If such a war happens it will be primarily because the Iranian President and his supporters want it to, and they have convinced the Syrians that they have something to gain. Truth is that with the way things are in the region today, there is little room for Israel to make a real peace that will also mean security. The boat was missed.
Chairman of U.S. Joint Chiefs of Staff says Iran deal lowers near-term atomic arms risk (Reuters)
from the article: A war in the summer?