Socket.D v2.5.12

视频演示

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视频：

1、H5 演示地址：

/demo/demo01-js-ws/

前端源码可以直接看网页源码（不太好看啊）。

2、配套服务端代码 - python：

包配置里添加依赖

  • pip
pip install socket.d
#  或者
pip install socket.d -i https://pypi.tuna.tsinghua.edu.cn/simple/
  • reqeusts.txt
socket.d>=2.4.11

代码（server.py）

import asyncio
import logging

from socketd import SocketD
from socketd.transport.core.EntityMetas import EntityMetas
from socketd.transport.core.Message import Message
from socketd.transport.core.Session import Session
from socketd.transport.core.entity.StringEntity import StringEntity
from socketd.transport.core.impl.LogConfig import log
from socketd.transport.core.listener.EventListener import EventListener


async def do_on_open(s:Session):
    s.handshake().out_meta("test", "1")
    log.info("onOpen: " + s.session_id())

async def doOn_demo(s:Session, m:Message):
    if m.is_request():
        await s.reply(m, StringEntity("me to! ref:" + m.data_as_string()))

    if m.is_subscribe():
        size = m.range_size()
        for i in range(size):
            await s.reply(m, StringEntity("me to-" + str(i)))
        await s.reply_end(m, StringEntity("welcome to my home!"))

async def doOn_upload(s:Session, m:Message):
    if m.is_request():
        fileName = m.meta(EntityMetas.META_DATA_DISPOSITION_FILENAME)
        if fileName:
            await s.reply(m, StringEntity("file received: " + fileName + ", size: " + str(m.data_size())))
        else:
            await s.reply(m, StringEntity("no file! size: " + str(m.data_size())))

async def doOn_download(s:Session, m:Message):
    if m.is_request():
        fileEntity = StringEntity("...")
        await s.reply(m, fileEntity)

async def doOn_push(s:Session, m:Message):
    if s.attr_has("push"):
        return

    s.attr_put("push","1")

    for i in range(100):
        if s.attr_has("push") is False:
            break
        await asyncio.sleep(0.1)
        await s.send("/push", StringEntity("push test"))

async def doOn_error(s:Session, err:Exception):
    logging.exception(f"---onError: \n{err}")

def buildListener():
    return (EventListener()
             .do_on_open(do_on_open)
             .do_on_message(lambda s,m: log.info("onMessage: " + str(m)))
             .do_on_close(lambda s:log.info("onClose: " + s.session_id()))
             .do_on_error(doOn_error)
             .do_on("/demo", doOn_demo)
             .do_on("/upload", doOn_upload)
             .do_on("/download", doOn_download)
             .do_on("/push", doOn_push)
             .do_on("/unpush", lambda s,m: s.attr_map().pop("push"))
            )

async def main():
    await (SocketD.create_server("sd:ws")
            .config(lambda c: c.port(8602).fragment_size(1024 * 1024))
            .listen(buildListener())
            .start())
    await asyncio.Future()


if __name__ == "__main__":
    asyncio.run(main())