fix(rpc): set const ReadHeaderTimeout to dymint RPC server

rpc/json/types.go

@@ -19,17 +19,21 @@ type unsubscribeArgs struct {
 type unsubscribeAllArgs struct{}
 
 // info API
-type healthArgs struct{}
-type statusArgs struct{}
-type netInfoArgs struct{}
-type blockchainInfoArgs struct {
-	MinHeight StrInt64 `json:"minHeight"`
-	MaxHeight StrInt64 `json:"maxHeight"`
-}
-type genesisArgs struct{}
-type genesisChunkedArgs struct {
-	ID StrInt `json:"chunk"`
-}
+type (
+	healthArgs         struct{}
+	statusArgs         struct{}
+	netInfoArgs        struct{}
+	blockchainInfoArgs struct {
+		MinHeight StrInt64 `json:"minHeight"`
+		MaxHeight StrInt64 `json:"maxHeight"`
+	}
+)
+type (
+	genesisArgs        struct{}
+	genesisChunkedArgs struct {
+		ID StrInt `json:"chunk"`
+	}
+)
 type blockArgs struct {
 	Height StrInt64 `json:"height"`
 }
@@ -67,11 +71,13 @@ type validatorsArgs struct {
 	Page    StrInt   `json:"page"`
 	PerPage StrInt   `json:"per_page"`
 }
-type dumpConsensusStateArgs struct{}
-type getConsensusStateArgs struct{}
-type consensusParamsArgs struct {
-	Height StrInt64 `json:"height"`
-}
+type (
+	dumpConsensusStateArgs struct{}
+	getConsensusStateArgs  struct{}
+	consensusParamsArgs    struct {
+		Height StrInt64 `json:"height"`
+	}
+)
 type unconfirmedTxsArgs struct {
 	Limit StrInt `json:"limit"`
 }

rpc/server.go

@@ -40,8 +40,11 @@ type Server struct {
 }
 
 const (
-	// DefaultServerTimeout is the default global timeout for the server.
+	// defaultServerTimeout is the time limit for handling HTTP requests.
 	defaultServerTimeout = 15 * time.Second
+
+	// ReadHeaderTimeout is the timeout for reading the request headers.
+	ReadHeaderTimeout = 5 * time.Second
 )
 
 // Option is a function that configures the Server.
@@ -197,7 +200,10 @@ func (s *Server) startRPC() error {
 
 func (s *Server) serve(listener net.Listener, handler http.Handler) error {
 	s.Logger.Info("serving HTTP", "listen address", listener.Addr())
-	s.server = http.Server{Handler: handler} // #nosec
+	s.server = http.Server{
+		Handler:           handler,
+		ReadHeaderTimeout: ReadHeaderTimeout,
+	}
 	if s.config.TLSCertFile != "" && s.config.TLSKeyFile != "" {
 		return s.server.ServeTLS(listener, s.config.CertFile(), s.config.KeyFile())
 	}