pnd.go

package client

import (
	ppb "code.fbi.h-da.de/danet/gosdn/api/go/gosdn/pnd"
	"google.golang.org/grpc"
)

var pndClientConnection *grpc.ClientConn

// PndClient returns a client for the gRPC PND service. It takes
// the address of the gRPC endpoint and optional grpc.DialOption
// as argument.
func PndClient(addr string, opts ...grpc.DialOption) (ppb.PndServiceClient, error) {
	var err error

	if pndClientConnection == nil {
		pndClientConnection, err = grpc.NewClient(addr, opts...)
		if err != nil {
			return nil, err
		}
	}

	return ppb.NewPndServiceClient(pndClientConnection), nil
}