文件结构

config

import os

IP_PORT = ('127.0.0.1',)

BACKLOG = 

BASE_DIR = os.path.dirname(os.path.dirname(__file__))

BASE_MOVIE_LIST = os.path.join(BASE_DIR,'movie_list')

setting

db

from orm_pool.orm import Models,StringField,IntegerField

class User(Models):

    table_name = 'userinfo'

    id = IntegerField('id',primary_key=True)

    name = StringField('name')

    password = StringField('password')

    is_vip = IntegerField('is_vip')

    locked = IntegerField('locked')

    user_type = StringField('user_type')

class Notice(Models):

    table_name = 'notice'

    id = IntegerField('id',primary_key=True)

    name = StringField('name')

    content = StringField('content')

    create_time = StringField('create_time')

    user_id = IntegerField('user_id')

class Movie(Models):

    table_name = 'movie'

    id = IntegerField('id',primary_key=True)

    name = StringField('name')

    path = StringField('path')

    is_free = IntegerField('is_free')

    is_delete = IntegerField('is_delete')

    create_time = StringField('create_time')

    user_id = IntegerField('user_id')

    file_md5 = StringField('file_md5')

class Download_Record(Models):

    table_name = 'download_record'

    id = IntegerField('id', primary_key=True)

    user_id = IntegerField('user_id')

    movie_id = IntegerField('movie_id')

models

interface

import os

from db import models

from lib import common

from conf import setting

@common.login_auth

def check_upload_movie_exist(msg_dic,conn):

    movie = models.Movie.select_one(file_md5=msg_dic['file_md5'])

    if movie:

        back_dic = {'flag':False,'msg':'该影片已存在'}

    else:

        back_dic = {'flag':True,'msg':'影片可上传'}

    common.send_back(back_dic,conn)

@common.login_auth

def upload_movie(msg_dic,conn):

    movie_name = common.get_file_uuid(msg_dic['file_name']) + msg_dic['file_name']

    movie_path = os.path.join(setting.BASE_MOVIE_LIST,movie_name)

    recv_size = 0

    file_size = msg_dic['file_size']

    with open(movie_path,'wb') as f:

        while recv_size < file_size:

            recv_data = conn.recv(1024)

            if not recv_data:

                back_dic = {'flag':False,'msg':'服务器收到数据为空'}

                common.send_back(back_dic, conn)

                break

            f.write(recv_data)

            recv_size += len(recv_data)

            percent = recv_size / file_size

            common.print_progress(percent)

    movie = models.Movie(

        name=movie_name,

        path=movie_path,

        is_free=msg_dic['is_free'],

        is_delete=0,

        create_time=str(common.get_current_time()),

        user_id=msg_dic['user_id'],

        file_md5=msg_dic['file_md5']

    )

    movie.save()

    back_dic = {'flag':True,'msg':'上传成功'}

    common.send_back(back_dic,conn)

@common.login_auth

def delete_movie(msg_dic,conn):

    movie = models.Movie.select_one(id=msg_dic['del_movie_id'])

    if movie:

        movie.is_delete = 1

        movie.user_id = msg_dic['user_id']

        movie.update()

        back_dic = {'flag':True,'msg':'删除成功'}

    else:

        back_dic = {'flag':False,'msg':'无此影片'}

    common.send_back(back_dic,conn)

@common.login_auth

def release_notice(msg_dic,conn):

    name = msg_dic['name']

    content = msg_dic['content']

    user_id = msg_dic['user_id']

    create_time = str(common.get_current_time())

    notice = models.Notice(

        name=name,

        content=content,

        user_id=user_id,

        create_time=create_time

    )

    notice.save()

    back_dic = {'flag':True,'msg':'发布公告成功'}

    common.send_back(back_dic,conn)

admin_interface

from db import models

from lib import common

from tcp_server import online_user

from interface import user_interface

def register(msg_dic,conn):

    user = models.User.select_one(name=msg_dic['name'])

    if user:

        back_dic = {'flag':False,'msg':'用户名已存在'}

    else:

        user = models.User(

            name=msg_dic['name'],

            password=msg_dic['password'],

            is_vip=0,

            locked=0,

            user_type=msg_dic['user_type']

        )

        user.save()

        back_dic = {'flag':True,'msg':'用户注册成功'}

    common.send_back(back_dic,conn)

def login(msg_dic,conn):

    user = models.User.select_one(name=msg_dic['name'])

    # 用户存在

    if user:

        # 密码一致

        if msg_dic['password'] == user.password:

            # 类型一致

            if msg_dic['user_type'] == user.user_type:

                # 登录成功，服务器记录状态，并发送session给客户端cookie赋值

                session = common.get_uuid(msg_dic['name']) + msg_dic['name']

                online_user.mutex.acquire()

                online_user.alive_user[msg_dic['addr']] = [session,user.id]

                online_user.mutex.release()

                back_dic = {'flag':True,'session':session,'msg':'登录成功'}

                # 若登录用户为普通用户，则在客户端打印最近一条公告

                if msg_dic['user_type'] == 'user':

                    back_notice = user_interface.check_notice_by_count(1)

                    if back_notice:

                        back_dic = {'flag':True,'back_notice':back_notice,'is_vip':user.is_vip,'session':session,'msg':'登录成功'}

                    else:

                        back_dic = {'flag': True, 'back_notice': '暂无公告内容', 'is_vip': user.is_vip, 'session': session,

                                    'msg': '登录成功'}

            else:

                back_dic = {'flag': False, 'msg': '用户登录类型不一致'}

        else:

            back_dic = {'flag': False, 'msg': '密码不一致'}

    else:

        back_dic = {'flag':False,'msg':'用户不存在'}

    common.send_back(back_dic,conn)

def check_moive_list(msg_dic,conn):

    movie_list = models.Movie.select_many()

    back_movie_list = []

    if movie_list:

        for movie in movie_list:

            # 视频未删除

            if not movie.is_delete:

                if msg_dic['movie_type'] == 'all':

                    back_movie_list.append([movie.id,movie.name,'免费' if movie.is_free else '收费'])

                elif msg_dic['movie_type'] == 'free':

                    if movie.is_free:

                        back_movie_list.append([movie.id, movie.name, '免费'])

                else:

                    if not movie.is_free:

                        back_movie_list.append([movie.id, movie.name, '收费'])

        if back_movie_list:

            back_dic = {'flag':True,'msg':'查询成功','back_movie_list':back_movie_list}

        else:

            back_dic = {'flag': False, 'msg': '查询失败，视频数据为空'}

    else:

        back_dic = {'flag':False,'msg':'服务器上无视频数据或视频已被删除'}

    common.send_back(back_dic,conn)

common_interface

import os

from db import models

from lib import common

@common.login_auth

def check_notice(msg_dic,conn):

    notice_list = check_notice_by_count()

    back_dic = {'flag':True,'msg':'历史公告信息如下：','notice_list':notice_list}

    common.send_back(back_dic,conn)

# 内部借口使用功能

def check_notice_by_count(count=None):

    notice_list = models.Notice.select_many()

    if notice_list:

        back_notice = []

        if not count:

            for notice in notice_list:

                back_notice.append({notice.name: notice.content})

        else:

            notice_list = sorted(notice_list,key=lambda notice:notice.create_time)

            current_notice = notice_list[len(notice_list)-1]

            back_notice.append({current_notice.name:current_notice.content})

        return back_notice

    else:

        return False

@common.login_auth

def charge_vip(msg_dic,conn):

    user = models.User.select_one(id=msg_dic['user_id'])

    user.is_vip = 1

    user.update()

    back_dic = {'flag':True,'msg':'充值成功'}

    common.send_back(back_dic,conn)

@common.login_auth

def download_free_movie(msg_dic,conn):

    movie = models.Movie.select_one(id=msg_dic['movie_id'])

    if movie:

        user = models.User.select_one(id=msg_dic['user_id'])

        if user.is_vip:

            wait_time = 0

        else:

            wait_time = 5

        send_size = 0

        total_size = os.path.getsize(movie.path)

        back_dic = {'flag': True, 'wait_time': wait_time,'file_size':total_size,'movie_id':movie.id}

        common.send_back(back_dic, conn)

        with open(movie.path,'rb') as f:

            while send_size < total_size:

                send_data = f.readline()

                conn.send(send_data)

                send_size += len(send_data)

                percent = send_size / total_size

                common.print_progress(percent)

        download_record = models.Download_Record(

            user_id=msg_dic['user_id'],

            movie_id=movie.id

        )

        download_record.save()

    else:

        back_dic = {'flag':False,'msg':'影片不存在'}

        common.send_back(back_dic, conn)

@common.login_auth

def download_charge_movie(msg_dic,conn):

    movie = models.Movie.select_one(id=msg_dic['movie_id'])

    if movie:

        user = models.User.select_one(id=msg_dic['user_id'])

        if user.is_vip:

            cost_money = 5

        else:

            cost_money = 10

        send_size = 0

        total_size = os.path.getsize(movie.path)

        back_dic = {'flag': True, 'cost_money': cost_money,'file_size':total_size,'movie_id':movie.id}

        common.send_back(back_dic, conn)

        with open(movie.path,'rb') as f:

            while send_size < total_size:

                send_data = f.readline()

                conn.send(send_data)

                send_size += len(send_data)

                percent = send_size / total_size

                common.print_progress(percent)

        download_record = models.Download_Record(

            user_id=msg_dic['user_id'],

            movie_id=movie.id

        )

        download_record.save()

    else:

        back_dic = {'flag':False,'msg':'影片不存在'}

        common.send_back(back_dic, conn)

@common.login_auth

def check_download_record(msg_dic,conn):

    download_record_list = models.Download_Record.select_many(user_id=msg_dic['user_id'])

    back_download_record_list = []

    if download_record_list:

        for record in download_record_list:

            movie_id = record.movie_id

            movie = models.Movie.select_one(id=movie_id)

            back_download_record_list.append('影片信息：%s,%s' % (movie.name,movie.create_time))

        back_dic = {'flag':True,'msg':'查看下载记录成功：','back_download_record_list':back_download_record_list}

    else:

        back_dic = {'flag':False,'msg':'暂无下载记录'}

    common.send_back(back_dic,conn)

user_interface

lib

import json

import struct

import hashlib

import time

from tcp_server import online_user

def login_auth(func):

    def wrapper(*args,**kwargs):

        # args = (msg_dic,conn) 元祖

        for value_list in online_user.alive_user.values():

            # value_list = [session,user.id]

            if args[0]['session'] == value_list[0]:

                user_id = value_list[1]

                args[0]['user_id'] = user_id

                break

        user_id = args[0].get('user_id',None)

        if user_id:

            func(*args,**kwargs)

        else:

            back_dic = {'flag': False, 'msg': '非授权用户'}

            send_back(back_dic, args[1])

    return wrapper

def send_back(back_dic,conn):

    back_dic_json = json.dumps(back_dic)

    back_dic_bytes = back_dic_json.encode('utf-8')

    back_dic_head = struct.pack('i',len(back_dic_bytes))

    conn.send(back_dic_head)

    conn.send(back_dic_bytes)

# session,file_name中使用

def get_uuid(name):

    md = hashlib.md5()

    md.update(str(time.time()).encode('utf-8'))

    md.update(name.encode('utf-8'))

    return md.hexdigest()

def get_current_time():

    return time.strftime('%Y-%m-%d %X',time.localtime(time.time()))

def print_progress(percent):

    width = 70

    sign = '■'

    if percent > 1:

        percent = 1

    print_str = '[%%-%ds]' % width % (int(percent * width) * sign)

    print('\r%s %d%%' % (print_str,int(percent * 100)),end='')

def get_file_uuid(file_name):

    md = hashlib.md5()

    md.update('密码加盐'.encode('utf-8'))

    md.update(file_name.encode('utf-8'))

    return md.hexdigest()

if __name__ == '__main__':

    percent = 0

    while percent < 1:

        percent += 0.1

        print_progress(percent)

common

orm_pool

import pymysql

from DBUtils.PooledDB import PooledDB

POOL = PooledDB(

    creator=pymysql,

    maxconnections=6,

    mincached=2,

    maxcached=5,

    maxshared=3,

    maxusage=None,

    setsession=[],

    blocking=True,

    ping=0,

    host='127.0.0.1',

    port=3306,

    user='root',

    password='',

    database='youku',

    charset='utf8',

    autocommit=True

)

DBUtils_interface

import pymysql

from orm_pool import DBUtils_interface

class Mysql_pool_interface:

    def __init__(self):

        self.conn = DBUtils_interface.POOL.connection()

        self.cursor = self.conn.cursor(cursor=pymysql.cursors.DictCursor)

    def select(self,sql,args=None):

        self.cursor.execute(sql,args)

        res = self.cursor.fetchall()

        return res

    def execute(self,sql,args):

        try:

            self.cursor.execute(sql,args)

            affected = self.cursor.rowcount

        except Exception as e:

            print(e)

        return affected

if __name__ == '__main__':

    ms = Mysql_pool_interface()

    res = ms.select('select * from userinfo where id = %s',1)

    print(res)

mysql_pool

from orm_pool import mysql_pool

class Field:

    def __init__(self, name, column_type, primary_key, default):

        self.name = name

        self.column_type = column_type

        self.primary_key = primary_key

        self.default = default

class StringField(Field):

    def __init__(self, name=None, column_type='varchar(255)', primary_key=False, default=None):

        super().__init__(name, column_type, primary_key, default)

class IntegerField(Field):

    def __init__(self, name=None, column_type='int', primary_key=False, default=None):

        super().__init__(name, column_type, primary_key, default)

class ModelsMetaclass(type):

    def __new__(cls, name, bases, attrs):

        if name == 'Models':

            return type.__new__(cls, name, bases, attrs)

        table_name = attrs.get('table_name', None)

        if not table_name:

            table_name = name

        primary_key = None

        mappings = dict()

        for k, v in attrs.items():

            if isinstance(v, Field):

                mappings[k] = v

                if v.primary_key:

                    if primary_key:

                        raise KeyError('重复主键：%s' % k)

                    primary_key = k

        for k in mappings.keys():

            attrs.pop(k)

        if not primary_key:

            raise KeyError('无主键')

        attrs['table_name'] = table_name

        attrs['primary_key'] = primary_key

        attrs['mappings'] = mappings

        return type.__new__(cls,name,bases,attrs)

class Models(dict,metaclass=ModelsMetaclass):

    def __init__(self,**kwargs):

        super().__init__(**kwargs)

    def __getattr__(self, item):

        try:

            return self[item]

        except KeyError:

            raise AttributeError('无此属性')

    def __setattr__(self, key, value):

        self[key] = value

    @classmethod

    def select_one(cls,**kwargs):

        ms = mysql_pool.Mysql_pool_interface()

        key = list(kwargs.keys())[0]

        value = kwargs[key]

        # select * from userinfo where id = ?

        sql = 'select * from %s where %s = ?' % (cls.table_name,key)

        sql = sql.replace('?','%s')

        res = ms.select(sql,value)

        if res:

            return cls(**res[0])

        else:

            return

    @classmethod

    def select_many(cls,**kwargs):

        ms = mysql_pool.Mysql_pool_interface()

        # select * from userinfo where id = ?

        # select * from userinfo

        if kwargs:

            key = list(kwargs.keys())[0]

            value = kwargs[key]

            sql = 'select * from %s where %s = ?' % (cls.table_name,key)

            sql = sql.replace('?','%s')

            res = ms.select(sql,value)

        else:

            sql = 'select * from %s' % cls.table_name

            res = ms.select(sql)

        obj_list = [cls(**r) for r in res]

        return obj_list

    def update(self):

        ms = mysql_pool.Mysql_pool_interface()

        # update userinfo set name=?,password=? where id = %s

        field_data = []

        pr = None

        args = []

        for k,v in self.mappings.items():

            if v.primary_key:

                pr = getattr(self,v.name,v.default)

            field_data.append(v.name + '=?')

            args.append(getattr(self,v.name,v.default))

        sql = 'update %s set %s where %s = %s' % (self.table_name,','.join(field_data),self.primary_key,pr)

        sql = sql.replace('?','%s')

        ms.execute(sql,args)

    def save(self):

        ms = mysql_pool.Mysql_pool_interface()

        # insert into %s (name,password) values (?,?)

        field_data = []

        value_data = []

        args = []

        for k,v in self.mappings.items():

            if not v.primary_key:

                # 避免对主键的赋值要求

                field_data.append(v.name)

                value_data.append('?')

                args.append(getattr(self,v.name,v.default))

        sql = 'insert into %s (%s) values (%s)' % (self.table_name,','.join(field_data),','.join(value_data))

        sql = sql.replace('?','%s')

        ms.execute(sql,args)

class User(Models):

    table_name = 'userinfo'

    id = IntegerField('id',primary_key=True)

    name = StringField('name')

    password = StringField('password')

    is_vip = IntegerField('is_vip')

    locked = IntegerField('locked')

    user_type = StringField('user_type')

if __name__ == '__main__':

    user = User.select_one(id=1)

    user.name = 'lmj'

    user.update()

    print(user)

    user2 = User(name='cly',password='',is_vip=0,locked=0,user_type='user')

    user2.save()

orm

tcp_server

# {addr:[session,user_id}

alive_user = {}

mutex = None

online_user

import socket

import struct

import json

from concurrent.futures import ThreadPoolExecutor

from threading import Lock

from tcp_server import online_user

from conf import setting

from lib import common

from interface import admin_interface,common_interface,user_interface

pool = ThreadPoolExecutor()

mutex = Lock()

online_user.mutex = mutex

# 功能任务字典

func_dic = {

    'register':common_interface.register,

    'login':common_interface.login,

    'check_upload_movie_exist':admin_interface.check_upload_movie_exist,

    'upload_movie':admin_interface.upload_movie,

    'check_moive_list':common_interface.check_moive_list,

    'delete_movie':admin_interface.delete_movie,

    'release_notice':admin_interface.release_notice,

    'charge_vip':user_interface.charge_vip,

    'download_free_movie':user_interface.download_free_movie,

    'check_download_record':user_interface.check_download_record,

    'check_notice':user_interface.check_notice,

    'download_charge_movie':user_interface.download_charge_movie

}

# 分发功能模块

def dispatch(msg_dic,conn):

    if msg_dic['func_type'] in func_dic:

        func_dic[msg_dic['func_type']](msg_dic,conn)

    else:

        back_dic = {'flag':False,'msg':'非法操作'}

        common.send_back(back_dic,conn)

# 循环通信

def communication(conn,addr):

    while True:

        try:

            msg_dic_head = conn.recv(4)

            if not msg_dic_head:

                online_user.mutex.acquire()

                if str(addr) in online_user.alive_user:

                    online_user.alive_user.pop(str(addr))

                online_user.mutex.release()

                conn.close()

                print(addr, '\033[31m 断开 \033[0m')

                break

            msg_dic_len = struct.unpack('i',msg_dic_head)[0]

            msg_dic_bytes = conn.recv(msg_dic_len)

            msg_dic = json.loads(msg_dic_bytes.decode('utf-8'))

            msg_dic['addr'] = addr

            # 分发功能任务

            dispatch(msg_dic,conn)

        except Exception as e:

            print('错误信息：%s' % e)

            online_user.mutex.acquire()

            if str(addr) in online_user.alive_user:

                online_user.alive_user.pop(str(addr))

            online_user.mutex.release()

            conn.close()

            print(addr,'\033[31m 断开 \033[0m')

            break

def get_server():

    server = socket.socket(socket.AF_INET,socket.SOCK_STREAM)

    server.bind(setting.IP_PORT)

    server.listen(setting.BACKLOG)

    print('\033[32m 服务器激活 \033[0m')

    # 循环链接

    while True:

        conn,addr = server.accept()

        print(addr,'\033[32m 连接 \033[0m')

        pool.submit(communication,conn,addr)

    server.close()

def run():

    get_server()

tcpserver

根目录下：

import os

import sys

path = os.path.dirname(__file__)

sys.path.append(path)

from tcp_server import tcpserver

if __name__ == '__main__':

    tcpserver.run()

start

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