局域网文件共享
局域网文件共享
关键字：python、fastapi
因为自己工作中生活中需要查看局域网文件，有时候U盘比较不方便，就用宇宙最强web框架FASTAPI写了一个局域网共享程序，安装好python和相关的包就可以使用。
具体包见gihub链接：https://github.com/Frank1126lin/PythonWeb
具体代码如下：
#! /usr/bin/env python3# *_* coding: utf-8 *_*
# @File : fileserver.py
# @Author: Frank1126lin
# @Date : 2020/2/19
"""
使用FASTAPI创建文件共享服务
"""
import os
import time
import socket
import platform
from urllib.parse import unquote
from fastapi import FastAPI
from starlette.responses import FileResponse, Response
# IPV4 for Production
def get_host_ip():
try:
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.connect(("8.8.8.8", 80))
ip = s.getsockname()[0]
finally:
s.close()
return ip
BASEURL = "http://{0}:{1}".format(get_host_ip(), 8001)
print(BASEURL)
# 文件绝对路径
ROOT = os.getcwd()
app = FastAPI()
# 定义主函数，默认页是根目录URL+文件列表
@app.get("/")
def main():
return views(ROOT)
# URL 处理
@app.get("/{path}")
def level(path):
path2 = unquote(path)
list_path = path2.split(">") # 相对地址列表如[“home”, "frank", "123"]
dir_path = get_dir_path(ROOT, list_path)
return views(dir_path, path)
def get_dir_path(root, list_path=None):
"""
从url的相对地址转换为path的绝对地址
"""
if list_path is None:
return root
else:
path = "/".join(list_path)
abs_path = "".join([root, "/", path])
if platform.system() == "Windows": # 因为这里os.path.join()不支持列表，所以只能自己写
abs_path = abs_path.replace("/","\")
print(abs_path)
return abs_path
def views(dir_path, path=None):
if not os.path.exists(dir_path):
return "dir is not exist."
elif os.path.isfile(dir_path):
response = FileResponse(dir_path)
return response
else:
# 拿到字典数据进行展示
headers = "<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><title>文件共享服务</title>"
response = headers + "<h1>Name ---- Size ---- Type ---- Modify Date<h1>"
dic = dir_dict(dir_path)
# print(dic)
for k, v in dic.items():
if path is None:
file_url = k
else:
file_url = ">".join([path,k])
file_href = "<a href="" + file_url + "">" + k + "</a>"
response += "<h2>" + file_href + "----" + v[0] + "----" + v[1] + "----" + v[2] + "<h2>"
return Response(content=response)
def dir_dict(dir_path):
"""
给出文件夹绝对地址，以字典形式返回文件夹内相应内容
"""
if os.path.isdir(dir_path):
dir_dic = {}
for file in os.listdir(dir_path):
file_name = file
file_path = os.path.join(dir_path, file) # 函数内部使用
file_size = get_size(file_path)
file_cdate = get_cdate(file_path)
file_type = get_type(file_path)
dir_dic[file_name] = [file_size, file_type, file_cdate]
return dir_dic
# 获取文件类型
def get_type(path):
"""
给定文件地址path,返回文件类型
:param path: 文件地址
:return: 文件类型
"""
if os.path.isdir(path):
return "Dir"
else:
return os.path.splitext(path)[-1][1:]
# 获取文件修改时间
def get_cdate(path):
"""
给定文件地址（path),返回文件修改时间date
:param path: 文件或文件夹地址
:return: 文件最后一次修改时间
"""
return time.ctime(os.path.getmtime(path))
# 获取文件或文件夹大小
def get_size(path):
if os.path.isfile(path):
return get_file_size(path)
if os.path.isdir(path):
return get_dir_size(path)
def get_file_size(filepath):
size = os.path.getsize(filepath)
return size_handle(size)
def get_dir_size(dirpath):
size = 0
for root, dirs, files in os.walk(dirpath):
for f in files:
size += os.path.getsize(os.path.join(root, f))
return size_handle(size)
def size_handle(size):
unit_list = [
(60, "EB"),
(50, "PB"),
(40, "TB"),
(30, "GB"),
(20, "MB"),
(10, "KB"),
(1, "B"),
]
if size == 0:
return "0 B"
for i in range(len(unit_list)):
if size >> unit_list[i][0] > 0:
num = round(size / 2 ** unit_list[i][0], 2)
unit = unit_list[i][1]
return str(num)+str(unit)
if __name__ == "__main__":
import uvicorn
uvicorn.run(app, host="0.0.0.0", port=8001)
有需要自取，支持无限文件夹嵌套。
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