void-packages/srcpkgs/skopeo/patches/ostree_remove_selinux.patch
2018-08-02 19:32:54 -03:00

142 lines
4.8 KiB
Diff

--- vendor/github.com/containers/image/ostree/ostree_dest.go
+++ vendor/github.com/containers/image/ostree/ostree_dest.go
@@ -16,31 +16,25 @@ import (
"path/filepath"
"runtime"
"strconv"
- "strings"
- "syscall"
"time"
- "unsafe"
"github.com/containers/image/manifest"
"github.com/containers/image/types"
"github.com/containers/storage/pkg/archive"
"github.com/opencontainers/go-digest"
- selinux "github.com/opencontainers/selinux/go-selinux"
"github.com/ostreedev/ostree-go/pkg/otbuiltin"
"github.com/pkg/errors"
"github.com/vbatts/tar-split/tar/asm"
"github.com/vbatts/tar-split/tar/storage"
)
-// #cgo pkg-config: glib-2.0 gobject-2.0 ostree-1 libselinux
+// #cgo pkg-config: glib-2.0 gobject-2.0 ostree-1
// #include <glib.h>
// #include <glib-object.h>
// #include <gio/gio.h>
// #include <stdlib.h>
// #include <ostree.h>
// #include <gio/ginputstream.h>
-// #include <selinux/selinux.h>
-// #include <selinux/label.h>
import "C"
type blobToImport struct {
@@ -166,7 +160,7 @@ func (d *ostreeImageDestination) PutBlob(ctx context.Context, stream io.Reader,
return types.BlobInfo{Digest: computedDigest, Size: size}, nil
}
-func fixFiles(selinuxHnd *C.struct_selabel_handle, root string, dir string, usermode bool) error {
+func fixFiles(dir string, usermode bool) error {
entries, err := ioutil.ReadDir(dir)
if err != nil {
return err
@@ -181,42 +175,13 @@ func fixFiles(selinuxHnd *C.struct_selabel_handle, root string, dir string, user
continue
}
- if selinuxHnd != nil {
- relPath, err := filepath.Rel(root, fullpath)
- if err != nil {
- return err
- }
- // Handle /exports/hostfs as a special case. Files under this directory are copied to the host,
- // thus we benefit from maintaining the same SELinux label they would have on the host as we could
- // use hard links instead of copying the files.
- relPath = fmt.Sprintf("/%s", strings.TrimPrefix(relPath, "exports/hostfs/"))
-
- relPathC := C.CString(relPath)
- defer C.free(unsafe.Pointer(relPathC))
- var context *C.char
-
- res, err := C.selabel_lookup_raw(selinuxHnd, &context, relPathC, C.int(info.Mode()&os.ModePerm))
- if int(res) < 0 && err != syscall.ENOENT {
- return errors.Wrapf(err, "cannot selabel_lookup_raw %s", relPath)
- }
- if int(res) == 0 {
- defer C.freecon(context)
- fullpathC := C.CString(fullpath)
- defer C.free(unsafe.Pointer(fullpathC))
- res, err = C.lsetfilecon_raw(fullpathC, context)
- if int(res) < 0 {
- return errors.Wrapf(err, "cannot setfilecon_raw %s", fullpath)
- }
- }
- }
-
if info.IsDir() {
if usermode {
if err := os.Chmod(fullpath, info.Mode()|0700); err != nil {
return err
}
}
- err = fixFiles(selinuxHnd, root, fullpath, usermode)
+ err = fixFiles(fullpath, usermode)
if err != nil {
return err
}
@@ -272,7 +237,7 @@ func generateTarSplitMetadata(output *bytes.Buffer, file string) (digest.Digest,
return digester.Digest(), written, nil
}
-func (d *ostreeImageDestination) importBlob(selinuxHnd *C.struct_selabel_handle, repo *otbuiltin.Repo, blob *blobToImport) error {
+func (d *ostreeImageDestination) importBlob(repo *otbuiltin.Repo, blob *blobToImport) error {
// TODO: This can take quite some time, and should ideally be cancellable using a context.Context.
ostreeBranch := fmt.Sprintf("ociimage/%s", blob.Digest.Hex())
@@ -295,7 +260,7 @@ func (d *ostreeImageDestination) importBlob(selinuxHnd *C.struct_selabel_handle,
if err := archive.UntarPath(blob.BlobPath, destinationPath); err != nil {
return err
}
- if err := fixFiles(selinuxHnd, destinationPath, destinationPath, false); err != nil {
+ if err := fixFiles(destinationPath, false); err != nil {
return err
}
} else {
@@ -304,7 +269,7 @@ func (d *ostreeImageDestination) importBlob(selinuxHnd *C.struct_selabel_handle,
return err
}
- if err := fixFiles(selinuxHnd, destinationPath, destinationPath, true); err != nil {
+ if err := fixFiles(destinationPath, true); err != nil {
return err
}
}
@@ -415,17 +380,6 @@ func (d *ostreeImageDestination) Commit(ctx context.Context) error {
return err
}
- var selinuxHnd *C.struct_selabel_handle
-
- if os.Getuid() == 0 && selinux.GetEnabled() {
- selinuxHnd, err = C.selabel_open(C.SELABEL_CTX_FILE, nil, 0)
- if selinuxHnd == nil {
- return errors.Wrapf(err, "cannot open the SELinux DB")
- }
-
- defer C.selabel_close(selinuxHnd)
- }
-
checkLayer := func(hash string) error {
blob := d.blobs[hash]
// if the blob is not present in d.blobs then it is already stored in OSTree,
@@ -433,7 +387,7 @@ func (d *ostreeImageDestination) Commit(ctx context.Context) error {
if blob == nil {
return nil
}
- err := d.importBlob(selinuxHnd, repo, blob)
+ err := d.importBlob(repo, blob)
if err != nil {
return err
}