How can one configure MongoDB sharding using PHP?

I'm working on setting up a MongoDB replica set on EC2. I'd like to configure auto-sharding such that my nodes can easily come up and down.

Is it possible to use the native PHP driver to trigge开发者_如何学编程r sharding and add/remove nodes? If so, how?

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Assuming you have your connection to mongos right, you can use the MongoDB::command() method for that:

$mongo->selectDB('admin')->command(array('addshard'=>'hostname:port'));