As long as Israel is strong the Syrian Dictator will not dare to attack. If Israel ever shows any weakness there will be war. It really doesn't depend on whether there is a peace treaty. At the end of the day it is just a piece of paper, like Neville Chamberlain's "peace in our time". "Our time" turned out to be less than a year.
Bennett, Deri expected to resign from Knesset, remain in cabinet under new 'Norwegian Law’ (Haaretz)
from the article: Barak: Without Syria peace, we could be headed for all-out war