when I put fireballs in the ejector and she came out pink and Rock and after that hit me was leaving the new effect ender dragon when he throws a fireball

I was playing in my world that earring and put a fireball within the targeted ejector in the door to when someone go is been reached and when I tested threw a pink ball of fire and rock and when it hit me was with that again as effect the ender dragon shoots a fireball in person