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moby--moby/pkg/archive/archive_windows_test.go
Sebastiaan van Stijn 609d87003a
pkg/archive: strip "write" bits again on Windows
1. Commit 1a22418f9f changed permissions to `0700`
   on Windows, or more factually, it removed `rw` (`chmod g-rw,o-rw`) and added
   executable bits (`chmod u+x`).
2. This was too restrictive, and b7dc9040f0 changed
   permissions to only remove the group- and world-writable bits to give read and
  execute access to everyone, but setting execute permissions for everyone.
3. However, this also removed the non-permission bits, so 41eb61d5c2
   updated the code to preserve those, and keep parity with Linux.

This changes it back to `2.`. I wonder (_think_) _permission_ bits (read, write)
can be portable, except for the _executable_ bit (which is not present on Windows).
The alternative could be to keep the permission bits, and only set the executable
bit (`perm | 0111`) for everyone (equivalent of `chmod +x`), but that likely would
be a breaking change.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-09-05 10:50:10 +02:00

84 lines
1.9 KiB
Go

//go:build windows
// +build windows
package archive // import "github.com/docker/docker/pkg/archive"
import (
"os"
"path/filepath"
"testing"
)
func TestCopyFileWithInvalidDest(t *testing.T) {
// TODO Windows: This is currently failing. Not sure what has
// recently changed in CopyWithTar as used to pass. Further investigation
// is required.
t.Skip("Currently fails")
folder, err := os.MkdirTemp("", "docker-archive-test")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(folder)
dest := "c:dest"
srcFolder := filepath.Join(folder, "src")
src := filepath.Join(folder, "src", "src")
err = os.MkdirAll(srcFolder, 0740)
if err != nil {
t.Fatal(err)
}
os.WriteFile(src, []byte("content"), 0777)
err = defaultCopyWithTar(src, dest)
if err == nil {
t.Fatalf("archiver.CopyWithTar should throw an error on invalid dest.")
}
}
func TestCanonicalTarNameForPath(t *testing.T) {
cases := []struct {
in, expected string
}{
{"foo", "foo"},
{"foo/bar", "foo/bar"},
{`foo\bar`, "foo/bar"},
}
for _, v := range cases {
if CanonicalTarNameForPath(v.in) != v.expected {
t.Fatalf("wrong canonical tar name. expected:%s got:%s", v.expected, CanonicalTarNameForPath(v.in))
}
}
}
func TestCanonicalTarName(t *testing.T) {
cases := []struct {
in string
isDir bool
expected string
}{
{"foo", false, "foo"},
{"foo", true, "foo/"},
{`foo\bar`, false, "foo/bar"},
{`foo\bar`, true, "foo/bar/"},
}
for _, v := range cases {
if canonicalTarName(v.in, v.isDir) != v.expected {
t.Fatalf("wrong canonical tar name. expected:%s got:%s", v.expected, canonicalTarName(v.in, v.isDir))
}
}
}
func TestChmodTarEntry(t *testing.T) {
cases := []struct {
in, expected os.FileMode
}{
{0000, 0111},
{0777, 0755},
{0644, 0755},
{0755, 0755},
{0444, 0555},
}
for _, v := range cases {
if out := chmodTarEntry(v.in); out != v.expected {
t.Fatalf("wrong chmod. expected:%v got:%v", v.expected, out)
}
}
}