진굴예굴: tornado

레이블이 tornado인 게시물을 표시합니다. 모든 게시물 표시

2024년 3월 6일 수요일

[python] tornado 오래 걸리는 작업

import json

import tornado.ioloop

import tornado.web

from src.exec import Executor

class ShellHandler(tornado.web.RequestHandler):

async def long_running_task(self):

"""

get, post 로 호출 시 오래 걸리는 작업.

"""

executor = Executor()

stdout, stderr = await executor.run()

return stdout, stderr

async def post(self):

data = self.request.body.decode('utf-8')

try:

json_data = json.loads(data)

self.write(f'received => {json_data}')

except json.JSONDecodeError:

self.write(f'error => {data}')

async def get(self):

ip_address = self.request.remote_ip

stdout, stderr = await self.long_running_task()

self.write(f"{ip_address}<br>stdout={stdout}<br>stdout={stderr}")

def make_app():

return tornado.web.Application([

(r"/shell", ShellHandler),

])

if __name__ == "__main__":

app = make_app()

app.listen(8888)

print("Server is listening on port 8888")

tornado.ioloop.IOLoop.current().start()

2023년 11월 29일 수요일

python tornado 업로드 파일 사이즈.

용량이 큰 파일 업로드 시

net::ERR_CONNECTION_RESET 오류 발생할 경우.

http_server = tornado.httpserver.HTTPServer(app, max_buffer_size=10485760000)

upload_form.html

<!DOCTYPE html>
<html>
<head>
    <title>File Upload Form</title>
</head>
<body>
    <h2>File Upload Form</h2>
    <form action="/" method="post" enctype="multipart/form-data">
        <label for="file">Select a file:</label>
        <input type="file" name="file" id="file"><br>
        <input type="submit" value="Upload">
    </form>
</body>
</html>

main.py

import os
import tornado.web
import tornado.ioloop

UPLOAD_DIR = "uploads"  # Define the directory where uploaded files will be saved


class FileUploadHandler(tornado.web.RequestHandler):
    def get(self):
        self.render("upload_form.html")  # Render the HTML form for file uploads

    def post(self):
        file_info = self.request.files['file'][0]  # Get file information from the request

        # Extract relevant file information
        file_name = file_info['filename']
        file_body = file_info['body']

        # Save the uploaded file to the specified directory
        file_path = os.path.join(UPLOAD_DIR, file_name)
        with open(file_path, 'wb') as file:
            file.write(file_body)

        self.write(f"File '{file_name}' uploaded successfully.")


def make_app():
    return tornado.web.Application([
        (r"/", FileUploadHandler),
    ])


if __name__ == "__main__":
    app = make_app()
    print("Server is running on http://localhost:8888")
    http_server = tornado.httpserver.HTTPServer(app, max_buffer_size=10485760000)
    http_server.listen(8888)
    tornado.ioloop.IOLoop.current().start()

2018년 6월 21일 목요일

logger = logging.getLogger('tornado.general')
logger.setLevel(logging.DEBUG)
formatter = logging.Formatter([%(levelname)s | %(asctime)s | %(filename):%(lineno)04s | %(message)s")
fileHandler = logging.handlers.RotatingFileHandler(filename='', maxBytes=1, backupCount=1)
fileHandler.setFormatter(formatter)
fileHandler.set_name('myname')
logger.addHandler(fileHandler)

logger = logging.getLogger('tornado.general')
hs = logger.handlers[:]
for x in hs:
if x.name == 'myname':
logger.handlers.remove(x)

2018년 5월 28일 월요일

Tornado 에서 static 파일 (javascript, css) 경로 설정

========= 디렉토리 구조 ====================================
Tornado
|- static
|- script (javascript)
|- styles (css)
|- templates
|- index.html

========= python 소스 ====================================

import os
import tornado.ioloop
import tornado.web

class MainHandler(tornado.web.RequestHandler):
def get(self):
self.render("index.html")

def make_app():
return tornado.web.Application([
(r"/", MainHandler),
(r"/(.*)", tornado.web.StaticFileHandler, {'path': os.path.join(os.path.dirname(__file__), 'static')}),
],
template_path=os.path.join(os.path.dirname(__file__), "templates"))

if __name__ == '__main__':
app = make_app()
app.listen(8888)
tornado.ioloop.IOLoop.current().start()

========= index.html ====================================

<head>

</head>

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