Run instances with IMDSv2

️NOTE THAT THIS FORK IS MAINTAINED FOR CRITICAL BUG FIXES AFFECTING RUNNING COSTS ONLY. NO OTHER CONTRIBUTIONS WILL BE ACCEPTED. ️

What critical bug this MR is fixing?

Closes #15 (closed)

How does this change help reduce cost of usage? What scale of cost reduction is it?

In what scenarios is this change usable with GitLab Runner's docker+machine executor?

drivers/amazonec2/amazonec2_test.go

@@ -324,14 +324,15 @@ func TestGetRegionZoneForDefaultEndpoint(t *testing.T) {
 	assert.NoError(t, err)
 }
 
-func TestDefaultMetadataTokenSetting(t *testing.T) {
+func TestMetadataTokenSetting(t *testing.T) {
 	driver := NewCustomTestDriver(&fakeEC2WithLogin{})
 	driver.awsCredentialsFactory = NewValidAwsCredentials
 	options := &commandstest.FakeFlagger{
 		Data: map[string]interface{}{
-			"name":             "test",
-			"amazonec2-region": "us-east-1",
-			"amazonec2-zone":   "e",
+			"name":                     "test",
+			"amazonec2-metadata-token": "optional",
+			"amazonec2-region":         "us-east-1",
+			"amazonec2-zone":           "e",
 		},
 	}