Windows: Fail fs ops on running Hyper-V containers gracefully

Signed-off-by: John Howard (VM) <jhoward@ntdev.microsoft.com>

daemon/archive.go

@@ -34,6 +34,11 @@ func (daemon *Daemon) ContainerCopy(name string, res string) (io.ReadCloser, err
 		res = res[1:]
 	}
 
+	// Make sure an online file-system operation is permitted.
+	if err := daemon.isOnlineFSOperationPermitted(container); err != nil {
+		return nil, err
+	}
+
 	return daemon.containerCopy(container, res)
 }
 
@@ -45,6 +50,11 @@ func (daemon *Daemon) ContainerStatPath(name string, path string) (stat *types.C
 		return nil, err
 	}
 
+	// Make sure an online file-system operation is permitted.
+	if err := daemon.isOnlineFSOperationPermitted(container); err != nil {
+		return nil, err
+	}
+
 	return daemon.containerStatPath(container, path)
 }
 
@@ -57,6 +67,11 @@ func (daemon *Daemon) ContainerArchivePath(name string, path string) (content io
 		return nil, nil, err
 	}
 
+	// Make sure an online file-system operation is permitted.
+	if err := daemon.isOnlineFSOperationPermitted(container); err != nil {
+		return nil, nil, err
+	}
+
 	return daemon.containerArchivePath(container, path)
 }
 
@@ -72,6 +87,11 @@ func (daemon *Daemon) ContainerExtractToDir(name, path string, noOverwriteDirNon
 		return err
 	}
 
+	// Make sure an online file-system operation is permitted.
+	if err := daemon.isOnlineFSOperationPermitted(container); err != nil {
+		return err
+	}
+
 	return daemon.containerExtractToDir(container, path, noOverwriteDirNonDir, content)
 }