github.com/ssdev-go/moby@v17.12.1-ce-rc2+incompatible/daemon/archive_windows.go (about) 1 package daemon 2 3 import ( 4 "errors" 5 6 containertypes "github.com/docker/docker/api/types/container" 7 "github.com/docker/docker/container" 8 ) 9 10 // checkIfPathIsInAVolume checks if the path is in a volume. If it is, it 11 // cannot be in a read-only volume. If it is not in a volume, the container 12 // cannot be configured with a read-only rootfs. 13 // 14 // This is a no-op on Windows which does not support read-only volumes, or 15 // extracting to a mount point inside a volume. TODO Windows: FIXME Post-TP5 16 func checkIfPathIsInAVolume(container *container.Container, absPath string) (bool, error) { 17 return false, nil 18 } 19 20 // isOnlineFSOperationPermitted returns an error if an online filesystem operation 21 // is not permitted (such as stat or for copying). Running Hyper-V containers 22 // cannot have their file-system interrogated from the host as the filter is 23 // loaded inside the utility VM, not the host. 24 // IMPORTANT: The container lock must NOT be held when calling this function. 25 func (daemon *Daemon) isOnlineFSOperationPermitted(container *container.Container) error { 26 if !container.IsRunning() { 27 return nil 28 } 29 30 // Determine isolation. If not specified in the hostconfig, use daemon default. 31 actualIsolation := container.HostConfig.Isolation 32 if containertypes.Isolation.IsDefault(containertypes.Isolation(actualIsolation)) { 33 actualIsolation = daemon.defaultIsolation 34 } 35 if containertypes.Isolation.IsHyperV(actualIsolation) { 36 return errors.New("filesystem operations against a running Hyper-V container are not supported") 37 } 38 return nil 39 }