This is something that I've been keeping an eye on.
I will say that the impact is differential. It's hitting first in the areas that are already fairly internationalized, especially, for instance, in Moscow and St. Petersburg. Deeper into the country, though, it takes a while for these sorts of effects to work their way through the supply chain. People in western Siberia have noticed that iPhones suddenly cost twice as much, but they have not been hit with the shortages of supplies yet.
There have been growing public concerns about the cost of staples too—