func (d *driver) createIpc(container *libcontainer.Config, c *execdriver.Command) error { if c.Ipc.HostIpc { container.Namespaces["NEWIPC"] = false return nil } if c.Ipc.ContainerID != "" { d.Lock() active := d.activeContainers[c.Ipc.ContainerID] d.Unlock() if active == nil || active.cmd.Process == nil { return fmt.Errorf("%s is not a valid running container to join", c.Ipc.ContainerID) } cmd := active.cmd container.IpcNsPath = filepath.Join("/proc", fmt.Sprint(cmd.Process.Pid), "ns", "ipc") } return nil }