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rpc: increase server-side WS read limit for websocket RPC message

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Close #2505. Turns out that existing limit is too low to fit
`submitp2pnotaryrequest`.

Thanks to @alexvanin for discovering this.
This commit is contained in:
Anna Shaleva 2022-05-18 12:45:44 +03:00
parent 7bda933e32
commit 1a07d0f039
1 changed files with 6 additions and 6 deletions
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12
pkg/rpc/server/server.go
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@ -59,8 +59,10 @@ type (
// Server represents the JSON-RPC 2.0 server.
Server struct {
*http.Server
chain blockchainer.Blockchainer
config rpc.Config
chain blockchainer.Blockchainer
config rpc.Config
// wsReadLimit represents web-socket message limit for a receiving side.
wsReadLimit int64
network netmode.Magic
stateRootEnabled bool
coreServer *network.Server
@ -87,9 +89,6 @@ type (
)
const (
// Message limit for a receiving side.
wsReadLimit = 4096
// Disconnection timeout.
wsPongLimit = 60 * time.Second
@ -188,6 +187,7 @@ func New(chain blockchainer.Blockchainer, conf rpc.Config, coreServer *network.S
Server: httpServer,
chain: chain,
config: conf,
wsReadLimit: int64(chain.GetConfig().MaxBlockSize*4)/3 + 1024, // Enough for Base64-encoded content of `submitblock` and `submitp2pnotaryrequest`.
network: chain.GetConfig().Magic,
stateRootEnabled: chain.GetConfig().StateRootInHeader,
coreServer: coreServer,
@ -437,7 +437,7 @@ drainloop:
}
func (s *Server) handleWsReads(ws *websocket.Conn, resChan chan<- response.AbstractResult, subscr *subscriber) {
ws.SetReadLimit(wsReadLimit)
ws.SetReadLimit(s.wsReadLimit)
err := ws.SetReadDeadline(time.Now().Add(wsPongLimit))
ws.SetPongHandler(func(string) error { return ws.SetReadDeadline(time.Now().Add(wsPongLimit)) })
requestloop: