server端
import jsonimport structimport socket sk = socket.socket()sk.bind((‘127.0.0.1‘,8080))sk.listen() conn,addr = sk.accept()dic_len = conn.recv(4) # 4个字节 数字的大小dic_len = struct.unpack(‘i‘,dic_len)[0]content = conn.recv(dic_len).decode(‘utf-8‘) # 70content_dic = json.loads(content)if content_dic[‘operate‘] == ‘upload‘: with open(content_dic[‘filename‘],‘wb‘) as f: while content_dic[‘filesize‘]: file = conn.recv(1024) f.write(file) content_dic[‘filesize‘] -= len(file)conn.close()sk.close()
client端
import osimport jsonimport structimport socket sk = socket.socket()sk.connect((‘127.0.0.1‘,8080)) def get_filename(file_path): filename = os.path.basename(file_path) return filename #选择 操作operate = [‘upload‘,‘download‘]for num,opt in enumerate(operate,1): print(num,opt)num = int(input(‘请输入您要做的操作序号 : ‘))if num == 1: ‘‘‘上传操作‘‘‘ file_path = input(‘请输入要上传的文件路径 : ‘) file_size = os.path.getsize(file_path) # 获取文件大小 file_name = get_filename(file_path) dic = {‘operate‘: ‘upload‘, ‘filename‘: file_name,‘filesize‘:file_size} str_dic = json.dumps(dic).encode(‘utf-8‘) ret = struct.pack(‘i‘, len(str_dic)) # 将字典的大小转换成一个定长(4)的bytes sk.send(ret + str_dic) with open(file_path,‘rb‘) as f: while file_size: content = f.read(1024) sk.send(content) file_size -= len(content)elif num == 2: ‘‘‘下载操作‘‘‘sk.close()
原文地址:https://www.cnblogs.com/mys6/p/10797863.html
时间: 2024-10-31 19:51:07