vm/gce: allow non-preemptible VMs

We are seeing some flakes during bisection and image testing.
Hard to tell what's the root cause because they are episodic.
But using non-preemptible VMs for bisection and image testing
looks good on all fronts.

Update #501

1 files changed, 2 insertions, 2 deletions

diff --git a/pkg/gce/gce.go b/pkg/gce/gce.go
index 2e0b397ad..e5194ae00 100644
--- a/pkg/gce/gce.go
+++ b/pkg/gce/gce.go
@@ -92,7 +92,7 @@ func NewContext() (*Context, error) {
 	return ctx, nil
 }
 
-func (ctx *Context) CreateInstance(name, machineType, image, sshkey string) (string, error) {
+func (ctx *Context) CreateInstance(name, machineType, image, sshkey string, preemptible bool) (string, error) {
 	prefix := "https://www.googleapis.com/compute/v1/projects/" + ctx.ProjectID
 	sshkeyAttr := "syzkaller:" + sshkey
 	oneAttr := "1"
@@ -132,7 +132,7 @@ func (ctx *Context) CreateInstance(name, machineType, image, sshkey string) (str
 		},
 		Scheduling: &compute.Scheduling{
 			AutomaticRestart:  &falseAttr,
-			Preemptible:       true,
+			Preemptible:       preemptible,
 			OnHostMaintenance: "TERMINATE",
 		},
 	}