What you need to shoot it, depends entirely on how you want to shoot it. Do you want a close-up of the sun, long telephoto. A sweeping shot of all the people looking dumbstruck, wide angle... What I would do is google "solar eclipse" photos and pick some that are what you want to come close to.
Filters? Well for your eyes, but the camera will be fine. You include the sun all the time in your photos right? It's the same sun.
I'd be trying for something like this: