Return OOMKilled error if pod goes out of memory

If scan job pod fails due to OOMKilled reason then
the error of specific type is returned to the caller

(cherry picked from commit 1775cc44bc125390d1340016b8df8683b849222c)

pkg/kube/runnable_job.go

@@ -176,7 +176,13 @@ func (r *runnableJob) getTerminatedContainersErrors(ctx context.Context) error {
 			continue
 		}
 		klog.Errorf("Container %s terminated with %s: %s", container, status.Reason, status.Message)
-		return fmt.Errorf("container %s terminated with %s: %s", container, status.Reason, status.Message)
+		var containerErr error
+		if status.Reason == "OOMKilled" {
+			containerErr = &errOOMKilled{container: container}
+		} else {
+			containerErr = fmt.Errorf("container %s terminated with %s: %s", container, status.Reason, status.Message)
+		}
+		return containerErr
 	}
 	return nil
 }

pkg/kube/starboard.go

@@ -1,9 +1,27 @@
 package kube
 
 import (
+	"fmt"
 	"time"
 )
 
+var ErrOOMKilled *errOOMKilled
+
+type errOOMKilled struct {
+	container string
+}
+
+func (e *errOOMKilled) Error() string {
+	return fmt.Sprintf("container %s terminated with OOMKilled", e.container)
+}
+
+func (e *errOOMKilled) Is(target error) bool {
+	if _, ok := target.(*errOOMKilled); ok {
+		return true
+	}
+	return false
+}
+
 // ScannerOpts holds configuration of the vulnerability Scanner.
 // TODO Rename to CLIConfig and move it to the cmd package
 type ScannerOpts struct {