| 15 | ) |
| 16 | |
| 17 | func TestTar(t *testing.T) { |
| 18 | t.Parallel() |
| 19 | |
| 20 | log := slogtest.Make(t, &slogtest.Options{IgnoreErrors: true}) |
| 21 | |
| 22 | t.Run("NoFollowSymlink", func(t *testing.T) { |
| 23 | t.Parallel() |
| 24 | dir := t.TempDir() |
| 25 | |
| 26 | file, err := os.CreateTemp(dir, "*.tf") |
| 27 | require.NoError(t, err) |
| 28 | _ = file.Close() |
| 29 | |
| 30 | // If we follow symlinks, Tar would fail. |
| 31 | // See https://github.com/coder/coder/issues/5677. |
| 32 | err = os.Symlink("no-exists", filepath.Join(dir, "link")) |
| 33 | require.NoError(t, err) |
| 34 | |
| 35 | err = provisionersdk.Tar(io.Discard, log, dir, 1024*1024) |
| 36 | require.NoError(t, err) |
| 37 | }) |
| 38 | t.Run("HeaderBreakLimit", func(t *testing.T) { |
| 39 | t.Parallel() |
| 40 | dir := t.TempDir() |
| 41 | file, err := os.CreateTemp(dir, "*.tf") |
| 42 | require.NoError(t, err) |
| 43 | _ = file.Close() |
| 44 | // A header is 512 bytes |
| 45 | err = provisionersdk.Tar(io.Discard, log, dir, 100) |
| 46 | require.Error(t, err) |
| 47 | }) |
| 48 | t.Run("HeaderAndContent", func(t *testing.T) { |
| 49 | t.Parallel() |
| 50 | dir := t.TempDir() |
| 51 | file, err := os.CreateTemp(dir, "*.tf") |
| 52 | require.NoError(t, err) |
| 53 | _, _ = file.Write(make([]byte, 100)) |
| 54 | _ = file.Close() |
| 55 | // Pay + header is 1024 bytes (padding) |
| 56 | err = provisionersdk.Tar(io.Discard, log, dir, 1025) |
| 57 | require.NoError(t, err) |
| 58 | |
| 59 | // Limit is 1 byte too small (n == limit is a failure, must be under) |
| 60 | err = provisionersdk.Tar(io.Discard, log, dir, 1024) |
| 61 | require.Error(t, err) |
| 62 | }) |
| 63 | |
| 64 | t.Run("NoTF", func(t *testing.T) { |
| 65 | t.Parallel() |
| 66 | dir := t.TempDir() |
| 67 | file, err := os.CreateTemp(dir, "") |
| 68 | require.NoError(t, err) |
| 69 | _ = file.Close() |
| 70 | err = provisionersdk.Tar(io.Discard, log, dir, 1024) |
| 71 | require.Error(t, err) |
| 72 | }) |
| 73 | t.Run("Valid", func(t *testing.T) { |
| 74 | t.Parallel() |