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Max size JSON data. Closes #418

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obscuren 2015-03-09 17:28:12 +01:00
parent 20741a96ac
commit 676a0de58d
1 changed files with 8 additions and 0 deletions
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8
rpc/http/server.go
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@ -29,6 +29,8 @@ import (
var rpchttplogger = logger.NewLogger("RPC-HTTP") var rpchttplogger = logger.NewLogger("RPC-HTTP")
var JSON rpc.JsonWrapper var JSON rpc.JsonWrapper
const maxSizeReqLength = 1024 * 1024 // 1MB
func NewRpcHttpServer(pipe *xeth.XEth, address string, port int) (*RpcHttpServer, error) { func NewRpcHttpServer(pipe *xeth.XEth, address string, port int) (*RpcHttpServer, error) {
sport := fmt.Sprintf("%s:%d", address, port) sport := fmt.Sprintf("%s:%d", address, port)
l, err := net.Listen("tcp", sport) l, err := net.Listen("tcp", sport)
@ -92,6 +94,12 @@ func (s *RpcHttpServer) apiHandler(api *rpc.EthereumApi) http.Handler {
rpchttplogger.DebugDetailln("Handling request") rpchttplogger.DebugDetailln("Handling request")
if req.ContentLength > maxSizeReqLength {
jsonerr := &rpc.RpcErrorObject{-32700, "Error: Request too large"}
JSON.Send(w, &rpc.RpcErrorResponse{JsonRpc: jsonrpcver, ID: nil, Error: jsonerr})
return
}
reqParsed, reqerr := JSON.ParseRequestBody(req) reqParsed, reqerr := JSON.ParseRequestBody(req)
if reqerr != nil { if reqerr != nil {
jsonerr := &rpc.RpcErrorObject{-32700, "Error: Could not parse request"} jsonerr := &rpc.RpcErrorObject{-32700, "Error: Could not parse request"}