我正在尝试组织python服务器和kotlin客户端之间的websocket连接。作为websockets库,我使用websockets和ktor。我编写了两个简单的测试应用程序。所以,当我试图从服务器获取响应文本时,我得到一个格式错误的InputException。由于调试过程,我使用NodeJS编写了简单的websocket服务器,它工作正常。 我想我在编码方面有问题,但不知道如何解决
Python服务器
import asyncio
import websockets
from websockets import WebSocketServerProtocol
class Server:
async def __respond(self, client: WebSocketServerProtocol, message: str):
print(message)
await client.send(message)
async def ws_handler(self, client: WebSocketServerProtocol, uri: str) -> None:
async for message in client:
await self.__respond(client, message)
server = Server()
start_server = websockets.serve(server.ws_handler, '127.0.0.1', 4000)
loop = asyncio.get_event_loop()
loop.run_until_complete(start_server)
loop.run_forever()
科特林客户机
client.ws(
method = HttpMethod.Get,
host = "127.0.0.1",
port = 4000,
path = "/ws",
request = {
header("Sec-WebSocket-Extensions", "permessage-deflate")
}
) {
send(Frame.Text("message"))
for (frame in incoming) {
when (frame) {
is Frame.Text -> println(frame.readText())
is Frame.Binary -> println(String(frame.readBytes(), StandardCharsets.UTF_8))
else -> println("error")
}
}
}
科特林·斯塔克特拉克
io.ktor.utils.io.charsets.MalformedInputException: Input length = 1
at io.ktor.utils.io.charsets.CharsetJVMKt.throwExceptionWrapped(CharsetJVM.kt:325)
at io.ktor.utils.io.charsets.CharsetJVMKt.decode(CharsetJVM.kt:199)
at io.ktor.utils.io.charsets.EncodingKt.decode(Encoding.kt:103)
at io.ktor.utils.io.charsets.EncodingKt.decode$default(Encoding.kt:101)
at io.ktor.http.cio.websocket.FrameCommonKt.readText(FrameCommon.kt:146)
at com.veronica.service.Client$run$3.invokeSuspend(Client.kt:33)
异常在“is Frame.Text->;println(Frame.readText())”行抛出
Ktor版本为1.6.0
要使其正常工作,请安装WebSocket Deflate extension:
并删除设置
Sec-WebSocket-Extensions
头的代码:相关问题 更多 >
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