Initial commit

vendor/github.com/hyperhq/hypercli/daemon/unpause.go

@@ -0,0 +1,44 @@
+package daemon
+
+import (
+	"github.com/hyperhq/hypercli/container"
+	derr "github.com/hyperhq/hypercli/errors"
+)
+
+// ContainerUnpause unpauses a container
+func (daemon *Daemon) ContainerUnpause(name string) error {
+	container, err := daemon.GetContainer(name)
+	if err != nil {
+		return err
+	}
+
+	if err := daemon.containerUnpause(container); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// containerUnpause resumes the container execution after the container is paused.
+func (daemon *Daemon) containerUnpause(container *container.Container) error {
+	container.Lock()
+	defer container.Unlock()
+
+	// We cannot unpause the container which is not running
+	if !container.Running {
+		return derr.ErrorCodeNotRunning.WithArgs(container.ID)
+	}
+
+	// We cannot unpause the container which is not paused
+	if !container.Paused {
+		return derr.ErrorCodeNotPaused.WithArgs(container.ID)
+	}
+
+	if err := daemon.execDriver.Unpause(container.Command); err != nil {
+		return derr.ErrorCodeCantUnpause.WithArgs(container.ID, err)
+	}
+
+	container.Paused = false
+	daemon.LogContainerEvent(container, "unpause")
+	return nil
+}