DialContext connects to the serverAddress for grpc.

DialContextWithBlock connects to the serverAddress for grpc, but waits until the connection is made (via WithBlock) until returning.

GetAllReproxySockets returns all unix sockets where an reproxy service is listening.

Listen announces on the serverAddr to accept grpc connection.

GrpcCxxSupportsUDS is true because the grpc cpp library supports uds on mac and linux.

32MB (default is 4MB).