No time to get over-confidant. This guy would think nothing of attacking Iran just before the election to try and bring public opinion to his side.
He’d be more likely to attack Israel. If Israel does attack Iran, it would not surprise me at all to see him retaliate against Israel.
Obama's not on the ballot in November, so it wouldn't be a question of changing CiC in the middle of a conflict. And if the voters have more confidence in Republicans on national security, then another war might possibly give them even more reason to elect a Republican House and Senate.