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moby--moby/daemon/workdir.go
Salahuddin Khan 763d839261 Add ADD/COPY --chown flag support to Windows
This implements chown support on Windows. Built-in accounts as well
as accounts included in the SAM database of the container are supported.

NOTE: IDPair is now named Identity and IDMappings is now named
IdentityMapping.

The following are valid examples:
ADD --chown=Guest . <some directory>
COPY --chown=Administrator . <some directory>
COPY --chown=Guests . <some directory>
COPY --chown=ContainerUser . <some directory>

On Windows an owner is only granted the permission to read the security
descriptor and read/write the discretionary access control list. This
fix also grants read/write and execute permissions to the owner.

Signed-off-by: Salahuddin Khan <salah@docker.com>
2018-08-13 21:59:11 -07:00

20 lines
831 B
Go

package daemon // import "github.com/docker/docker/daemon"
// ContainerCreateWorkdir creates the working directory. This solves the
// issue arising from https://github.com/docker/docker/issues/27545,
// which was initially fixed by https://github.com/docker/docker/pull/27884. But that fix
// was too expensive in terms of performance on Windows. Instead,
// https://github.com/docker/docker/pull/28514 introduces this new functionality
// where the builder calls into the backend here to create the working directory.
func (daemon *Daemon) ContainerCreateWorkdir(cID string) error {
container, err := daemon.GetContainer(cID)
if err != nil {
return err
}
err = daemon.Mount(container)
if err != nil {
return err
}
defer daemon.Unmount(container)
return container.SetupWorkingDirectory(daemon.idMapping.RootPair())
}