简单的文件ftp上传

目录

• 简单的文件ftp上传

简单的文件ftp上传

• server

  import socket
  import struct
  service=socket.socket()
  
  service.bind(('127.0.0.1',8081))
  while True:
      service.listen(5)
  
      conn,address=service.accept()
      print('有客户端连接进来了,地址如下',address)
      #获取头的内容
      dic_len_byte=conn.recv(4)
      print(dic_len_byte)
      dic_len=struct.unpack('i',dic_len_byte)[0]
      print(dic_len)
      dic_head=eval(conn.recv(dic_len))
      data=conn.recv(dic_head['size'])
      data_name=dic_head['name']
      # print(data.decode('utf8'))
      with open(data_name,'wb') as fw:
          fw.write(data)
  

• client

  import socket
  import struct
  client=socket.socket()
  client.connect(('127.0.0.1', 8081))
  import os
  import json
  
  print(os.path.getsize('test.py'))
  data_head={'size':os.path.getsize('test.py'),'name':'test_new.py'}
  data_head_s=json.dumps(data_head)
  data_head_bytes=data_head_s.encode('utf8')
  print(data_head_bytes)
  #把头的长度以长度为4的字节发送过去
  head_len_bytes=struct.pack('i',len(data_head_bytes))
  client.send(head_len_bytes)
  client.send(data_head_bytes)
  with open('test.py','rb') as fr:
      data=fr.read()
  client.send(data)
  
  

• 测试文件

  import json
  ss={'name':'ypp','age':False}
  data=json.dumps(ss) #转json字典为字符串（json格式）
  
  print(data)
  print(type(data))
  data1=json.loads(data)#字符串的json格式的字典  转为字典
  print(data1)
  print(type(data1))
  sss=b'kkk\n\nkk'
  print(str(sss.decode('utf8')))