GetClusterID returns the cluster ID using the 'config.version' collection.

Return shards within a sharded cluster using the 'config.shards' collection on a config server.

Return shards within a sharded cluster using the MongoDB 'listShards' server command.

GetMongoRouters returns a slice of Mongos instances with a recent "ping" time, sorted by the "ping" time to prefer healthy instances.

HasReplsetMemberTags returns a boolean reflecting whether or not a replica set config member matches a list of replica set tags https://docs.mongodb.com/manual/reference/replica-configuration/#rsconf.members[n].tags .

NewIsMaster returns a struct for handling the output of the MongoDB 'isMaster' server command.

NewShardingState returns a struct reflecting the output of the 'shardingState' server command.

BalancerCmdTimeoutMs is the amount of time in milliseconds to wait for a balancer command to run.