Ukraine hasn't been attacking Donetsk, they been fighting off Putins invasion since 2014. Facts matter. Try stick to reality some time.
I know plenty people who lived in Donetsk and had to move because of Putins invasion, not because of Ukraine’s defense.
Here some “evidence” of Ukraine “shelling Donbas”:
Not Ukraine but Kremlin lies and propaganda:

Not Ukraine but Kremlin lies and propaganda:

Not Ukraine but Kremlin lies and propaganda:
http://www.russialies.com/russias-top-60-lies-about-ukraine/Hundreds more exactly like this.
How to tell you nicely, but you’re just a fool for trusting anything that comes out if the Kremlin lies and propaganda machine.