我有docker-compose.yml
带出两个docker容器。
1。)前端-reactjs
-在端口3000
上运行
2。)后端-python
(flask
)-在端口8083
上运行
前端正在使用python
通过URL POST
为"http://127.0.0.1:8083/api
方法的axios
服务器调用python
服务器,但是现在由于它们在两个容器中运行,我可以通过该URL将前端连接到docker-compose.yml
服务器吗?
这是我的version: "3.2"
services:
frontend:
build: ./frontend
environment:
CHOKIDAR_USEPOLLING: "true"
volumes:
- /app/node_modules
- ./frontend:/app
ports:
- 80:3000
depends_on:
- backend
backend:
build: ./backends/jananath
volumes:
- ./backends/jananath:/usr/src/app
environment:
FLASK_APP: /usr/src/app/server.py
FLASK_DEBUG: 1
FLASK_RUN_EXTRA_FILES: "/usr/src/app/banuka.txt"
ports:
- 5000:8083
server.py
这是from flask import Flask, render_template, request, url_for, redirect
import os
from os import path, walk
from flask_cors import CORS
app = Flask(__name__)
CORS(app)
PORT = 8083
@app.route('/api', methods=['POST', 'GET'])
def upload_file():
file = request.files['file']
filename = file.filename
print(filename)
filepath = os.path.abspath(filename)
print(filepath)
response_ = {}
response_['filename'] = str(filename)
response_['filepath'] = str(filepath)
return response_
if __name__ == '__main__':
app.run(host='0.0.0.0', port=PORT, extra_files=extra_files)
python服务器
axios
这是POST
从front-end
到此server.py
调用const onFormSubmit = async (e) => {
e.preventDefault();
const formData = new FormData();
formData.append("file", file);
try {
const res = await axios.post("http://127.0.0.1:8083/api", formData, { // this url should change now?
headers: {
"Content-Type": "multipart/form-data",
"Access-Control-Allow-Credentials": "true",
"crossorigin": "true",
},
});
const {filename, filepath} = res.data;
setUploadedFile({filename, filepath});
} catch (error) {
console.log(error);
}
};
方法
window.location
我认为这里的问题是URL现在已更改,但我不知道如何解决。有人可以告诉我如何解决此问题,我应该输入正确的URL吗?
谢谢!
答案 0 :(得分:0)
在您的React应用中尝试后端:8083,您将需要重建您的React映像。