I'd say it is clear the main impetus for bombing Iran to the stone age comes from Netanyahu, and his totalitarian clique. And it is mightily hurting the Donald that other people recognize this and say to each other "do you know the story about the tail that wagged the dog?"
For Trump their are clear personal motives. Erasing public discussion about his crimes and bad polls, and testing the blind obedience of his loyalists. And he hoped a glorious win in 2 days.