It is colapsing. Prices are double pretty much for everything now. Right now they are passing dolar limits and other bullshit laws to make Ruble artificialy worth at same price, but it wont last long.
Since they cant import or export anything, the money doesnt flow.
Once more people leave country with dolars and gold (or anything else worth), i can see a german situation happening.
Oil/gas ban is the final nail into a coffin. No money = no war.