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moby--moby/daemon/archive_tarcopyoptions_unix.go
Erik Hollensbe 8a7ff5ff74 daemon/archive.go: Fix copy routines to preserve UID.
This changes the long-standing bug of copy operations not preserving the
UID/GID information after the files arrive to the container.

Signed-off-by: Erik Hollensbe <github@hollensbe.org>
2017-04-12 10:33:19 +00:00

28 lines
656 B
Go

// +build !windows
package daemon
import (
"github.com/docker/docker/container"
"github.com/docker/docker/pkg/archive"
"github.com/docker/docker/pkg/idtools"
)
func (daemon *Daemon) tarCopyOptions(container *container.Container, noOverwriteDirNonDir bool) (*archive.TarOptions, error) {
if container.Config.User == "" {
return daemon.defaultTarCopyOptions(noOverwriteDirNonDir), nil
}
user, err := idtools.LookupUser(container.Config.User)
if err != nil {
return nil, err
}
return &archive.TarOptions{
NoOverwriteDirNonDir: noOverwriteDirNonDir,
ChownOpts: &archive.TarChownOptions{
UID: user.Uid,
GID: user.Gid,
},
}, nil
}