
fs := newBasicFilesystem("relative/path")
|
|
if fs.root == "relative/path" || !strings.HasPrefix(fs.root, string(PathSeparator)) {
|
|
t.Errorf(`newBasicFilesystem("relative/path").root == %q, expected absolutification`, fs.root)
|
|
}
|
|
}
|
|
|
|
func TestRel(t *testing.T) {
|
|
testCases := []struct {
|
|
root string
|
|
abs string
|
|
expectedRel string
|
|
}{
|
|
{"/", "/", ""},
|
|
{"/", "/test", "test"},
|
|
{"/", "/Test", "Test"},
|
|
{"/Test", "/Test/test", "test"},
|
|
}
|
|
if runtime.GOOS == "windows" {
|
|
for i := range testCases {
|
|
testCases[i].root = filepath.FromSlash(testCases[i].root)
|
|
testCases[i].abs = filepath.FromSlash(testCases[i].abs)
|
|
testCases[i].expectedRel = filepath.FromSlash(testCases[i].expectedRel)
|
|
}
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
if res := rel(tc.abs, tc.root); res != tc.expectedRel {
|
|
t.Errorf(`rel("%v", "%v") == "%v", expected "%v"`, tc.abs, tc.root, res, tc.expectedRel)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestBasicWalkSkipSymlink(t *testing.T) {
|
|
_, dir := setup(t)
|
|
defer os.RemoveAll(dir)
|
|
testWalkSkipSymlink(t, FilesystemTypeBasic, dir)
|
|
}
|
|
|
|
func TestWalkTraverseDirJunct(t *testing.T) {
|
|
_, dir := setup(t)
|
|
defer os.RemoveAll(dir)
|
|
testWalkTraverseDirJunct(t, FilesystemTypeBasic, dir)
|
|
}
|
|
|
|
func TestWalkInfiniteRecursion(t *testing.T) {
|
|
_, dir := setup(t)
|
|
defer os.RemoveAll(dir)
|
|
testWalkInfiniteRecursion(t, FilesystemTypeBasic, dir)
|
|
}
|