pkg/gce, vm/gce: add param to enable nested virtualization

This is needed for Cuttlefish-on-GCE. It adds the field 'nested_virt' to
the config file and then passes it through to the relevant field in the
call to gce.CreateInstance().

1 files changed, 7 insertions, 1 deletions

diff --git a/vm/gce/gce.go b/vm/gce/gce.go
index ef213d12e..01ce6548b 100644
--- a/vm/gce/gce.go
+++ b/vm/gce/gce.go
@@ -46,6 +46,7 @@ type Config struct {
 	GCEImage      string `json:"gce_image"`      // pre-created GCE image to use
 	Preemptible   bool   `json:"preemptible"`    // use preemptible VMs if available (defaults to true)
 	DisplayDevice bool   `json:"display_device"` // enable a virtual display device
+	NestedVirt    bool   `json:"nested_virt"`    // enable nested virtualization
 }
 
 type Pool struct {
@@ -152,8 +153,13 @@ func (pool *Pool) Create(workdir string, index int) (vmimpl.Instance, error) {
 		return nil, err
 	}
 	log.Logf(0, "creating instance: %v", name)
+	args := gce.CreateArgs{
+		Preemptible:   pool.cfg.Preemptible,
+		DisplayDevice: pool.cfg.DisplayDevice,
+		NestedVirt:    pool.cfg.NestedVirt,
+	}
 	ip, err := pool.GCE.CreateInstance(name, pool.cfg.MachineType, pool.cfg.GCEImage,
-		string(gceKeyPub), pool.cfg.Preemptible, pool.cfg.DisplayDevice)
+		string(gceKeyPub), args)
 	if err != nil {
 		return nil, err
 	}