plugeth/rpc/comms/comms.go
2015-06-22 08:54:21 +02:00

51 lines
1.0 KiB
Go

package comms
import (
"io"
"net"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/rpc/api"
"github.com/ethereum/go-ethereum/rpc/codec"
"github.com/ethereum/go-ethereum/rpc/shared"
)
const (
jsonrpcver = "2.0"
maxHttpSizeReqLength = 1024 * 1024 // 1MB
)
type EthereumClient interface {
Close()
Send(interface{}) error
Recv() (interface{}, error)
}
func handle(conn net.Conn, api api.EthereumApi, c codec.Codec) {
codec := c.New(conn)
for {
req, err := codec.ReadRequest()
if err == io.EOF {
codec.Close()
return
} else if err != nil {
glog.V(logger.Error).Infof("comms recv err - %v\n", err)
codec.Close()
return
}
var rpcResponse interface{}
res, err := api.Execute(req)
rpcResponse = shared.NewRpcResponse(req.Id, req.Jsonrpc, res, err)
err = codec.WriteResponse(rpcResponse)
if err != nil {
glog.V(logger.Error).Infof("comms send err - %v\n", err)
codec.Close()
return
}
}
}