Calling Israel's bluff is fantastic as it appears eeverytime someone goes to meet someone Israeli politicians believe that they have the right to call the agenda. Fact is Russia has just spent a not inconsiderable sum of money on updating port facilities in Syria for it's navy. This meeting is to formalise the arrangement, and to provide Syria with the S-300 to protect it.
Opposition leader Isaac Herzog calls on government to allow Syrian refugees into Israel (Haaretz)
from the article: Russia rebuffs Israeli rebuke over open relations with Hamas