RpcAddress¶

RpcAddress is a logical address of an RPC system, with hostname and port.

RpcAddress can be encoded as a Spark URL in the format of spark://host:port.

Creating Instance¶

RpcAddress takes the following to be created:

• Host
• Port

Creating RpcAddress based on Spark URL¶

fromSparkURL(
  sparkUrl: String): RpcAddress

fromSparkURL extract a host and a port from the input Spark URL and creates an RpcAddress.

fromSparkURL is used when:

• StandaloneAppClient (Spark Standalone) is created
• ClientApp (Spark Standalone) is requested to start
• Worker (Spark Standalone) is requested to startRpcEnvAndEndpoint