add helper for detecting drivers with aux in test

Author: medyagh

hack/jenkins/linux_integration_tests_kvm.sh

@@ -32,6 +32,8 @@ JOB_NAME="KVM_Linux"
 
 # We pick kvm as our gvisor testbed because it is fast & reliable
 EXTRA_TEST_ARGS="-gvisor"
+# we want to test the aux-drivers that are from HEAD not from the release minikube
+EXTRA_START_ARGS="--auto-update-drivers=false"
 
 sudo apt-get update
 sudo apt-get -y install qemu-system libvirt-clients libvirt-daemon-system ebtables iptables dnsmasq

test/integration/main_test.go

@@ -140,6 +140,11 @@ func HyperVDriver() bool {
 	return strings.Contains(*startArgs, "--driver=hyperv") || strings.Contains(*startArgs, "--vm-driver=hyperv")
 }
 
+// KVM returns true is is KVM driver
+func KVMDriver() bool {
+	return strings.Contains(*startArgs, "--driver=kvm") || strings.Contains(*startArgs, "--vm-driver=kvm") || strings.Contains(*startArgs, "--driver=kvm2") || strings.Contains(*startArgs, "--vm-driver=kvm2")
+}
+
 // VirtualboxDriver returns whether or not this test is using the VirtualBox driver
 func VirtualboxDriver() bool {
 	return strings.Contains(*startArgs, "--driver=virtualbox") || strings.Contains(*startArgs, "--vm-driver=virtualbox")
@@ -165,6 +170,11 @@ func KicDriver() bool {
 	return DockerDriver() || PodmanDriver()
 }
 
+// Returns true if the driver needs an auxiliary driver (kvm, hyperkit,..)
+func DriverHasAuxDriver() bool {
+	return HyperVDriver() || KVMDriver()
+}
+
 // VMDriver checks if the driver is a VM
 func VMDriver() bool {
 	return !KicDriver() && !NoneDriver()