Europe seems to be willing to shoot itself in the foot:
European Commission proposes to temporarily halt construction of the South Stream:
http://ria.ru/economy/20140603/1010507243.html
In English:
Gazprom ready to complete South Stream without international finance
http://rt.com/business/163360-gazprom-construct-south-stream/
They are pushing Bulgarians to stop the construction until all the documents have been revised to be in accordance with EU directives.
Bulgaria has a month to answer the EU concerns, with a team of EU experts expected to arrive in the country on June 13 to sort out remaining problems.
Things are developing quickly:
Bulgaria to build South Steam despite Commission warnings
http://www.euractiv.com/sections/energy/bulgaria-build-south-steam-despite-commission-warnings-302572
And EU already decided how much Russia will charge for the gas to Ukraine:
Ukraine gas: EU Energy Commissioner says Russia will charge $350-$380
http://rt.com/business/163212-ukraine-russia-gas-lawsuits/