Sri Lanka, March 2 -- Saudi Arabia's state oil giant Aramco shut its Ras Tanura refinery following a drone strike, an industry source said on Monday, after Tehran launched strikes across the region in response to the U.S.-Israeli attack on Iran.

The Ras Tanura complex, on the kingdom's Gulf coast, houses one of the Middle East's largest refineries with a capacity of 550,000 barrels per day (bpd) and serves as a critical export terminal for Saudi crude.

It was shut as a precautionary measure and the situation is under control, the source said.

Aramco did not immediately respond to an emailed request for comment.

The drone strike added to a wave of attacks on the Gulf, including on Abu Dhabi, Dubai, Doha, Manama and Oman's commercial pa...