76 lines
2.3 KiB
Nim
76 lines
2.3 KiB
Nim
## nim-websock
|
|
## Copyright (c) 2021 Status Research & Development GmbH
|
|
## Licensed under either of
|
|
## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
|
|
## * MIT license ([LICENSE-MIT](LICENSE-MIT))
|
|
## at your option.
|
|
## This file may not be copied, modified, or distributed except according to
|
|
## those terms.
|
|
|
|
import std/uri
|
|
import pkg/[chronos,
|
|
chronicles,
|
|
httputils]
|
|
|
|
import ../websock/[websock, extensions/compression/deflate]
|
|
import ../tests/keys
|
|
|
|
proc handle(request: HttpRequest) {.async.} =
|
|
trace "Handling request:", uri = request.uri.path
|
|
let path = when defined tls: "/wss" else: "/ws"
|
|
if request.uri.path != path:
|
|
return
|
|
|
|
trace "Initiating web socket connection."
|
|
try:
|
|
let deflateFactory = deflateFactory()
|
|
let server = WSServer.new(factories = [deflateFactory])
|
|
let ws = await server.handleRequest(request)
|
|
if ws.readyState != Open:
|
|
error "Failed to open websocket connection"
|
|
return
|
|
|
|
trace "Websocket handshake completed"
|
|
while ws.readyState != ReadyState.Closed:
|
|
let recvData = await ws.recv()
|
|
trace "Client Response: ", size = recvData.len, binary = ws.binary
|
|
|
|
if ws.readyState == ReadyState.Closed:
|
|
# if session already terminated by peer,
|
|
# no need to send response
|
|
break
|
|
|
|
await ws.send(recvData,
|
|
if ws.binary: Opcode.Binary else: Opcode.Text)
|
|
|
|
except WebSocketError as exc:
|
|
error "WebSocket error:", exception = exc.msg
|
|
|
|
when isMainModule:
|
|
# we want to run parallel tests in CI
|
|
# so we are using different port
|
|
const serverAddr = when defined tls:
|
|
"127.0.0.1:8889"
|
|
else:
|
|
"127.0.0.1:8888"
|
|
|
|
proc main() {.async.} =
|
|
let
|
|
address = initTAddress(serverAddr)
|
|
socketFlags = {ServerFlags.TcpNoDelay, ServerFlags.ReuseAddr}
|
|
server = when defined tls:
|
|
TlsHttpServer.create(
|
|
address = address,
|
|
handler = handle,
|
|
tlsPrivateKey = TLSPrivateKey.init(SecureKey),
|
|
tlsCertificate = TLSCertificate.init(SecureCert),
|
|
flags = socketFlags)
|
|
else:
|
|
HttpServer.create(address, handle, flags = socketFlags)
|
|
|
|
server.start()
|
|
trace "Server listening on ", data = $server.localAddress()
|
|
await server.join()
|
|
|
|
waitFor(main())
|